On Sun May 25 10:11:44 2025 +0200, Christophe JAILLET wrote:
> The 'used' and 'new' bitmaps are local to this function, so there is no
> need to use atomic access because concurrency can not happen.
>
> Use the non-atomic __set_bit() to save a few cycles.
>
> Signed-off-by: Christophe JAILLET <[email protected]>
> Signed-off-by: Nicolas Dufresne <[email protected]>
> Signed-off-by: Hans Verkuil <[email protected]>
Patch committed.
Thanks,
Hans Verkuil
drivers/media/platform/verisilicon/hantro_h264.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/drivers/media/platform/verisilicon/hantro_h264.c
b/drivers/media/platform/verisilicon/hantro_h264.c
index 4e9a0ecf5c13..2414782f1eb6 100644
--- a/drivers/media/platform/verisilicon/hantro_h264.c
+++ b/drivers/media/platform/verisilicon/hantro_h264.c
@@ -325,12 +325,12 @@ static void update_dpb(struct hantro_ctx *ctx)
continue;
*cdpb = *ndpb;
- set_bit(j, used);
+ __set_bit(j, used);
break;
}
if (j == ARRAY_SIZE(ctx->h264_dec.dpb))
- set_bit(i, new);
+ __set_bit(i, new);
}
/* For entries that could not be matched, use remaining free slots. */
@@ -349,7 +349,7 @@ static void update_dpb(struct hantro_ctx *ctx)
cdpb = &ctx->h264_dec.dpb[j];
*cdpb = *ndpb;
- set_bit(j, used);
+ __set_bit(j, used);
}
}
