* [PATCH] drm/amd/display: reduce else-if to else in dcn32_calculate_dlg_params()
@ 2023-01-26 20:49 Tom Rix
2023-01-31 17:22 ` Alex Deucher
0 siblings, 1 reply; 2+ messages in thread
From: Tom Rix @ 2023-01-26 20:49 UTC (permalink / raw)
To: harry.wentland, sunpeng.li, Rodrigo.Siqueira, alexander.deucher,
christian.koenig, Xinhui.Pan, airlied, daniel, jun.lei,
Alvin.Lee2, Nevenko.Stupar, Dillon.Varone, george.shen, rdunlap,
David.Galiffi
Cc: Tom Rix, dri-devel, amd-gfx, linux-kernel
cppcheck reports
drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c:1403:76: style:
Expression is always true because 'else if' condition is opposite to previous condition at line 1396. [multiCondition]
} else if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type == SUBVP_PHANTOM) {
^
drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c:1396:69: note: first condition
if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type != SUBVP_PHANTOM) {
^
drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c:1403:76: note: else if condition is opposite to first condition
} else if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type == SUBVP_PHANTOM) {
It is not necessary to explicitly the check != condition, an else is simplier.
Fixes: 238debcaebe4 ("drm/amd/display: Use DML for MALL SS and Subvp allocation calculations")
Signed-off-by: Tom Rix <trix@redhat.com>
---
drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
index 0dc1a03999b6..c96cbd88e20d 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
@@ -1400,7 +1400,7 @@ static void dcn32_calculate_dlg_params(struct dc *dc, struct dc_state *context,
/* SS PSR On: all active surfaces part of streams not supporting PSR stored in MALL */
context->bw_ctx.bw.dcn.mall_ss_psr_active_size_bytes += context->res_ctx.pipe_ctx[i].surface_size_in_mall_bytes;
}
- } else if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type == SUBVP_PHANTOM) {
+ } else {
/* SUBVP: phantom surfaces only stored in MALL */
context->bw_ctx.bw.dcn.mall_subvp_size_bytes += context->res_ctx.pipe_ctx[i].surface_size_in_mall_bytes;
}
--
2.26.3
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] drm/amd/display: reduce else-if to else in dcn32_calculate_dlg_params()
2023-01-26 20:49 [PATCH] drm/amd/display: reduce else-if to else in dcn32_calculate_dlg_params() Tom Rix
@ 2023-01-31 17:22 ` Alex Deucher
0 siblings, 0 replies; 2+ messages in thread
From: Alex Deucher @ 2023-01-31 17:22 UTC (permalink / raw)
To: Tom Rix
Cc: Dillon.Varone, rdunlap, amd-gfx, sunpeng.li, airlied, Xinhui.Pan,
Rodrigo.Siqueira, linux-kernel, dri-devel, Nevenko.Stupar,
Alvin.Lee2, daniel, george.shen, alexander.deucher, David.Galiffi,
jun.lei, harry.wentland, christian.koenig
Applied. Thanks!
Alex
On Thu, Jan 26, 2023 at 3:50 PM Tom Rix <trix@redhat.com> wrote:
>
> cppcheck reports
> drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c:1403:76: style:
> Expression is always true because 'else if' condition is opposite to previous condition at line 1396. [multiCondition]
> } else if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type == SUBVP_PHANTOM) {
> ^
> drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c:1396:69: note: first condition
> if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type != SUBVP_PHANTOM) {
> ^
> drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c:1403:76: note: else if condition is opposite to first condition
> } else if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type == SUBVP_PHANTOM) {
>
> It is not necessary to explicitly the check != condition, an else is simplier.
>
> Fixes: 238debcaebe4 ("drm/amd/display: Use DML for MALL SS and Subvp allocation calculations")
> Signed-off-by: Tom Rix <trix@redhat.com>
> ---
> drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
> index 0dc1a03999b6..c96cbd88e20d 100644
> --- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
> +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
> @@ -1400,7 +1400,7 @@ static void dcn32_calculate_dlg_params(struct dc *dc, struct dc_state *context,
> /* SS PSR On: all active surfaces part of streams not supporting PSR stored in MALL */
> context->bw_ctx.bw.dcn.mall_ss_psr_active_size_bytes += context->res_ctx.pipe_ctx[i].surface_size_in_mall_bytes;
> }
> - } else if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type == SUBVP_PHANTOM) {
> + } else {
> /* SUBVP: phantom surfaces only stored in MALL */
> context->bw_ctx.bw.dcn.mall_subvp_size_bytes += context->res_ctx.pipe_ctx[i].surface_size_in_mall_bytes;
> }
> --
> 2.26.3
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2023-01-26 20:49 [PATCH] drm/amd/display: reduce else-if to else in dcn32_calculate_dlg_params() Tom Rix
2023-01-31 17:22 ` Alex Deucher
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