From e5581cc0404613bcfe52d2adbda8175cd7825fd5 Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Wed, 24 Jan 2024 19:38:21 +0000 Subject: [PATCH] DO NOT COMMIT mt76: add patch fixing firmware timeout on MT7996 This should be committed to mt76.git rather than a patch here. --- ...i-mt76-mt7996-fix-fw-loading-timeout.patch | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 package/kernel/mt76/patches/001-wifi-mt76-mt7996-fix-fw-loading-timeout.patch diff --git a/package/kernel/mt76/patches/001-wifi-mt76-mt7996-fix-fw-loading-timeout.patch b/package/kernel/mt76/patches/001-wifi-mt76-mt7996-fix-fw-loading-timeout.patch new file mode 100644 index 00000000000..aef14534e14 --- /dev/null +++ b/package/kernel/mt76/patches/001-wifi-mt76-mt7996-fix-fw-loading-timeout.patch @@ -0,0 +1,77 @@ +From patchwork Thu Dec 21 09:41:18 2023 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 7bit +X-Patchwork-Submitter: Lorenzo Bianconi +X-Patchwork-Id: 13501530 +X-Patchwork-Delegate: nbd@nbd.name +Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org + [10.30.226.201]) + (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) + (No client certificate requested) + by smtp.subspace.kernel.org (Postfix) with ESMTPS id C5226405D0 + for ; Thu, 21 Dec 2023 09:41:23 +0000 (UTC) +Authentication-Results: smtp.subspace.kernel.org; + dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org + header.b="OOiKugYq" +Received: by smtp.kernel.org (Postfix) with ESMTPSA id E5312C433C7; + Thu, 21 Dec 2023 09:41:22 +0000 (UTC) +DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; + s=k20201202; t=1703151683; + bh=4KB9cNfKyUtmstEW8ccP6ovy2zqVxJYT1eY1JmYfZcg=; + h=From:To:Cc:Subject:Date:From; + b=OOiKugYq0AEpmAk309FFVzvkuUnsOSvSyJoBPoESRrdpgEDm7w4lx+VUxdj+Jix7P + 6ZTHxrhMvLkOFfKDXFtyilEJIDEyQr+S1f7jyH0/zwYVafd1w8cYKHxE7TmAP0nojz + g6tOmBfV86PANZEQX4WAIewpW9LZYVxuX6RGOnm9WOH4vIHeJnyB4BBDNblQIqIIUv + aslzZGLv+mlco3vOKOB6hYI1YmwmeFbPRpP6HY/Zz+TgdlTpq7IhnZQlq3b++2K9in + zcAyzXcbB7jyegeuSQtkRjxGTDksTjC5M/TJkLNb+nuBtC+AK8nH6b3qQTym6fKeXF + T9LWd8Tv1BvtA== +From: Lorenzo Bianconi +To: nbd@nbd.name +Cc: lorenzo.bianconi@redhat.com, + linux-wireless@vger.kernel.org, + sujuan.chen@mediatek.com +Subject: [PATCH] wifi: mt76: mt7996: fix fw loading timeout +Date: Thu, 21 Dec 2023 10:41:18 +0100 +Message-ID: + <7c0df5b926c2fd6383cde8c9ee50b313443110ab.1703151499.git.lorenzo@kernel.org> +X-Mailer: git-send-email 2.43.0 +Precedence: bulk +X-Mailing-List: linux-wireless@vger.kernel.org +List-Id: +List-Subscribe: +List-Unsubscribe: +MIME-Version: 1.0 + +Fix the following firmware loading error due to a wrong dma register +configuration if wed is disabled. + +[ 8.245881] mt7996e_hif 0001:01:00.0: assign IRQ: got 128 +[ 8.251308] mt7996e_hif 0001:01:00.0: enabling device (0000 -> 0002) +[ 8.257674] mt7996e_hif 0001:01:00.0: enabling bus mastering +[ 8.263488] mt7996e 0000:01:00.0: assign IRQ: got 126 +[ 8.268537] mt7996e 0000:01:00.0: enabling device (0000 -> 0002) +[ 8.274551] mt7996e 0000:01:00.0: enabling bus mastering +[ 28.648773] mt7996e 0000:01:00.0: Message 00000010 (seq 1) timeout +[ 28.654959] mt7996e 0000:01:00.0: Failed to get patch semaphore +[ 29.661033] mt7996e: probe of 0000:01:00.0 failed with error -11 + +Suggested-by: Sujuan Chen +Fixes: 4920a3a1285f ("wifi: mt76: mt7996: set DMA mask to 36 bits for boards with more than 4GB of RAM") +Signed-off-by: Lorenzo Bianconi +--- + drivers/net/wireless/mediatek/mt76/mt7996/dma.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/mt7996/dma.c ++++ b/mt7996/dma.c +@@ -237,7 +237,8 @@ void mt7996_dma_start(struct mt7996_dev + MT_WFDMA0_GLO_CFG_TX_DMA_EN | + MT_WFDMA0_GLO_CFG_RX_DMA_EN | + MT_WFDMA0_GLO_CFG_OMIT_TX_INFO | +- MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2); ++ MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2 | ++ MT_WFDMA0_GLO_CFG_EXT_EN); + + if (dev->hif2) + mt76_set(dev, MT_WFDMA0_GLO_CFG + hif1_ofs, -- 2.30.2