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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, qingqing.zhuo@amd.com, wenjing.liu@amd.com,
        Jun.Lei@amd.com, Josip.Pavic@amd.com, Leon.Huang1@amd.com,
        Nicholas.Kazlauskas@amd.com
Cc:     amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org, Tom Rix <trix@redhat.com>
Subject: [PATCH] drm/amd/display: remove unused variables otg_inst and cmd
Date:   Wed, 19 Apr 2023 22:04:22 -0400
Message-Id: <20230420020422.3256782-1-trix@redhat.com>
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gcc reports
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_hwseq.c:
  In function ‘dcn21_set_backlight_level’:
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_hwseq.c:229:18:
  error: unused variable ‘otg_inst’ [-Werror=unused-variable]
  229 |         uint32_t otg_inst = pipe_ctx->stream_res.tg->inst;
      |                  ^~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_hwseq.c:226:27:
  error: unused variable ‘cmd’ [-Werror=unused-variable]
  226 |         union dmub_rb_cmd cmd;
      |                           ^~~

These variables are not used, so remove them.

Fixes: e97cc04fe0fb ("drm/amd/display: refactor dmub commands into single function")
Signed-off-by: Tom Rix <trix@redhat.com>
---
 drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hwseq.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hwseq.c
index 55a464a39529..43463d08f21b 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hwseq.c
@@ -223,10 +223,8 @@ bool dcn21_set_backlight_level(struct pipe_ctx *pipe_ctx,
 		uint32_t backlight_pwm_u16_16,
 		uint32_t frame_ramp)
 {
-	union dmub_rb_cmd cmd;
 	struct dc_context *dc = pipe_ctx->stream->ctx;
 	struct abm *abm = pipe_ctx->stream_res.abm;
-	uint32_t otg_inst = pipe_ctx->stream_res.tg->inst;
 	struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl;
 
 	if (dc->dc->res_pool->dmcu) {
-- 
2.27.0