From: Timur Kristóf Date: Thu, 28 Aug 2025 15:11:11 +0000 (+0200) Subject: drm/amd/pm: Remove wm_low and wm_high fields from amdgpu_crtc (v2) X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=6df0768c0ddbed8f4be900489a1502f0bd4bde87;p=users%2Fhch%2Fmisc.git drm/amd/pm: Remove wm_low and wm_high fields from amdgpu_crtc (v2) These fields were only used by si_dpm and are not necessary anymore. They also may have been incorrect because: - wm_high was set to the LOW_WATERMARK field of watermark A. - wm_low was not set on DCE 6 and was always zero. Reviewed-by: Alex Deucher Signed-off-by: Timur Kristóf Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h index 6da4f946cac0..20460cfd09bc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h @@ -496,8 +496,6 @@ struct amdgpu_crtc { struct drm_connector *connector; /* for dpm */ u32 line_time; - u32 wm_low; - u32 wm_high; u32 lb_vblank_lead_lines; struct drm_display_mode hw_mode; /* for virtual dce */ diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c index ba73518f5cdf..72ca6538b2e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c @@ -1141,8 +1141,7 @@ static void dce_v10_0_program_watermarks(struct amdgpu_device *adev, /* save values for DPM */ amdgpu_crtc->line_time = line_time; - amdgpu_crtc->wm_high = latency_watermark_a; - amdgpu_crtc->wm_low = latency_watermark_b; + /* Save number of lines the linebuffer leads before the scanout */ amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; } diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index b01d88d078fa..e84608891300 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -1173,8 +1173,7 @@ static void dce_v11_0_program_watermarks(struct amdgpu_device *adev, /* save values for DPM */ amdgpu_crtc->line_time = line_time; - amdgpu_crtc->wm_high = latency_watermark_a; - amdgpu_crtc->wm_low = latency_watermark_b; + /* Save number of lines the linebuffer leads before the scanout */ amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; } diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index 81760a26f2ff..acc887a58518 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -1034,7 +1034,6 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev, /* save values for DPM */ amdgpu_crtc->line_time = line_time; - amdgpu_crtc->wm_high = latency_watermark_a; /* Save number of lines the linebuffer leads before the scanout */ amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index 19a265bd4d19..2ccd6aad8dd6 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -1096,8 +1096,7 @@ static void dce_v8_0_program_watermarks(struct amdgpu_device *adev, /* save values for DPM */ amdgpu_crtc->line_time = line_time; - amdgpu_crtc->wm_high = latency_watermark_a; - amdgpu_crtc->wm_low = latency_watermark_b; + /* Save number of lines the linebuffer leads before the scanout */ amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; }