From: Tom Rix <trix@redhat.com>
To: harry.wentland@amd.com, sunpeng.li@amd.com,
Rodrigo.Siqueira@amd.com, alexander.deucher@amd.com,
christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com,
daniel@ffwll.ch, jun.lei@amd.com, Alvin.Lee2@amd.com,
Nevenko.Stupar@amd.com, Dillon.Varone@amd.com,
george.shen@amd.com, rdunlap@infradead.org,
David.Galiffi@amd.com
Cc: Tom Rix <trix@redhat.com>,
dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] drm/amd/display: reduce else-if to else in dcn32_calculate_dlg_params()
Date: Thu, 26 Jan 2023 12:49:35 -0800 [thread overview]
Message-ID: <20230126204935.819030-1-trix@redhat.com> (raw)
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
next reply other threads:[~2023-01-26 21:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-26 20:49 Tom Rix [this message]
2023-01-31 17:22 ` [PATCH] drm/amd/display: reduce else-if to else in dcn32_calculate_dlg_params() Alex Deucher
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