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From:   Tom Rix <trix@redhat.com>
To:     evan.quan@amd.com, alexander.deucher@amd.com,
        christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com,
        daniel@ffwll.ch, nathan@kernel.org, ndesaulniers@google.com,
        Hawking.Zhang@amd.com, kenneth.feng@amd.com, lijo.lazar@amd.com,
        KevinYang.Wang@amd.com, tim.huang@amd.com, andrealmeid@igalia.com,
        Kun.Liu2@amd.com, mario.limonciello@amd.com
Cc:     amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
        Tom Rix <trix@redhat.com>
Subject: [PATCH] drm/amd/pm: remove unused num_of_active_display variable
Date:   Fri, 31 Mar 2023 12:40:41 -0400
Message-Id: <20230331164041.1859088-1-trix@redhat.com>
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clang with W=1 reports
drivers/gpu/drm/amd/amdgpu/../pm/swsmu/amdgpu_smu.c:1700:6: error: variable
  'num_of_active_display' set but not used [-Werror,-Wunused-but-set-variable]
        int num_of_active_display = 0;
            ^
This variable is not used so remove it.

Signed-off-by: Tom Rix <trix@redhat.com>
---
 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index b5d64749990e..f93f7a9ed631 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1696,8 +1696,6 @@ static int smu_display_configuration_change(void *handle,
 					    const struct amd_pp_display_configuration *display_config)
 {
 	struct smu_context *smu = handle;
-	int index = 0;
-	int num_of_active_display = 0;
 
 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 		return -EOPNOTSUPP;
@@ -1708,11 +1706,6 @@ static int smu_display_configuration_change(void *handle,
 	smu_set_min_dcef_deep_sleep(smu,
 				    display_config->min_dcef_deep_sleep_set_clk / 100);
 
-	for (index = 0; index < display_config->num_path_including_non_display; index++) {
-		if (display_config->displays[index].controller_id != 0)
-			num_of_active_display++;
-	}
-
 	return 0;
 }
 
-- 
2.27.0