diff options
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7921/dma.c | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c index 28207172c4ef..f0a80c2b476a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c @@ -66,22 +66,6 @@ static void mt7921_dma_prefetch(struct mt7921_dev *dev) static int mt7921_dma_disable(struct mt7921_dev *dev, bool force) { - if (force) { - /* reset */ - mt76_clear(dev, MT_WFDMA0_RST, - MT_WFDMA0_RST_DMASHDL_ALL_RST | - MT_WFDMA0_RST_LOGIC_RST); - - mt76_set(dev, MT_WFDMA0_RST, - MT_WFDMA0_RST_DMASHDL_ALL_RST | - MT_WFDMA0_RST_LOGIC_RST); - } - - /* disable dmashdl */ - mt76_clear(dev, MT_WFDMA0_GLO_CFG_EXT0, - MT_WFDMA0_CSR_TX_DMASHDL_ENABLE); - mt76_set(dev, MT_DMASHDL_SW_CONTROL, MT_DMASHDL_DMASHDL_BYPASS); - /* disable WFDMA0 */ mt76_clear(dev, MT_WFDMA0_GLO_CFG, MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN | @@ -95,6 +79,22 @@ static int mt7921_dma_disable(struct mt7921_dev *dev, bool force) MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 100, 1)) return -ETIMEDOUT; + /* disable dmashdl */ + mt76_clear(dev, MT_WFDMA0_GLO_CFG_EXT0, + MT_WFDMA0_CSR_TX_DMASHDL_ENABLE); + mt76_set(dev, MT_DMASHDL_SW_CONTROL, MT_DMASHDL_DMASHDL_BYPASS); + + if (force) { + /* reset */ + mt76_clear(dev, MT_WFDMA0_RST, + MT_WFDMA0_RST_DMASHDL_ALL_RST | + MT_WFDMA0_RST_LOGIC_RST); + + mt76_set(dev, MT_WFDMA0_RST, + MT_WFDMA0_RST_DMASHDL_ALL_RST | + MT_WFDMA0_RST_LOGIC_RST); + } + return 0; } @@ -301,6 +301,10 @@ void mt7921_dma_cleanup(struct mt7921_dev *dev) MT_WFDMA0_GLO_CFG_OMIT_RX_INFO | MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2); + mt76_poll_msec_tick(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_BUSY | + MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 100, 1); + /* reset */ mt76_clear(dev, MT_WFDMA0_RST, MT_WFDMA0_RST_DMASHDL_ALL_RST | |