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* [PATCH] media: meson-ge2d: Fix rotation parameter changes detection in 'ge2d_s_ctrl()'
@ 2021-07-29 19:49 Christophe JAILLET
  2021-07-30 10:50 ` Neil Armstrong
  0 siblings, 1 reply; 2+ messages in thread
From: Christophe JAILLET @ 2021-07-29 19:49 UTC (permalink / raw)
  To: narmstrong, mchehab, khilman, jbrunet, martin.blumenstingl,
	hverkuil-cisco
  Cc: linux-media, linux-amlogic, linux-arm-kernel, linux-kernel,
	kernel-janitors, Christophe JAILLET

There is likely a typo here. To be consistent, we should compare
'fmt.height' with 'ctx->out.pix_fmt.height', not 'ctx->out.pix_fmt.width'.

Fixes: 59a635327ca7 ("media: meson: Add M2M driver for the Amlogic GE2D Accelerator Unit")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
I've not looked deeply in the code, but why is this test needed in the
first place?
Couldn't we assigned 'ctx->out.pix_fmt = fmt' un-conditionally?
---
 drivers/media/platform/meson/ge2d/ge2d.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/meson/ge2d/ge2d.c b/drivers/media/platform/meson/ge2d/ge2d.c
index a1393fefa8ae..be22bb60e7cf 100644
--- a/drivers/media/platform/meson/ge2d/ge2d.c
+++ b/drivers/media/platform/meson/ge2d/ge2d.c
@@ -780,7 +780,7 @@ static int ge2d_s_ctrl(struct v4l2_ctrl *ctrl)
 		 * parameters, take them in account
 		 */
 		if (fmt.width != ctx->out.pix_fmt.width ||
-		    fmt.height != ctx->out.pix_fmt.width ||
+		    fmt.height != ctx->out.pix_fmt.height ||
 		    fmt.bytesperline > ctx->out.pix_fmt.bytesperline ||
 		    fmt.sizeimage > ctx->out.pix_fmt.sizeimage)
 			ctx->out.pix_fmt = fmt;
-- 
2.30.2


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2021-07-29 19:49 [PATCH] media: meson-ge2d: Fix rotation parameter changes detection in 'ge2d_s_ctrl()' Christophe JAILLET
2021-07-30 10:50 ` Neil Armstrong

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