bybrooklyn/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-04-19 23:34:00 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/amd/display: Only allow dig mapping to pwrseq in new asic

Browse Source 
[Why]
The old asic only have 1 pwrseq hw.
We don't need to map the diginst to pwrseq inst in old asic.

[How]
1. Only mapping dig to pwrseq for new asic.
2. Move mapping function into dcn specific panel control component

Cc: Stable <stable@vger.kernel.org> # v6.6+
Cc: Mario Limonciello <mario.limonciello@amd.com>
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3122
Reviewed-by: Anthony Koo <anthony.koo@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Lewis Huang <lewis.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lewis Huang
2024-01-31 17:20:17 +08:00
committed by Alex Deucher
parent 22e1dc4b2f
commit 4e73826089
5 changed files with 21 additions and 27 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c
View File

@@ -154,8 +154,24 @@ void dcn31_panel_cntl_construct(
struct dcn31_panel_cntl *dcn31_panel_cntl,
const struct panel_cntl_init_data *init_data)
{
uint8_t pwrseq_inst = 0xF;
dcn31_panel_cntl->base.funcs = &dcn31_link_panel_cntl_funcs;
dcn31_panel_cntl->base.ctx = init_data->ctx;
dcn31_panel_cntl->base.inst = init_data->inst;
dcn31_panel_cntl->base.pwrseq_inst = init_data->pwrseq_inst;
switch (init_data->eng_id) {
case ENGINE_ID_DIGA:
pwrseq_inst = 0;
break;
case ENGINE_ID_DIGB:
pwrseq_inst = 1;
break;
default:
DC_LOG_WARNING("Unsupported pwrseq engine id: %d!\n", init_data->eng_id);
ASSERT(false);
break;
}
dcn31_panel_cntl->base.pwrseq_inst = pwrseq_inst;
}