diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/729-23-v6.3-net-ethernet-mtk_wed-add-reset-to-rx_ring_setup-call.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/729-23-v6.3-net-ethernet-mtk_wed-add-reset-to-rx_ring_setup-call.patch | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/729-23-v6.3-net-ethernet-mtk_wed-add-reset-to-rx_ring_setup-call.patch b/target/linux/generic/backport-5.15/729-23-v6.3-net-ethernet-mtk_wed-add-reset-to-rx_ring_setup-call.patch new file mode 100644 index 0000000000..cf81acf491 --- /dev/null +++ b/target/linux/generic/backport-5.15/729-23-v6.3-net-ethernet-mtk_wed-add-reset-to-rx_ring_setup-call.patch @@ -0,0 +1,106 @@ +From: Lorenzo Bianconi <lorenzo@kernel.org> +Date: Mon, 5 Dec 2022 12:34:42 +0100 +Subject: [PATCH] net: ethernet: mtk_wed: add reset to rx_ring_setup callback + +This patch adds reset parameter to mtk_wed_rx_ring_setup signature +in order to align rx_ring_setup callback to tx_ring_setup one introduced +in 'commit 23dca7a90017 ("net: ethernet: mtk_wed: add reset to +tx_ring_setup callback")' + +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> +Reviewed-by: Leon Romanovsky <leonro@nvidia.com> +Link: https://lore.kernel.org/r/29c6e7a5469e784406cf3e2920351d1207713d05.1670239984.git.lorenzo@kernel.org +Signed-off-by: Jakub Kicinski <kuba@kernel.org> +--- + +--- a/drivers/net/ethernet/mediatek/mtk_wed.c ++++ b/drivers/net/ethernet/mediatek/mtk_wed.c +@@ -1259,7 +1259,8 @@ mtk_wed_wdma_rx_ring_setup(struct mtk_we + } + + static int +-mtk_wed_wdma_tx_ring_setup(struct mtk_wed_device *dev, int idx, int size) ++mtk_wed_wdma_tx_ring_setup(struct mtk_wed_device *dev, int idx, int size, ++ bool reset) + { + u32 desc_size = sizeof(struct mtk_wdma_desc) * dev->hw->version; + struct mtk_wed_ring *wdma; +@@ -1268,8 +1269,8 @@ mtk_wed_wdma_tx_ring_setup(struct mtk_we + return -EINVAL; + + wdma = &dev->tx_wdma[idx]; +- if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE, desc_size, +- true)) ++ if (!reset && mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE, ++ desc_size, true)) + return -ENOMEM; + + wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_BASE, +@@ -1279,6 +1280,9 @@ mtk_wed_wdma_tx_ring_setup(struct mtk_we + wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_CPU_IDX, 0); + wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_DMA_IDX, 0); + ++ if (reset) ++ mtk_wed_ring_reset(wdma, MTK_WED_WDMA_RING_SIZE, true); ++ + if (!idx) { + wed_w32(dev, MTK_WED_WDMA_RING_TX + MTK_WED_RING_OFS_BASE, + wdma->desc_phys); +@@ -1618,18 +1622,20 @@ mtk_wed_txfree_ring_setup(struct mtk_wed + } + + static int +-mtk_wed_rx_ring_setup(struct mtk_wed_device *dev, int idx, void __iomem *regs) ++mtk_wed_rx_ring_setup(struct mtk_wed_device *dev, int idx, void __iomem *regs, ++ bool reset) + { + struct mtk_wed_ring *ring = &dev->rx_ring[idx]; + + if (WARN_ON(idx >= ARRAY_SIZE(dev->rx_ring))) + return -EINVAL; + +- if (mtk_wed_ring_alloc(dev, ring, MTK_WED_RX_RING_SIZE, +- sizeof(*ring->desc), false)) ++ if (!reset && mtk_wed_ring_alloc(dev, ring, MTK_WED_RX_RING_SIZE, ++ sizeof(*ring->desc), false)) + return -ENOMEM; + +- if (mtk_wed_wdma_tx_ring_setup(dev, idx, MTK_WED_WDMA_RING_SIZE)) ++ if (mtk_wed_wdma_tx_ring_setup(dev, idx, MTK_WED_WDMA_RING_SIZE, ++ reset)) + return -ENOMEM; + + ring->reg_base = MTK_WED_RING_RX_DATA(idx); +--- a/include/linux/soc/mediatek/mtk_wed.h ++++ b/include/linux/soc/mediatek/mtk_wed.h +@@ -162,7 +162,7 @@ struct mtk_wed_ops { + int (*tx_ring_setup)(struct mtk_wed_device *dev, int ring, + void __iomem *regs, bool reset); + int (*rx_ring_setup)(struct mtk_wed_device *dev, int ring, +- void __iomem *regs); ++ void __iomem *regs, bool reset); + int (*txfree_ring_setup)(struct mtk_wed_device *dev, + void __iomem *regs); + int (*msg_update)(struct mtk_wed_device *dev, int cmd_id, +@@ -230,8 +230,8 @@ mtk_wed_get_rx_capa(struct mtk_wed_devic + (_dev)->ops->irq_get(_dev, _mask) + #define mtk_wed_device_irq_set_mask(_dev, _mask) \ + (_dev)->ops->irq_set_mask(_dev, _mask) +-#define mtk_wed_device_rx_ring_setup(_dev, _ring, _regs) \ +- (_dev)->ops->rx_ring_setup(_dev, _ring, _regs) ++#define mtk_wed_device_rx_ring_setup(_dev, _ring, _regs, _reset) \ ++ (_dev)->ops->rx_ring_setup(_dev, _ring, _regs, _reset) + #define mtk_wed_device_ppe_check(_dev, _skb, _reason, _hash) \ + (_dev)->ops->ppe_check(_dev, _skb, _reason, _hash) + #define mtk_wed_device_update_msg(_dev, _id, _msg, _len) \ +@@ -251,7 +251,7 @@ static inline bool mtk_wed_device_active + #define mtk_wed_device_reg_write(_dev, _reg, _val) do {} while (0) + #define mtk_wed_device_irq_get(_dev, _mask) 0 + #define mtk_wed_device_irq_set_mask(_dev, _mask) do {} while (0) +-#define mtk_wed_device_rx_ring_setup(_dev, _ring, _regs) -ENODEV ++#define mtk_wed_device_rx_ring_setup(_dev, _ring, _regs, _reset) -ENODEV + #define mtk_wed_device_ppe_check(_dev, _skb, _reason, _hash) do {} while (0) + #define mtk_wed_device_update_msg(_dev, _id, _msg, _len) -ENODEV + #define mtk_wed_device_stop(_dev) do {} while (0) |