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 A615B65BBF; Mon, 22 Jan 2024 15:05:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705935956; cv=none; b=DLMeGS4ifIy/pkbrYxdgcsDqjWnVEfsafwgQPZe8OUfSnqZ5hQ9MbDL5z8LH6a5hCSWMIHIpUj4NhIkBoRJZncw1GEqXjnb3ENvMiW8/VzJ3017scR4b5mp3E0uCWIwkX6t3b4616ybxTin3rDEEC6SBsmu7gv8owpIzo42IVjU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705935956; c=relaxed/simple; bh=xD9xpuiZUPrSvYzQ2YyguGL/6fOMJQL/RT0rBtUxc7A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NtEZTPl7nVqRee1/S7LN+NWm19DH2ywFNl6dmFKK8wk50fp5oUidzRKNWjNc2zh2Z5oncJ8hNB4LppJG8dJVHCKDjI//D85IuD6MziNAcdjAspU5aaUPuXYiQc8QkpB6yZMM3rDaBE4d9nL14dA7X5xq3KMy6rr7RPRZgbiE47I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=gTGiKfT3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="gTGiKfT3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D515EC433F1; Mon, 22 Jan 2024 15:05:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705935956; bh=xD9xpuiZUPrSvYzQ2YyguGL/6fOMJQL/RT0rBtUxc7A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gTGiKfT3YGgckVWmnEPDXeJ7PisZJnxhfX2/7GwJWXy+eHpal//LZnAZ79wFKdvRP DuwhLNycUlODRYh+WwvM4bD61JzZ4B3UFmZrhplRv07pCnrGPHvXhe/EMla9kTMgV8 lje2sO6KF/jxzh1wgcQxKL4d+yG94PeqKCXh2LuS2710wL/ydYHDztbTzHF+tHpyVE bI2oX9n4dNcnY37aizcfCVpdn8R+PWL9OYGX4w+4wKRzD/y17ddvB8KEBbYwTJfLFl JtN6L4EcQery9el/JG1KyEDTGxC9VuuJV1D5WgciNjmSuX+LXEqaRyEjpfuJD/HzLB RCf+Aguqfu0kA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Tomi Valkeinen , Adam Ford , Laurent Pinchart , Mauro Carvalho Chehab , Sasha Levin , dafna@fastmail.com, heiko@sntech.de, linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH AUTOSEL 6.6 30/73] media: rkisp1: Fix IRQ handler return values Date: Mon, 22 Jan 2024 10:01:44 -0500 Message-ID: <20240122150432.992458-30-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122150432.992458-1-sashal@kernel.org> References: <20240122150432.992458-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.13 Content-Transfer-Encoding: 8bit From: Tomi Valkeinen [ Upstream commit 3eb7910e1b16a2c136be26a8380f21469225b2f6 ] The IRQ handler rkisp1_isr() calls sub-handlers, all of which returns an irqreturn_t value, but rkisp1_isr() ignores those values and always returns IRQ_HANDLED. Fix this by collecting the return values, and returning IRQ_HANDLED or IRQ_NONE as appropriate. Link: https://lore.kernel.org/r/20231207-rkisp-irq-fix-v3-2-358a2c871a3c@ideasonboard.com Tested-by: Adam Ford #imx8mp-beacon Signed-off-by: Tomi Valkeinen Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- .../media/platform/rockchip/rkisp1/rkisp1-dev.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c index 4c4514e20673..22b2ae0e89c4 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c @@ -442,17 +442,25 @@ static int rkisp1_entities_register(struct rkisp1_device *rkisp1) static irqreturn_t rkisp1_isr(int irq, void *ctx) { + irqreturn_t ret = IRQ_NONE; + /* * Call rkisp1_capture_isr() first to handle the frame that * potentially completed using the current frame_sequence number before * it is potentially incremented by rkisp1_isp_isr() in the vertical * sync. */ - rkisp1_capture_isr(irq, ctx); - rkisp1_isp_isr(irq, ctx); - rkisp1_csi_isr(irq, ctx); - return IRQ_HANDLED; + if (rkisp1_capture_isr(irq, ctx) == IRQ_HANDLED) + ret = IRQ_HANDLED; + + if (rkisp1_isp_isr(irq, ctx) == IRQ_HANDLED) + ret = IRQ_HANDLED; + + if (rkisp1_csi_isr(irq, ctx) == IRQ_HANDLED) + ret = IRQ_HANDLED; + + return ret; } static const char * const px30_isp_clks[] = { -- 2.43.0