From mboxrd@z Thu Jan 1 00:00:00 1970 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 7782963B8 for ; Mon, 20 Feb 2023 13:42:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F2130C433D2; Mon, 20 Feb 2023 13:42:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1676900529; bh=iVLaPrrAtLncA5DCrBy6aOY4qfYEJ52v4Rh803WZSQk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fUeM0oCctUHrNNUpIMt9zFwWc1bnE3jH8ESvywCN/kC7sYJk91KaQO3Nj4qBMyGP+ qdqrYi0voJB92U8Hcm0XlY1KWQ3WANlCm/M3lOTq0VlMTYT2TThaEAcCHYTwx/5kJN vysn/u3K3BrYBSGmP/hGcJqTK4SYGc+ts/1o9Zow= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Heiner Kallweit , Neil Armstrong Subject: [PATCH 4.19 60/89] arm64: dts: meson-gx: Make mmc host controller interrupts level-sensitive Date: Mon, 20 Feb 2023 14:35:59 +0100 Message-Id: <20230220133555.250248093@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230220133553.066768704@linuxfoundation.org> References: <20230220133553.066768704@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Heiner Kallweit commit 66e45351f7d6798751f98001d1fcd572024d87f0 upstream. The usage of edge-triggered interrupts lead to lost interrupts under load, see [0]. This was confirmed to be fixed by using level-triggered interrupts. The report was about SDIO. However, as the host controller is the same for SD and MMC, apply the change to all mmc controller instances. [0] https://www.spinics.net/lists/linux-mmc/msg73991.html Fixes: ef8d2ffedf18 ("ARM64: dts: meson-gxbb: add MMC support") Cc: stable@vger.kernel.org Signed-off-by: Heiner Kallweit Acked-by: Neil Armstrong Link: https://lore.kernel.org/r/76e042e0-a610-5ed5-209f-c4d7f879df44@gmail.com Signed-off-by: Neil Armstrong Signed-off-by: Greg Kroah-Hartman --- arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -470,21 +470,21 @@ sd_emmc_a: mmc@70000 { compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc"; reg = <0x0 0x70000 0x0 0x800>; - interrupts = ; + interrupts = ; status = "disabled"; }; sd_emmc_b: mmc@72000 { compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc"; reg = <0x0 0x72000 0x0 0x800>; - interrupts = ; + interrupts = ; status = "disabled"; }; sd_emmc_c: mmc@74000 { compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc"; reg = <0x0 0x74000 0x0 0x800>; - interrupts = ; + interrupts = ; status = "disabled"; }; };