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drm/amd/display: implement fw-driver interface for abm 2.4 

[Why]
IRAM definition needed for versions of DMCU containing ABM 2.4

[How]
Pass ABM 2.3 IRAM definition, which is compatible with ABM 2.4, to DMCU
when ABM 2.4 FW is detected

Signed-off-by: Josip Pavic <Josip.Pavic@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Josip Pavic 2019-12-18 17:37:43 -05:00 committed by Alex Deucher
parent d905c33a43
commit 38a20a4580
1 changed files with 6 additions and 1 deletions
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7
drivers/gpu/drm/amd/display/modules/power/power_helpers.c
View File

@ -662,7 +662,11 @@ bool dmcu_load_iram(struct dmcu *dmcu,
memset(&ram_table, 0, sizeof(ram_table));
if (dmcu->dmcu_version.abm_version == 0x23) {
if (dmcu->dmcu_version.abm_version == 0x24) {
fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params);
result = dmcu->funcs->load_iram(
dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
} else if (dmcu->dmcu_version.abm_version == 0x23) {
fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params);
result = dmcu->funcs->load_iram(
@ -687,3 +691,4 @@ bool dmcu_load_iram(struct dmcu *dmcu,
return result;
}