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| author | Timur Kristóf <timur.kristof@gmail.com> | 2025-09-26 20:01:46 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-10-28 10:08:36 -0400 |
| commit | 727b179a8032c256b02b816661b2d96713f11e41 (patch) | |
| tree | 5ad6fa9db402531f29ea22f1c48da6b5d258abec /drivers/gpu/drm/amd/display/include | |
| parent | 7fb4f254c8ebcd89e32c13c2a5758b0664f9fcc4 (diff) | |
| download | linux-next-727b179a8032c256b02b816661b2d96713f11e41.tar.gz linux-next-727b179a8032c256b02b816661b2d96713f11e41.zip | |
drm/amd/display: Get maximum pixel clock from VBIOS
We will use this for validating the pixel clock when
an analog monitor is connected to VGA or DVI-I connectors.
For reference, see the legacy display code:
amdgpu_connector_vga_mode_valid
Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/include')
| -rw-r--r-- | drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h b/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h index cc467031651d..38a77fa9b4af 100644 --- a/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h +++ b/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h @@ -169,6 +169,7 @@ struct dc_firmware_info { uint32_t engine_clk_ss_percentage; } feature; + uint32_t max_pixel_clock; /* in KHz */ uint32_t default_display_engine_pll_frequency; /* in KHz */ uint32_t external_clock_source_frequency_for_dp; /* in KHz */ uint32_t smu_gpu_pll_output_freq; /* in KHz */ |