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wifi: mt76: mt7915: move wed init routines in mmio.c

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This is a preliminary patch to enable wed support for mt7986-wmac
chipset.

Tested-by: Daniel Golle <daniel@makrotopia.org>
Co-developed-by: Bo Jiao <Bo.Jiao@mediatek.com>
Signed-off-by: Bo Jiao <Bo.Jiao@mediatek.com>
Co-developed-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi
2022-09-28 11:19:41 +02:00
committed by Felix Fietkau
parent 0c881dc08f
commit 5498cee3c8
3 changed files with 94 additions and 92 deletions
Download Patch File Download Diff File Expand all files Collapse all files

91
drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
View File

@@ -10,6 +10,9 @@
#include "mac.h"
#include "../trace.h"
static bool wed_enable;
module_param(wed_enable, bool, 0644);
static const u32 mt7915_reg[] = {
[INT_SOURCE_CSR] = 0xd7010,
[INT_MASK_CSR] = 0xd7014,
@@ -472,6 +475,94 @@ static u32 mt7915_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val)
return dev->bus_ops->rmw(mdev, addr, mask, val);
}
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
static int mt7915_mmio_wed_offload_enable(struct mtk_wed_device *wed)
{
struct mt7915_dev *dev;
struct mt7915_phy *phy;
int ret;
dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
spin_lock_bh(&dev->mt76.token_lock);
dev->mt76.token_size = wed->wlan.token_start;
spin_unlock_bh(&dev->mt76.token_lock);
ret = wait_event_timeout(dev->mt76.tx_wait,
!dev->mt76.wed_token_count, HZ);
if (!ret)
return -EAGAIN;
phy = &dev->phy;
mt76_set(dev, MT_AGG_ACR4(phy->band_idx), MT_AGG_ACR_PPDU_TXS2H);
phy = dev->mt76.phys[MT_BAND1] ? dev->mt76.phys[MT_BAND1]->priv : NULL;
if (phy)
mt76_set(dev, MT_AGG_ACR4(phy->band_idx),
MT_AGG_ACR_PPDU_TXS2H);
return 0;
}
static void mt7915_mmio_wed_offload_disable(struct mtk_wed_device *wed)
{
struct mt7915_dev *dev;
struct mt7915_phy *phy;
dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
spin_lock_bh(&dev->mt76.token_lock);
dev->mt76.token_size = MT7915_TOKEN_SIZE;
spin_unlock_bh(&dev->mt76.token_lock);
/* MT_TXD5_TX_STATUS_HOST (MPDU format) has higher priority than
* MT_AGG_ACR_PPDU_TXS2H (PPDU format) even though ACR bit is set.
*/
phy = &dev->phy;
mt76_clear(dev, MT_AGG_ACR4(phy->band_idx), MT_AGG_ACR_PPDU_TXS2H);
phy = dev->mt76.phys[MT_BAND1] ? dev->mt76.phys[MT_BAND1]->priv : NULL;
if (phy)
mt76_clear(dev, MT_AGG_ACR4(phy->band_idx),
MT_AGG_ACR_PPDU_TXS2H);
}
#endif
int mt7915_mmio_wed_init(struct mt7915_dev *dev, struct pci_dev *pdev,
int *irq)
{
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
int ret;
if (!wed_enable)
return 0;
wed->wlan.pci_dev = pdev;
wed->wlan.wpdma_phys = pci_resource_start(pdev, 0) +
MT_WFDMA_EXT_CSR_BASE;
wed->wlan.nbuf = 4096;
wed->wlan.token_start = MT7915_TOKEN_SIZE - wed->wlan.nbuf;
wed->wlan.init_buf = mt7915_wed_init_buf;
wed->wlan.offload_enable = mt7915_mmio_wed_offload_enable;
wed->wlan.offload_disable = mt7915_mmio_wed_offload_disable;
if (mtk_wed_device_attach(wed) != 0)
return 0;
*irq = wed->irq;
dev->mt76.dma_dev = wed->dev;
ret = dma_set_mask(wed->dev, DMA_BIT_MASK(32));
if (ret)
return ret;
return 1;
#else
return 0;
#endif
}
static int mt7915_mmio_init(struct mt76_dev *mdev,
void __iomem *mem_base,
u32 device_id)

2
drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
View File

@@ -591,5 +591,7 @@ bool mt7915_debugfs_rx_log(struct mt7915_dev *dev, const void *data, int len);
void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, struct dentry *dir);
#endif
int mt7915_mmio_wed_init(struct mt7915_dev *dev, struct pci_dev *pdev,
int *irq);
#endif

93
drivers/net/wireless/mediatek/mt76/mt7915/pci.c
View File

@@ -12,9 +12,6 @@
#include "mac.h"
#include "../trace.h"
static bool wed_enable = false;
module_param(wed_enable, bool, 0644);
static LIST_HEAD(hif_list);
static DEFINE_SPINLOCK(hif_lock);
static u32 hif_idx;
@@ -95,94 +92,6 @@ static int mt7915_pci_hif2_probe(struct pci_dev *pdev)
return 0;
}
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
static int mt7915_wed_offload_enable(struct mtk_wed_device *wed)
{
struct mt7915_dev *dev;
struct mt7915_phy *phy;
int ret;
dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
spin_lock_bh(&dev->mt76.token_lock);
dev->mt76.token_size = wed->wlan.token_start;
spin_unlock_bh(&dev->mt76.token_lock);
ret = wait_event_timeout(dev->mt76.tx_wait,
!dev->mt76.wed_token_count, HZ);
if (!ret)
return -EAGAIN;
phy = &dev->phy;
mt76_set(dev, MT_AGG_ACR4(phy->band_idx), MT_AGG_ACR_PPDU_TXS2H);
phy = dev->mt76.phys[MT_BAND1] ? dev->mt76.phys[MT_BAND1]->priv : NULL;
if (phy)
mt76_set(dev, MT_AGG_ACR4(phy->band_idx),
MT_AGG_ACR_PPDU_TXS2H);
return 0;
}
static void mt7915_wed_offload_disable(struct mtk_wed_device *wed)
{
struct mt7915_dev *dev;
struct mt7915_phy *phy;
dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
spin_lock_bh(&dev->mt76.token_lock);
dev->mt76.token_size = MT7915_TOKEN_SIZE;
spin_unlock_bh(&dev->mt76.token_lock);
/* MT_TXD5_TX_STATUS_HOST (MPDU format) has higher priority than
* MT_AGG_ACR_PPDU_TXS2H (PPDU format) even though ACR bit is set.
*/
phy = &dev->phy;
mt76_clear(dev, MT_AGG_ACR4(phy->band_idx), MT_AGG_ACR_PPDU_TXS2H);
phy = dev->mt76.phys[MT_BAND1] ? dev->mt76.phys[MT_BAND1]->priv : NULL;
if (phy)
mt76_clear(dev, MT_AGG_ACR4(phy->band_idx),
MT_AGG_ACR_PPDU_TXS2H);
}
#endif
static int
mt7915_pci_wed_init(struct mt7915_dev *dev, struct pci_dev *pdev, int *irq)
{
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
int ret;
if (!wed_enable)
return 0;
wed->wlan.pci_dev = pdev;
wed->wlan.wpdma_phys = pci_resource_start(pdev, 0) +
MT_WFDMA_EXT_CSR_BASE;
wed->wlan.nbuf = 4096;
wed->wlan.token_start = MT7915_TOKEN_SIZE - wed->wlan.nbuf;
wed->wlan.init_buf = mt7915_wed_init_buf;
wed->wlan.offload_enable = mt7915_wed_offload_enable;
wed->wlan.offload_disable = mt7915_wed_offload_disable;
if (mtk_wed_device_attach(wed) != 0)
return 0;
*irq = wed->irq;
dev->mt76.dma_dev = wed->dev;
ret = dma_set_mask(wed->dev, DMA_BIT_MASK(32));
if (ret)
return ret;
return 1;
#else
return 0;
#endif
}
static int mt7915_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
@@ -220,7 +129,7 @@ static int mt7915_pci_probe(struct pci_dev *pdev,
mt7915_wfsys_reset(dev);
hif2 = mt7915_pci_init_hif2(pdev);
ret = mt7915_pci_wed_init(dev, pdev, &irq);
ret = mt7915_mmio_wed_init(dev, pdev, &irq);
if (ret < 0)
goto free_wed_or_irq_vector;