From: Lorenzo Bianconi Date: Thu, 24 Nov 2022 16:22:52 +0100 Subject: [PATCH] net: ethernet: mtk_wed: move MTK_WDMA_RESET_IDX_TX configuration in mtk_wdma_tx_reset Remove duplicated code. Increase poll timeout to 10ms in order to be aligned with vendor sdk. This is a preliminary patch to add Wireless Ethernet Dispatcher reset support. Co-developed-by: Sujuan Chen Signed-off-by: Sujuan Chen Signed-off-by: Lorenzo Bianconi Signed-off-by: Paolo Abeni --- --- a/drivers/net/ethernet/mediatek/mtk_wed.c +++ b/drivers/net/ethernet/mediatek/mtk_wed.c @@ -135,16 +135,15 @@ mtk_wdma_tx_reset(struct mtk_wed_device wdma_clr(dev, MTK_WDMA_GLO_CFG, MTK_WDMA_GLO_CFG_TX_DMA_EN); if (readx_poll_timeout(mtk_wdma_read_reset, dev, status, - !(status & mask), 0, 1000)) + !(status & mask), 0, 10000)) dev_err(dev->hw->dev, "tx reset failed\n"); - for (i = 0; i < ARRAY_SIZE(dev->tx_wdma); i++) { - if (dev->tx_wdma[i].desc) - continue; + wdma_w32(dev, MTK_WDMA_RESET_IDX, MTK_WDMA_RESET_IDX_TX); + wdma_w32(dev, MTK_WDMA_RESET_IDX, 0); + for (i = 0; i < ARRAY_SIZE(dev->tx_wdma); i++) wdma_w32(dev, MTK_WDMA_RING_TX(i) + MTK_WED_RING_OFS_CPU_IDX, 0); - } } static void @@ -573,12 +572,6 @@ mtk_wed_detach(struct mtk_wed_device *de mtk_wdma_rx_reset(dev); mtk_wed_reset(dev, MTK_WED_RESET_WED); - if (mtk_wed_get_rx_capa(dev)) { - wdma_clr(dev, MTK_WDMA_GLO_CFG, MTK_WDMA_GLO_CFG_TX_DMA_EN); - wdma_w32(dev, MTK_WDMA_RESET_IDX, MTK_WDMA_RESET_IDX_TX); - wdma_w32(dev, MTK_WDMA_RESET_IDX, 0); - } - mtk_wed_free_tx_buffer(dev); mtk_wed_free_tx_rings(dev);