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 CB47C10A0E; Sat, 3 Feb 2024 04:10:16 +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=1706933416; cv=none; b=Jk/4oWgLKi/dXDiHwXklUBzmHCqR7EbVVBAOPX85fG7gMoArn96YVjyexziUQho+7g1dnaliWtpm00oyn2ZuLo+ajZDXQtN6LQoQ4DGmTsPk/tKlwEsM4d1z/auYrklWkOwFYLlf8AoJhiDe19hPIStpIAINHAWEauHTVu7BmHQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706933416; c=relaxed/simple; bh=4QnCtxLAUQQRs8XRNb33oJK1D7AXW71DG1axSVwSwYc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Bw6g43DeTe14xuAgaFTg2bBb5dIafiiGoBaeXnG3zhYG3IpKsQMSYF3weH455ECBx8DrcJMqBySbpp8qvUUkdnPaoNYYodaTEl8o/OYTD/dLDVjnJAe67u6sifIRiXrDqDdVZvo38q4+7ift2tcon28x3CQHnbWa6AXRRSZdKKU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=wJrwHTFu; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="wJrwHTFu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 91F3BC433F1; Sat, 3 Feb 2024 04:10:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1706933416; bh=4QnCtxLAUQQRs8XRNb33oJK1D7AXW71DG1axSVwSwYc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wJrwHTFuVrCM9qvEo/bUpbFhr0RNs9C9dL/3k4UXbKzGdJZQHnuJX2XuX4M+8ZUtT iWYRCWc4vGQzm+0EMl4plfMsh1pc6MR1lXdnpEVxLE+Ec6RJsRVkVQEOIcMaAoSG9A ECIQmA0unCUildjENN5n21tJfK12znKWLqLDtK3Q= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Tomi Valkeinen , Laurent Pinchart , Mauro Carvalho Chehab , Sasha Levin , Adam Ford Subject: [PATCH 6.1 122/219] media: rkisp1: Fix IRQ handler return values Date: Fri, 2 Feb 2024 20:04:55 -0800 Message-ID: <20240203035334.761264592@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240203035317.354186483@linuxfoundation.org> References: <20240203035317.354186483@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ 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 46d94e4c9745..8d990957ea21 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