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media: zoran: fix checkpatch issue

Browse Source 
Fix a lot of style issue found by checkpatch.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Corentin Labbe
2020-09-25 20:30:15 +02:00
committed by Mauro Carvalho Chehab
parent 874edaa5d5
commit 5e195bbdda
16 changed files with 740 additions and 1376 deletions
Download Patch File Download Diff File Expand all files Collapse all files

116
drivers/staging/media/zoran/videocodec.c
View File

@@ -1,3 +1,4 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* VIDEO MOTION CODECs internal API for video devices
*
@@ -5,22 +6,6 @@
* bound to a master device.
*
* (c) 2002 Wolfgang Scherr <scherr@net4you.at>
*
* $Id: videocodec.c,v 1.1.2.8 2003/03/29 07:16:04 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
#define VIDEOCODEC_VERSION "v0.2"
@@ -69,8 +54,7 @@ static struct codec_list *codeclist_top;
/* function prototypes of the master/slave interface */
/* ================================================= */
struct videocodec *
videocodec_attach (struct videocodec_master *master)
struct videocodec *videocodec_attach(struct videocodec_master *master)
{
struct codec_list *h = codeclist_top;
struct attached_list *a, *ptr;
@@ -82,8 +66,7 @@ videocodec_attach (struct videocodec_master *master)
return NULL;
}
dprintk(2,
"videocodec_attach: '%s', flags %lx, magic %lx\n",
dprintk(2, "%s: '%s', flags %lx, magic %lx\n", __func__,
master->name, master->flags, master->magic);
if (!h) {
@@ -97,50 +80,35 @@ videocodec_attach (struct videocodec_master *master)
// attach only if the slave has at least the flags
// expected by the master
if ((master->flags & h->codec->flags) == master->flags) {
dprintk(4, "videocodec_attach: try '%s'\n",
h->codec->name);
dprintk(4, "%s: try '%s'\n", __func__, h->codec->name);
if (!try_module_get(h->codec->owner))
return NULL;
codec = kmemdup(h->codec, sizeof(struct videocodec),
GFP_KERNEL);
if (!codec) {
dprintk(1,
KERN_ERR
"videocodec_attach: no mem\n");
codec = kmemdup(h->codec, sizeof(struct videocodec), GFP_KERNEL);
if (!codec)
goto out_module_put;
}
res = strlen(codec->name);
snprintf(codec->name + res, sizeof(codec->name) - res,
"[%d]", h->attached);
snprintf(codec->name + res, sizeof(codec->name) - res, "[%d]", h->attached);
codec->master_data = master;
res = codec->setup(codec);
if (res == 0) {
dprintk(3, "videocodec_attach '%s'\n",
codec->name);
ptr = kzalloc(sizeof(struct attached_list), GFP_KERNEL);
if (!ptr) {
dprintk(1,
KERN_ERR
"videocodec_attach: no memory\n");
dprintk(3, "%s: '%s'\n", __func__, codec->name);
ptr = kzalloc(sizeof(*ptr), GFP_KERNEL);
if (!ptr)
goto out_kfree;
}
ptr->codec = codec;
a = h->list;
if (!a) {
h->list = ptr;
dprintk(4,
"videocodec: first element\n");
dprintk(4, "videocodec: first element\n");
} else {
while (a->next)
a = a->next; // find end
a->next = ptr;
dprintk(4,
"videocodec: in after '%s'\n",
h->codec->name);
dprintk(4, "videocodec: in after '%s'\n", h->codec->name);
}
h->attached += 1;
@@ -161,9 +129,9 @@ videocodec_attach (struct videocodec_master *master)
kfree(codec);
return NULL;
}
EXPORT_SYMBOL(videocodec_attach);
int
videocodec_detach (struct videocodec *codec)
int videocodec_detach(struct videocodec *codec)
{
struct codec_list *h = codeclist_top;
struct attached_list *a, *prev;
@@ -174,8 +142,7 @@ videocodec_detach (struct videocodec *codec)
return -EINVAL;
}
dprintk(2,
"videocodec_detach: '%s', type: %x, flags %lx, magic %lx\n",
dprintk(2, "%s: '%s', type: %x, flags %lx, magic %lx\n", __func__,
codec->name, codec->type, codec->flags, codec->magic);
if (!h) {
@@ -191,9 +158,7 @@ videocodec_detach (struct videocodec *codec)
if (codec == a->codec) {
res = a->codec->unset(a->codec);
if (res >= 0) {
dprintk(3,
"videocodec_detach: '%s'\n",
a->codec->name);
dprintk(3, "%s: '%s'\n", __func__, a->codec->name);
a->codec->master_data = NULL;
} else {
dprintk(1,
@@ -202,14 +167,12 @@ videocodec_detach (struct videocodec *codec)
a->codec->name);
a->codec->master_data = NULL;
}
if (prev == NULL) {
if (!prev) {
h->list = a->next;
dprintk(4,
"videocodec: delete first\n");
dprintk(4, "videocodec: delete first\n");
} else {
prev->next = a->next;
dprintk(4,
"videocodec: delete middle\n");
dprintk(4, "videocodec: delete middle\n");
}
module_put(a->codec->owner);
kfree(a->codec);
@@ -226,9 +189,9 @@ videocodec_detach (struct videocodec *codec)
dprintk(1, KERN_ERR "videocodec_detach: given codec not found!\n");
return -EINVAL;
}
EXPORT_SYMBOL(videocodec_detach);
int
videocodec_register (const struct videocodec *codec)
int videocodec_register(const struct videocodec *codec)
{
struct codec_list *ptr, *h = codeclist_top;
@@ -241,11 +204,9 @@ videocodec_register (const struct videocodec *codec)
"videocodec: register '%s', type: %x, flags %lx, magic %lx\n",
codec->name, codec->type, codec->flags, codec->magic);
ptr = kzalloc(sizeof(struct codec_list), GFP_KERNEL);
if (!ptr) {
dprintk(1, KERN_ERR "videocodec_register: no memory\n");
ptr = kzalloc(sizeof(*ptr), GFP_KERNEL);
if (!ptr)
return -ENOMEM;
}
ptr->codec = codec;
if (!h) {
@@ -261,9 +222,9 @@ videocodec_register (const struct videocodec *codec)
return 0;
}
EXPORT_SYMBOL(videocodec_register);
int
videocodec_unregister (const struct videocodec *codec)
int videocodec_unregister(const struct videocodec *codec)
{
struct codec_list *prev = NULL, *h = codeclist_top;
@@ -294,7 +255,7 @@ videocodec_unregister (const struct videocodec *codec)
}
dprintk(3, "videocodec: unregister '%s' is ok.\n",
h->codec->name);
if (prev == NULL) {
if (!prev) {
codeclist_top = h->next;
dprintk(4,
"videocodec: delete first element\n");
@@ -315,6 +276,7 @@ videocodec_unregister (const struct videocodec *codec)
"videocodec_unregister: given codec not found!\n");
return -EINVAL;
}
EXPORT_SYMBOL(videocodec_unregister);
#ifdef CONFIG_PROC_FS
static int proc_videocodecs_show(struct seq_file *m, void *v)
@@ -327,12 +289,12 @@ static int proc_videocodecs_show(struct seq_file *m, void *v)
while (h) {
seq_printf(m, "S %32s %04x %08lx %08lx (TEMPLATE)\n",
h->codec->name, h->codec->type,
h->codec->name, h->codec->type,
h->codec->flags, h->codec->magic);
a = h->list;
while (a) {
seq_printf(m, "M %32s %04x %08lx %08lx (%s)\n",
a->codec->master_data->name,
a->codec->master_data->name,
a->codec->master_data->type,
a->codec->master_data->flags,
a->codec->master_data->magic,
@@ -349,39 +311,29 @@ static int proc_videocodecs_show(struct seq_file *m, void *v)
/* ===================== */
/* hook in driver module */
/* ===================== */
static int __init
videocodec_init (void)
static int __init videocodec_init(void)
{
#ifdef CONFIG_PROC_FS
static struct proc_dir_entry *videocodec_proc_entry;
#endif
printk(KERN_INFO "Linux video codec intermediate layer: %s\n",
VIDEOCODEC_VERSION);
pr_info("Linux video codec intermediate layer: %s\n", VIDEOCODEC_VERSION);
#ifdef CONFIG_PROC_FS
videocodec_proc_entry = proc_create_single("videocodecs", 0, NULL,
proc_videocodecs_show);
if (!videocodec_proc_entry) {
videocodec_proc_entry = proc_create_single("videocodecs", 0, NULL, proc_videocodecs_show);
if (!videocodec_proc_entry)
dprintk(1, KERN_ERR "videocodec: can't init procfs.\n");
}
#endif
return 0;
}
static void __exit
videocodec_exit (void)
static void __exit videocodec_exit(void)
{
#ifdef CONFIG_PROC_FS
remove_proc_entry("videocodecs", NULL);
#endif
}
EXPORT_SYMBOL(videocodec_attach);
EXPORT_SYMBOL(videocodec_detach);
EXPORT_SYMBOL(videocodec_register);
EXPORT_SYMBOL(videocodec_unregister);
module_init(videocodec_init);
module_exit(videocodec_exit);

75
drivers/staging/media/zoran/videocodec.h
View File

@@ -1,3 +1,4 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* VIDEO MOTION CODECs internal API for video devices
*
@@ -5,22 +6,6 @@
* bound to a master device.
*
* (c) 2002 Wolfgang Scherr <scherr@net4you.at>
*
* $Id: videocodec.h,v 1.1.2.4 2003/01/14 21:15:03 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
/* =================== */
@@ -64,7 +49,6 @@
device dependent and vary between MJPEG/MPEG/WAVELET/... devices. (!!!!)
----------------------------------------------------------------------------
*/
/* ========================================== */
/* description of the videocodec_io structure */
@@ -111,7 +95,7 @@
the calls include frame numbers and flags (even/odd/...)
if needed and a flag which allows blocking until its ready
*/
/* ============== */
/* user interface */
/* ============== */
@@ -131,7 +115,6 @@ M zr36055[0] 0001 0000c001 00000000 (zr36050[0])
M zr36055[1] 0001 0000c001 00000000 (zr36050[1])
*/
/* =============================================== */
/* special defines for the videocodec_io structure */
@@ -207,10 +190,9 @@ M zr36055[1] 0001 0000c001 00000000 (zr36050[1])
#define CODEC_G_FLAG 0x8000 /* this is how 'get' is detected */
/* types of transfer, directly user space or a kernel buffer (image-fn.'s) */
/* -> used in get_image, put_image */
/* -> used in get_image, put_image */
#define CODEC_TRANSFER_KERNEL 0 /* use "memcopy" */
#define CODEC_TRANSFER_USER 1 /* use "to/from_user" */
/* ========================= */
/* the structures itself ... */
@@ -267,46 +249,27 @@ struct videocodec {
void *data; /* private slave data */
/* attach/detach client functions (indirect call) */
int (*setup) (struct videocodec * codec);
int (*unset) (struct videocodec * codec);
int (*setup)(struct videocodec *codec);
int (*unset)(struct videocodec *codec);
/* main functions, every client needs them for sure! */
// set compression or decompression (or freeze, stop, standby, etc)
int (*set_mode) (struct videocodec * codec,
int mode);
int (*set_mode)(struct videocodec *codec, int mode);
// setup picture size and norm (for the codec's video frontend)
int (*set_video) (struct videocodec * codec,
struct tvnorm * norm,
struct vfe_settings * cap,
struct vfe_polarity * pol);
int (*set_video)(struct videocodec *codec, struct tvnorm *norm,
struct vfe_settings *cap, struct vfe_polarity *pol);
// other control commands, also mmap setup etc.
int (*control) (struct videocodec * codec,
int type,
int size,
void *data);
int (*control)(struct videocodec *codec, int type, int size, void *data);
/* additional setup/query/processing (may be NULL pointer) */
// interrupt setup / handling (for irq's delivered by master)
int (*setup_interrupt) (struct videocodec * codec,
long mode);
int (*handle_interrupt) (struct videocodec * codec,
int source,
long flag);
int (*setup_interrupt)(struct videocodec *codec, long mode);
int (*handle_interrupt)(struct videocodec *codec, int source, long flag);
// picture interface (if any)
long (*put_image) (struct videocodec * codec,
int tr_type,
int block,
long *fr_num,
long *flag,
long size,
void *buf);
long (*get_image) (struct videocodec * codec,
int tr_type,
int block,
long *fr_num,
long *flag,
long size,
void *buf);
long (*put_image)(struct videocodec *codec, int tr_type, int block,
long *fr_num, long *flag, long size, void *buf);
long (*get_image)(struct videocodec *codec, int tr_type, int block,
long *fr_num, long *flag, long size, void *buf);
};
struct videocodec_master {
@@ -318,13 +281,9 @@ struct videocodec_master {
void *data; /* private master data */
__u32(*readreg) (struct videocodec * codec,
__u16 reg);
void (*writereg) (struct videocodec * codec,
__u16 reg,
__u32 value);
__u32 (*readreg)(struct videocodec *codec, __u16 reg);
void (*writereg)(struct videocodec *codec, __u16 reg, __u32 value);
};
/* ================================================= */
/* function prototypes of the master/slave interface */

52
drivers/staging/media/zoran/zoran.h
View File

@@ -1,3 +1,4 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* zoran - Iomega Buz driver
*
@@ -12,16 +13,6 @@
* bttv - Bt848 frame grabber driver
* Copyright (C) 1996,97,98 Ralph Metzler (rjkm@thp.uni-koeln.de)
* & Marcus Metzler (mocm@thp.uni-koeln.de)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _BUZ_H_
@@ -141,11 +132,12 @@ struct zoran_format {
__u32 flags;
__u32 vfespfr;
};
/* flags */
#define ZORAN_FORMAT_COMPRESSED 1<<0
#define ZORAN_FORMAT_OVERLAY 1<<1
#define ZORAN_FORMAT_CAPTURE 1<<2
#define ZORAN_FORMAT_PLAYBACK 1<<3
#define ZORAN_FORMAT_COMPRESSED BIT(0)
#define ZORAN_FORMAT_OVERLAY BIT(1)
#define ZORAN_FORMAT_CAPTURE BIT(2)
#define ZORAN_FORMAT_PLAYBACK BIT(3)
/* overlay-settings */
struct zoran_overlay_settings {
@@ -205,7 +197,7 @@ struct zoran_buffer_col {
enum zoran_lock_activity active; /* feature currently in use? */
unsigned int num_buffers, buffer_size;
struct zoran_buffer buffer[MAX_FRAME]; /* buffers */
u8 allocated; /* Flag if buffers are allocated */
u8 allocated; /* Flag if buffers are allocated */
u8 need_contiguous; /* Flag if contiguous buffers are needed */
/* only applies to jpg buffers, raw buffers are always contiguous */
};
@@ -262,7 +254,7 @@ struct card_info {
/* avs6eyes mux setting */
u8 input_mux;
void (*init) (struct zoran * zr);
void (*init)(struct zoran *zr);
};
struct zoran {
@@ -300,10 +292,10 @@ struct zoran {
v4l2_std_id norm;
/* Current buffer params */
void *vbuf_base;
int vbuf_height, vbuf_width;
int vbuf_depth;
int vbuf_bytesperline;
void *vbuf_base;
int vbuf_height, vbuf_width;
int vbuf_depth;
int vbuf_bytesperline;
struct zoran_overlay_settings overlay_settings;
u32 *overlay_mask; /* overlay mask */
@@ -336,11 +328,11 @@ struct zoran {
/* (dma_head - dma_tail) is number active in DMA, must be <= BUZ_NUM_STAT_COM */
/* (value & BUZ_MASK_STAT_COM) corresponds to index in stat_com table */
unsigned long jpg_que_head; /* Index where to put next buffer which is queued */
unsigned long jpg_dma_head; /* Index of next buffer which goes into stat_com */
unsigned long jpg_dma_tail; /* Index of last buffer in stat_com */
unsigned long jpg_que_tail; /* Index of last buffer in queue */
unsigned long jpg_seq_num; /* count of frames since grab/play started */
unsigned long jpg_err_seq; /* last seq_num before error */
unsigned long jpg_dma_head; /* Index of next buffer which goes into stat_com */
unsigned long jpg_dma_tail; /* Index of last buffer in stat_com */
unsigned long jpg_que_tail; /* Index of last buffer in queue */
unsigned long jpg_seq_num; /* count of frames since grab/play started */
unsigned long jpg_err_seq; /* last seq_num before error */
unsigned long jpg_err_shift;
unsigned long jpg_queued_num; /* count of frames queued since grab/play started */
@@ -392,11 +384,11 @@ static inline struct zoran *to_zoran(struct v4l2_device *v4l2_dev)
/* There was something called _ALPHA_BUZ that used the PCI address instead of
* the kernel iomapped address for btread/btwrite. */
#define btwrite(dat,adr) writel((dat), zr->zr36057_mem+(adr))
#define btread(adr) readl(zr->zr36057_mem+(adr))
#define btwrite(dat, adr) writel((dat), zr->zr36057_mem + (adr))
#define btread(adr) readl(zr->zr36057_mem + (adr))
#define btand(dat,adr) btwrite((dat) & btread(adr), adr)
#define btor(dat,adr) btwrite((dat) | btread(adr), adr)
#define btaor(dat,mask,adr) btwrite((dat) | ((mask) & btread(adr)), adr)
#define btand(dat, adr) btwrite((dat) & btread(adr), adr)
#define btor(dat, adr) btwrite((dat) | btread(adr), adr)
#define btaor(dat, mask, adr) btwrite((dat) | ((mask) & btread(adr)), adr)
#endif

319
drivers/staging/media/zoran/zoran_card.c
View File

@@ -1,3 +1,4 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Zoran zr36057/zr36067 PCI controller driver, for the
* Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
@@ -6,16 +7,6 @@
* This part handles card-specific data and detection
*
* Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/delay.h>
@@ -51,25 +42,21 @@
extern const struct zoran_format zoran_formats[];
static int card[BUZ_MAX] = { [0 ... (BUZ_MAX-1)] = -1 };
static int card[BUZ_MAX] = { [0 ... (BUZ_MAX - 1)] = -1 };
module_param_array(card, int, NULL, 0444);
MODULE_PARM_DESC(card, "Card type");
/*
The video mem address of the video card.
The driver has a little database for some videocards
to determine it from there. If your video card is not in there
you have either to give it to the driver as a parameter
or set in in a VIDIOCSFBUF ioctl
* The video mem address of the video card. The driver has a little database for some videocards
* to determine it from there. If your video card is not in there you have either to give it to
* the driver as a parameter or set in in a VIDIOCSFBUF ioctl
*/
static unsigned long vidmem; /* default = 0 - Video memory base address */
module_param_hw(vidmem, ulong, iomem, 0444);
MODULE_PARM_DESC(vidmem, "Default video memory base address");
/*
Default input and video norm at startup of the driver.
*/
/* Default input and video norm at startup of the driver. */
static unsigned int default_input; /* default 0 = Composite, 1 = S-Video */
module_param(default_input, uint, 0444);
@@ -86,7 +73,7 @@ module_param(default_norm, int, 0444);
MODULE_PARM_DESC(default_norm, "Default norm (0=PAL, 1=NTSC, 2=SECAM)");
/* /dev/videoN, -1 for autodetect */
static int video_nr[BUZ_MAX] = { [0 ... (BUZ_MAX-1)] = -1 };
static int video_nr[BUZ_MAX] = { [0 ... (BUZ_MAX - 1)] = -1 };
module_param_array(video_nr, int, NULL, 0444);
MODULE_PARM_DESC(video_nr, "Video device number (-1=Auto)");
@@ -104,8 +91,9 @@ MODULE_PARM_DESC(jpg_nbufs, "Maximum number of JPG buffers to use");
module_param(jpg_bufsize, int, 0644);
MODULE_PARM_DESC(jpg_bufsize, "Maximum size per JPG buffer (in kB)");
int pass_through = 0; /* 1=Pass through TV signal when device is not used */
/* 0=Show color bar when device is not used (LML33: only if lml33dpath=1) */
/* 1=Pass through TV signal when device is not used */
/* 0=Show color bar when device is not used (LML33: only if lml33dpath=1) */
int pass_through;
module_param(pass_through, int, 0644);
MODULE_PARM_DESC(pass_through,
"Pass TV signal through to TV-out when idling");
@@ -138,98 +126,73 @@ MODULE_DEVICE_TABLE(pci, zr36067_pci_tbl);
static unsigned int zoran_num; /* number of cards found */
/* videocodec bus functions ZR36060 */
static u32
zr36060_read (struct videocodec *codec,
u16 reg)
static u32 zr36060_read(struct videocodec *codec, u16 reg)
{
struct zoran *zr = (struct zoran *) codec->master_data->data;
struct zoran *zr = (struct zoran *)codec->master_data->data;
__u32 data;
if (post_office_wait(zr)
|| post_office_write(zr, 0, 1, reg >> 8)
|| post_office_write(zr, 0, 2, reg & 0xff)) {
if (post_office_wait(zr) || post_office_write(zr, 0, 1, reg >> 8) ||
post_office_write(zr, 0, 2, reg & 0xff))
return -1;
}
data = post_office_read(zr, 0, 3) & 0xff;
return data;
}
static void
zr36060_write (struct videocodec *codec,
u16 reg,
u32 val)
static void zr36060_write(struct videocodec *codec, u16 reg, u32 val)
{
struct zoran *zr = (struct zoran *) codec->master_data->data;
struct zoran *zr = (struct zoran *)codec->master_data->data;
if (post_office_wait(zr)
|| post_office_write(zr, 0, 1, reg >> 8)
|| post_office_write(zr, 0, 2, reg & 0xff)) {
if (post_office_wait(zr) || post_office_write(zr, 0, 1, reg >> 8) ||
post_office_write(zr, 0, 2, reg & 0xff))
return;
}
post_office_write(zr, 0, 3, val & 0xff);
}
/* videocodec bus functions ZR36050 */
static u32
zr36050_read (struct videocodec *codec,
u16 reg)
static u32 zr36050_read(struct videocodec *codec, u16 reg)
{
struct zoran *zr = (struct zoran *) codec->master_data->data;
struct zoran *zr = (struct zoran *)codec->master_data->data;
__u32 data;
if (post_office_wait(zr)
|| post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES
if (post_office_wait(zr) || post_office_write(zr, 1, 0, reg >> 2)) // reg. HIGHBYTES
return -1;
}
data = post_office_read(zr, 0, reg & 0x03) & 0xff; // reg. LOWBYTES + read
return data;
}
static void
zr36050_write (struct videocodec *codec,
u16 reg,
u32 val)
static void zr36050_write(struct videocodec *codec, u16 reg, u32 val)
{
struct zoran *zr = (struct zoran *) codec->master_data->data;
struct zoran *zr = (struct zoran *)codec->master_data->data;
if (post_office_wait(zr)
|| post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES
if (post_office_wait(zr) || post_office_write(zr, 1, 0, reg >> 2)) // reg. HIGHBYTES
return;
}
post_office_write(zr, 0, reg & 0x03, val & 0xff); // reg. LOWBYTES + wr. data
}
/* videocodec bus functions ZR36016 */
static u32
zr36016_read (struct videocodec *codec,
u16 reg)
static u32 zr36016_read(struct videocodec *codec, u16 reg)
{
struct zoran *zr = (struct zoran *) codec->master_data->data;
struct zoran *zr = (struct zoran *)codec->master_data->data;
__u32 data;
if (post_office_wait(zr)) {
if (post_office_wait(zr))
return -1;
}
data = post_office_read(zr, 2, reg & 0x03) & 0xff; // read
return data;
}
/* hack for in zoran_device.c */
void
zr36016_write (struct videocodec *codec,
u16 reg,
u32 val)
void zr36016_write(struct videocodec *codec, u16 reg, u32 val)
{
struct zoran *zr = (struct zoran *) codec->master_data->data;
struct zoran *zr = (struct zoran *)codec->master_data->data;
if (post_office_wait(zr)) {
if (post_office_wait(zr))
return;
}
post_office_write(zr, 2, reg & 0x03, val & 0x0ff); // wr. data
}
@@ -238,8 +201,7 @@ zr36016_write (struct videocodec *codec,
* Board specific information
*/
static void
dc10_init (struct zoran *zr)
static void dc10_init(struct zoran *zr)
{
dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
@@ -250,14 +212,12 @@ dc10_init (struct zoran *zr)
GPIO(zr, 7, 0);
}
static void
dc10plus_init (struct zoran *zr)
static void dc10plus_init(struct zoran *zr)
{
dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
}
static void
buz_init (struct zoran *zr)
static void buz_init(struct zoran *zr)
{
dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
@@ -267,16 +227,14 @@ buz_init (struct zoran *zr)
pci_write_config_dword(zr->pci_dev, 0xe8, 0xc0200000);
}
static void
lml33_init (struct zoran *zr)
static void lml33_init(struct zoran *zr)
{
dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
GPIO(zr, 2, 1); // Set Composite input/output
}
static void
avs6eyes_init (struct zoran *zr)
static void avs6eyes_init(struct zoran *zr)
{
// AverMedia 6-Eyes original driver by Christer Weinigel
@@ -296,11 +254,9 @@ avs6eyes_init (struct zoran *zr)
GPIO(zr, 5, mux & 2); /* MUX S1 */
GPIO(zr, 6, 0); /* ? */
GPIO(zr, 7, mux & 4); /* MUX S2 */
}
static char *
codecid_to_modulename (u16 codecid)
static char *codecid_to_modulename(u16 codecid)
{
char *name = NULL;
@@ -328,24 +284,27 @@ static struct tvnorm f60sqpixel = { 780, 640, 51, 716, 525, 480, 12 };
static struct tvnorm f50ccir601 = { 864, 720, 75, 804, 625, 576, 18 };
static struct tvnorm f60ccir601 = { 858, 720, 57, 788, 525, 480, 16 };
static struct tvnorm f50ccir601_lml33 = { 864, 720, 75+34, 804, 625, 576, 18 };
static struct tvnorm f60ccir601_lml33 = { 858, 720, 57+34, 788, 525, 480, 16 };
static struct tvnorm f50ccir601_lml33 = { 864, 720, 75 + 34, 804, 625, 576, 18 };
static struct tvnorm f60ccir601_lml33 = { 858, 720, 57 + 34, 788, 525, 480, 16 };
/* The DC10 (57/16/50) uses VActive as HSync, so HStart must be 0 */
static struct tvnorm f50sqpixel_dc10 = { 944, 768, 0, 880, 625, 576, 0 };
static struct tvnorm f60sqpixel_dc10 = { 780, 640, 0, 716, 525, 480, 12 };
/* FIXME: I cannot swap U and V in saa7114, so i do one
* pixel left shift in zoran (75 -> 74)
* (Maxim Yevtyushkin <max@linuxmedialabs.com>) */
static struct tvnorm f50ccir601_lm33r10 = { 864, 720, 74+54, 804, 625, 576, 18 };
static struct tvnorm f60ccir601_lm33r10 = { 858, 720, 56+54, 788, 525, 480, 16 };
/*
* FIXME: I cannot swap U and V in saa7114, so i do one pixel left shift in zoran (75 -> 74)
* (Maxim Yevtyushkin <max@linuxmedialabs.com>)
*/
static struct tvnorm f50ccir601_lm33r10 = { 864, 720, 74 + 54, 804, 625, 576, 18 };
static struct tvnorm f60ccir601_lm33r10 = { 858, 720, 56 + 54, 788, 525, 480, 16 };
/* FIXME: The ks0127 seem incapable of swapping U and V, too, which is why I
* copy Maxim's left shift hack for the 6 Eyes.
/*
* FIXME: The ks0127 seem incapable of swapping U and V, too, which is why I copy Maxim's left
* shift hack for the 6 Eyes.
*
* Christer's driver used the unshifted norms, though...
* /Sam */
* /Sam
*/
static struct tvnorm f50ccir601_avs6eyes = { 864, 720, 74, 804, 625, 576, 18 };
static struct tvnorm f60ccir601_avs6eyes = { 858, 720, 56, 788, 525, 480, 16 };
@@ -375,7 +334,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 2, "S-Video" },
{ 0, "Internal/comp" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
.tvn = {
&f50sqpixel_dc10,
&f60sqpixel_dc10,
@@ -405,7 +364,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 7, "S-Video" },
{ 5, "Internal/comp" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
.tvn = {
&f50sqpixel,
&f60sqpixel,
@@ -434,7 +393,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 7, "S-Video" },
{ 5, "Internal/comp" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
.tvn = {
&f50sqpixel,
&f60sqpixel,
@@ -465,7 +424,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 2, "S-Video" },
{ 0, "Internal/comp" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
.tvn = {
&f50sqpixel_dc10,
&f60sqpixel_dc10,
@@ -496,7 +455,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 2, "S-Video" },
{ 0, "Internal/comp" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
.tvn = {
&f50sqpixel_dc10,
&f60sqpixel_dc10,
@@ -525,7 +484,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 0, "Composite" },
{ 7, "S-Video" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL,
.tvn = {
&f50ccir601_lml33,
&f60ccir601_lml33,
@@ -554,7 +513,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 0, "Composite" },
{ 7, "S-Video" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL,
.tvn = {
&f50ccir601_lm33r10,
&f60ccir601_lm33r10,
@@ -583,7 +542,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{ 3, "Composite" },
{ 7, "S-Video" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
.tvn = {
&f50ccir601,
&f60ccir601,
@@ -601,8 +560,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
}, {
.type = AVS6EYES,
.name = "6-Eyes",
/* AverMedia chose not to brand the 6-Eyes. Thus it
can't be autodetected, and requires card=x. */
/* AverMedia chose not to brand the 6-Eyes. Thus it can't be autodetected, and requires card=x. */
.i2c_decoder = "ks0127",
.addrs_decoder = ks0127_addrs,
.i2c_encoder = "bt866",
@@ -622,7 +580,7 @@ static struct card_info zoran_cards[NUM_CARDS] = {
{10, "S-Video 3" },
{15, "YCbCr" }
},
.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
.norms = V4L2_STD_NTSC | V4L2_STD_PAL,
.tvn = {
&f50ccir601_avs6eyes,
&f60ccir601_avs6eyes,
@@ -645,27 +603,23 @@ static struct card_info zoran_cards[NUM_CARDS] = {
* I2C functions
*/
/* software I2C functions */
static int
zoran_i2c_getsda (void *data)
static int zoran_i2c_getsda(void *data)
{
struct zoran *zr = (struct zoran *) data;
struct zoran *zr = (struct zoran *)data;
return (btread(ZR36057_I2CBR) >> 1) & 1;
}
static int
zoran_i2c_getscl (void *data)
static int zoran_i2c_getscl(void *data)
{
struct zoran *zr = (struct zoran *) data;
struct zoran *zr = (struct zoran *)data;
return btread(ZR36057_I2CBR) & 1;
}
static void
zoran_i2c_setsda (void *data,
int state)
static void zoran_i2c_setsda(void *data, int state)
{
struct zoran *zr = (struct zoran *) data;
struct zoran *zr = (struct zoran *)data;
if (state)
zr->i2cbr |= 2;
@@ -674,11 +628,9 @@ zoran_i2c_setsda (void *data,
btwrite(zr->i2cbr, ZR36057_I2CBR);
}
static void
zoran_i2c_setscl (void *data,
int state)
static void zoran_i2c_setscl(void *data, int state)
{
struct zoran *zr = (struct zoran *) data;
struct zoran *zr = (struct zoran *)data;
if (state)
zr->i2cbr |= 1;
@@ -696,8 +648,7 @@ static const struct i2c_algo_bit_data zoran_i2c_bit_data_template = {
.timeout = 100,
};
static int
zoran_register_i2c (struct zoran *zr)
static int zoran_register_i2c(struct zoran *zr)
{
zr->i2c_algo = zoran_i2c_bit_data_template;
zr->i2c_algo.data = zr;
@@ -709,18 +660,14 @@ zoran_register_i2c (struct zoran *zr)
return i2c_bit_add_bus(&zr->i2c_adapter);
}
static void
zoran_unregister_i2c (struct zoran *zr)
static void zoran_unregister_i2c(struct zoran *zr)
{
i2c_del_adapter(&zr->i2c_adapter);
}
/* Check a zoran_params struct for correctness, insert default params */
int
zoran_check_jpg_settings (struct zoran *zr,
struct zoran_jpg_settings *settings,
int try)
int zoran_check_jpg_settings(struct zoran *zr,
struct zoran_jpg_settings *settings, int try)
{
int err = 0, err0 = 0;
@@ -877,8 +824,7 @@ zoran_check_jpg_settings (struct zoran *zr,
return 0;
}
void
zoran_open_init_params (struct zoran *zr)
void zoran_open_init_params(struct zoran *zr)
{
int i;
@@ -903,14 +849,12 @@ zoran_open_init_params (struct zoran *zr)
zr->v4l_pend_head = 0;
zr->v4l_sync_tail = 0;
zr->v4l_buffers.active = ZORAN_FREE;
for (i = 0; i < VIDEO_MAX_FRAME; i++) {
for (i = 0; i < VIDEO_MAX_FRAME; i++)
zr->v4l_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */
}
zr->v4l_buffers.allocated = 0;
for (i = 0; i < BUZ_MAX_FRAME; i++) {
for (i = 0; i < BUZ_MAX_FRAME; i++)
zr->jpg_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */
}
zr->jpg_buffers.active = ZORAN_FREE;
zr->jpg_buffers.allocated = 0;
/* Set necessary params and call zoran_check_jpg_settings to set the defaults */
@@ -938,7 +882,7 @@ zoran_open_init_params (struct zoran *zr)
zr->testing = 0;
}
static void test_interrupts (struct zoran *zr)
static void test_interrupts(struct zoran *zr)
{
DEFINE_WAIT(wait);
int timeout, icr;
@@ -955,15 +899,14 @@ static void test_interrupts (struct zoran *zr)
btwrite(0x78000000, ZR36057_ISR);
zr->testing = 0;
dprintk(5, KERN_INFO "%s: Testing interrupts...\n", ZR_DEVNAME(zr));
if (timeout) {
if (timeout)
dprintk(1, ": time spent: %d\n", 1 * HZ - timeout);
}
if (zr36067_debug > 1)
print_interrupts(zr);
btwrite(icr, ZR36057_ICR);
}
static int zr36057_init (struct zoran *zr)
static int zr36057_init(struct zoran *zr)
{
int j, err;
@@ -981,7 +924,7 @@ static int zr36057_init (struct zoran *zr)
zr->jpg_buffers.allocated = 0;
zr->v4l_buffers.allocated = 0;
zr->vbuf_base = (void *) vidmem;
zr->vbuf_base = (void *)vidmem;
zr->vbuf_width = 0;
zr->vbuf_height = 0;
zr->vbuf_depth = 0;
@@ -1000,7 +943,7 @@ static int zr36057_init (struct zoran *zr)
zr->norm = V4L2_STD_SECAM;
zr->timing = zr->card.tvn[2];
}
if (zr->timing == NULL) {
if (!zr->timing) {
dprintk(1,
KERN_WARNING
"%s: %s - default TV standard not supported by hardware. PAL will be used.\n",
@@ -1009,11 +952,11 @@ static int zr36057_init (struct zoran *zr)
zr->timing = zr->card.tvn[0];
}
if (default_input > zr->card.inputs-1) {
if (default_input > zr->card.inputs - 1) {
dprintk(1,
KERN_WARNING
"%s: default_input value %d out of range (0-%d)\n",
ZR_DEVNAME(zr), default_input, zr->card.inputs-1);
ZR_DEVNAME(zr), default_input, zr->card.inputs - 1);
default_input = 0;
}
zr->input = default_input;
@@ -1021,8 +964,7 @@ static int zr36057_init (struct zoran *zr)
/* default setup (will be repeated at every open) */
zoran_open_init_params(zr);
/* allocate memory *before* doing anything to the hardware
* in case allocation fails */
/* allocate memory *before* doing anything to the hardware in case allocation fails */
zr->stat_com = kzalloc(BUZ_NUM_STAT_COM * 4, GFP_KERNEL);
zr->video_dev = video_device_alloc();
if (!zr->stat_com || !zr->video_dev) {
@@ -1033,20 +975,19 @@ static int zr36057_init (struct zoran *zr)
err = -ENOMEM;
goto exit_free;
}
for (j = 0; j < BUZ_NUM_STAT_COM; j++) {
for (j = 0; j < BUZ_NUM_STAT_COM; j++)
zr->stat_com[j] = cpu_to_le32(1); /* mark as unavailable to zr36057 */
}
/*
* Now add the template and register the device unit.
*/
/* Now add the template and register the device unit. */
*zr->video_dev = zoran_template;
zr->video_dev->v4l2_dev = &zr->v4l2_dev;
zr->video_dev->lock = &zr->lock;
strscpy(zr->video_dev->name, ZR_DEVNAME(zr), sizeof(zr->video_dev->name));
/* It's not a mem2mem device, but you can both capture and output from
one and the same device. This should really be split up into two
device nodes, but that's a job for another day. */
/*
* It's not a mem2mem device, but you can both capture and output from one and the same
* device. This should really be split up into two device nodes, but that's a job for
* another day.
*/
zr->video_dev->vfl_dir = VFL_DIR_M2M;
err = video_register_device(zr->video_dev, VFL_TYPE_GRABBER, video_nr[zr->id]);
if (err < 0)
@@ -1113,8 +1054,7 @@ static void zoran_remove(struct pci_dev *pdev)
kfree(zr);
}
void
zoran_vdev_release (struct video_device *vdev)
void zoran_vdev_release(struct video_device *vdev)
{
kfree(vdev);
}
@@ -1124,17 +1064,14 @@ static struct videocodec_master *zoran_setup_videocodec(struct zoran *zr,
{
struct videocodec_master *m = NULL;
m = kmalloc(sizeof(struct videocodec_master), GFP_KERNEL);
if (!m) {
dprintk(1, KERN_ERR "%s: %s - no memory\n",
ZR_DEVNAME(zr), __func__);
m = kmalloc(sizeof(*m), GFP_KERNEL);
if (!m)
return m;
}
/* magic and type are unused for master struct. Makes sense only at
codec structs.
In the past, .type were initialized to the old V4L1 .hardware
value, as VID_HARDWARE_ZR36067
/*
* magic and type are unused for master struct. Makes sense only at codec structs.
* In the past, .type were initialized to the old V4L1 .hardware value,
* as VID_HARDWARE_ZR36067
*/
m->magic = 0L;
m->type = 0;
@@ -1143,8 +1080,7 @@ static struct videocodec_master *zoran_setup_videocodec(struct zoran *zr,
strscpy(m->name, ZR_DEVNAME(zr), sizeof(m->name));
m->data = zr;
switch (type)
{
switch (type) {
case CODEC_TYPE_ZR36060:
m->readreg = zr36060_read;
m->writereg = zr36060_write;
@@ -1169,8 +1105,10 @@ static void zoran_subdev_notify(struct v4l2_subdev *sd, unsigned int cmd, void *
{
struct zoran *zr = to_zoran(sd->v4l2_dev);
/* Bt819 needs to reset its FIFO buffer using #FRST pin and
LML33 card uses GPIO(7) for that. */
/*
* Bt819 needs to reset its FIFO buffer using #FRST pin and
* LML33 card uses GPIO(7) for that.
*/
if (cmd == BT819_FIFO_RESET_LOW)
GPIO(zr, 7, 0);
else if (cmd == BT819_FIFO_RESET_HIGH)
@@ -1192,7 +1130,6 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
char *codec_name, *vfe_name;
unsigned int nr;
nr = zoran_num++;
if (nr >= BUZ_MAX) {
dprintk(1, KERN_ERR "%s: driver limited to %d card(s) maximum\n",
@@ -1200,12 +1137,10 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return -ENOENT;
}
zr = kzalloc(sizeof(struct zoran), GFP_KERNEL);
if (!zr) {
dprintk(1, KERN_ERR "%s: %s - kzalloc failed\n",
ZORAN_NAME, __func__);
zr = kzalloc(sizeof(*zr), GFP_KERNEL);
if (!zr)
return -ENOMEM;
}
zr->v4l2_dev.notify = zoran_subdev_notify;
if (v4l2_device_register(&pdev->dev, &zr->v4l2_dev))
goto zr_free_mem;
@@ -1271,14 +1206,16 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
}
}
/* even though we make this a non pointer and thus
/*
* even though we make this a non pointer and thus
* theoretically allow for making changes to this struct
* on a per-individual card basis at runtime, this is
* strongly discouraged. This structure is intended to
* keep general card information, no settings or anything */
* keep general card information, no settings or anything
*/
zr->card = zoran_cards[card_num];
snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)),
"%s[%u]", zr->card.name, zr->id);
snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "%s[%u]",
zr->card.name, zr->id);
zr->zr36057_mem = pci_ioremap_bar(zr->pci_dev, 0);
if (!zr->zr36057_mem) {
@@ -1316,14 +1253,12 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (latency != need_latency) {
dprintk(2, KERN_INFO "%s: Changing PCI latency from %d to %d\n",
ZR_DEVNAME(zr), latency, need_latency);
pci_write_config_byte(zr->pci_dev, PCI_LATENCY_TIMER,
need_latency);
pci_write_config_byte(zr->pci_dev, PCI_LATENCY_TIMER, need_latency);
}
zr36057_restart(zr);
/* i2c */
dprintk(2, KERN_INFO "%s: Initializing i2c bus...\n",
ZR_DEVNAME(zr));
dprintk(2, KERN_INFO "%s: Initializing i2c bus...\n", ZR_DEVNAME(zr));
if (zoran_register_i2c(zr) < 0) {
dprintk(1, KERN_ERR "%s: %s - can't initialize i2c bus\n",
@@ -1331,18 +1266,16 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto zr_free_irq;
}
zr->decoder = v4l2_i2c_new_subdev(&zr->v4l2_dev,
&zr->i2c_adapter, zr->card.i2c_decoder,
0, zr->card.addrs_decoder);
zr->decoder = v4l2_i2c_new_subdev(&zr->v4l2_dev, &zr->i2c_adapter,
zr->card.i2c_decoder, 0,
zr->card.addrs_decoder);
if (zr->card.i2c_encoder)
zr->encoder = v4l2_i2c_new_subdev(&zr->v4l2_dev,
&zr->i2c_adapter, zr->card.i2c_encoder,
0, zr->card.addrs_encoder);
zr->encoder = v4l2_i2c_new_subdev(&zr->v4l2_dev, &zr->i2c_adapter,
zr->card.i2c_encoder, 0,
zr->card.addrs_encoder);
dprintk(2,
KERN_INFO "%s: Initializing videocodec bus...\n",
ZR_DEVNAME(zr));
dprintk(2, KERN_INFO "%s: Initializing videocodec bus...\n", ZR_DEVNAME(zr));
if (zr->card.video_codec) {
codec_name = codecid_to_modulename(zr->card.video_codec);
@@ -1457,16 +1390,14 @@ static int __init zoran_init(void)
{
int res;
printk(KERN_INFO "Zoran MJPEG board driver version %s\n",
ZORAN_VERSION);
pr_info("Zoran MJPEG board driver version %s\n", ZORAN_VERSION);
/* check the parameters we have been given, adjust if necessary */
if (v4l_nbufs < 2)
v4l_nbufs = 2;
if (v4l_nbufs > VIDEO_MAX_FRAME)
v4l_nbufs = VIDEO_MAX_FRAME;
/* The user specifies the in KB, we want them in byte
* (and page aligned) */
/* The user specifies the in KB, we want them in byte (and page aligned) */
v4l_bufsize = PAGE_ALIGN(v4l_bufsize * 1024);
if (v4l_bufsize < 32768)
v4l_bufsize = 32768;
@@ -1491,19 +1422,17 @@ static int __init zoran_init(void)
}
/* some mainboards might not do PCI-PCI data transfer well */
if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL|PCIPCI_ALIMAGIK)) {
if (pci_pci_problems & (PCIPCI_FAIL | PCIAGP_FAIL | PCIPCI_ALIMAGIK)) {
dprintk(1,
KERN_WARNING
"%s: chipset does not support reliable PCI-PCI DMA\n",
ZORAN_NAME);
"%s: chipset does not support reliable PCI-PCI DMA\n", ZORAN_NAME);
}
res = pci_register_driver(&zoran_driver);
if (res) {
dprintk(1,
KERN_ERR
"%s: Unable to register ZR36057 driver\n",
ZORAN_NAME);
"%s: Unable to register ZR36057 driver\n", ZORAN_NAME);
return res;
}

11
drivers/staging/media/zoran/zoran_card.h
View File

@@ -1,3 +1,4 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Zoran zr36057/zr36067 PCI controller driver, for the
* Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
@@ -6,16 +7,6 @@
* This part handles card-specific data and detection
*
* Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ZORAN_CARD_H__

372
drivers/staging/media/zoran/zoran_device.c
View File

@@ -1,3 +1,4 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Zoran zr36057/zr36067 PCI controller driver, for the
* Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
@@ -6,16 +7,6 @@
* This part handles device access (PCI/I2C/codec/...)
*
* Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/types.h>
@@ -39,16 +30,16 @@
#include <linux/wait.h>
#include <asm/byteorder.h>
#include <asm/io.h>
#include <linux/io.h>
#include "videocodec.h"
#include "zoran.h"
#include "zoran_device.h"
#include "zoran_card.h"
#define IRQ_MASK ( ZR36057_ISR_GIRQ0 | \
ZR36057_ISR_GIRQ1 | \
ZR36057_ISR_JPEGRepIRQ )
#define IRQ_MASK (ZR36057_ISR_GIRQ0 | \
ZR36057_ISR_GIRQ1 | \
ZR36057_ISR_JPEGRepIRQ)
static bool lml33dpath; /* default = 0
* 1 will use digital path in capture
@@ -58,14 +49,13 @@ static bool lml33dpath; /* default = 0
* on TV monitor connected to the output.
* However, due to absence of 75 Ohm
* load on Bt819 input, there will be
* some image imperfections */
* some image imperfections
*/
module_param(lml33dpath, bool, 0644);
MODULE_PARM_DESC(lml33dpath,
"Use digital path capture mode (on LML33 cards)");
MODULE_PARM_DESC(lml33dpath, "Use digital path capture mode (on LML33 cards)");
static void
zr36057_init_vfe (struct zoran *zr);
static void zr36057_init_vfe(struct zoran *zr);
/*
* General Purpose I/O and Guest bus access
@@ -76,22 +66,20 @@ zr36057_init_vfe (struct zoran *zr);
* GPIO bit number in the card_info structure is set to 0.
*/
void
GPIO (struct zoran *zr,
int bit,
unsigned int value)
void GPIO(struct zoran *zr, int bit, unsigned int value)
{
u32 reg;
u32 mask;
/* Make sure the bit number is legal
* A bit number of -1 (lacking) gives a mask of 0,
* making it harmless */
* making it harmless
*/
mask = (1 << (24 + bit)) & 0xff000000;
reg = btread(ZR36057_GPPGCR1) & ~mask;
if (value) {
if (value)
reg |= mask;
}
btwrite(reg, ZR36057_GPPGCR1);
udelay(1);
}
@@ -100,8 +88,7 @@ GPIO (struct zoran *zr,
* Wait til post office is no longer busy
*/
int
post_office_wait (struct zoran *zr)
int post_office_wait(struct zoran *zr)
{
u32 por;
@@ -119,11 +106,8 @@ post_office_wait (struct zoran *zr)
return 0;
}
int
post_office_write (struct zoran *zr,
unsigned int guest,
unsigned int reg,
unsigned int value)
int post_office_write(struct zoran *zr, unsigned int guest,
unsigned int reg, unsigned int value)
{
u32 por;
@@ -135,18 +119,14 @@ post_office_write (struct zoran *zr,
return post_office_wait(zr);
}
int
post_office_read (struct zoran *zr,
unsigned int guest,
unsigned int reg)
int post_office_read(struct zoran *zr, unsigned int guest, unsigned int reg)
{
u32 por;
por = ZR36057_POR_POTime | ((guest & 7) << 20) | ((reg & 7) << 16);
btwrite(por, ZR36057_POR);
if (post_office_wait(zr) < 0) {
if (post_office_wait(zr) < 0)
return -1;
}
return btread(ZR36057_POR) & 0xFF;
}
@@ -155,33 +135,27 @@ post_office_read (struct zoran *zr,
* detect guests
*/
static void
dump_guests (struct zoran *zr)
static void dump_guests(struct zoran *zr)
{
if (zr36067_debug > 2) {
int i, guest[8];
for (i = 1; i < 8; i++) { // Don't read jpeg codec here
for (i = 1; i < 8; i++) /* Don't read jpeg codec here */
guest[i] = post_office_read(zr, i, 0);
}
printk(KERN_INFO "%s: Guests: %*ph\n",
ZR_DEVNAME(zr), 8, guest);
pr_info("%s: Guests: %*ph\n", ZR_DEVNAME(zr), 8, guest);
}
}
void
detect_guest_activity (struct zoran *zr)
void detect_guest_activity(struct zoran *zr)
{
int timeout, i, j, res, guest[8], guest0[8], change[8][3];
ktime_t t0, t1;
dump_guests(zr);
printk(KERN_INFO "%s: Detecting guests activity, please wait...\n",
ZR_DEVNAME(zr));
for (i = 1; i < 8; i++) { // Don't read jpeg codec here
pr_info("%s: Detecting guests activity, please wait...\n", ZR_DEVNAME(zr));
for (i = 1; i < 8; i++) /* Don't read jpeg codec here */
guest0[i] = guest[i] = post_office_read(zr, i, 0);
}
timeout = 0;
j = 0;
@@ -205,44 +179,40 @@ detect_guest_activity (struct zoran *zr)
break;
}
printk(KERN_INFO "%s: Guests: %*ph\n", ZR_DEVNAME(zr), 8, guest0);
pr_info("%s: Guests: %*ph\n", ZR_DEVNAME(zr), 8, guest0);
if (j == 0) {
printk(KERN_INFO "%s: No activity detected.\n", ZR_DEVNAME(zr));
pr_info("%s: No activity detected.\n", ZR_DEVNAME(zr));
return;
}
for (i = 0; i < j; i++) {
printk(KERN_INFO "%s: %6d: %d => 0x%02x\n", ZR_DEVNAME(zr),
change[i][0], change[i][1], change[i][2]);
}
for (i = 0; i < j; i++)
pr_info("%s: %6d: %d => 0x%02x\n", ZR_DEVNAME(zr),
change[i][0], change[i][1], change[i][2]);
}
/*
* JPEG Codec access
*/
void
jpeg_codec_sleep (struct zoran *zr,
int sleep)
void jpeg_codec_sleep(struct zoran *zr, int sleep)
{
GPIO(zr, zr->card.gpio[ZR_GPIO_JPEG_SLEEP], !sleep);
if (!sleep) {
dprintk(3,
KERN_DEBUG
"%s: jpeg_codec_sleep() - wake GPIO=0x%08x\n",
ZR_DEVNAME(zr), btread(ZR36057_GPPGCR1));
KERN_INFO
"%s: %s() - wake GPIO=0x%08x\n",
ZR_DEVNAME(zr), __func__, btread(ZR36057_GPPGCR1));
udelay(500);
} else {
dprintk(3,
KERN_DEBUG
"%s: jpeg_codec_sleep() - sleep GPIO=0x%08x\n",
ZR_DEVNAME(zr), btread(ZR36057_GPPGCR1));
KERN_INFO
"%s: %s() - sleep GPIO=0x%08x\n",
ZR_DEVNAME(zr), __func__, btread(ZR36057_GPPGCR1));
udelay(2);
}
}
int
jpeg_codec_reset (struct zoran *zr)
int jpeg_codec_reset(struct zoran *zr)
{
/* Take the codec out of sleep */
jpeg_codec_sleep(zr, 0);
@@ -266,10 +236,7 @@ jpeg_codec_reset (struct zoran *zr)
* trying to understand this without the ZR36057 manual in front of
* you [AC].
*/
static void
zr36057_adjust_vfe (struct zoran *zr,
enum zoran_codec_mode mode)
static void zr36057_adjust_vfe(struct zoran *zr, enum zoran_codec_mode mode)
{
u32 reg;
@@ -277,9 +244,9 @@ zr36057_adjust_vfe (struct zoran *zr,
case BUZ_MODE_MOTION_DECOMPRESS:
btand(~ZR36057_VFESPFR_ExtFl, ZR36057_VFESPFR);
reg = btread(ZR36057_VFEHCR);
if ((reg & (1 << 10)) && zr->card.type != LML33R10) {
if ((reg & (1 << 10)) && zr->card.type != LML33R10)
reg += ((1 << 10) | 1);
}
btwrite(reg, ZR36057_VFEHCR);
break;
case BUZ_MODE_MOTION_COMPRESS:
@@ -292,9 +259,9 @@ zr36057_adjust_vfe (struct zoran *zr,
else
btor(ZR36057_VFESPFR_ExtFl, ZR36057_VFESPFR);
reg = btread(ZR36057_VFEHCR);
if (!(reg & (1 << 10)) && zr->card.type != LML33R10) {
if (!(reg & (1 << 10)) && zr->card.type != LML33R10)
reg -= ((1 << 10) | 1);
}
btwrite(reg, ZR36057_VFEHCR);
break;
}
@@ -304,21 +271,18 @@ zr36057_adjust_vfe (struct zoran *zr,
* set geometry
*/
static void
zr36057_set_vfe (struct zoran *zr,
int video_width,
int video_height,
const struct zoran_format *format)
static void zr36057_set_vfe(struct zoran *zr, int video_width, int video_height,
const struct zoran_format *format)
{
struct tvnorm *tvn;
unsigned HStart, HEnd, VStart, VEnd;
unsigned DispMode;
unsigned VidWinWid, VidWinHt;
unsigned hcrop1, hcrop2, vcrop1, vcrop2;
unsigned Wa, We, Ha, He;
unsigned X, Y, HorDcm, VerDcm;
unsigned int HStart, HEnd, VStart, VEnd;
unsigned int DispMode;
unsigned int VidWinWid, VidWinHt;
unsigned int hcrop1, hcrop2, vcrop1, vcrop2;
unsigned int Wa, We, Ha, He;
unsigned int X, Y, HorDcm, VerDcm;
u32 reg;
unsigned mask_line_size;
unsigned int mask_line_size;
tvn = zr->timing;
@@ -394,13 +358,13 @@ zr36057_set_vfe (struct zoran *zr,
if (!(zr->norm & V4L2_STD_NTSC))
reg |= ZR36057_VFESPFR_ExtFl; // NEEDED!!!!!!! Wolfgang
reg |= ZR36057_VFESPFR_TopField;
if (HorDcm >= 48) {
if (HorDcm >= 48)
reg |= 3 << ZR36057_VFESPFR_HFilter; /* 5 tap filter */
} else if (HorDcm >= 32) {
else if (HorDcm >= 32)
reg |= 2 << ZR36057_VFESPFR_HFilter; /* 4 tap filter */
} else if (HorDcm >= 16) {
else if (HorDcm >= 16)
reg |= 1 << ZR36057_VFESPFR_HFilter; /* 3 tap filter */
}
reg |= format->vfespfr;
btwrite(reg, ZR36057_VFESPFR);
@@ -442,9 +406,7 @@ zr36057_set_vfe (struct zoran *zr,
* Switch overlay on or off
*/
void
zr36057_overlay (struct zoran *zr,
int on)
void zr36057_overlay(struct zoran *zr, int on)
{
u32 reg;
@@ -462,7 +424,7 @@ zr36057_overlay (struct zoran *zr,
* All error messages are internal driver checking only! */
/* video display top and bottom registers */
reg = (long) zr->vbuf_base +
reg = (long)zr->vbuf_base +
zr->overlay_settings.x *
((zr->overlay_settings.format->depth + 7) / 8) +
zr->overlay_settings.y *
@@ -512,10 +474,10 @@ zr36057_overlay (struct zoran *zr,
void write_overlay_mask(struct zoran_fh *fh, struct v4l2_clip *vp, int count)
{
struct zoran *zr = fh->zr;
unsigned mask_line_size = (BUZ_MAX_WIDTH + 31) / 32;
unsigned int mask_line_size = (BUZ_MAX_WIDTH + 31) / 32;
u32 *mask;
int x, y, width, height;
unsigned i, j, k;
unsigned int i, j, k;
/* fill mask with one bits */
memset(fh->overlay_mask, ~0, mask_line_size * 4 * BUZ_MAX_HEIGHT);
@@ -536,20 +498,16 @@ void write_overlay_mask(struct zoran_fh *fh, struct v4l2_clip *vp, int count)
height += y;
y = 0;
}
if (x + width > fh->overlay_settings.width) {
if (x + width > fh->overlay_settings.width)
width = fh->overlay_settings.width - x;
}
if (y + height > fh->overlay_settings.height) {
if (y + height > fh->overlay_settings.height)
height = fh->overlay_settings.height - y;
}
/* ignore degenerate clips */
if (height <= 0) {
if (height <= 0)
continue;
}
if (width <= 0) {
if (width <= 0)
continue;
}
/* apply clip for each scan line */
for (j = 0; j < height; ++j) {
@@ -558,17 +516,14 @@ void write_overlay_mask(struct zoran_fh *fh, struct v4l2_clip *vp, int count)
mask = fh->overlay_mask + (y + j) * mask_line_size;
for (k = 0; k < width; ++k) {
mask[(x + k) / 32] &=
~((u32) 1 << (x + k) % 32);
~((u32)1 << (x + k) % 32);
}
}
}
}
/* Enable/Disable uncompressed memory grabbing of the 36057 */
void
zr36057_set_memgrab (struct zoran *zr,
int mode)
void zr36057_set_memgrab(struct zoran *zr, int mode)
{
if (mode) {
/* We only check SnapShot and not FrameGrab here. SnapShot==1
@@ -614,8 +569,7 @@ zr36057_set_memgrab (struct zoran *zr,
}
}
int
wait_grab_pending (struct zoran *zr)
int wait_grab_pending(struct zoran *zr)
{
unsigned long flags;
@@ -625,7 +579,7 @@ wait_grab_pending (struct zoran *zr)
return 0;
wait_event_interruptible(zr->v4l_capq,
(zr->v4l_pend_tail == zr->v4l_pend_head));
(zr->v4l_pend_tail == zr->v4l_pend_head));
if (signal_pending(current))
return -ERESTARTSYS;
@@ -642,16 +596,12 @@ wait_grab_pending (struct zoran *zr)
* *
*****************************************************************************/
static inline void
set_frame (struct zoran *zr,
int val)
static inline void set_frame(struct zoran *zr, int val)
{
GPIO(zr, zr->card.gpio[ZR_GPIO_JPEG_FRAME], val);
}
static void
set_videobus_dir (struct zoran *zr,
int val)
static void set_videobus_dir(struct zoran *zr, int val)
{
switch (zr->card.type) {
case LML33:
@@ -668,8 +618,7 @@ set_videobus_dir (struct zoran *zr,
}
}
static void
init_jpeg_queue (struct zoran *zr)
static void init_jpeg_queue(struct zoran *zr)
{
int i;
@@ -684,17 +633,14 @@ init_jpeg_queue (struct zoran *zr)
zr->jpg_err_seq = 0;
zr->jpg_err_shift = 0;
zr->jpg_queued_num = 0;
for (i = 0; i < zr->jpg_buffers.num_buffers; i++) {
for (i = 0; i < zr->jpg_buffers.num_buffers; i++)
zr->jpg_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */
}
for (i = 0; i < BUZ_NUM_STAT_COM; i++) {
for (i = 0; i < BUZ_NUM_STAT_COM; i++)
zr->stat_com[i] = cpu_to_le32(1); /* mark as unavailable to zr36057 */
}
}
static void
zr36057_set_jpg (struct zoran *zr,
enum zoran_codec_mode mode)
static void zr36057_set_jpg(struct zoran *zr, enum zoran_codec_mode mode)
{
struct tvnorm *tvn;
u32 reg;
@@ -706,7 +652,6 @@ zr36057_set_jpg (struct zoran *zr,
/* MJPEG compression mode */
switch (mode) {
case BUZ_MODE_MOTION_COMPRESS:
default:
reg = ZR36057_JMC_MJPGCmpMode;
@@ -726,7 +671,6 @@ zr36057_set_jpg (struct zoran *zr,
case BUZ_MODE_STILL_DECOMPRESS:
reg = ZR36057_JMC_JPGExpMode;
break;
}
reg |= ZR36057_JMC_JPG;
if (zr->jpg_settings.field_per_buff == 1)
@@ -773,7 +717,6 @@ zr36057_set_jpg (struct zoran *zr,
/* FIFO threshold (FIFO is 160. double words) */
/* NOTE: decimal values here */
switch (mode) {
case BUZ_MODE_STILL_COMPRESS:
case BUZ_MODE_MOTION_COMPRESS:
if (zr->card.type != BUZ)
@@ -790,35 +733,36 @@ zr36057_set_jpg (struct zoran *zr,
default:
reg = 80;
break;
}
btwrite(reg, ZR36057_JCFT);
zr36057_adjust_vfe(zr, mode);
}
void
print_interrupts (struct zoran *zr)
void print_interrupts(struct zoran *zr)
{
int res, noerr = 0;
printk(KERN_INFO "%s: interrupts received:", ZR_DEVNAME(zr));
if ((res = zr->field_counter) < -1 || res > 1) {
pr_info("%s: interrupts received:", ZR_DEVNAME(zr));
res = zr->field_counter;
if (res < -1 || res > 1)
printk(KERN_CONT " FD:%d", res);
}
if ((res = zr->intr_counter_GIRQ1) != 0) {
res = zr->intr_counter_GIRQ1;
if (res != 0) {
printk(KERN_CONT " GIRQ1:%d", res);
noerr++;
}
if ((res = zr->intr_counter_GIRQ0) != 0) {
res = zr->intr_counter_GIRQ0;
if (res != 0) {
printk(KERN_CONT " GIRQ0:%d", res);
noerr++;
}
if ((res = zr->intr_counter_CodRepIRQ) != 0) {
res = zr->intr_counter_CodRepIRQ;
if (res != 0) {
printk(KERN_CONT " CodRepIRQ:%d", res);
noerr++;
}
if ((res = zr->intr_counter_JPEGRepIRQ) != 0) {
res = zr->intr_counter_JPEGRepIRQ;
if (res != 0) {
printk(KERN_CONT " JPEGRepIRQ:%d", res);
noerr++;
}
@@ -833,14 +777,12 @@ print_interrupts (struct zoran *zr)
printk(KERN_CONT " queue_state=%ld/%ld/%ld/%ld", zr->jpg_que_tail,
zr->jpg_dma_tail, zr->jpg_dma_head, zr->jpg_que_head);
//}
if (!noerr) {
if (!noerr)
printk(KERN_CONT ": no interrupts detected.");
}
printk(KERN_CONT "\n");
}
void
clear_interrupt_counters (struct zoran *zr)
void clear_interrupt_counters(struct zoran *zr)
{
zr->intr_counter_GIRQ1 = 0;
zr->intr_counter_GIRQ0 = 0;
@@ -859,12 +801,12 @@ clear_interrupt_counters (struct zoran *zr)
zr->JPEG_min_missed = 0x7fffffff;
}
static u32
count_reset_interrupt (struct zoran *zr)
static u32 count_reset_interrupt(struct zoran *zr)
{
u32 isr;
if ((isr = btread(ZR36057_ISR) & 0x78000000)) {
isr = btread(ZR36057_ISR) & 0x78000000;
if (isr) {
if (isr & ZR36057_ISR_GIRQ1) {
btwrite(ZR36057_ISR_GIRQ1, ZR36057_ISR);
zr->intr_counter_GIRQ1++;
@@ -885,8 +827,7 @@ count_reset_interrupt (struct zoran *zr)
return isr;
}
void
jpeg_start (struct zoran *zr)
void jpeg_start(struct zoran *zr)
{
int reg;
@@ -902,9 +843,7 @@ jpeg_start (struct zoran *zr)
/* clear IRQs */
btwrite(IRQ_MASK, ZR36057_ISR);
/* enable the JPEG IRQs */
btwrite(zr->card.jpeg_int |
ZR36057_ICR_JPEGRepIRQ |
ZR36057_ICR_IntPinEn,
btwrite(zr->card.jpeg_int | ZR36057_ICR_JPEGRepIRQ | ZR36057_ICR_IntPinEn,
ZR36057_ICR);
set_frame(zr, 0); // \FRAME
@@ -936,9 +875,7 @@ jpeg_start (struct zoran *zr)
dprintk(3, KERN_DEBUG "%s: jpeg_start\n", ZR_DEVNAME(zr));
}
void
zr36057_enable_jpg (struct zoran *zr,
enum zoran_codec_mode mode)
void zr36057_enable_jpg(struct zoran *zr, enum zoran_codec_mode mode)
{
struct vfe_settings cap;
int field_size =
@@ -955,7 +892,6 @@ zr36057_enable_jpg (struct zoran *zr,
cap.quality = zr->jpg_settings.jpg_comp.quality;
switch (mode) {
case BUZ_MODE_MOTION_COMPRESS: {
struct jpeg_app_marker app;
struct jpeg_com_marker com;
@@ -1062,13 +998,11 @@ zr36057_enable_jpg (struct zoran *zr,
dprintk(2, KERN_INFO "%s: enable_jpg(IDLE)\n", ZR_DEVNAME(zr));
break;
}
}
/* when this is called the spinlock must be held */
void
zoran_feed_stat_com (struct zoran *zr)
void zoran_feed_stat_com(struct zoran *zr)
{
/* move frames from pending queue to DMA */
@@ -1080,7 +1014,6 @@ zoran_feed_stat_com (struct zoran *zr)
while ((zr->jpg_dma_head - zr->jpg_dma_tail) < max_stat_com &&
zr->jpg_dma_head < zr->jpg_que_head) {
frame = zr->jpg_pend[zr->jpg_dma_head & BUZ_MASK_FRAME];
if (zr->jpg_settings.TmpDcm == 1) {
/* fill 1 stat_com entry */
@@ -1103,15 +1036,13 @@ zoran_feed_stat_com (struct zoran *zr)
}
zr->jpg_buffers.buffer[frame].state = BUZ_STATE_DMA;
zr->jpg_dma_head++;
}
if (zr->codec_mode == BUZ_MODE_MOTION_DECOMPRESS)
zr->jpg_queued_num++;
}
/* when this is called the spinlock must be held */
static void
zoran_reap_stat_com (struct zoran *zr)
static void zoran_reap_stat_com(struct zoran *zr)
{
/* move frames from DMA queue to done queue */
@@ -1125,9 +1056,9 @@ zoran_reap_stat_com (struct zoran *zr)
/* In motion decompress we don't have a hardware frame counter,
* we just count the interrupts here */
if (zr->codec_mode == BUZ_MODE_MOTION_DECOMPRESS) {
if (zr->codec_mode == BUZ_MODE_MOTION_DECOMPRESS)
zr->jpg_seq_num++;
}
while (zr->jpg_dma_tail < zr->jpg_dma_head) {
if (zr->jpg_settings.TmpDcm == 1)
i = (zr->jpg_dma_tail -
@@ -1138,9 +1069,9 @@ zoran_reap_stat_com (struct zoran *zr)
stat_com = le32_to_cpu(zr->stat_com[i]);
if ((stat_com & 1) == 0) {
if ((stat_com & 1) == 0)
return;
}
frame = zr->jpg_pend[zr->jpg_dma_tail & BUZ_MASK_FRAME];
buffer = &zr->jpg_buffers.buffer[frame];
buffer->bs.ts = ktime_get_ns();
@@ -1196,10 +1127,7 @@ static void zoran_restart(struct zoran *zr)
}
}
static void
error_handler (struct zoran *zr,
u32 astat,
u32 stat)
static void error_handler(struct zoran *zr, u32 astat, u32 stat)
{
int i;
@@ -1255,13 +1183,12 @@ error_handler (struct zoran *zr,
int j;
frame = zr->jpg_pend[zr->jpg_dma_tail & BUZ_MASK_FRAME];
printk(KERN_ERR
"%s: JPEG error stat=0x%08x(0x%08x) queue_state=%ld/%ld/%ld/%ld seq=%ld frame=%ld. Codec stopped. ",
ZR_DEVNAME(zr), stat, zr->last_isr,
zr->jpg_que_tail, zr->jpg_dma_tail,
zr->jpg_dma_head, zr->jpg_que_head,
zr->jpg_seq_num, frame);
printk(KERN_INFO "stat_com frames:");
pr_err("%s: JPEG error stat=0x%08x(0x%08x) queue_state=%ld/%ld/%ld/%ld seq=%ld frame=%ld. Codec stopped. ",
ZR_DEVNAME(zr), stat, zr->last_isr,
zr->jpg_que_tail, zr->jpg_dma_tail,
zr->jpg_dma_head, zr->jpg_que_head,
zr->jpg_seq_num, frame);
pr_info("stat_com frames:");
for (j = 0; j < BUZ_NUM_STAT_COM; j++) {
for (i = 0; i < zr->jpg_buffers.num_buffers; i++) {
if (le32_to_cpu(zr->stat_com[j]) == zr->jpg_buffers.buffer[i].jpg.frag_tab_bus)
@@ -1312,18 +1239,13 @@ error_handler (struct zoran *zr,
zoran_restart(zr);
}
irqreturn_t
zoran_irq (int irq,
void *dev_id)
irqreturn_t zoran_irq(int irq, void *dev_id)
{
u32 stat, astat;
int count;
struct zoran *zr;
int count = 0;
struct zoran *zr = dev_id;
unsigned long flags;
zr = dev_id;
count = 0;
if (zr->testing) {
/* Testing interrupts */
spin_lock_irqsave(&zr->spinlock, flags);
@@ -1347,13 +1269,9 @@ zoran_irq (int irq,
/* get/clear interrupt status bits */
stat = count_reset_interrupt(zr);
astat = stat & IRQ_MASK;
if (!astat) {
if (!astat)
break;
}
dprintk(4,
KERN_DEBUG
"zoran_irq: astat: 0x%08x, mask: 0x%08x\n",
astat, btread(ZR36057_ICR));
pr_debug("%s: astat: 0x%08x, mask: 0x%08x\n", __func__, astat, btread(ZR36057_ICR));
if (astat & zr->card.vsync_int) { // SW
if (zr->codec_mode == BUZ_MODE_MOTION_DECOMPRESS ||
@@ -1362,9 +1280,11 @@ zoran_irq (int irq,
zr->JPEG_missed++;
}
//post_office_read(zr,1,0);
/* Interrupts may still happen when
/*
* Interrupts may still happen when
* zr->v4l_memgrab_active is switched off.
* We simply ignore them */
* We simply ignore them
*/
if (zr->v4l_memgrab_active) {
/* A lot more checks should be here ... */
@@ -1419,20 +1339,20 @@ zoran_irq (int irq,
reg |= ZR36057_VSSFGR_FrameGrab;
btwrite(reg, ZR36057_VSSFGR);
btor(ZR36057_VDCR_VidEn,
ZR36057_VDCR);
btor(ZR36057_VDCR_VidEn, ZR36057_VDCR);
}
}
/* even if we don't grab, we do want to increment
* the sequence counter to see lost frames */
/*
* even if we don't grab, we do want to increment
* the sequence counter to see lost frames
*/
zr->v4l_grab_seq++;
}
#if (IRQ_MASK & ZR36057_ISR_CodRepIRQ)
if (astat & ZR36057_ISR_CodRepIRQ) {
zr->intr_counter_CodRepIRQ++;
IDEBUG(printk(KERN_DEBUG "%s: ZR36057_ISR_CodRepIRQ\n",
ZR_DEVNAME(zr)));
IDEBUG(printk(KERN_DEBUG "%s: ZR36057_ISR_CodRepIRQ\n", ZR_DEVNAME(zr)));
btand(~ZR36057_ICR_CodRepIRQ, ZR36057_ICR);
}
#endif /* (IRQ_MASK & ZR36057_ISR_CodRepIRQ) */
@@ -1445,23 +1365,16 @@ zoran_irq (int irq,
char sv[BUZ_NUM_STAT_COM + 1];
int i;
printk(KERN_INFO
"%s: first frame ready: state=0x%08x odd_even=%d field_per_buff=%d delay=%d\n",
ZR_DEVNAME(zr), stat,
zr->jpg_settings.odd_even,
zr->jpg_settings.field_per_buff,
zr->JPEG_missed);
pr_info("%s: first frame ready: state=0x%08x odd_even=%d field_per_buff=%d delay=%d\n",
ZR_DEVNAME(zr), stat, zr->jpg_settings.odd_even,
zr->jpg_settings.field_per_buff, zr->JPEG_missed);
for (i = 0; i < BUZ_NUM_STAT_COM; i++)
sv[i] = le32_to_cpu(zr->stat_com[i]) & 1 ? '1' : '0';
sv[BUZ_NUM_STAT_COM] = 0;
printk(KERN_INFO
"%s: stat_com=%s queue_state=%ld/%ld/%ld/%ld\n",
ZR_DEVNAME(zr), sv,
zr->jpg_que_tail,
zr->jpg_dma_tail,
zr->jpg_dma_head,
zr->jpg_que_head);
pr_info("%s: stat_com=%s queue_state=%ld/%ld/%ld/%ld\n",
ZR_DEVNAME(zr), sv, zr->jpg_que_tail, zr->jpg_dma_tail,
zr->jpg_dma_head, zr->jpg_que_head);
} else {
/* Get statistics */
if (zr->JPEG_missed > zr->JPEG_max_missed)
@@ -1473,12 +1386,9 @@ zoran_irq (int irq,
if (zr36067_debug > 2 && zr->frame_num < 6) {
int i;
printk(KERN_INFO "%s: seq=%ld stat_com:",
ZR_DEVNAME(zr), zr->jpg_seq_num);
for (i = 0; i < 4; i++) {
printk(KERN_CONT " %08x",
le32_to_cpu(zr->stat_com[i]));
}
pr_info("%s: seq=%ld stat_com:", ZR_DEVNAME(zr), zr->jpg_seq_num);
for (i = 0; i < 4; i++)
printk(KERN_CONT " %08x", le32_to_cpu(zr->stat_com[i]));
printk(KERN_CONT "\n");
}
zr->frame_num++;
@@ -1519,9 +1429,7 @@ zoran_irq (int irq,
return IRQ_HANDLED;
}
void
zoran_set_pci_master (struct zoran *zr,
int set_master)
void zoran_set_pci_master(struct zoran *zr, int set_master)
{
if (set_master) {
pci_set_master(zr->pci_dev);
@@ -1534,21 +1442,19 @@ zoran_set_pci_master (struct zoran *zr,
}
}
void
zoran_init_hardware (struct zoran *zr)
void zoran_init_hardware(struct zoran *zr)
{
/* Enable bus-mastering */
zoran_set_pci_master(zr, 1);
/* Initialize the board */
if (zr->card.init) {
if (zr->card.init)
zr->card.init(zr);
}
decoder_call(zr, core, init, 0);
decoder_call(zr, video, s_std, zr->norm);
decoder_call(zr, video, s_routing,
zr->card.input[zr->input].muxsel, 0, 0);
zr->card.input[zr->input].muxsel, 0, 0);
encoder_call(zr, core, init, 0);
encoder_call(zr, video, s_std_output, zr->norm);
@@ -1569,8 +1475,7 @@ zoran_init_hardware (struct zoran *zr)
btwrite(IRQ_MASK, ZR36057_ISR); // Clears interrupts
}
void
zr36057_restart (struct zoran *zr)
void zr36057_restart(struct zoran *zr)
{
btwrite(0, ZR36057_SPGPPCR);
mdelay(1);
@@ -1590,8 +1495,7 @@ zr36057_restart (struct zoran *zr)
* initialize video front end
*/
static void
zr36057_init_vfe (struct zoran *zr)
static void zr36057_init_vfe(struct zoran *zr)
{
u32 reg;

40
drivers/staging/media/zoran/zoran_device.h
View File

@@ -1,3 +1,4 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Zoran zr36057/zr36067 PCI controller driver, for the
* Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
@@ -6,50 +7,28 @@
* This part handles card-specific data and detection
*
* Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ZORAN_DEVICE_H__
#define __ZORAN_DEVICE_H__
/* general purpose I/O */
extern void GPIO(struct zoran *zr,
int bit,
unsigned int value);
extern void GPIO(struct zoran *zr, int bit, unsigned int value);
/* codec (or actually: guest bus) access */
extern int post_office_wait(struct zoran *zr);
extern int post_office_write(struct zoran *zr,
unsigned guest,
unsigned reg,
unsigned value);
extern int post_office_read(struct zoran *zr,
unsigned guest,
unsigned reg);
extern int post_office_write(struct zoran *zr, unsigned int guest, unsigned int reg, unsigned int value);
extern int post_office_read(struct zoran *zr, unsigned int guest, unsigned int reg);
extern void detect_guest_activity(struct zoran *zr);
extern void jpeg_codec_sleep(struct zoran *zr,
int sleep);
extern void jpeg_codec_sleep(struct zoran *zr, int sleep);
extern int jpeg_codec_reset(struct zoran *zr);
/* zr360x7 access to raw capture */
extern void zr36057_overlay(struct zoran *zr,
int on);
extern void write_overlay_mask(struct zoran_fh *fh,
struct v4l2_clip *vp,
int count);
extern void zr36057_set_memgrab(struct zoran *zr,
int mode);
extern void zr36057_overlay(struct zoran *zr, int on);
extern void write_overlay_mask(struct zoran_fh *fh, struct v4l2_clip *vp, int count);
extern void zr36057_set_memgrab(struct zoran *zr, int mode);
extern int wait_grab_pending(struct zoran *zr);
/* interrupts */
@@ -64,8 +43,7 @@ extern void zr36057_enable_jpg(struct zoran *zr,
extern void zoran_feed_stat_com(struct zoran *zr);
/* general */
extern void zoran_set_pci_master(struct zoran *zr,
int set_master);
extern void zoran_set_pci_master(struct zoran *zr, int set_master);
extern void zoran_init_hardware(struct zoran *zr);
extern void zr36057_restart(struct zoran *zr);

257
drivers/staging/media/zoran/zoran_driver.c
View File

@@ -1,3 +1,4 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Zoran zr36057/zr36067 PCI controller driver, for the
* Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
@@ -27,17 +28,6 @@
* bttv - Bt848 frame grabber driver
* Copyright (C) 1996,97,98 Ralph Metzler (rjkm@thp.uni-koeln.de)
* & Marcus Metzler (mocm@thp.uni-koeln.de)
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/init.h>
@@ -61,7 +51,7 @@
#include "videocodec.h"
#include <asm/byteorder.h>
#include <asm/io.h>
#include <linux/io.h>
#include <linux/uaccess.h>
#include <linux/proc_fs.h>
@@ -70,7 +60,6 @@
#include "zoran_device.h"
#include "zoran_card.h"
const struct zoran_format zoran_formats[] = {
{
.name = "15-bit RGB LE",
@@ -79,7 +68,7 @@ const struct zoran_format zoran_formats[] = {
.depth = 15,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
.vfespfr = ZR36057_VFESPFR_RGB555|ZR36057_VFESPFR_ErrDif|
.vfespfr = ZR36057_VFESPFR_RGB555 | ZR36057_VFESPFR_ErrDif |
ZR36057_VFESPFR_LittleEndian,
}, {
.name = "15-bit RGB BE",
@@ -88,7 +77,7 @@ const struct zoran_format zoran_formats[] = {
.depth = 15,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
.vfespfr = ZR36057_VFESPFR_RGB555|ZR36057_VFESPFR_ErrDif,
.vfespfr = ZR36057_VFESPFR_RGB555 | ZR36057_VFESPFR_ErrDif,
}, {
.name = "16-bit RGB LE",
.fourcc = V4L2_PIX_FMT_RGB565,
@@ -96,7 +85,7 @@ const struct zoran_format zoran_formats[] = {
.depth = 16,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
.vfespfr = ZR36057_VFESPFR_RGB565|ZR36057_VFESPFR_ErrDif|
.vfespfr = ZR36057_VFESPFR_RGB565 | ZR36057_VFESPFR_ErrDif |
ZR36057_VFESPFR_LittleEndian,
}, {
.name = "16-bit RGB BE",
@@ -105,7 +94,7 @@ const struct zoran_format zoran_formats[] = {
.depth = 16,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
.vfespfr = ZR36057_VFESPFR_RGB565|ZR36057_VFESPFR_ErrDif,
.vfespfr = ZR36057_VFESPFR_RGB565 | ZR36057_VFESPFR_ErrDif,
}, {
.name = "24-bit RGB",
.fourcc = V4L2_PIX_FMT_BGR24,
@@ -113,7 +102,7 @@ const struct zoran_format zoran_formats[] = {
.depth = 24,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
.vfespfr = ZR36057_VFESPFR_RGB888|ZR36057_VFESPFR_Pack24,
.vfespfr = ZR36057_VFESPFR_RGB888 | ZR36057_VFESPFR_Pack24,
}, {
.name = "32-bit RGB LE",
.fourcc = V4L2_PIX_FMT_BGR32,
@@ -121,7 +110,7 @@ const struct zoran_format zoran_formats[] = {
.depth = 32,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
.vfespfr = ZR36057_VFESPFR_RGB888|ZR36057_VFESPFR_LittleEndian,
.vfespfr = ZR36057_VFESPFR_RGB888 | ZR36057_VFESPFR_LittleEndian,
}, {
.name = "32-bit RGB BE",
.fourcc = V4L2_PIX_FMT_RGB32,
@@ -145,7 +134,7 @@ const struct zoran_format zoran_formats[] = {
.depth = 16,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
.vfespfr = ZR36057_VFESPFR_YUV422|ZR36057_VFESPFR_LittleEndian,
.vfespfr = ZR36057_VFESPFR_YUV422 | ZR36057_VFESPFR_LittleEndian,
}, {
.name = "Hardware-encoded Motion-JPEG",
.fourcc = V4L2_PIX_FMT_MJPEG,
@@ -156,13 +145,15 @@ const struct zoran_format zoran_formats[] = {
ZORAN_FORMAT_COMPRESSED,
}
};
#define NUM_FORMATS ARRAY_SIZE(zoran_formats)
/* small helper function for calculating buffersizes for v4l2
/*
* small helper function for calculating buffersizes for v4l2
* we calculate the nearest higher power-of-two, which
* will be the recommended buffersize */
static __u32
zoran_v4l2_calc_bufsize (struct zoran_jpg_settings *settings)
* will be the recommended buffersize
*/
static __u32 zoran_v4l2_calc_bufsize(struct zoran_jpg_settings *settings)
{
__u8 div = settings->VerDcm * settings->HorDcm * settings->TmpDcm;
__u32 num = (1024 * 512) / (div);
@@ -192,12 +183,14 @@ static void map_mode_raw(struct zoran_fh *fh)
fh->buffers.buffer_size = v4l_bufsize;
fh->buffers.num_buffers = v4l_nbufs;
}
static void map_mode_jpg(struct zoran_fh *fh, int play)
{
fh->map_mode = play ? ZORAN_MAP_MODE_JPG_PLAY : ZORAN_MAP_MODE_JPG_REC;
fh->buffers.buffer_size = jpg_bufsize;
fh->buffers.num_buffers = jpg_nbufs;
}
static inline const char *mode_name(enum zoran_map_mode mode)
{
return mode == ZORAN_MAP_MODE_RAW ? "V4L" : "JPG";
@@ -223,8 +216,7 @@ static int v4l_fbuffer_alloc(struct zoran_fh *fh)
ZR_DEVNAME(zr), __func__, i);
//udelay(20);
mem = kmalloc(fh->buffers.buffer_size,
GFP_KERNEL | __GFP_NOWARN);
mem = kmalloc(fh->buffers.buffer_size, GFP_KERNEL | __GFP_NOWARN);
if (!mem) {
dprintk(1,
KERN_ERR
@@ -332,7 +324,7 @@ static int jpg_fbuffer_alloc(struct zoran_fh *fh)
if (fh->buffers.need_contiguous) {
mem = kmalloc(fh->buffers.buffer_size, GFP_KERNEL);
if (mem == NULL) {
if (!mem) {
dprintk(1,
KERN_ERR
"%s: %s - kmalloc failed for buffer %d\n",
@@ -350,7 +342,7 @@ static int jpg_fbuffer_alloc(struct zoran_fh *fh)
/* jpg_bufsize is already page aligned */
for (j = 0; j < fh->buffers.buffer_size / PAGE_SIZE; j++) {
mem = (void *)get_zeroed_page(GFP_KERNEL);
if (mem == NULL) {
if (!mem) {
dprintk(1,
KERN_ERR
"%s: %s - get_zeroed_page failed for buffer %d\n",
@@ -431,11 +423,8 @@ static void jpg_fbuffer_free(struct zoran_fh *fh)
* V4L Buffer grabbing
*/
static int
zoran_v4l_set_format (struct zoran_fh *fh,
int width,
int height,
const struct zoran_format *format)
static int zoran_v4l_set_format(struct zoran_fh *fh, int width, int height,
const struct zoran_format *format)
{
struct zoran *zr = fh->zr;
int bpp;
@@ -534,7 +523,7 @@ static int zoran_v4l_queue_frame(struct zoran_fh *fh, int num)
KERN_WARNING
"%s: %s - queueing buffer %d in state DONE!?\n",
ZR_DEVNAME(zr), __func__, num);
/* fall through */
/* fallthrough */
case BUZ_STATE_USER:
/* since there is at least one unused buffer there's room for at least
* one more pend[] entry */
@@ -593,7 +582,7 @@ static int v4l_sync(struct zoran_fh *fh, int frame)
mutex_unlock(&zr->lock);
/* wait on this buffer to get ready */
if (!wait_event_interruptible_timeout(zr->v4l_capq,
(zr->v4l_buffers.buffer[frame].state != BUZ_STATE_PEND), 10*HZ)) {
(zr->v4l_buffers.buffer[frame].state != BUZ_STATE_PEND), 10 * HZ)) {
mutex_lock(&zr->lock);
return -ETIME;
}
@@ -629,7 +618,6 @@ static int v4l_sync(struct zoran_fh *fh, int frame)
/*
* Queue a MJPEG buffer for capture/playback
*/
static int zoran_jpg_queue_frame(struct zoran_fh *fh, int num,
enum zoran_codec_mode mode)
{
@@ -694,7 +682,7 @@ static int zoran_jpg_queue_frame(struct zoran_fh *fh, int num,
KERN_WARNING
"%s: %s - queuing frame in BUZ_STATE_DONE state!?\n",
ZR_DEVNAME(zr), __func__);
/* fall through */
/* fallthrough */
case BUZ_STATE_USER:
/* since there is at least one unused buffer there's room for at
*least one more pend[] entry */
@@ -751,10 +739,11 @@ static int jpg_qbuf(struct zoran_fh *fh, int frame, enum zoran_codec_mode mode)
}
}
if ((res = zoran_jpg_queue_frame(fh, frame, mode)))
res = zoran_jpg_queue_frame(fh, frame, mode);
if (res)
return res;
/* Start the jpeg codec when the first frame is queued */
/* Start the jpeg codec when the first frame is queued */
if (!res && zr->jpg_que_head == 1)
jpeg_start(zr);
@@ -788,15 +777,14 @@ static int jpg_sync(struct zoran_fh *fh, struct zoran_sync *bs)
}
mutex_unlock(&zr->lock);
if (!wait_event_interruptible_timeout(zr->jpg_capq,
(zr->jpg_que_tail != zr->jpg_dma_tail ||
(zr->jpg_que_tail != zr->jpg_dma_tail ||
zr->jpg_dma_tail == zr->jpg_dma_head),
10*HZ)) {
10 * HZ)) {
int isr;
btand(~ZR36057_JMC_Go_en, ZR36057_JMC);
udelay(1);
zr->codec->control(zr->codec, CODEC_G_STATUS,
sizeof(isr), &isr);
zr->codec->control(zr->codec, CODEC_G_STATUS, sizeof(isr), &isr);
mutex_lock(&zr->lock);
dprintk(1,
KERN_ERR
@@ -804,7 +792,6 @@ static int jpg_sync(struct zoran_fh *fh, struct zoran_sync *bs)
ZR_DEVNAME(zr), __func__, isr);
return -ETIME;
}
mutex_lock(&zr->lock);
if (signal_pending(current))
@@ -907,7 +894,6 @@ static void zoran_close_end_session(struct zoran_fh *fh)
/*
* Open a zoran card. Right now the flags stuff is just playing
*/
static int zoran_open(struct file *file)
{
struct zoran *zr = video_drvdata(file);
@@ -927,7 +913,7 @@ static int zoran_open(struct file *file)
}
/* now, create the open()-specific file_ops struct */
fh = kzalloc(sizeof(struct zoran_fh), GFP_KERNEL);
fh = kzalloc(sizeof(*fh), GFP_KERNEL);
if (!fh) {
dprintk(1,
KERN_ERR
@@ -938,10 +924,11 @@ static int zoran_open(struct file *file)
}
v4l2_fh_init(&fh->fh, video_devdata(file));
/* used to be BUZ_MAX_WIDTH/HEIGHT, but that gives overflows
* on norm-change! */
fh->overlay_mask =
kmalloc(array3_size((768 + 31) / 32, 576, 4), GFP_KERNEL);
/*
* used to be BUZ_MAX_WIDTH/HEIGHT, but that gives overflows
* on norm-change!
*/
fh->overlay_mask = kmalloc(array3_size((768 + 31) / 32, 576, 4), GFP_KERNEL);
if (!fh->overlay_mask) {
dprintk(1,
KERN_ERR
@@ -984,8 +971,7 @@ static int zoran_open(struct file *file)
return res;
}
static int
zoran_close(struct file *file)
static int zoran_close(struct file *file)
{
struct zoran_fh *fh = file->private_data;
struct zoran *zr = fh->zr;
@@ -1041,12 +1027,8 @@ zoran_close(struct file *file)
return 0;
}
static int setup_fbuffer(struct zoran_fh *fh,
void *base,
const struct zoran_format *fmt,
int width,
int height,
int bytesperline)
static int setup_fbuffer(struct zoran_fh *fh, void *base, const struct zoran_format *fmt,
int width, int height, int bytesperline)
{
struct zoran *zr = fh->zr;
@@ -1054,9 +1036,11 @@ static int setup_fbuffer(struct zoran_fh *fh,
if (!capable(CAP_SYS_ADMIN) && !capable(CAP_SYS_RAWIO))
return -EPERM;
/* Don't allow frame buffer overlay if PCI or AGP is buggy, or on
/*
* Don't allow frame buffer overlay if PCI or AGP is buggy, or on
ALi Magik (that needs very low latency while the card needs a
higher value always) */
higher value always)
*/
if (pci_pci_problems & (PCIPCI_FAIL | PCIAGP_FAIL | PCIPCI_ALIMAGIK))
return -ENXIO;
@@ -1103,7 +1087,7 @@ static int setup_fbuffer(struct zoran_fh *fh,
return -EINVAL;
}
zr->vbuf_base = (void *) ((unsigned long) base & ~3);
zr->vbuf_base = (void *)((unsigned long)base & ~3);
zr->vbuf_height = height;
zr->vbuf_width = width;
zr->vbuf_depth = fmt->depth;
@@ -1116,21 +1100,13 @@ static int setup_fbuffer(struct zoran_fh *fh,
return 0;
}
static int setup_window(struct zoran_fh *fh,
int x,
int y,
int width,
int height,
struct v4l2_clip __user *clips,
unsigned int clipcount,
void __user *bitmap)
static int setup_window(struct zoran_fh *fh, int x, int y, int width, int height,
struct v4l2_clip __user *clips, unsigned int clipcount, void __user *bitmap)
{
struct zoran *zr = fh->zr;
struct v4l2_clip *vcp = NULL;
int on, end;
if (!zr->vbuf_base) {
dprintk(1,
KERN_ERR
@@ -1222,7 +1198,7 @@ static int setup_window(struct zoran_fh *fh,
/* write our own bitmap from the clips */
vcp = vmalloc(array_size(sizeof(struct v4l2_clip),
clipcount + 4));
if (vcp == NULL) {
if (!vcp) {
dprintk(1,
KERN_ERR
"%s: %s - Alloc of clip mask failed\n",
@@ -1280,8 +1256,10 @@ static int setup_overlay(struct zoran_fh *fh, int on)
if (on == 0) {
zr->overlay_active = fh->overlay_active = ZORAN_FREE;
zr->v4l_overlay_active = 0;
/* When a grab is running, the video simply
* won't be switched on any more */
/*
* When a grab is running, the video simply
* won't be switched on any more
*/
if (!zr->v4l_memgrab_active)
zr36057_overlay(zr, 0);
zr->overlay_mask = NULL;
@@ -1306,8 +1284,10 @@ static int setup_overlay(struct zoran_fh *fh, int on)
zr->overlay_settings = fh->overlay_settings;
if (!zr->v4l_memgrab_active)
zr36057_overlay(zr, 1);
/* When a grab is running, the video will be
* switched on when grab is finished */
/*
* When a grab is running, the video will be
* switched on when grab is finished
*/
}
/* Make sure the changes come into effect */
@@ -1421,9 +1401,7 @@ static int zoran_v4l2_buffer_status(struct zoran_fh *fh,
return 0;
}
static int
zoran_set_norm (struct zoran *zr,
v4l2_std_id norm)
static int zoran_set_norm(struct zoran *zr, v4l2_std_id norm)
{
int on;
@@ -1450,8 +1428,10 @@ zoran_set_norm (struct zoran *zr,
else
zr->timing = zr->card.tvn[0];
/* We switch overlay off and on since a change in the
* norm needs different VFE settings */
/*
* We switch overlay off and on since a change in the
* norm needs different VFE settings
*/
on = zr->overlay_active && !zr->v4l_memgrab_active;
if (on)
zr36057_overlay(zr, 0);
@@ -1468,13 +1448,10 @@ zoran_set_norm (struct zoran *zr,
return 0;
}
static int
zoran_set_input (struct zoran *zr,
int input)
static int zoran_set_input(struct zoran *zr, int input)
{
if (input == zr->input) {
if (input == zr->input)
return 0;
}
if (zr->v4l_buffers.active != ZORAN_FREE ||
zr->jpg_buffers.active != ZORAN_FREE) {
@@ -1495,8 +1472,7 @@ zoran_set_input (struct zoran *zr,
zr->input = input;
decoder_call(zr, video, s_routing,
zr->card.input[input].muxsel, 0, 0);
decoder_call(zr, video, s_routing, zr->card.input[input].muxsel, 0, 0);
return 0;
}
@@ -1512,8 +1488,7 @@ static int zoran_querycap(struct file *file, void *__fh, struct v4l2_capability
strscpy(cap->card, ZR_DEVNAME(zr), sizeof(cap->card));
strscpy(cap->driver, "zoran", sizeof(cap->driver));
snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s",
pci_name(zr->pci_dev));
snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s", pci_name(zr->pci_dev));
cap->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_CAPTURE |
V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_VIDEO_OVERLAY;
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
@@ -1539,7 +1514,7 @@ static int zoran_enum_fmt(struct zoran *zr, struct v4l2_fmtdesc *fmt, int flag)
}
static int zoran_enum_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_fmtdesc *f)
struct v4l2_fmtdesc *f)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1548,7 +1523,7 @@ static int zoran_enum_fmt_vid_cap(struct file *file, void *__fh,
}
static int zoran_enum_fmt_vid_out(struct file *file, void *__fh,
struct v4l2_fmtdesc *f)
struct v4l2_fmtdesc *f)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1557,7 +1532,7 @@ static int zoran_enum_fmt_vid_out(struct file *file, void *__fh,
}
static int zoran_enum_fmt_vid_overlay(struct file *file, void *__fh,
struct v4l2_fmtdesc *f)
struct v4l2_fmtdesc *f)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1566,7 +1541,7 @@ static int zoran_enum_fmt_vid_overlay(struct file *file, void *__fh,
}
static int zoran_g_fmt_vid_out(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
@@ -1588,7 +1563,7 @@ static int zoran_g_fmt_vid_out(struct file *file, void *__fh,
}
static int zoran_g_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1611,7 +1586,7 @@ static int zoran_g_fmt_vid_cap(struct file *file, void *__fh,
}
static int zoran_g_fmt_vid_overlay(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1629,7 +1604,7 @@ static int zoran_g_fmt_vid_overlay(struct file *file, void *__fh,
}
static int zoran_try_fmt_vid_overlay(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1647,7 +1622,7 @@ static int zoran_try_fmt_vid_overlay(struct file *file, void *__fh,
}
static int zoran_try_fmt_vid_out(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1711,7 +1686,7 @@ static int zoran_try_fmt_vid_out(struct file *file, void *__fh,
}
static int zoran_try_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1729,20 +1704,19 @@ static int zoran_try_fmt_vid_cap(struct file *file, void *__fh,
return -EINVAL;
bpp = DIV_ROUND_UP(zoran_formats[i].depth, 8);
v4l_bound_align_image(
&fmt->fmt.pix.width, BUZ_MIN_WIDTH, BUZ_MAX_WIDTH, bpp == 2 ? 1 : 2,
v4l_bound_align_image(&fmt->fmt.pix.width, BUZ_MIN_WIDTH, BUZ_MAX_WIDTH, bpp == 2 ? 1 : 2,
&fmt->fmt.pix.height, BUZ_MIN_HEIGHT, BUZ_MAX_HEIGHT, 0, 0);
return 0;
}
static int zoran_s_fmt_vid_overlay(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
int res;
dprintk(3, "x=%d, y=%d, w=%d, h=%d, cnt=%d, map=0x%p\n",
fmt->fmt.win.w.left, fmt->fmt.win.w.top,
fmt->fmt.win.w.left, fmt->fmt.win.w.top,
fmt->fmt.win.w.width,
fmt->fmt.win.w.height,
fmt->fmt.win.clipcount,
@@ -1755,7 +1729,7 @@ static int zoran_s_fmt_vid_overlay(struct file *file, void *__fh,
}
static int zoran_s_fmt_vid_out(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1764,9 +1738,9 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh,
int res = 0;
dprintk(3, "size=%dx%d, fmt=0x%x (%4.4s)\n",
fmt->fmt.pix.width, fmt->fmt.pix.height,
fmt->fmt.pix.width, fmt->fmt.pix.height,
fmt->fmt.pix.pixelformat,
(char *) &printformat);
(char *)&printformat);
if (fmt->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG)
return -EINVAL;
@@ -1836,7 +1810,7 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh,
}
static int zoran_s_fmt_vid_cap(struct file *file, void *__fh,
struct v4l2_format *fmt)
struct v4l2_format *fmt)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1858,7 +1832,7 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh,
if ((fh->map_mode != ZORAN_MAP_MODE_RAW && fh->buffers.allocated) ||
fh->buffers.active != ZORAN_FREE) {
dprintk(1, KERN_ERR "%s: VIDIOC_S_FMT - cannot change capture mode\n",
ZR_DEVNAME(zr));
ZR_DEVNAME(zr));
res = -EBUSY;
return res;
}
@@ -1886,7 +1860,7 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh,
}
static int zoran_g_fbuf(struct file *file, void *__fh,
struct v4l2_framebuffer *fb)
struct v4l2_framebuffer *fb)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1906,7 +1880,7 @@ static int zoran_g_fbuf(struct file *file, void *__fh,
}
static int zoran_s_fbuf(struct file *file, void *__fh,
const struct v4l2_framebuffer *fb)
const struct v4l2_framebuffer *fb)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -1932,11 +1906,8 @@ static int zoran_s_fbuf(struct file *file, void *__fh,
static int zoran_overlay(struct file *file, void *__fh, unsigned int on)
{
struct zoran_fh *fh = __fh;
int res;
res = setup_overlay(fh, on);
return res;
return setup_overlay(fh, on);
}
static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type type);
@@ -1949,7 +1920,7 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe
if (req->memory != V4L2_MEMORY_MMAP) {
dprintk(2,
KERN_ERR
KERN_ERR
"%s: only MEMORY_MMAP capture is supported, not %d\n",
ZR_DEVNAME(zr), req->memory);
return -EINVAL;
@@ -1960,7 +1931,7 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe
if (fh->buffers.allocated) {
dprintk(2,
KERN_ERR
KERN_ERR
"%s: VIDIOC_REQBUFS - buffers already allocated\n",
ZR_DEVNAME(zr));
res = -EBUSY;
@@ -2002,7 +1973,7 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe
}
} else {
dprintk(1,
KERN_ERR
KERN_ERR
"%s: VIDIOC_REQBUFS - unknown type %d\n",
ZR_DEVNAME(zr), req->type);
res = -EINVAL;
@@ -2014,11 +1985,8 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe
static int zoran_querybuf(struct file *file, void *__fh, struct v4l2_buffer *buf)
{
struct zoran_fh *fh = __fh;
int res;
res = zoran_v4l2_buffer_status(fh, buf, buf->index);
return res;
return zoran_v4l2_buffer_status(fh, buf, buf->index);
}
static int zoran_qbuf(struct file *file, void *__fh, struct v4l2_buffer *buf)
@@ -2189,7 +2157,7 @@ static int zoran_streamon(struct file *file, void *__fh, enum v4l2_buf_type type
zr->jpg_buffers.active = fh->buffers.active = ZORAN_LOCKED;
if (zr->jpg_que_head != zr->jpg_que_tail) {
/* Start the jpeg codec when the first frame is queued */
/* Start the jpeg codec when the first frame is queued */
jpeg_start(zr);
}
break;
@@ -2224,10 +2192,8 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ
spin_lock_irqsave(&zr->spinlock, flags);
/* unload capture */
if (zr->v4l_memgrab_active) {
if (zr->v4l_memgrab_active)
zr36057_set_memgrab(zr, 0);
}
for (i = 0; i < fh->buffers.num_buffers; i++)
zr->v4l_buffers.buffer[i].state = BUZ_STATE_USER;
@@ -2254,7 +2220,7 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ
return res;
res = jpg_qbuf(fh, -1,
(fh->map_mode == ZORAN_MAP_MODE_JPG_REC) ?
(fh->map_mode == ZORAN_MAP_MODE_JPG_REC) ?
BUZ_MODE_MOTION_COMPRESS :
BUZ_MODE_MOTION_DECOMPRESS);
if (res)
@@ -2269,6 +2235,7 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ
}
return res;
}
static int zoran_g_std(struct file *file, void *__fh, v4l2_std_id *std)
{
struct zoran_fh *fh = __fh;
@@ -2293,7 +2260,7 @@ static int zoran_s_std(struct file *file, void *__fh, v4l2_std_id std)
}
static int zoran_enum_input(struct file *file, void *__fh,
struct v4l2_input *inp)
struct v4l2_input *inp)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -2301,8 +2268,7 @@ static int zoran_enum_input(struct file *file, void *__fh,
if (inp->index >= zr->card.inputs)
return -EINVAL;
strscpy(inp->name, zr->card.input[inp->index].name,
sizeof(inp->name));
strscpy(inp->name, zr->card.input[inp->index].name, sizeof(inp->name));
inp->type = V4L2_INPUT_TYPE_CAMERA;
inp->std = V4L2_STD_ALL;
@@ -2337,7 +2303,7 @@ static int zoran_s_input(struct file *file, void *__fh, unsigned int input)
}
static int zoran_enum_output(struct file *file, void *__fh,
struct v4l2_output *outp)
struct v4l2_output *outp)
{
if (outp->index != 0)
return -EINVAL;
@@ -2451,9 +2417,10 @@ static int zoran_s_selection(struct file *file, void *__fh, struct v4l2_selectio
}
static int zoran_g_jpegcomp(struct file *file, void *__fh,
struct v4l2_jpegcompression *params)
struct v4l2_jpegcompression *params)
{
struct zoran_fh *fh = __fh;
memset(params, 0, sizeof(*params));
params->quality = fh->jpg_settings.jpg_comp.quality;
@@ -2473,7 +2440,7 @@ static int zoran_g_jpegcomp(struct file *file, void *__fh,
}
static int zoran_s_jpegcomp(struct file *file, void *__fh,
const struct v4l2_jpegcompression *params)
const struct v4l2_jpegcompression *params)
{
struct zoran_fh *fh = __fh;
struct zoran *zr = fh->zr;
@@ -2502,9 +2469,7 @@ static int zoran_s_jpegcomp(struct file *file, void *__fh,
return res;
}
static __poll_t
zoran_poll (struct file *file,
poll_table *wait)
static __poll_t zoran_poll(struct file *file, poll_table *wait)
{
struct zoran_fh *fh = file->private_data;
struct zoran *zr = fh->zr;
@@ -2577,7 +2542,6 @@ zoran_poll (struct file *file,
return res;
}
/*
* This maps the buffers to user space.
*
@@ -2590,15 +2554,14 @@ zoran_poll (struct file *file,
* the buffer accordingly (zoran_vm_close())
*/
static void
zoran_vm_open (struct vm_area_struct *vma)
static void zoran_vm_open(struct vm_area_struct *vma)
{
struct zoran_mapping *map = vma->vm_private_data;
atomic_inc(&map->count);
}
static void
zoran_vm_close (struct vm_area_struct *vma)
static void zoran_vm_close(struct vm_area_struct *vma)
{
struct zoran_mapping *map = vma->vm_private_data;
struct zoran_fh *fh = map->fh;
@@ -2616,9 +2579,8 @@ zoran_vm_close (struct vm_area_struct *vma)
/* Any buffers still mapped? */
for (i = 0; i < fh->buffers.num_buffers; i++) {
if (fh->buffers.buffer[i].map) {
if (fh->buffers.buffer[i].map)
return;
}
}
dprintk(3, KERN_INFO "%s: %s - free %s buffers\n", ZR_DEVNAME(zr),
@@ -2650,9 +2612,7 @@ static const struct vm_operations_struct zoran_vm_ops = {
.close = zoran_vm_close,
};
static int
zoran_mmap (struct file *file,
struct vm_area_struct *vma)
static int zoran_mmap(struct file *file, struct vm_area_struct *vma)
{
struct zoran_fh *fh = file->private_data;
struct zoran *zr = fh->zr;
@@ -2716,7 +2676,7 @@ zoran_mmap (struct file *file,
}
/* map these buffers */
map = kmalloc(sizeof(struct zoran_mapping), GFP_KERNEL);
map = kmalloc(sizeof(*map), GFP_KERNEL);
if (!map) {
res = -ENOMEM;
return res;
@@ -2735,7 +2695,7 @@ zoran_mmap (struct file *file,
todo = fh->buffers.buffer_size;
page = fh->buffers.buffer[i].v4l.fbuffer_phys;
if (remap_pfn_range(vma, start, page >> PAGE_SHIFT,
todo, PAGE_SHARED)) {
todo, PAGE_SHARED)) {
dprintk(1,
KERN_ERR
"%s: %s(V4L) - remap_pfn_range failed\n",
@@ -2767,7 +2727,7 @@ zoran_mmap (struct file *file,
page = virt_to_phys(bus_to_virt(pos))
>> PAGE_SHIFT;
if (remap_pfn_range(vma, start, page,
todo, PAGE_SHARED)) {
todo, PAGE_SHARED)) {
dprintk(1,
KERN_ERR
"%s: %s(V4L) - remap_pfn_range failed\n",
@@ -2786,7 +2746,6 @@ zoran_mmap (struct file *file,
fh->buffers.buffer[i].map = map;
if (size == 0)
break;
}
}
return res;

28
drivers/staging/media/zoran/zoran_procfs.c
View File

@@ -83,14 +83,11 @@ static const struct procfs_params_zr36067 zr67[] = {
{NULL, 0, 0, 0},
};
static void
setparam (struct zoran *zr,
char *name,
char *sval)
static void setparam(struct zoran *zr, char *name, char *sval)
{
int i = 0, reg0, reg, val;
while (zr67[i].name != NULL) {
while (zr67[i].name) {
if (!strncmp(name, zr67[i].name, strlen(zr67[i].name))) {
reg = reg0 = btread(zr67[i].reg);
reg &= ~(zr67[i].mask << zr67[i].bit);
@@ -119,19 +116,20 @@ static int zoran_show(struct seq_file *p, void *v)
seq_printf(p, "ZR36067 registers:\n");
for (i = 0; i < 0x130; i += 16)
seq_printf(p, "%03X %08X %08X %08X %08X \n", i,
btread(i), btread(i+4), btread(i+8), btread(i+12));
seq_printf(p, "%03X %08X %08X %08X %08X\n", i,
btread(i), btread(i + 4), btread(i + 8), btread(i + 12));
return 0;
}
static int zoran_open(struct inode *inode, struct file *file)
{
struct zoran *data = PDE_DATA(inode);
return single_open(file, zoran_show, data);
}
static ssize_t zoran_write(struct file *file, const char __user *buffer,
size_t count, loff_t *ppos)
size_t count, loff_t *ppos)
{
struct zoran *zr = PDE_DATA(file_inode(file));
char *string, *sp;
@@ -142,14 +140,10 @@ static ssize_t zoran_write(struct file *file, const char __user *buffer,
string = sp = vmalloc(count + 1);
if (!string) {
dprintk(1,
KERN_ERR
"%s: write_proc: can not allocate memory\n",
ZR_DEVNAME(zr));
return -ENOMEM;
}
if (copy_from_user(string, buffer, count)) {
vfree (string);
vfree(string);
return -EFAULT;
}
string[count] = 0;
@@ -185,15 +179,14 @@ static const struct file_operations zoran_operations = {
};
#endif
int
zoran_proc_init (struct zoran *zr)
int zoran_proc_init(struct zoran *zr)
{
#ifdef CONFIG_PROC_FS
char name[8];
snprintf(name, 7, "zoran%d", zr->id);
zr->zoran_proc = proc_create_data(name, 0, NULL, &zoran_operations, zr);
if (zr->zoran_proc != NULL) {
if (zr->zoran_proc) {
dprintk(2,
KERN_INFO
"%s: procfs entry /proc/%s allocated. data=%p\n",
@@ -207,8 +200,7 @@ zoran_proc_init (struct zoran *zr)
return 0;
}
void
zoran_proc_cleanup (struct zoran *zr)
void zoran_proc_cleanup(struct zoran *zr)
{
#ifdef CONFIG_PROC_FS
char name[8];

166
drivers/staging/media/zoran/zr36016.c
View File

@@ -1,39 +1,13 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Zoran ZR36016 basic configuration functions
*
* Copyright (C) 2001 Wolfgang Scherr <scherr@net4you.at>
*
* $Id: zr36016.c,v 1.1.2.14 2003/08/20 19:46:55 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
#define ZR016_VERSION "v0.7"
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/types.h>
#include <linux/wait.h>
/* I/O commands, error codes */
#include <asm/io.h>
/* v4l API */
/* headerfile of this module */
#include "zr36016.h"
@@ -66,40 +40,31 @@ MODULE_PARM_DESC(debug, "Debug level (0-4)");
========================================================================= */
/* read and write functions */
static u8
zr36016_read (struct zr36016 *ptr,
u16 reg)
static u8 zr36016_read(struct zr36016 *ptr, u16 reg)
{
u8 value = 0;
// just in case something is wrong...
/* just in case something is wrong... */
if (ptr->codec->master_data->readreg)
value =
(ptr->codec->master_data->
readreg(ptr->codec, reg)) & 0xFF;
value = (ptr->codec->master_data->readreg(ptr->codec, reg)) & 0xFF;
else
dprintk(1,
KERN_ERR "%s: invalid I/O setup, nothing read!\n",
ptr->name);
dprintk(4, "%s: reading from 0x%04x: %02x\n", ptr->name, reg,
value);
dprintk(4, "%s: reading from 0x%04x: %02x\n", ptr->name, reg, value);
return value;
}
static void
zr36016_write (struct zr36016 *ptr,
u16 reg,
u8 value)
static void zr36016_write(struct zr36016 *ptr, u16 reg, u8 value)
{
dprintk(4, "%s: writing 0x%02x to 0x%04x\n", ptr->name, value,
reg);
dprintk(4, "%s: writing 0x%02x to 0x%04x\n", ptr->name, value, reg);
// just in case something is wrong...
if (ptr->codec->master_data->writereg) {
if (ptr->codec->master_data->writereg)
ptr->codec->master_data->writereg(ptr->codec, reg, value);
} else
else
dprintk(1,
KERN_ERR
"%s: invalid I/O setup, nothing written!\n",
@@ -109,45 +74,40 @@ zr36016_write (struct zr36016 *ptr,
/* indirect read and write functions */
/* the 016 supports auto-addr-increment, but
* writing it all time cost not much and is safer... */
static u8
zr36016_readi (struct zr36016 *ptr,
u16 reg)
static u8 zr36016_readi(struct zr36016 *ptr, u16 reg)
{
u8 value = 0;
// just in case something is wrong...
if ((ptr->codec->master_data->writereg) &&
(ptr->codec->master_data->readreg)) {
/* just in case something is wrong... */
if ((ptr->codec->master_data->writereg) && (ptr->codec->master_data->readreg)) {
ptr->codec->master_data->writereg(ptr->codec, ZR016_IADDR, reg & 0x0F); // ADDR
value = (ptr->codec->master_data->readreg(ptr->codec, ZR016_IDATA)) & 0xFF; // DATA
} else
} else {
dprintk(1,
KERN_ERR
"%s: invalid I/O setup, nothing read (i)!\n",
ptr->name);
}
dprintk(4, "%s: reading indirect from 0x%04x: %02x\n", ptr->name,
reg, value);
dprintk(4, "%s: reading indirect from 0x%04x: %02x\n", ptr->name, reg, value);
return value;
}
static void
zr36016_writei (struct zr36016 *ptr,
u16 reg,
u8 value)
static void zr36016_writei(struct zr36016 *ptr, u16 reg, u8 value)
{
dprintk(4, "%s: writing indirect 0x%02x to 0x%04x\n", ptr->name,
value, reg);
// just in case something is wrong...
/* just in case something is wrong... */
if (ptr->codec->master_data->writereg) {
ptr->codec->master_data->writereg(ptr->codec, ZR016_IADDR, reg & 0x0F); // ADDR
ptr->codec->master_data->writereg(ptr->codec, ZR016_IDATA, value & 0x0FF); // DATA
} else
} else {
dprintk(1,
KERN_ERR
"%s: invalid I/O setup, nothing written (i)!\n",
ptr->name);
}
}
/* =========================================================================
@@ -157,8 +117,7 @@ zr36016_writei (struct zr36016 *ptr,
========================================================================= */
/* version kept in datastructure */
static u8
zr36016_read_version (struct zr36016 *ptr)
static u8 zr36016_read_version(struct zr36016 *ptr)
{
ptr->version = zr36016_read(ptr, 0) >> 4;
return ptr->version;
@@ -170,11 +129,11 @@ zr36016_read_version (struct zr36016 *ptr)
basic test of "connectivity", writes/reads to/from PAX-Lo register
========================================================================= */
static int
zr36016_basic_test (struct zr36016 *ptr)
static int zr36016_basic_test(struct zr36016 *ptr)
{
if (debug) {
int i;
zr36016_writei(ptr, ZR016I_PAX_LO, 0x55);
dprintk(1, KERN_INFO "%s: registers: ", ptr->name);
for (i = 0; i <= 0x0b; i++)
@@ -219,16 +178,16 @@ zr36016_basic_test (struct zr36016 *ptr)
========================================================================= */
#if 0
static int zr36016_pushit (struct zr36016 *ptr,
u16 startreg,
static int zr36016_pushit(struct zr36016 *ptr,
u16 startreg,
u16 len,
const char *data)
{
int i=0;
int i = 0;
dprintk(4, "%s: write data block to 0x%04x (len=%d)\n",
ptr->name, startreg,len);
while (i<len) {
ptr->name, startreg, len);
while (i < len) {
zr36016_writei(ptr, startreg++, data[i++]);
}
@@ -242,8 +201,7 @@ static int zr36016_pushit (struct zr36016 *ptr,
//TODO//
========================================================================= */
static void
zr36016_init (struct zr36016 *ptr)
static void zr36016_init(struct zr36016 *ptr)
{
// stop any processing
zr36016_write(ptr, ZR016_GOSTOP, 0);
@@ -283,11 +241,9 @@ zr36016_init (struct zr36016 *ptr)
/* set compression/expansion mode and launches codec -
this should be the last call from the master before starting processing */
static int
zr36016_set_mode (struct videocodec *codec,
int mode)
static int zr36016_set_mode(struct videocodec *codec, int mode)
{
struct zr36016 *ptr = (struct zr36016 *) codec->data;
struct zr36016 *ptr = (struct zr36016 *)codec->data;
dprintk(2, "%s: set_mode %d call\n", ptr->name, mode);
@@ -301,13 +257,10 @@ zr36016_set_mode (struct videocodec *codec,
}
/* set picture size */
static int
zr36016_set_video (struct videocodec *codec,
struct tvnorm *norm,
struct vfe_settings *cap,
struct vfe_polarity *pol)
static int zr36016_set_video(struct videocodec *codec, struct tvnorm *norm,
struct vfe_settings *cap, struct vfe_polarity *pol)
{
struct zr36016 *ptr = (struct zr36016 *) codec->data;
struct zr36016 *ptr = (struct zr36016 *)codec->data;
dprintk(2, "%s: set_video %d.%d, %d/%d-%dx%d (0x%x) call\n",
ptr->name, norm->HStart, norm->VStart,
@@ -339,17 +292,12 @@ zr36016_set_video (struct videocodec *codec,
}
/* additional control functions */
static int
zr36016_control (struct videocodec *codec,
int type,
int size,
void *data)
static int zr36016_control(struct videocodec *codec, int type, int size, void *data)
{
struct zr36016 *ptr = (struct zr36016 *) codec->data;
int *ival = (int *) data;
struct zr36016 *ptr = (struct zr36016 *)codec->data;
int *ival = (int *)data;
dprintk(2, "%s: control %d call with %d byte\n", ptr->name, type,
size);
dprintk(2, "%s: control %d call with %d byte\n", ptr->name, type, size);
switch (type) {
case CODEC_G_STATUS: /* get last status - we don't know it ... */
@@ -393,16 +341,14 @@ zr36016_control (struct videocodec *codec,
Deinitializes Zoran's JPEG processor
========================================================================= */
static int
zr36016_unset (struct videocodec *codec)
static int zr36016_unset(struct videocodec *codec)
{
struct zr36016 *ptr = codec->data;
if (ptr) {
/* do wee need some codec deinit here, too ???? */
dprintk(1, "%s: finished codec #%d\n", ptr->name,
ptr->num);
dprintk(1, "%s: finished codec #%d\n", ptr->name, ptr->num);
kfree(ptr);
codec->data = NULL;
@@ -422,29 +368,23 @@ zr36016_unset (struct videocodec *codec)
(the given size is determined by the processor with the video interface)
========================================================================= */
static int
zr36016_setup (struct videocodec *codec)
static int zr36016_setup(struct videocodec *codec)
{
struct zr36016 *ptr;
int res;
dprintk(2, "zr36016: initializing VFE subsystem #%d.\n",
zr36016_codecs);
dprintk(2, "zr36016: initializing VFE subsystem #%d.\n", zr36016_codecs);
if (zr36016_codecs == MAX_CODECS) {
dprintk(1,
KERN_ERR "zr36016: Can't attach more codecs!\n");
dprintk(1, KERN_ERR "zr36016: Can't attach more codecs!\n");
return -ENOSPC;
}
//mem structure init
codec->data = ptr = kzalloc(sizeof(struct zr36016), GFP_KERNEL);
if (NULL == ptr) {
dprintk(1, KERN_ERR "zr36016: Can't get enough memory!\n");
if (!ptr) {
return -ENOMEM;
}
snprintf(ptr->name, sizeof(ptr->name), "zr36016[%d]",
zr36016_codecs);
snprintf(ptr->name, sizeof(ptr->name), "zr36016[%d]", zr36016_codecs);
ptr->num = zr36016_codecs++;
ptr->codec = codec;
@@ -462,8 +402,7 @@ zr36016_setup (struct videocodec *codec)
ptr->ydec = 0;
zr36016_init(ptr);
dprintk(1, KERN_INFO "%s: codec v%d attached and running\n",
ptr->name, ptr->version);
dprintk(1, KERN_INFO "%s: codec v%d attached and running\n", ptr->name, ptr->version);
return 0;
}
@@ -471,33 +410,31 @@ zr36016_setup (struct videocodec *codec)
static const struct videocodec zr36016_codec = {
.owner = THIS_MODULE,
.name = "zr36016",
.magic = 0L, // magic not used
.magic = 0L, /* magic not used */
.flags =
CODEC_FLAG_HARDWARE | CODEC_FLAG_VFE | CODEC_FLAG_ENCODER |
CODEC_FLAG_DECODER,
.type = CODEC_TYPE_ZR36016,
.setup = zr36016_setup, // functionality
.setup = zr36016_setup, /* functionality */
.unset = zr36016_unset,
.set_mode = zr36016_set_mode,
.set_video = zr36016_set_video,
.control = zr36016_control,
// others are not used
/* others are not used */
};
/* =========================================================================
HOOK IN DRIVER AS KERNEL MODULE
========================================================================= */
static int __init
zr36016_init_module (void)
static int __init zr36016_init_module(void)
{
//dprintk(1, "ZR36016 driver %s\n",ZR016_VERSION);
zr36016_codecs = 0;
return videocodec_register(&zr36016_codec);
}
static void __exit
zr36016_cleanup_module (void)
static void __exit zr36016_cleanup_module(void)
{
if (zr36016_codecs) {
dprintk(1,
@@ -511,6 +448,5 @@ module_init(zr36016_init_module);
module_exit(zr36016_cleanup_module);
MODULE_AUTHOR("Wolfgang Scherr <scherr@net4you.at>");
MODULE_DESCRIPTION("Driver module for ZR36016 video frontends "
ZR016_VERSION);
MODULE_DESCRIPTION("Driver module for ZR36016 video frontends");
MODULE_LICENSE("GPL");

17
drivers/staging/media/zoran/zr36016.h
View File

@@ -1,23 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Zoran ZR36016 basic configuration functions - header file
*
* Copyright (C) 2001 Wolfgang Scherr <scherr@net4you.at>
*
* $Id: zr36016.h,v 1.1.2.3 2003/01/14 21:18:07 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
#ifndef ZR36016_H

116
drivers/staging/media/zoran/zr36050.c
View File

@@ -1,23 +1,8 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Zoran ZR36050 basic configuration functions
*
* Copyright (C) 2001 Wolfgang Scherr <scherr@net4you.at>
*
* $Id: zr36050.c,v 1.1.2.11 2003/08/03 14:54:53 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
#define ZR050_VERSION "v0.7.1"
@@ -64,36 +49,27 @@ MODULE_PARM_DESC(debug, "Debug level (0-4)");
========================================================================= */
/* read and write functions */
static u8
zr36050_read (struct zr36050 *ptr,
u16 reg)
static u8 zr36050_read(struct zr36050 *ptr, u16 reg)
{
u8 value = 0;
// just in case something is wrong...
/* just in case something is wrong... */
if (ptr->codec->master_data->readreg)
value = (ptr->codec->master_data->readreg(ptr->codec,
reg)) & 0xFF;
value = (ptr->codec->master_data->readreg(ptr->codec, reg)) & 0xFF;
else
dprintk(1,
KERN_ERR "%s: invalid I/O setup, nothing read!\n",
ptr->name);
KERN_ERR "%s: invalid I/O setup, nothing read!\n", ptr->name);
dprintk(4, "%s: reading from 0x%04x: %02x\n", ptr->name, reg,
value);
dprintk(4, "%s: reading from 0x%04x: %02x\n", ptr->name, reg, value);
return value;
}
static void
zr36050_write (struct zr36050 *ptr,
u16 reg,
u8 value)
static void zr36050_write(struct zr36050 *ptr, u16 reg, u8 value)
{
dprintk(4, "%s: writing 0x%02x to 0x%04x\n", ptr->name, value,
reg);
dprintk(4, "%s: writing 0x%02x to 0x%04x\n", ptr->name, value, reg);
// just in case something is wrong...
/* just in case something is wrong... */
if (ptr->codec->master_data->writereg)
ptr->codec->master_data->writereg(ptr->codec, reg, value);
else
@@ -110,8 +86,7 @@ zr36050_write (struct zr36050 *ptr,
========================================================================= */
/* status is kept in datastructure */
static u8
zr36050_read_status1 (struct zr36050 *ptr)
static u8 zr36050_read_status1(struct zr36050 *ptr)
{
ptr->status1 = zr36050_read(ptr, ZR050_STATUS_1);
@@ -126,8 +101,7 @@ zr36050_read_status1 (struct zr36050 *ptr)
========================================================================= */
/* scale factor is kept in datastructure */
static u16
zr36050_read_scalefactor (struct zr36050 *ptr)
static u16 zr36050_read_scalefactor(struct zr36050 *ptr)
{
ptr->scalefact = (zr36050_read(ptr, ZR050_SF_HI) << 8) |
(zr36050_read(ptr, ZR050_SF_LO) & 0xFF);
@@ -143,8 +117,7 @@ zr36050_read_scalefactor (struct zr36050 *ptr)
wait if codec is ready to proceed (end of processing) or time is over
========================================================================= */
static void
zr36050_wait_end (struct zr36050 *ptr)
static void zr36050_wait_end(struct zr36050 *ptr)
{
int i = 0;
@@ -165,8 +138,7 @@ zr36050_wait_end (struct zr36050 *ptr)
basic test of "connectivity", writes/reads to/from memory the SOF marker
========================================================================= */
static int
zr36050_basic_test (struct zr36050 *ptr)
static int zr36050_basic_test(struct zr36050 *ptr)
{
zr36050_write(ptr, ZR050_SOF_IDX, 0x00);
zr36050_write(ptr, ZR050_SOF_IDX + 1, 0x00);
@@ -207,19 +179,14 @@ zr36050_basic_test (struct zr36050 *ptr)
simple loop for pushing the init datasets
========================================================================= */
static int
zr36050_pushit (struct zr36050 *ptr,
u16 startreg,
u16 len,
const char *data)
static int zr36050_pushit(struct zr36050 *ptr, u16 startreg, u16 len, const char *data)
{
int i = 0;
dprintk(4, "%s: write data block to 0x%04x (len=%d)\n", ptr->name,
startreg, len);
while (i < len) {
while (i < len)
zr36050_write(ptr, startreg++, data[i++]);
}
return i;
}
@@ -338,8 +305,7 @@ static const char zr36050_decimation_v[8] = { 1, 1, 1, 0, 0, 0, 0, 0 };
/* SOF (start of frame) segment depends on width, height and sampling ratio
of each color component */
static int
zr36050_set_sof (struct zr36050 *ptr)
static int zr36050_set_sof(struct zr36050 *ptr)
{
char sof_data[34]; // max. size of register set
int i;
@@ -370,8 +336,7 @@ zr36050_set_sof (struct zr36050 *ptr)
/* SOS (start of scan) segment depends on the used scan components
of each color component */
static int
zr36050_set_sos (struct zr36050 *ptr)
static int zr36050_set_sos(struct zr36050 *ptr)
{
char sos_data[16]; // max. size of register set
int i;
@@ -398,8 +363,7 @@ zr36050_set_sos (struct zr36050 *ptr)
/* DRI (define restart interval) */
static int
zr36050_set_dri (struct zr36050 *ptr)
static int zr36050_set_dri(struct zr36050 *ptr)
{
char dri_data[6]; // max. size of register set
@@ -421,8 +385,7 @@ zr36050_set_dri (struct zr36050 *ptr)
... sorry for the spaghetti code ...
========================================================================= */
static void
zr36050_init (struct zr36050 *ptr)
static void zr36050_init(struct zr36050 *ptr)
{
int sum = 0;
long bitcnt, tmp;
@@ -577,11 +540,9 @@ zr36050_init (struct zr36050 *ptr)
/* set compression/expansion mode and launches codec -
this should be the last call from the master before starting processing */
static int
zr36050_set_mode (struct videocodec *codec,
int mode)
static int zr36050_set_mode(struct videocodec *codec, int mode)
{
struct zr36050 *ptr = (struct zr36050 *) codec->data;
struct zr36050 *ptr = (struct zr36050 *)codec->data;
dprintk(2, "%s: set_mode %d call\n", ptr->name, mode);
@@ -595,13 +556,10 @@ zr36050_set_mode (struct videocodec *codec,
}
/* set picture size (norm is ignored as the codec doesn't know about it) */
static int
zr36050_set_video (struct videocodec *codec,
struct tvnorm *norm,
struct vfe_settings *cap,
struct vfe_polarity *pol)
static int zr36050_set_video(struct videocodec *codec, struct tvnorm *norm,
struct vfe_settings *cap, struct vfe_polarity *pol)
{
struct zr36050 *ptr = (struct zr36050 *) codec->data;
struct zr36050 *ptr = (struct zr36050 *)codec->data;
int size;
dprintk(2, "%s: set_video %d.%d, %d/%d-%dx%d (0x%x) q%d call\n",
@@ -630,21 +588,17 @@ zr36050_set_video (struct videocodec *codec,
ptr->real_code_vol = size >> 3; /* in bytes */
/* Set max_block_vol here (previously in zr36050_init, moved
* here for consistency with zr36060 code */
* here for consistency with zr36060 code */
zr36050_write(ptr, ZR050_MBCV, ptr->max_block_vol);
return 0;
}
/* additional control functions */
static int
zr36050_control (struct videocodec *codec,
int type,
int size,
void *data)
static int zr36050_control(struct videocodec *codec, int type, int size, void *data)
{
struct zr36050 *ptr = (struct zr36050 *) codec->data;
int *ival = (int *) data;
struct zr36050 *ptr = (struct zr36050 *)codec->data;
int *ival = (int *)data;
dprintk(2, "%s: control %d call with %d byte\n", ptr->name, type,
size);
@@ -760,8 +714,7 @@ zr36050_control (struct videocodec *codec,
Deinitializes Zoran's JPEG processor
========================================================================= */
static int
zr36050_unset (struct videocodec *codec)
static int zr36050_unset(struct videocodec *codec)
{
struct zr36050 *ptr = codec->data;
@@ -789,8 +742,7 @@ zr36050_unset (struct videocodec *codec)
(the given size is determined by the processor with the video interface)
========================================================================= */
static int
zr36050_setup (struct videocodec *codec)
static int zr36050_setup(struct videocodec *codec)
{
struct zr36050 *ptr;
int res;
@@ -805,7 +757,7 @@ zr36050_setup (struct videocodec *codec)
}
//mem structure init
codec->data = ptr = kzalloc(sizeof(struct zr36050), GFP_KERNEL);
if (NULL == ptr) {
if (!ptr) {
dprintk(1, KERN_ERR "zr36050: Can't get enough memory!\n");
return -ENOMEM;
}
@@ -868,16 +820,14 @@ static const struct videocodec zr36050_codec = {
HOOK IN DRIVER AS KERNEL MODULE
========================================================================= */
static int __init
zr36050_init_module (void)
static int __init zr36050_init_module(void)
{
//dprintk(1, "ZR36050 driver %s\n",ZR050_VERSION);
zr36050_codecs = 0;
return videocodec_register(&zr36050_codec);
}
static void __exit
zr36050_cleanup_module (void)
static void __exit zr36050_cleanup_module(void)
{
if (zr36050_codecs) {
dprintk(1,

26
drivers/staging/media/zoran/zr36050.h
View File

@@ -1,23 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Zoran ZR36050 basic configuration functions - header file
*
* Copyright (C) 2001 Wolfgang Scherr <scherr@net4you.at>
*
* $Id: zr36050.h,v 1.1.2.2 2003/01/14 21:18:22 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
#ifndef ZR36050_H
@@ -85,10 +70,10 @@ struct zr36050 {
#define ZR050_ACT_MH 0x01b
#define ZR050_ACT_ML 0x01c
#define ZR050_ACT_LO 0x01d
#define ZR050_ACV_TRUN_HI 0x01e
#define ZR050_ACV_TRUN_MH 0x01f
#define ZR050_ACV_TRUN_ML 0x020
#define ZR050_ACV_TRUN_LO 0x021
#define ZR050_ACV_TURN_HI 0x01e
#define ZR050_ACV_TURN_MH 0x01f
#define ZR050_ACV_TURN_ML 0x020
#define ZR050_ACV_TURN_LO 0x021
#define ZR050_STATUS_0 0x02e
#define ZR050_STATUS_1 0x02f
@@ -145,7 +130,6 @@ struct zr36050 {
#define ZR050_OP_NSCN_8 0xE0
#define ZR050_OP_OVF 0x10
/* zr36050 markers-enable register bits */
#define ZR050_ME_APP 0x80

96
drivers/staging/media/zoran/zr36057.h
View File

@@ -1,41 +1,31 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* zr36057.h - zr36057 register offsets
*
* Copyright (C) 1998 Dave Perks <dperks@ibm.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _ZR36057_H_
#define _ZR36057_H_
/* Zoran ZR36057 registers */
#define ZR36057_VFEHCR 0x000 /* Video Front End, Horizontal Configuration Register */
#define ZR36057_VFEHCR_HSPol (1<<30)
#define ZR36057_VFEHCR_HSPol BIT(30)
#define ZR36057_VFEHCR_HStart 10
#define ZR36057_VFEHCR_HEnd 0
#define ZR36057_VFEHCR_Hmask 0x3ff
#define ZR36057_VFEVCR 0x004 /* Video Front End, Vertical Configuration Register */
#define ZR36057_VFEVCR_VSPol (1<<30)
#define ZR36057_VFEVCR_VSPol BIT(30)
#define ZR36057_VFEVCR_VStart 10
#define ZR36057_VFEVCR_VEnd 0
#define ZR36057_VFEVCR_Vmask 0x3ff
#define ZR36057_VFESPFR 0x008 /* Video Front End, Scaler and Pixel Format Register */
#define ZR36057_VFESPFR_ExtFl (1<<26)
#define ZR36057_VFESPFR_TopField (1<<25)
#define ZR36057_VFESPFR_VCLKPol (1<<24)
#define ZR36057_VFESPFR_ExtFl BIT(26)
#define ZR36057_VFESPFR_TopField BIT(25)
#define ZR36057_VFESPFR_VCLKPol BIT(24)
#define ZR36057_VFESPFR_HFilter 21
#define ZR36057_VFESPFR_HorDcm 14
#define ZR36057_VFESPFR_VerDcm 8
@@ -54,14 +44,14 @@
#define ZR36057_VSSFGR 0x014 /* Video Stride, Status, and Frame Grab Register */
#define ZR36057_VSSFGR_DispStride 16
#define ZR36057_VSSFGR_VidOvf (1<<8)
#define ZR36057_VSSFGR_SnapShot (1<<1)
#define ZR36057_VSSFGR_FrameGrab (1<<0)
#define ZR36057_VSSFGR_VidOvf BIT(8)
#define ZR36057_VSSFGR_SnapShot BIT(1)
#define ZR36057_VSSFGR_FrameGrab BIT(0)
#define ZR36057_VDCR 0x018 /* Video Display Configuration Register */
#define ZR36057_VDCR_VidEn (1<<31)
#define ZR36057_VDCR_VidEn BIT(31)
#define ZR36057_VDCR_MinPix 24
#define ZR36057_VDCR_Triton (1<<24)
#define ZR36057_VDCR_Triton BIT(24)
#define ZR36057_VDCR_VidWinHt 12
#define ZR36057_VDCR_VidWinWid 0
@@ -70,60 +60,60 @@
#define ZR36057_MMBR 0x020 /* Masking Map "Bottom" Register */
#define ZR36057_OCR 0x024 /* Overlay Control Register */
#define ZR36057_OCR_OvlEnable (1 << 15)
#define ZR36057_OCR_OvlEnable BIT(15)
#define ZR36057_OCR_MaskStride 0
#define ZR36057_SPGPPCR 0x028 /* System, PCI, and General Purpose Pins Control Register */
#define ZR36057_SPGPPCR_SoftReset (1<<24)
#define ZR36057_SPGPPCR_SoftReset BIT(24)
#define ZR36057_GPPGCR1 0x02c /* General Purpose Pins and GuestBus Control Register (1) */
#define ZR36057_MCSAR 0x030 /* MPEG Code Source Address Register */
#define ZR36057_MCTCR 0x034 /* MPEG Code Transfer Control Register */
#define ZR36057_MCTCR_CodTime (1 << 30)
#define ZR36057_MCTCR_CEmpty (1 << 29)
#define ZR36057_MCTCR_CFlush (1 << 28)
#define ZR36057_MCTCR_CodTime BIT(30)
#define ZR36057_MCTCR_CEmpty BIT(29)
#define ZR36057_MCTCR_CFlush BIT(28)
#define ZR36057_MCTCR_CodGuestID 20
#define ZR36057_MCTCR_CodGuestReg 16
#define ZR36057_MCMPR 0x038 /* MPEG Code Memory Pointer Register */
#define ZR36057_ISR 0x03c /* Interrupt Status Register */
#define ZR36057_ISR_GIRQ1 (1<<30)
#define ZR36057_ISR_GIRQ0 (1<<29)
#define ZR36057_ISR_CodRepIRQ (1<<28)
#define ZR36057_ISR_JPEGRepIRQ (1<<27)
#define ZR36057_ISR_GIRQ1 BIT(30)
#define ZR36057_ISR_GIRQ0 BIT(29)
#define ZR36057_ISR_CodRepIRQ BIT(28)
#define ZR36057_ISR_JPEGRepIRQ BIT(27)
#define ZR36057_ICR 0x040 /* Interrupt Control Register */
#define ZR36057_ICR_GIRQ1 (1<<30)
#define ZR36057_ICR_GIRQ0 (1<<29)
#define ZR36057_ICR_CodRepIRQ (1<<28)
#define ZR36057_ICR_JPEGRepIRQ (1<<27)
#define ZR36057_ICR_IntPinEn (1<<24)
#define ZR36057_ICR_GIRQ1 BIT(30)
#define ZR36057_ICR_GIRQ0 BIT(29)
#define ZR36057_ICR_CodRepIRQ BIT(28)
#define ZR36057_ICR_JPEGRepIRQ BIT(27)
#define ZR36057_ICR_IntPinEn BIT(24)
#define ZR36057_I2CBR 0x044 /* I2C Bus Register */
#define ZR36057_I2CBR_SDA (1<<1)
#define ZR36057_I2CBR_SCL (1<<0)
#define ZR36057_I2CBR_SDA BIT(1)
#define ZR36057_I2CBR_SCL BIT(0)
#define ZR36057_JMC 0x100 /* JPEG Mode and Control */
#define ZR36057_JMC_JPG (1 << 31)
#define ZR36057_JMC_JPG BIT(31)
#define ZR36057_JMC_JPGExpMode (0 << 29)
#define ZR36057_JMC_JPGCmpMode (1 << 29)
#define ZR36057_JMC_JPGCmpMode BIT(29)
#define ZR36057_JMC_MJPGExpMode (2 << 29)
#define ZR36057_JMC_MJPGCmpMode (3 << 29)
#define ZR36057_JMC_RTBUSY_FB (1 << 6)
#define ZR36057_JMC_Go_en (1 << 5)
#define ZR36057_JMC_SyncMstr (1 << 4)
#define ZR36057_JMC_Fld_per_buff (1 << 3)
#define ZR36057_JMC_VFIFO_FB (1 << 2)
#define ZR36057_JMC_CFIFO_FB (1 << 1)
#define ZR36057_JMC_Stll_LitEndian (1 << 0)
#define ZR36057_JMC_RTBUSY_FB BIT(6)
#define ZR36057_JMC_Go_en BIT(5)
#define ZR36057_JMC_SyncMstr BIT(4)
#define ZR36057_JMC_Fld_per_buff BIT(3)
#define ZR36057_JMC_VFIFO_FB BIT(2)
#define ZR36057_JMC_CFIFO_FB BIT(1)
#define ZR36057_JMC_Stll_LitEndian BIT(0)
#define ZR36057_JPC 0x104 /* JPEG Process Control */
#define ZR36057_JPC_P_Reset (1 << 7)
#define ZR36057_JPC_CodTrnsEn (1 << 5)
#define ZR36057_JPC_Active (1 << 0)
#define ZR36057_JPC_P_Reset BIT(7)
#define ZR36057_JPC_CodTrnsEn BIT(5)
#define ZR36057_JPC_Active BIT(0)
#define ZR36057_VSP 0x108 /* Vertical Sync Parameters */
#define ZR36057_VSP_VsyncSize 16
@@ -142,7 +132,7 @@
#define ZR36057_FVAP_PAY 0
#define ZR36057_FPP 0x118 /* Field Process Parameters */
#define ZR36057_FPP_Odd_Even (1 << 0)
#define ZR36057_FPP_Odd_Even BIT(0)
#define ZR36057_JCBA 0x11c /* JPEG Code Base Address */
@@ -155,9 +145,9 @@
#define ZR36057_GCR2 0x12c /* GuestBus Control Register (2) */
#define ZR36057_POR 0x200 /* Post Office Register */
#define ZR36057_POR_POPen (1<<25)
#define ZR36057_POR_POTime (1<<24)
#define ZR36057_POR_PODir (1<<23)
#define ZR36057_POR_POPen BIT(25)
#define ZR36057_POR_POTime BIT(24)
#define ZR36057_POR_PODir BIT(23)
#define ZR36057_STR 0x300 /* "Still" Transfer Register */

314
drivers/staging/media/zoran/zr36060.c
View File

@@ -1,23 +1,8 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Zoran ZR36060 basic configuration functions
*
* Copyright (C) 2002 Laurent Pinchart <laurent.pinchart@skynet.be>
*
* $Id: zr36060.c,v 1.1.2.22 2003/05/06 09:35:36 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
#define ZR060_VERSION "v0.7"
@@ -31,7 +16,7 @@
#include <linux/wait.h>
/* I/O commands, error codes */
#include <asm/io.h>
#include <linux/io.h>
/* headerfile of this module */
#include "zr36060.h"
@@ -39,8 +24,7 @@
/* codec io API */
#include "videocodec.h"
/* it doesn't make sense to have more than 20 or so,
just to prevent some unwanted loops */
/* it doesn't make sense to have more than 20 or so, just to prevent some unwanted loops */
#define MAX_CODECS 20
/* amount of chips attached via this driver */
@@ -62,38 +46,28 @@ MODULE_PARM_DESC(debug, "Debug level (0-4)");
} while (0)
/* =========================================================================
Local hardware I/O functions:
* Local hardware I/O functions:
* read/write via codec layer (registers are located in the master device)
* =========================================================================
*/
read/write via codec layer (registers are located in the master device)
========================================================================= */
/* read and write functions */
static u8
zr36060_read (struct zr36060 *ptr,
u16 reg)
static u8 zr36060_read(struct zr36060 *ptr, u16 reg)
{
u8 value = 0;
// just in case something is wrong...
if (ptr->codec->master_data->readreg)
value = (ptr->codec->master_data->readreg(ptr->codec,
reg)) & 0xff;
value = (ptr->codec->master_data->readreg(ptr->codec, reg)) & 0xff;
else
dprintk(1,
KERN_ERR "%s: invalid I/O setup, nothing read!\n",
ptr->name);
//dprintk(4, "%s: reading from 0x%04x: %02x\n",ptr->name,reg,value);
return value;
}
static void
zr36060_write(struct zr36060 *ptr,
u16 reg,
u8 value)
static void zr36060_write(struct zr36060 *ptr, u16 reg, u8 value)
{
//dprintk(4, "%s: writing 0x%02x to 0x%04x\n",ptr->name,value,reg);
dprintk(4, "0x%02x @0x%04x\n", value, reg);
// just in case something is wrong...
@@ -107,14 +81,13 @@ zr36060_write(struct zr36060 *ptr,
}
/* =========================================================================
Local helper function:
status read
========================================================================= */
* Local helper function:
* status read
* =========================================================================
*/
/* status is kept in datastructure */
static u8
zr36060_read_status (struct zr36060 *ptr)
static u8 zr36060_read_status(struct zr36060 *ptr)
{
ptr->status = zr36060_read(ptr, ZR060_CFSR);
@@ -122,15 +95,8 @@ zr36060_read_status (struct zr36060 *ptr)
return ptr->status;
}
/* =========================================================================
Local helper function:
scale factor read
========================================================================= */
/* scale factor is kept in datastructure */
static u16
zr36060_read_scalefactor (struct zr36060 *ptr)
static u16 zr36060_read_scalefactor(struct zr36060 *ptr)
{
ptr->scalefact = (zr36060_read(ptr, ZR060_SF_HI) << 8) |
(zr36060_read(ptr, ZR060_SF_LO) & 0xFF);
@@ -140,14 +106,8 @@ zr36060_read_scalefactor (struct zr36060 *ptr)
return ptr->scalefact;
}
/* =========================================================================
Local helper function:
wait if codec is ready to proceed (end of processing) or time is over
========================================================================= */
static void
zr36060_wait_end (struct zr36060 *ptr)
/* wait if codec is ready to proceed (end of processing) or time is over */
static void zr36060_wait_end(struct zr36060 *ptr)
{
int i = 0;
@@ -162,14 +122,8 @@ zr36060_wait_end (struct zr36060 *ptr)
}
}
/* =========================================================================
Local helper function:
basic test of "connectivity", writes/reads to/from memory the SOF marker
========================================================================= */
static int
zr36060_basic_test (struct zr36060 *ptr)
/* Basic test of "connectivity", writes/reads to/from memory the SOF marker */
static int zr36060_basic_test(struct zr36060 *ptr)
{
if ((zr36060_read(ptr, ZR060_IDR_DEV) != 0x33) &&
(zr36060_read(ptr, ZR060_IDR_REV) != 0x01)) {
@@ -192,40 +146,29 @@ zr36060_basic_test (struct zr36060 *ptr)
return 0; /* looks good! */
}
/* =========================================================================
Local helper function:
simple loop for pushing the init datasets
========================================================================= */
static int
zr36060_pushit (struct zr36060 *ptr,
u16 startreg,
u16 len,
const char *data)
/* simple loop for pushing the init datasets */
static int zr36060_pushit(struct zr36060 *ptr, u16 startreg, u16 len, const char *data)
{
int i = 0;
dprintk(4, "%s: write data block to 0x%04x (len=%d)\n", ptr->name,
startreg, len);
while (i < len) {
while (i < len)
zr36060_write(ptr, startreg++, data[i++]);
}
return i;
}
/* =========================================================================
Basic datasets:
jpeg baseline setup data (you find it on lots places in internet, or just
extract it from any regular .jpg image...)
Could be variable, but until it's not needed it they are just fixed to save
memory. Otherwise expand zr36060 structure with arrays, push the values to
it and initialize from there, as e.g. the linux zr36057/60 driver does it.
========================================================================= */
* Basic datasets:
* jpeg baseline setup data (you find it on lots places in internet, or just
* extract it from any regular .jpg image...)
*
* Could be variable, but until it's not needed it they are just fixed to save
* memory. Otherwise expand zr36060 structure with arrays, push the values to
* it and initialize from there, as e.g. the linux zr36057/60 driver does it.
* =========================================================================
*/
static const char zr36060_dqt[0x86] = {
0xff, 0xdb, //Marker: DQT
0x00, 0x84, //Length: 2*65+2
@@ -317,20 +260,8 @@ static const char zr36060_ta[8] = { 0, 1, 1, 0, 0, 0, 0, 0 }; //table idx's AC
static const char zr36060_decimation_h[8] = { 2, 1, 1, 0, 0, 0, 0, 0 };
static const char zr36060_decimation_v[8] = { 1, 1, 1, 0, 0, 0, 0, 0 };
/* =========================================================================
Local helper functions:
calculation and setup of parameter-dependent JPEG baseline segments
(needed for compression only)
========================================================================= */
/* ------------------------------------------------------------------------- */
/* SOF (start of frame) segment depends on width, height and sampling ratio
of each color component */
static int
zr36060_set_sof (struct zr36060 *ptr)
/* SOF (start of frame) segment depends on width, height and sampling ratio of each color component */
static int zr36060_set_sof(struct zr36060 *ptr)
{
char sof_data[34]; // max. size of register set
int i;
@@ -357,13 +288,8 @@ zr36060_set_sof (struct zr36060 *ptr)
(3 * NO_OF_COMPONENTS) + 10, sof_data);
}
/* ------------------------------------------------------------------------- */
/* SOS (start of scan) segment depends on the used scan components
of each color component */
static int
zr36060_set_sos (struct zr36060 *ptr)
/* SOS (start of scan) segment depends on the used scan components of each color component */
static int zr36060_set_sos(struct zr36060 *ptr)
{
char sos_data[16]; // max. size of register set
int i;
@@ -387,12 +313,8 @@ zr36060_set_sos (struct zr36060 *ptr)
sos_data);
}
/* ------------------------------------------------------------------------- */
/* DRI (define restart interval) */
static int
zr36060_set_dri (struct zr36060 *ptr)
static int zr36060_set_dri(struct zr36060 *ptr)
{
char dri_data[6]; // max. size of register set
@@ -406,16 +328,10 @@ zr36060_set_dri (struct zr36060 *ptr)
return zr36060_pushit(ptr, ZR060_DRI_IDX, 6, dri_data);
}
/* =========================================================================
Setup function:
Setup compression/decompression of Zoran's JPEG processor
( see also zoran 36060 manual )
... sorry for the spaghetti code ...
========================================================================= */
static void
zr36060_init (struct zr36060 *ptr)
/* Setup compression/decompression of Zoran's JPEG processor ( see also zoran 36060 manual )
* ... sorry for the spaghetti code ...
*/
static void zr36060_init(struct zr36060 *ptr)
{
int sum = 0;
long bitcnt, tmp;
@@ -430,9 +346,7 @@ zr36060_init (struct zr36060 *ptr)
/* Compression with or without variable scale factor */
/*FIXME: What about ptr->bitrate_ctrl? */
zr36060_write(ptr, ZR060_CMR,
ZR060_CMR_Comp | ZR060_CMR_Pass2 |
ZR060_CMR_BRB);
zr36060_write(ptr, ZR060_CMR, ZR060_CMR_Comp | ZR060_CMR_Pass2 | ZR060_CMR_BRB);
/* Must be zero */
zr36060_write(ptr, ZR060_MBZ, 0x00);
@@ -455,26 +369,19 @@ zr36060_init (struct zr36060 *ptr)
sum += zr36060_set_sos(ptr);
sum += zr36060_set_dri(ptr);
/* setup the fixed jpeg tables - maybe variable, though -
* (see table init section above) */
sum +=
zr36060_pushit(ptr, ZR060_DQT_IDX, sizeof(zr36060_dqt),
zr36060_dqt);
sum +=
zr36060_pushit(ptr, ZR060_DHT_IDX, sizeof(zr36060_dht),
zr36060_dht);
/* setup the fixed jpeg tables - maybe variable, though - (see table init section above) */
sum += zr36060_pushit(ptr, ZR060_DQT_IDX, sizeof(zr36060_dqt), zr36060_dqt);
sum += zr36060_pushit(ptr, ZR060_DHT_IDX, sizeof(zr36060_dht), zr36060_dht);
zr36060_write(ptr, ZR060_APP_IDX, 0xff);
zr36060_write(ptr, ZR060_APP_IDX + 1, 0xe0 + ptr->app.appn);
zr36060_write(ptr, ZR060_APP_IDX + 2, 0x00);
zr36060_write(ptr, ZR060_APP_IDX + 3, ptr->app.len + 2);
sum += zr36060_pushit(ptr, ZR060_APP_IDX + 4, 60,
ptr->app.data) + 4;
sum += zr36060_pushit(ptr, ZR060_APP_IDX + 4, 60, ptr->app.data) + 4;
zr36060_write(ptr, ZR060_COM_IDX, 0xff);
zr36060_write(ptr, ZR060_COM_IDX + 1, 0xfe);
zr36060_write(ptr, ZR060_COM_IDX + 2, 0x00);
zr36060_write(ptr, ZR060_COM_IDX + 3, ptr->com.len + 2);
sum += zr36060_pushit(ptr, ZR060_COM_IDX + 4, 60,
ptr->com.data) + 4;
sum += zr36060_pushit(ptr, ZR060_COM_IDX + 4, 60, ptr->com.data) + 4;
/* setup misc. data for compression (target code sizes) */
@@ -536,10 +443,8 @@ zr36060_init (struct zr36060 *ptr)
/* setup misc. data for expansion */
zr36060_write(ptr, ZR060_MER, 0);
/* setup the fixed jpeg tables - maybe variable, though -
* (see table init section above) */
zr36060_pushit(ptr, ZR060_DHT_IDX, sizeof(zr36060_dht),
zr36060_dht);
/* setup the fixed jpeg tables - maybe variable, though - (see table init section above) */
zr36060_pushit(ptr, ZR060_DHT_IDX, sizeof(zr36060_dht), zr36060_dht);
/* Setup the Video Frontend */
//zr36060_write(ptr, ZR060_VCR, ZR060_VCR_FIExt);
@@ -548,11 +453,9 @@ zr36060_init (struct zr36060 *ptr)
}
/* Load the tables */
zr36060_write(ptr, ZR060_LOAD,
ZR060_LOAD_SyncRst | ZR060_LOAD_Load);
zr36060_write(ptr, ZR060_LOAD, ZR060_LOAD_SyncRst | ZR060_LOAD_Load);
zr36060_wait_end(ptr);
dprintk(2, "%s: Status after table preload: 0x%02x\n", ptr->name,
ptr->status);
dprintk(2, "%s: Status after table preload: 0x%02x\n", ptr->name, ptr->status);
if (ptr->status & ZR060_CFSR_Busy) {
dprintk(1, KERN_ERR "%s: init aborted!\n", ptr->name);
@@ -561,22 +464,21 @@ zr36060_init (struct zr36060 *ptr)
}
/* =========================================================================
CODEC API FUNCTIONS
* CODEC API FUNCTIONS
* this functions are accessed by the master via the API structure
* =========================================================================
*/
this functions are accessed by the master via the API structure
========================================================================= */
/* set compression/expansion mode and launches codec -
this should be the last call from the master before starting processing */
static int
zr36060_set_mode (struct videocodec *codec,
int mode)
/* set compressiion/expansion mode and launches codec -
* this should be the last call from the master before starting processing
*/
static int zr36060_set_mode(struct videocodec *codec, int mode)
{
struct zr36060 *ptr = (struct zr36060 *) codec->data;
struct zr36060 *ptr = (struct zr36060 *)codec->data;
dprintk(2, "%s: set_mode %d call\n", ptr->name, mode);
if ((mode != CODEC_DO_EXPANSION) && (mode != CODEC_DO_COMPRESSION))
if (mode != CODEC_DO_EXPANSION && mode != CODEC_DO_COMPRESSION)
return -EINVAL;
ptr->mode = mode;
@@ -586,13 +488,10 @@ zr36060_set_mode (struct videocodec *codec,
}
/* set picture size (norm is ignored as the codec doesn't know about it) */
static int
zr36060_set_video (struct videocodec *codec,
struct tvnorm *norm,
struct vfe_settings *cap,
struct vfe_polarity *pol)
static int zr36060_set_video(struct videocodec *codec, struct tvnorm *norm,
struct vfe_settings *cap, struct vfe_polarity *pol)
{
struct zr36060 *ptr = (struct zr36060 *) codec->data;
struct zr36060 *ptr = (struct zr36060 *)codec->data;
u32 reg;
int size;
@@ -601,7 +500,8 @@ zr36060_set_video (struct videocodec *codec,
/* if () return -EINVAL;
* trust the master driver that it knows what it does - so
* we allow invalid startx/y and norm for now ... */
* we allow invalid startx/y and norm for now ...
*/
ptr->width = cap->width / (cap->decimation & 0xff);
ptr->height = cap->height / (cap->decimation >> 8);
@@ -611,7 +511,7 @@ zr36060_set_video (struct videocodec *codec,
* meaning of their zr360x7 counterparts with the same names
* N.b. for VSPol this is only true if FIVEdge = 0 (default,
* left unchanged here - in accordance with datasheet).
*/
*/
reg = (!pol->vsync_pol ? ZR060_VPR_VSPol : 0)
| (!pol->hsync_pol ? ZR060_VPR_HSPol : 0)
| (pol->field_pol ? ZR060_VPR_FIPol : 0)
@@ -725,7 +625,8 @@ zr36060_set_video (struct videocodec *codec,
* ratio 1:2. Setting low_bitrate (insmod option) sets
* it to 1:4 (instead of 1:2, zr36060 max) as limit because the
* buz can't handle more at decimation=1... Use low_bitrate if
* you have a Buz, unless you know what you're doing */
* you have a Buz, unless you know what you're doing
*/
size = size * cap->quality / (low_bitrate ? 400 : 200);
/* Lower limit (arbitrary, 1 KB) */
if (size < 8192)
@@ -738,7 +639,8 @@ zr36060_set_video (struct videocodec *codec,
/* the MBCVR is the *maximum* block volume, according to the
* JPEG ISO specs, this shouldn't be used, since that allows
* for the best encoding quality. So set it to it's max value */
* for the best encoding quality. So set it to it's max value
*/
reg = ptr->max_block_vol;
zr36060_write(ptr, ZR060_MBCVR, reg);
@@ -746,14 +648,10 @@ zr36060_set_video (struct videocodec *codec,
}
/* additional control functions */
static int
zr36060_control (struct videocodec *codec,
int type,
int size,
void *data)
static int zr36060_control(struct videocodec *codec, int type, int size, void *data)
{
struct zr36060 *ptr = (struct zr36060 *) codec->data;
int *ival = (int *) data;
struct zr36060 *ptr = (struct zr36060 *)codec->data;
int *ival = (int *)data;
dprintk(2, "%s: control %d call with %d byte\n", ptr->name, type,
size);
@@ -862,21 +760,18 @@ zr36060_control (struct videocodec *codec,
}
/* =========================================================================
Exit and unregister function:
Deinitializes Zoran's JPEG processor
========================================================================= */
static int
zr36060_unset (struct videocodec *codec)
* Exit and unregister function:
* Deinitializes Zoran's JPEG processor
* =========================================================================
*/
static int zr36060_unset(struct videocodec *codec)
{
struct zr36060 *ptr = codec->data;
if (ptr) {
/* do wee need some codec deinit here, too ???? */
dprintk(1, "%s: finished codec #%d\n", ptr->name,
ptr->num);
dprintk(1, "%s: finished codec #%d\n", ptr->name, ptr->num);
kfree(ptr);
codec->data = NULL;
@@ -888,22 +783,18 @@ zr36060_unset (struct videocodec *codec)
}
/* =========================================================================
Setup and registry function:
Initializes Zoran's JPEG processor
Also sets pixel size, average code size, mode (compr./decompr.)
(the given size is determined by the processor with the video interface)
========================================================================= */
static int
zr36060_setup (struct videocodec *codec)
* Setup and registry function:
* Initializes Zoran's JPEG processor
* Also sets pixel size, average code size, mode (compr./decompr.)
* (the given size is determined by the processor with the video interface)
* =========================================================================
*/
static int zr36060_setup(struct videocodec *codec)
{
struct zr36060 *ptr;
int res;
dprintk(2, "zr36060: initializing MJPEG subsystem #%d.\n",
zr36060_codecs);
dprintk(2, "zr36060: initializing MJPEG subsystem #%d.\n", zr36060_codecs);
if (zr36060_codecs == MAX_CODECS) {
dprintk(1,
@@ -911,14 +802,11 @@ zr36060_setup (struct videocodec *codec)
return -ENOSPC;
}
//mem structure init
codec->data = ptr = kzalloc(sizeof(struct zr36060), GFP_KERNEL);
if (NULL == ptr) {
dprintk(1, KERN_ERR "zr36060: Can't get enough memory!\n");
codec->data = ptr = kzalloc(sizeof(*ptr), GFP_KERNEL);
if (!ptr)
return -ENOMEM;
}
snprintf(ptr->name, sizeof(ptr->name), "zr36060[%d]",
zr36060_codecs);
snprintf(ptr->name, sizeof(ptr->name), "zr36060[%d]", zr36060_codecs);
ptr->num = zr36060_codecs++;
ptr->codec = codec;
@@ -932,8 +820,7 @@ zr36060_setup (struct videocodec *codec)
memcpy(ptr->h_samp_ratio, zr36060_decimation_h, 8);
memcpy(ptr->v_samp_ratio, zr36060_decimation_v, 8);
ptr->bitrate_ctrl = 0; /* 0 or 1 - fixed file size flag
* (what is the difference?) */
ptr->bitrate_ctrl = 0; /* 0 or 1 - fixed file size flag (what is the difference?) */
ptr->mode = CODEC_DO_COMPRESSION;
ptr->width = 384;
ptr->height = 288;
@@ -950,8 +837,7 @@ zr36060_setup (struct videocodec *codec)
zr36060_init(ptr);
dprintk(1, KERN_INFO "%s: codec attached and running\n",
ptr->name);
dprintk(1, KERN_INFO "%s: codec attached and running\n", ptr->name);
return 0;
}
@@ -972,20 +858,13 @@ static const struct videocodec zr36060_codec = {
// others are not used
};
/* =========================================================================
HOOK IN DRIVER AS KERNEL MODULE
========================================================================= */
static int __init
zr36060_init_module (void)
static int __init zr36060_init_module(void)
{
//dprintk(1, "zr36060 driver %s\n",ZR060_VERSION);
zr36060_codecs = 0;
return videocodec_register(&zr36060_codec);
}
static void __exit
zr36060_cleanup_module (void)
static void __exit zr36060_cleanup_module(void)
{
if (zr36060_codecs) {
dprintk(1,
@@ -1001,6 +880,5 @@ module_init(zr36060_init_module);
module_exit(zr36060_cleanup_module);
MODULE_AUTHOR("Laurent Pinchart <laurent.pinchart@skynet.be>");
MODULE_DESCRIPTION("Driver module for ZR36060 jpeg processors "
ZR060_VERSION);
MODULE_DESCRIPTION("Driver module for ZR36060 jpeg processors " ZR060_VERSION);
MODULE_LICENSE("GPL");

111
drivers/staging/media/zoran/zr36060.h
View File

@@ -1,23 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Zoran ZR36060 basic configuration functions - header file
*
* Copyright (C) 2002 Laurent Pinchart <laurent.pinchart@skynet.be>
*
* $Id: zr36060.h,v 1.1.1.1.2.3 2003/01/14 21:18:47 rbultje Exp $
*
* ------------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ------------------------------------------------------------------------
*/
#ifndef ZR36060_H
@@ -86,10 +71,10 @@ struct zr36060 {
#define ZR060_ACT_MH 0x01b
#define ZR060_ACT_ML 0x01c
#define ZR060_ACT_LO 0x01d
#define ZR060_ACV_TRUN_HI 0x01e
#define ZR060_ACV_TRUN_MH 0x01f
#define ZR060_ACV_TRUN_ML 0x020
#define ZR060_ACV_TRUN_LO 0x021
#define ZR060_ACV_TURN_HI 0x01e
#define ZR060_ACV_TURN_MH 0x01f
#define ZR060_ACV_TURN_ML 0x020
#define ZR060_ACV_TURN_LO 0x021
#define ZR060_IDR_DEV 0x022
#define ZR060_IDR_REV 0x023
#define ZR060_TCR_HI 0x024
@@ -139,78 +124,78 @@ struct zr36060 {
/* ZR36060 LOAD register bits */
#define ZR060_LOAD_Load (1 << 7)
#define ZR060_LOAD_SyncRst (1 << 0)
#define ZR060_LOAD_Load BIT(7)
#define ZR060_LOAD_SyncRst BIT(0)
/* ZR36060 Code FIFO Status register bits */
#define ZR060_CFSR_Busy (1 << 7)
#define ZR060_CFSR_CBusy (1 << 2)
#define ZR060_CFSR_Busy BIT(7)
#define ZR060_CFSR_CBusy BIT(2)
#define ZR060_CFSR_CFIFO (3 << 0)
/* ZR36060 Code Interface register */
#define ZR060_CIR_Code16 (1 << 7)
#define ZR060_CIR_Endian (1 << 6)
#define ZR060_CIR_CFIS (1 << 2)
#define ZR060_CIR_CodeMstr (1 << 0)
#define ZR060_CIR_Code16 BIT(7)
#define ZR060_CIR_Endian BIT(6)
#define ZR060_CIR_CFIS BIT(2)
#define ZR060_CIR_CodeMstr BIT(0)
/* ZR36060 Codec Mode register */
#define ZR060_CMR_Comp (1 << 7)
#define ZR060_CMR_ATP (1 << 6)
#define ZR060_CMR_Pass2 (1 << 5)
#define ZR060_CMR_TLM (1 << 4)
#define ZR060_CMR_BRB (1 << 2)
#define ZR060_CMR_FSF (1 << 1)
#define ZR060_CMR_Comp BIT(7)
#define ZR060_CMR_ATP BIT(6)
#define ZR060_CMR_Pass2 BIT(5)
#define ZR060_CMR_TLM BIT(4)
#define ZR060_CMR_BRB BIT(2)
#define ZR060_CMR_FSF BIT(1)
/* ZR36060 Markers Enable register */
#define ZR060_MER_App (1 << 7)
#define ZR060_MER_Com (1 << 6)
#define ZR060_MER_DRI (1 << 5)
#define ZR060_MER_DQT (1 << 4)
#define ZR060_MER_DHT (1 << 3)
#define ZR060_MER_App BIT(7)
#define ZR060_MER_Com BIT(6)
#define ZR060_MER_DRI BIT(5)
#define ZR060_MER_DQT BIT(4)
#define ZR060_MER_DHT BIT(3)
/* ZR36060 Interrupt Mask register */
#define ZR060_IMR_EOAV (1 << 3)
#define ZR060_IMR_EOI (1 << 2)
#define ZR060_IMR_End (1 << 1)
#define ZR060_IMR_DataErr (1 << 0)
#define ZR060_IMR_EOAV BIT(3)
#define ZR060_IMR_EOI BIT(2)
#define ZR060_IMR_End BIT(1)
#define ZR060_IMR_DataErr BIT(0)
/* ZR36060 Interrupt Status register */
#define ZR060_ISR_ProCnt (3 << 6)
#define ZR060_ISR_EOAV (1 << 3)
#define ZR060_ISR_EOI (1 << 2)
#define ZR060_ISR_End (1 << 1)
#define ZR060_ISR_DataErr (1 << 0)
#define ZR060_ISR_EOAV BIT(3)
#define ZR060_ISR_EOI BIT(2)
#define ZR060_ISR_End BIT(1)
#define ZR060_ISR_DataErr BIT(0)
/* ZR36060 Video Control register */
#define ZR060_VCR_Video8 (1 << 7)
#define ZR060_VCR_Range (1 << 6)
#define ZR060_VCR_FIDet (1 << 3)
#define ZR060_VCR_FIVedge (1 << 2)
#define ZR060_VCR_FIExt (1 << 1)
#define ZR060_VCR_SyncMstr (1 << 0)
#define ZR060_VCR_Video8 BIT(7)
#define ZR060_VCR_Range BIT(6)
#define ZR060_VCR_FIDet BIT(3)
#define ZR060_VCR_FIVedge BIT(2)
#define ZR060_VCR_FIExt BIT(1)
#define ZR060_VCR_SyncMstr BIT(0)
/* ZR36060 Video Polarity register */
#define ZR060_VPR_VCLKPol (1 << 7)
#define ZR060_VPR_PValPol (1 << 6)
#define ZR060_VPR_PoePol (1 << 5)
#define ZR060_VPR_SImgPol (1 << 4)
#define ZR060_VPR_BLPol (1 << 3)
#define ZR060_VPR_FIPol (1 << 2)
#define ZR060_VPR_HSPol (1 << 1)
#define ZR060_VPR_VSPol (1 << 0)
#define ZR060_VPR_VCLKPol BIT(7)
#define ZR060_VPR_PValPol BIT(6)
#define ZR060_VPR_PoePol BIT(5)
#define ZR060_VPR_SImgPol BIT(4)
#define ZR060_VPR_BLPol BIT(3)
#define ZR060_VPR_FIPol BIT(2)
#define ZR060_VPR_HSPol BIT(1)
#define ZR060_VPR_VSPol BIT(0)
/* ZR36060 Scaling register */
#define ZR060_SR_VScale (1 << 2)
#define ZR060_SR_HScale2 (1 << 0)
#define ZR060_SR_VScale BIT(2)
#define ZR060_SR_HScale2 BIT(0)
#define ZR060_SR_HScale4 (2 << 0)
#endif /*fndef ZR36060_H */