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drm/i915/gmbus: split out gmbus regs in a separate file

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Declutter i915_reg.h, and also observe very few places need the gmbus
register defitions.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/820807f404e548ab365b934d44f01b306eaa28c2.1661855191.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula
2022-08-30 13:27:57 +03:00
parent fe28c7c120
commit 51b072de8e
4 changed files with 74 additions and 64 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/i915/display/intel_gmbus.c
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@@ -37,6 +37,7 @@
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_gmbus.h"
#include "intel_gmbus_regs.h"
struct intel_gmbus {
struct i2c_adapter adapter;

71
drivers/gpu/drm/i915/display/intel_gmbus_regs.h Normal file
View File

@@ -0,0 +1,71 @@
/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2022 Intel Corporation
*/
#ifndef __INTEL_GMBUS_REGS_H__
#define __INTEL_GMBUS_REGS_H__
#include "i915_reg_defs.h"
#define GPIO(gpio) _MMIO(dev_priv->display.gmbus.mmio_base + 0x5010 + \
4 * (gpio))
# define GPIO_CLOCK_DIR_MASK (1 << 0)
# define GPIO_CLOCK_DIR_IN (0 << 1)
# define GPIO_CLOCK_DIR_OUT (1 << 1)
# define GPIO_CLOCK_VAL_MASK (1 << 2)
# define GPIO_CLOCK_VAL_OUT (1 << 3)
# define GPIO_CLOCK_VAL_IN (1 << 4)
# define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
# define GPIO_DATA_DIR_MASK (1 << 8)
# define GPIO_DATA_DIR_IN (0 << 9)
# define GPIO_DATA_DIR_OUT (1 << 9)
# define GPIO_DATA_VAL_MASK (1 << 10)
# define GPIO_DATA_VAL_OUT (1 << 11)
# define GPIO_DATA_VAL_IN (1 << 12)
# define GPIO_DATA_PULLUP_DISABLE (1 << 13)
#define GMBUS0 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5100) /* clock/port select */
#define GMBUS_AKSV_SELECT (1 << 11)
#define GMBUS_RATE_100KHZ (0 << 8)
#define GMBUS_RATE_50KHZ (1 << 8)
#define GMBUS_RATE_400KHZ (2 << 8) /* reserved on Pineview */
#define GMBUS_RATE_1MHZ (3 << 8) /* reserved on Pineview */
#define GMBUS_HOLD_EXT (1 << 7) /* 300ns hold time, rsvd on Pineview */
#define GMBUS_BYTE_CNT_OVERRIDE (1 << 6)
#define GMBUS1 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5104) /* command/status */
#define GMBUS_SW_CLR_INT (1 << 31)
#define GMBUS_SW_RDY (1 << 30)
#define GMBUS_ENT (1 << 29) /* enable timeout */
#define GMBUS_CYCLE_NONE (0 << 25)
#define GMBUS_CYCLE_WAIT (1 << 25)
#define GMBUS_CYCLE_INDEX (2 << 25)
#define GMBUS_CYCLE_STOP (4 << 25)
#define GMBUS_BYTE_COUNT_SHIFT 16
#define GMBUS_BYTE_COUNT_MAX 256U
#define GEN9_GMBUS_BYTE_COUNT_MAX 511U
#define GMBUS_SLAVE_INDEX_SHIFT 8
#define GMBUS_SLAVE_ADDR_SHIFT 1
#define GMBUS_SLAVE_READ (1 << 0)
#define GMBUS_SLAVE_WRITE (0 << 0)
#define GMBUS2 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5108) /* status */
#define GMBUS_INUSE (1 << 15)
#define GMBUS_HW_WAIT_PHASE (1 << 14)
#define GMBUS_STALL_TIMEOUT (1 << 13)
#define GMBUS_INT (1 << 12)
#define GMBUS_HW_RDY (1 << 11)
#define GMBUS_SATOER (1 << 10)
#define GMBUS_ACTIVE (1 << 9)
#define GMBUS3 _MMIO(dev_priv->display.gmbus.mmio_base + 0x510c) /* data buffer bytes 3-0 */
#define GMBUS4 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5110) /* interrupt mask (Pineview+) */
#define GMBUS_SLAVE_TIMEOUT_EN (1 << 4)
#define GMBUS_NAK_EN (1 << 3)
#define GMBUS_IDLE_EN (1 << 2)
#define GMBUS_HW_WAIT_EN (1 << 1)
#define GMBUS_HW_RDY_EN (1 << 0)
#define GMBUS5 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5120) /* byte index */
#define GMBUS_2BYTE_INDEX_EN (1 << 31)
#endif /* __INTEL_GMBUS_REGS_H__ */

3
drivers/gpu/drm/i915/gvt/edid.c
View File

@@ -32,9 +32,10 @@
*
*/
#include "display/intel_gmbus_regs.h"
#include "gvt.h"
#include "i915_drv.h"
#include "i915_reg.h"
#include "gvt.h"
#define GMBUS1_TOTAL_BYTES_SHIFT 16
#define GMBUS1_TOTAL_BYTES_MASK 0x1ff

63
drivers/gpu/drm/i915/i915_reg.h
View File

@@ -1461,69 +1461,6 @@
#define FBC_REND_NUKE REG_BIT(2)
#define FBC_REND_CACHE_CLEAN REG_BIT(1)
/*
* GPIO regs
*/
#define GPIO(gpio) _MMIO(dev_priv->display.gmbus.mmio_base + 0x5010 + \
4 * (gpio))
# define GPIO_CLOCK_DIR_MASK (1 << 0)
# define GPIO_CLOCK_DIR_IN (0 << 1)
# define GPIO_CLOCK_DIR_OUT (1 << 1)
# define GPIO_CLOCK_VAL_MASK (1 << 2)
# define GPIO_CLOCK_VAL_OUT (1 << 3)
# define GPIO_CLOCK_VAL_IN (1 << 4)
# define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
# define GPIO_DATA_DIR_MASK (1 << 8)
# define GPIO_DATA_DIR_IN (0 << 9)
# define GPIO_DATA_DIR_OUT (1 << 9)
# define GPIO_DATA_VAL_MASK (1 << 10)
# define GPIO_DATA_VAL_OUT (1 << 11)
# define GPIO_DATA_VAL_IN (1 << 12)
# define GPIO_DATA_PULLUP_DISABLE (1 << 13)
#define GMBUS0 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5100) /* clock/port select */
#define GMBUS_AKSV_SELECT (1 << 11)
#define GMBUS_RATE_100KHZ (0 << 8)
#define GMBUS_RATE_50KHZ (1 << 8)
#define GMBUS_RATE_400KHZ (2 << 8) /* reserved on Pineview */
#define GMBUS_RATE_1MHZ (3 << 8) /* reserved on Pineview */
#define GMBUS_HOLD_EXT (1 << 7) /* 300ns hold time, rsvd on Pineview */
#define GMBUS_BYTE_CNT_OVERRIDE (1 << 6)
#define GMBUS1 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5104) /* command/status */
#define GMBUS_SW_CLR_INT (1 << 31)
#define GMBUS_SW_RDY (1 << 30)
#define GMBUS_ENT (1 << 29) /* enable timeout */
#define GMBUS_CYCLE_NONE (0 << 25)
#define GMBUS_CYCLE_WAIT (1 << 25)
#define GMBUS_CYCLE_INDEX (2 << 25)
#define GMBUS_CYCLE_STOP (4 << 25)
#define GMBUS_BYTE_COUNT_SHIFT 16
#define GMBUS_BYTE_COUNT_MAX 256U
#define GEN9_GMBUS_BYTE_COUNT_MAX 511U
#define GMBUS_SLAVE_INDEX_SHIFT 8
#define GMBUS_SLAVE_ADDR_SHIFT 1
#define GMBUS_SLAVE_READ (1 << 0)
#define GMBUS_SLAVE_WRITE (0 << 0)
#define GMBUS2 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5108) /* status */
#define GMBUS_INUSE (1 << 15)
#define GMBUS_HW_WAIT_PHASE (1 << 14)
#define GMBUS_STALL_TIMEOUT (1 << 13)
#define GMBUS_INT (1 << 12)
#define GMBUS_HW_RDY (1 << 11)
#define GMBUS_SATOER (1 << 10)
#define GMBUS_ACTIVE (1 << 9)
#define GMBUS3 _MMIO(dev_priv->display.gmbus.mmio_base + 0x510c) /* data buffer bytes 3-0 */
#define GMBUS4 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5110) /* interrupt mask (Pineview+) */
#define GMBUS_SLAVE_TIMEOUT_EN (1 << 4)
#define GMBUS_NAK_EN (1 << 3)
#define GMBUS_IDLE_EN (1 << 2)
#define GMBUS_HW_WAIT_EN (1 << 1)
#define GMBUS_HW_RDY_EN (1 << 0)
#define GMBUS5 _MMIO(dev_priv->display.gmbus.mmio_base + 0x5120) /* byte index */
#define GMBUS_2BYTE_INDEX_EN (1 << 31)
/*
* Clock control & power management
*/