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 5EBE7482D4; Mon, 22 Jan 2024 15:05:58 +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=1705935958; cv=none; b=KmWv/VoZsACgTINBhtSKVvL/E0pa0i5/lBmcnF/VwAT2ebwZClaO1lTgKcBG4j4tLQHPDD0wl9baI57bXbDXanyYMYQq9ZaGaqS0ZHXajh0KwHZz1YZXjAydVm23o3kdnqH8ZHASC1K2xPG2IDIxbm5orsC/A1Dee1bSjLC/rsc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705935958; c=relaxed/simple; bh=UNspoClVXO8/E+KfqNWpHwaw2Gn220gcdOs10fm3868=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=aYn00BwfNu4ZDuT4uPfEipJiiLvZWnxvhUqi5KWWuqDuaGWpc+LEU45L8yTR6DxDByEj6tsKrOHllE8W/hhT/YlJzihDugF+AXCnZP/Njeen51x4/yQ/nFSACJknm8ZOs9kLTO70Y1mbaZMmoI3xnL4N3y8ng+vD57MCZW+v4/8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hhiDSSnO; 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="hhiDSSnO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C7470C43143; Mon, 22 Jan 2024 15:05:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705935958; bh=UNspoClVXO8/E+KfqNWpHwaw2Gn220gcdOs10fm3868=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hhiDSSnON4v9DBIuX0bpSS7ddGIKhqDY4dTULMX2dJwa3lwLCI1HGlM6mXmhppH7z OpGdyMhiKNlCCWeM2eqUV674svLops4TkiF4866DV8jxqO0+uNA4Btq6ihHGdu/Vd8 fHR9g3O3t2Q75sr9GQ0uoBfQsOxBizAWqgj0v++1DbRd3+CCZzQP+qKKvckek6EDg2 oOKUgty9BcHHl64qLqy5hb0qD3z56veqcObdX8XA9B3yqLTc7rEc+Y9wPGjWYC87Mc lGxbSbBoCSSRMqL9oLVfJnFBD6dkhN7B5eXlaBwkzOyUkw8efqV7PZeL1DTwmWatk5 G+p+bLK7+dEKw== 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 31/73] media: rkisp1: Store IRQ lines Date: Mon, 22 Jan 2024 10:01:45 -0500 Message-ID: <20240122150432.992458-31-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 0753874617de883c6d4da903142f334f76a75d70 ] Store the IRQ lines used by the driver for easy access. These are needed in future patches which fix IRQ race issues. Link: https://lore.kernel.org/r/20231207-rkisp-irq-fix-v3-3-358a2c871a3c@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 --- .../platform/rockchip/rkisp1/rkisp1-common.h | 11 ++++++++++- .../media/platform/rockchip/rkisp1/rkisp1-dev.c | 17 +++++++++++++---- 2 files changed, 23 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h index d30f0ecb1bfd..104a1dbeff43 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h @@ -61,6 +61,14 @@ struct dentry; RKISP1_CIF_ISP_EXP_END | \ RKISP1_CIF_ISP_HIST_MEASURE_RDY) +/* IRQ lines */ +enum rkisp1_irq_line { + RKISP1_IRQ_ISP = 0, + RKISP1_IRQ_MI, + RKISP1_IRQ_MIPI, + RKISP1_NUM_IRQS, +}; + /* enum for the resizer pads */ enum rkisp1_rsz_pad { RKISP1_RSZ_PAD_SINK, @@ -441,7 +449,6 @@ struct rkisp1_debug { * struct rkisp1_device - ISP platform device * * @base_addr: base register address - * @irq: the irq number * @dev: a pointer to the struct device * @clk_size: number of clocks * @clks: array of clocks @@ -459,6 +466,7 @@ struct rkisp1_debug { * @stream_lock: serializes {start/stop}_streaming callbacks between the capture devices. * @debug: debug params to be exposed on debugfs * @info: version-specific ISP information + * @irqs: IRQ line numbers */ struct rkisp1_device { void __iomem *base_addr; @@ -479,6 +487,7 @@ struct rkisp1_device { struct mutex stream_lock; /* serialize {start/stop}_streaming cb between capture devices */ struct rkisp1_debug debug; const struct rkisp1_info *info; + int irqs[RKISP1_NUM_IRQS]; }; /* diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c index 22b2ae0e89c4..c3fa40976140 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c @@ -114,6 +114,7 @@ struct rkisp1_isr_data { const char *name; irqreturn_t (*isr)(int irq, void *ctx); + u32 line_mask; }; /* ---------------------------------------------------------------------------- @@ -471,9 +472,9 @@ static const char * const px30_isp_clks[] = { }; static const struct rkisp1_isr_data px30_isp_isrs[] = { - { "isp", rkisp1_isp_isr }, - { "mi", rkisp1_capture_isr }, - { "mipi", rkisp1_csi_isr }, + { "isp", rkisp1_isp_isr, BIT(RKISP1_IRQ_ISP) }, + { "mi", rkisp1_capture_isr, BIT(RKISP1_IRQ_MI) }, + { "mipi", rkisp1_csi_isr, BIT(RKISP1_IRQ_MIPI) }, }; static const struct rkisp1_info px30_isp_info = { @@ -492,7 +493,7 @@ static const char * const rk3399_isp_clks[] = { }; static const struct rkisp1_isr_data rk3399_isp_isrs[] = { - { NULL, rkisp1_isr }, + { NULL, rkisp1_isr, BIT(RKISP1_IRQ_ISP) | BIT(RKISP1_IRQ_MI) | BIT(RKISP1_IRQ_MIPI) }, }; static const struct rkisp1_info rk3399_isp_info = { @@ -543,6 +544,9 @@ static int rkisp1_probe(struct platform_device *pdev) if (IS_ERR(rkisp1->base_addr)) return PTR_ERR(rkisp1->base_addr); + for (unsigned int il = 0; il < ARRAY_SIZE(rkisp1->irqs); ++il) + rkisp1->irqs[il] = -1; + for (i = 0; i < info->isr_size; i++) { irq = info->isrs[i].name ? platform_get_irq_byname(pdev, info->isrs[i].name) @@ -550,6 +554,11 @@ static int rkisp1_probe(struct platform_device *pdev) if (irq < 0) return irq; + for (unsigned int il = 0; il < ARRAY_SIZE(rkisp1->irqs); ++il) { + if (info->isrs[i].line_mask & BIT(il)) + rkisp1->irqs[il] = irq; + } + ret = devm_request_irq(dev, irq, info->isrs[i].isr, 0, dev_driver_string(dev), dev); if (ret) { -- 2.43.0