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Message-Id: <cover.1673372414.git.lorenzo@kernel.org> Date: Tue, 10 Jan 2023 18:49:20 +0100 From: Lorenzo Bianconi <lorenzo@...nel.org> To: netdev@...r.kernel.org Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, lorenzo.bianconi@...hat.com, nbd@....name, john@...ozen.org, sean.wang@...iatek.com, Mark-MC.Lee@...iatek.com, sujuan.chen@...iatek.com, daniel@...rotopia.org, leon@...nel.org Subject: [PATCH v4 net-next 0/5] net: ethernet: mtk_wed: introduce reset support Introduce proper reset integration between ethernet and wlan drivers in order to schedule wlan driver reset when ethernet/wed driver is resetting. Introduce mtk_hw_reset_monitor work in order to detect possible DMA hangs. Changes since v3: - rely on msleep() utility instead of mdelay() in mtk_hw_init() and usleep_range() in mtk_ppe_prepare_reset() since the code runs in non-atomic context Changes since v2: - rebase on top of net-next - move rtnl_lock/rtnl_unlock in reset callback - re-run mtk_prepare_for_reset() after mtk_wed_fe_reset() acquiring RTNL lock Changes since v1: - rebase on top of net-next Lorenzo Bianconi (5): net: ethernet: mtk_eth_soc: introduce mtk_hw_reset utility routine net: ethernet: mtk_eth_soc: introduce mtk_hw_warm_reset support net: ethernet: mtk_eth_soc: align reset procedure to vendor sdk net: ethernet: mtk_eth_soc: add dma checks to mtk_hw_reset_check net: ethernet: mtk_wed: add reset/reset_complete callbacks drivers/net/ethernet/mediatek/mtk_eth_soc.c | 297 ++++++++++++++++--- drivers/net/ethernet/mediatek/mtk_eth_soc.h | 38 +++ drivers/net/ethernet/mediatek/mtk_ppe.c | 27 ++ drivers/net/ethernet/mediatek/mtk_ppe.h | 1 + drivers/net/ethernet/mediatek/mtk_ppe_regs.h | 6 + drivers/net/ethernet/mediatek/mtk_wed.c | 40 +++ drivers/net/ethernet/mediatek/mtk_wed.h | 8 + include/linux/soc/mediatek/mtk_wed.h | 2 + 8 files changed, 379 insertions(+), 40 deletions(-) -- 2.39.0
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