[PATCH 5.10 12/29] gpu: ipu-v3: Fix i.MX IPU-v3 offset calculations for (semi)planar U/V formats
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-09-06 12:56:22
Also in:
lkml
Subsystem:
drm drivers, drm drivers for freescale imx 5/6, the rest · Maintainers:
David Airlie, Simona Vetter, Philipp Zabel, Linus Torvalds
From: Krzysztof Hałasa <khalasa@piap.pl> [ Upstream commit 7cca7c8096e2c8a4149405438329b5035d0744f0 ] Video captured in 1400x1050 resolution (bytesperline aka stride = 1408 bytes) is invalid. Fix it. Signed-off-by: Krzysztof Halasa <khalasa@piap.pl> Link: https://lore.kernel.org/r/m3y2bmq7a4.fsf@t19.piap.pl (local) [p.zabel@pengutronix.de: added "gpu: ipu-v3:" prefix to commit description] Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/ipu-v3/ipu-cpmem.c | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c
index a1c85d1521f5..82b244cb313e 100644
--- a/drivers/gpu/ipu-v3/ipu-cpmem.c
+++ b/drivers/gpu/ipu-v3/ipu-cpmem.c@@ -585,21 +585,21 @@ static const struct ipu_rgb def_bgra_16 = { .bits_per_pixel = 16, }; -#define Y_OFFSET(pix, x, y) ((x) + pix->width * (y)) -#define U_OFFSET(pix, x, y) ((pix->width * pix->height) + \ - (pix->width * ((y) / 2) / 2) + (x) / 2) -#define V_OFFSET(pix, x, y) ((pix->width * pix->height) + \ - (pix->width * pix->height / 4) + \ - (pix->width * ((y) / 2) / 2) + (x) / 2) -#define U2_OFFSET(pix, x, y) ((pix->width * pix->height) + \ - (pix->width * (y) / 2) + (x) / 2) -#define V2_OFFSET(pix, x, y) ((pix->width * pix->height) + \ - (pix->width * pix->height / 2) + \ - (pix->width * (y) / 2) + (x) / 2) -#define UV_OFFSET(pix, x, y) ((pix->width * pix->height) + \ - (pix->width * ((y) / 2)) + (x)) -#define UV2_OFFSET(pix, x, y) ((pix->width * pix->height) + \ - (pix->width * y) + (x)) +#define Y_OFFSET(pix, x, y) ((x) + pix->bytesperline * (y)) +#define U_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \ + (pix->bytesperline * ((y) / 2) / 2) + (x) / 2) +#define V_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \ + (pix->bytesperline * pix->height / 4) + \ + (pix->bytesperline * ((y) / 2) / 2) + (x) / 2) +#define U2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \ + (pix->bytesperline * (y) / 2) + (x) / 2) +#define V2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \ + (pix->bytesperline * pix->height / 2) + \ + (pix->bytesperline * (y) / 2) + (x) / 2) +#define UV_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \ + (pix->bytesperline * ((y) / 2)) + (x)) +#define UV2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \ + (pix->bytesperline * y) + (x)) #define NUM_ALPHA_CHANNELS 7
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2.30.2