Commit 6dd4072c authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Felix Fietkau
Browse files

mt76: mt7615: introduce PM support 



Introduce suspend/resume to mt7615e driver

Co-developed-by: default avatarWan-Feng Jiang <Wan-Feng.Jiang@mediatek.com>
Signed-off-by: default avatarWan-Feng Jiang <Wan-Feng.Jiang@mediatek.com>
Co-developed-by: default avatarSoul Huang <Soul.Huang@mediatek.com>
Signed-off-by: default avatarSoul Huang <Soul.Huang@mediatek.com>
Co-developed-by: default avatarSean Wang <sean.wang@mediatek.com>
Signed-off-by: default avatarSean Wang <sean.wang@mediatek.com>
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent d0846f08

drivers/net/wireless/mediatek/mt76/mt7615/dma.c

+37 −0
Original line number Diff line number Diff line
@@ -130,6 +130,43 @@ static int mt7615_poll_tx(struct napi_struct *napi, int budget) 
	return 0;

}



int mt7615_wait_pdma_busy(struct mt7615_dev *dev)

{

	struct mt76_dev *mdev = &dev->mt76;



	if (!is_mt7663(mdev)) {

		u32 mask = MT_PDMA_TX_BUSY | MT_PDMA_RX_BUSY;

		u32 reg = mt7615_reg_map(dev, MT_PDMA_BUSY);



		if (!mt76_poll_msec(dev, reg, mask, 0, 1000)) {

			dev_err(mdev->dev, "PDMA engine busy\n");

			return -EIO;

		}



		return 0;

	}



	if (!mt76_poll_msec(dev, MT_PDMA_BUSY_STATUS,

			    MT_PDMA_TX_IDX_BUSY, 0, 1000)) {

		dev_err(mdev->dev, "PDMA engine tx busy\n");

		return -EIO;

	}



	if (!mt76_poll_msec(dev, MT_PSE_PG_INFO,

			    MT_PSE_SRC_CNT, 0, 1000)) {

		dev_err(mdev->dev, "PSE engine busy\n");

		return -EIO;

	}



	if (!mt76_poll_msec(dev, MT_PDMA_BUSY_STATUS,

			    MT_PDMA_BUSY_IDX, 0, 1000)) {

		dev_err(mdev->dev, "PDMA engine busy\n");

		return -EIO;

	}



	return 0;

}



static void mt7622_dma_sched_init(struct mt7615_dev *dev)

{

	u32 reg = mt7615_reg_map(dev, MT_DMASHDL_BASE);

drivers/net/wireless/mediatek/mt76/mt7615/mac.c

+2 −2
Original line number Diff line number Diff line
@@ -1807,8 +1807,7 @@ mt7615_update_beacons(struct mt7615_dev *dev) 
		mt7615_update_vif_beacon, dev->mt76.phy2->hw);

}



static void

mt7615_dma_reset(struct mt7615_dev *dev)

void mt7615_dma_reset(struct mt7615_dev *dev)

{

	int i;
@@ -1827,6 +1826,7 @@ mt7615_dma_reset(struct mt7615_dev *dev) 
		 MT_WPDMA_GLO_CFG_RX_DMA_EN | MT_WPDMA_GLO_CFG_TX_DMA_EN |

		 MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE);

}

EXPORT_SYMBOL_GPL(mt7615_dma_reset);



void mt7615_mac_reset_work(struct work_struct *work)

{

drivers/net/wireless/mediatek/mt76/mt7615/mcu.c

+4 −2
Original line number Diff line number Diff line
@@ -1683,7 +1683,7 @@ static void mt7622_trigger_hif_int(struct mt7615_dev *dev, bool en) 
			   !en * MT_INFRACFG_MISC_AP2CONN_WAKE);

}



static int mt7615_driver_own(struct mt7615_dev *dev)

int mt7615_driver_own(struct mt7615_dev *dev)

{

	struct mt76_dev *mdev = &dev->mt76;

	u32 addr;
@@ -1703,8 +1703,9 @@ static int mt7615_driver_own(struct mt7615_dev *dev) 


	return 0;

}

EXPORT_SYMBOL_GPL(mt7615_driver_own);



static int mt7615_firmware_own(struct mt7615_dev *dev)

int mt7615_firmware_own(struct mt7615_dev *dev)

{

	u32 addr;
@@ -1723,6 +1724,7 @@ static int mt7615_firmware_own(struct mt7615_dev *dev) 


	return 0;

}

EXPORT_SYMBOL_GPL(mt7615_firmware_own);



static int mt7615_load_patch(struct mt7615_dev *dev, u32 addr, const char *name)

{

drivers/net/wireless/mediatek/mt76/mt7615/mmio.c

+4 −0
Original line number Diff line number Diff line
@@ -15,6 +15,8 @@ const u32 mt7615e_reg_map[] = { 
	[MT_ARB_BASE]		= 0x20c00,

	[MT_HIF_BASE]		= 0x04000,

	[MT_CSR_BASE]		= 0x07000,

	[MT_PLE_BASE]		= 0x08000,

	[MT_PSE_BASE]		= 0x0c000,

	[MT_PHY_BASE]		= 0x10000,

	[MT_CFG_BASE]		= 0x20200,

	[MT_AGG_BASE]		= 0x20a00,
@@ -40,6 +42,8 @@ const u32 mt7663e_reg_map[] = { 
	[MT_ARB_BASE]		= 0x20c00,

	[MT_HIF_BASE]		= 0x04000,

	[MT_CSR_BASE]		= 0x07000,

	[MT_PLE_BASE]		= 0x08000,

	[MT_PSE_BASE]		= 0x0c000,

	[MT_PHY_BASE]		= 0x10000,

	[MT_CFG_BASE]		= 0x20000,

	[MT_AGG_BASE]		= 0x22000,

drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h

+5 −0
Original line number Diff line number Diff line
@@ -380,6 +380,7 @@ int mt7615_eeprom_init(struct mt7615_dev *dev, u32 addr); 
int mt7615_eeprom_get_power_index(struct mt7615_dev *dev,

				  struct ieee80211_channel *chan,

				  u8 chain_idx);

int mt7615_wait_pdma_busy(struct mt7615_dev *dev);

int mt7615_dma_init(struct mt7615_dev *dev);

void mt7615_dma_cleanup(struct mt7615_dev *dev);

int mt7615_mcu_init(struct mt7615_dev *dev);
@@ -436,6 +437,7 @@ static inline u16 mt7615_wtbl_size(struct mt7615_dev *dev) 
		return MT7615_WTBL_SIZE;

}



void mt7615_dma_reset(struct mt7615_dev *dev);

void mt7615_scan_work(struct work_struct *work);

void mt7615_ps_work(struct work_struct *work);

void mt7615_init_txpower(struct mt7615_dev *dev,
@@ -526,6 +528,9 @@ int mt7615_mcu_apply_tx_dpd(struct mt7615_phy *phy); 
void m7615_mcu_set_ps_iter(void *priv, u8 *mac, struct ieee80211_vif *vif);

int mt7615_dfs_init_radar_detector(struct mt7615_phy *phy);



int mt7615_firmware_own(struct mt7615_dev *dev);

int mt7615_driver_own(struct mt7615_dev *dev);



int mt7615_init_debugfs(struct mt7615_dev *dev);

int mt7615_mcu_wait_response(struct mt7615_dev *dev, int cmd, int seq);

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