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| author | Anthony Koo <Anthony.Koo@amd.com> | 2022-10-20 11:46:45 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-10-27 14:43:00 -0400 |
| commit | 1fb695d9e67d86c28f888b22d246c4333afa8a71 (patch) | |
| tree | 5e56d1e9d7e8108813974bfc46c42b37cd756638 /drivers | |
| parent | f7f697403f2067ddbeff3344a4c2d20ff44ace79 (diff) | |
| download | linux-stable-1fb695d9e67d86c28f888b22d246c4333afa8a71.tar.gz linux-stable-1fb695d9e67d86c28f888b22d246c4333afa8a71.tar.bz2 linux-stable-1fb695d9e67d86c28f888b22d246c4333afa8a71.zip | |
drm/amd/display: Document part of the DMUB cmd
Add a simple documentation in the dmub_cmd.
Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h index dc7c4d74cb5d..bc9344af1995 100644 --- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h +++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h @@ -729,6 +729,7 @@ enum dmub_cmd_type { /** * Command type used for all VBIOS interface commands. */ + /** * Command type used for all SECURE_DISPLAY commands. */ @@ -3147,14 +3148,23 @@ struct dmub_rb_cmd_get_usbc_cable_id { } data; }; +/** + * Command type of a DMUB_CMD__SECURE_DISPLAY command + */ enum dmub_cmd_secure_display_type { - DMUB_CMD__SECURE_DISPLAY_TEST_CMD = 0, + DMUB_CMD__SECURE_DISPLAY_TEST_CMD = 0, /* test command to only check if inbox message works */ DMUB_CMD__SECURE_DISPLAY_CRC_STOP_UPDATE, DMUB_CMD__SECURE_DISPLAY_CRC_WIN_NOTIFY }; +/** + * Definition of a DMUB_CMD__SECURE_DISPLAY command + */ struct dmub_rb_cmd_secure_display { struct dmub_cmd_header header; + /** + * Data passed from driver to dmub firmware. + */ struct dmub_cmd_roi_info { uint16_t x_start; uint16_t x_end; @@ -3373,6 +3383,7 @@ union dmub_rb_cmd { * Definition of a DMUB_CMD__SECURE_DISPLAY command. */ struct dmub_rb_cmd_secure_display secure_display; + /** * Definition of a DMUB_CMD__DPIA_HPD_INT_ENABLE command. */ |