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[59.127.145.64]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-cd65497e28esm767274a12.7.2026.10.16.02.12.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Oct 2026 02:13:01 -0700 (PDT) From: Zhi-Jun You Date: Fri, 16 Oct 2026 17:12:34 +0800 Subject: [PATCH net v5 2/5] net: ethernet: mtk_wed: fix reset condition for rx wdma Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261016-wedfix-v5-2-8b02e78fd34f@gmail.com> References: <20261016-wedfix-v5-0-8b02e78fd34f@gmail.com> In-Reply-To: <20261016-wedfix-v5-0-8b02e78fd34f@gmail.com> To: Felix Fietkau , Lorenzo Bianconi , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Matthias Brugger , AngeloGioacchino Del Regno , Sujuan Chen , Rex Lu Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Zhi-Jun You X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1792141973; l=911; i=hujy652@gmail.com; s=20261016; h=from:subject:message-id; bh=ef7Fw6tWRmoS7SAlJ88r6e3K75+WCUkomH/n+4D5raw=; b=+PQFTR5s+TTWwx7Z6oJWtXxCv8fvB1yIrErU3O65A0x/ZCM9asxgNMV5LpBxXawCXZOXvZ+QF sEZym+shfFOBc3c8pjPDBrbFSHIHqiTE/3NTqOrXjEhY1KjtJmVMjZJ X-Developer-Key: i=hujy652@gmail.com; a=ed25519; pk=AYHrGhtLNb9z7JIsGOOYWmKKIoVPH7ZZgT+CLIDMuEM= In mtk_wdma_rx_reset, only the wdma rings that weren't allocated are reset which is wrong. Fix this by inverting the reset condition so allocated rings will be reset. Fixes: 4c5de09eb0d0 ("net: ethernet: mtk_wed: add configure wed wo support") Signed-off-by: Zhi-Jun You --- drivers/net/ethernet/mediatek/mtk_wed.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mediatek/mtk_wed.c b/drivers/net/ethernet/mediatek/mtk_wed.c index d55042ccaff1..3f0be70c3f14 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed.c +++ b/drivers/net/ethernet/mediatek/mtk_wed.c @@ -257,7 +257,7 @@ mtk_wdma_rx_reset(struct mtk_wed_device *dev) wdma_w32(dev, MTK_WDMA_RESET_IDX, 0); for (i = 0; i < ARRAY_SIZE(dev->rx_wdma); i++) { - if (dev->rx_wdma[i].desc) + if (!dev->rx_wdma[i].desc) continue; wdma_w32(dev, -- 2.47.3