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From: Benoit Parrot <bparrot@ti.com>
To: Hans Verkuil <hverkuil@xs4all.nl>
Cc: <linux-media@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>,
	Tomi Valkeinen <tomi.valkeinen@ti.com>,
	Benoit Parrot <bparrot@ti.com>, stable <stable@vger.kernel.org>
Subject: [Patch 1/1] media: ti-vpe: cal: fix disable_irqs to only the intended target
Date: Mon, 2 Mar 2020 07:56:52 -0600	[thread overview]
Message-ID: <20200302135652.9365-1-bparrot@ti.com> (raw)

disable_irqs() was mistakenly disabling all interrupts when called.
This cause all port stream to stop even if only stopping one of them.

Cc: stable <stable@vger.kernel.org>
Signed-off-by: Benoit Parrot <bparrot@ti.com>
---
 drivers/media/platform/ti-vpe/cal.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c
index 6e009e479be3..6d4cbb8782ed 100644
--- a/drivers/media/platform/ti-vpe/cal.c
+++ b/drivers/media/platform/ti-vpe/cal.c
@@ -722,16 +722,16 @@ static void enable_irqs(struct cal_ctx *ctx)
 
 static void disable_irqs(struct cal_ctx *ctx)
 {
+	u32 val;
+
 	/* Disable IRQ_WDMA_END 0/1 */
-	reg_write_field(ctx->dev,
-			CAL_HL_IRQENABLE_CLR(2),
-			CAL_HL_IRQ_CLEAR,
-			CAL_HL_IRQ_MASK(ctx->csi2_port));
+	val = 0;
+	set_field(&val, CAL_HL_IRQ_CLEAR, CAL_HL_IRQ_MASK(ctx->csi2_port));
+	reg_write(ctx->dev, CAL_HL_IRQENABLE_CLR(2), val);
 	/* Disable IRQ_WDMA_START 0/1 */
-	reg_write_field(ctx->dev,
-			CAL_HL_IRQENABLE_CLR(3),
-			CAL_HL_IRQ_CLEAR,
-			CAL_HL_IRQ_MASK(ctx->csi2_port));
+	val = 0;
+	set_field(&val, CAL_HL_IRQ_CLEAR, CAL_HL_IRQ_MASK(ctx->csi2_port));
+	reg_write(ctx->dev, CAL_HL_IRQENABLE_CLR(3), val);
 	/* Todo: Add VC_IRQ and CSI2_COMPLEXIO_IRQ handling */
 	reg_write(ctx->dev, CAL_CSI2_VC_IRQENABLE(1), 0);
 }
-- 
2.17.1


             reply	other threads:[~2020-03-02 13:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-02 13:56 Benoit Parrot [this message]
2020-03-04  8:49 ` [Patch 1/1] media: ti-vpe: cal: fix disable_irqs to only the intended target Tomi Valkeinen
2020-03-04 13:17   ` Benoit Parrot
2020-03-04 15:35 ` Sasha Levin

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