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| author | Daniel Miess <daniel.miess@amd.com> | 2023-10-13 10:38:09 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-11-07 11:15:48 -0500 |
| commit | 89830c62e677187a75b25202effbbf6611fc6552 (patch) | |
| tree | 07d5510f4201c4509e1935733c9df39bc9179640 /drivers | |
| parent | 9256e8d47a2fa0bcb5d32e7fee8c674c476a480f (diff) | |
| download | linux-stable-89830c62e677187a75b25202effbbf6611fc6552.tar.gz linux-stable-89830c62e677187a75b25202effbbf6611fc6552.tar.bz2 linux-stable-89830c62e677187a75b25202effbbf6611fc6552.zip | |
drm/amd/display: On boot disable domain22 force power on
[Why]
HDCP2 enablement fails when domain22 is set to force
power on
[How]
Disable force power on for domain22 on startup
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: Daniel Miess <daniel.miess@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
4 files changed, 15 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c index 0f60c40e1fc5..46f71ff08fd1 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c +++ b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c @@ -332,6 +332,13 @@ void pg_cntl35_io_clk_pg_control(struct pg_cntl *pg_cntl, bool power_on) pg_cntl->pg_res_enable[PG_DCIO] = power_on; } +void pg_cntl35_set_force_poweron_domain22(struct pg_cntl *pg_cntl, bool power_on) +{ + struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl); + + REG_UPDATE(DOMAIN22_PG_CONFIG, DOMAIN_POWER_FORCEON, power_on ? 1 : 0); +} + static bool pg_cntl35_plane_otg_status(struct pg_cntl *pg_cntl) { struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl); @@ -501,7 +508,8 @@ static const struct pg_cntl_funcs pg_cntl35_funcs = { .mpcc_pg_control = pg_cntl35_mpcc_pg_control, .opp_pg_control = pg_cntl35_opp_pg_control, .optc_pg_control = pg_cntl35_optc_pg_control, - .dwb_pg_control = pg_cntl35_dwb_pg_control + .dwb_pg_control = pg_cntl35_dwb_pg_control, + .set_force_poweron_domain22 = pg_cntl35_set_force_poweron_domain22 }; struct pg_cntl *pg_cntl35_create( diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h index 3de240884d22..069dae08e222 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h +++ b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h @@ -183,6 +183,7 @@ void pg_cntl35_optc_pg_control(struct pg_cntl *pg_cntl, unsigned int optc_inst, bool power_on); void pg_cntl35_dwb_pg_control(struct pg_cntl *pg_cntl, bool power_on); void pg_cntl35_init_pg_status(struct pg_cntl *pg_cntl); +void pg_cntl35_set_force_poweron_domain22(struct pg_cntl *pg_cntl, bool power_on); struct pg_cntl *pg_cntl35_create( struct dc_context *ctx, diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c index 34737d60b965..ff46e36cb254 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c @@ -311,6 +311,9 @@ void dcn35_init_hw(struct dc *dc) if (dc->res_pool->pg_cntl) { if (dc->res_pool->pg_cntl->funcs->init_pg_status) dc->res_pool->pg_cntl->funcs->init_pg_status(dc->res_pool->pg_cntl); + + if (dc->res_pool->pg_cntl->funcs->set_force_poweron_domain22) + dc->res_pool->pg_cntl->funcs->set_force_poweron_domain22(dc->res_pool->pg_cntl, false); } } diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h b/drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h index 00ea3864dd4d..b9812afb886b 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h @@ -47,6 +47,8 @@ struct pg_cntl_funcs { void (*optc_pg_control)(struct pg_cntl *pg_cntl, unsigned int optc_inst, bool power_on); void (*dwb_pg_control)(struct pg_cntl *pg_cntl, bool power_on); void (*init_pg_status)(struct pg_cntl *pg_cntl); + + void (*set_force_poweron_domain22)(struct pg_cntl *pg_cntl, bool power_on); }; #endif //__DC_PG_CNTL_H__ |