[PATCH v5 07/10] media: verisilicon: postproc: Fix down scale test
From: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Date: 2023-08-24 09:22:54
Also in:
linux-arm-msm, linux-media, linux-mediatek, linux-rockchip, linux-staging, lkml
Subsystem:
hantro vpu codec driver, media input infrastructure (v4l/dvb), the rest · Maintainers:
Nicolas Dufresne, Benjamin Gaignard, Philipp Zabel, Mauro Carvalho Chehab, Linus Torvalds
Do not allow down scaling if the source buffer resolution is
smaller than destination one.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Fixes: fbb6c848dd89 ("media: destage Hantro VPU driver")
---
Note: Marek has propose exactly the same fix in this patch:
[PATCH] media: verisilicon: Do not enable G2 postproc downscale if source is narrower than destination
drivers/media/platform/verisilicon/hantro_postproc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/platform/verisilicon/hantro_postproc.c b/drivers/media/platform/verisilicon/hantro_postproc.c
index e624cd98f41b..77d8ecfbe12f 100644
--- a/drivers/media/platform/verisilicon/hantro_postproc.c
+++ b/drivers/media/platform/verisilicon/hantro_postproc.c@@ -107,7 +107,7 @@ static void hantro_postproc_g1_enable(struct hantro_ctx *ctx) static int down_scale_factor(struct hantro_ctx *ctx) { - if (ctx->src_fmt.width == ctx->dst_fmt.width) + if (ctx->src_fmt.width <= ctx->dst_fmt.width) return 0; return DIV_ROUND_CLOSEST(ctx->src_fmt.width, ctx->dst_fmt.width);
--
2.39.2
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