diff options
| author |   Charlene Liu <charlene.liu@amd.com> | 2018-04-18 14:31:41 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2018-05-18 16:08:23 -0500 |
| commit | 3ba43a59927fbde07414393dfc2b6753cb233e00 (patch) | |
| tree | 2723a35205e084a28704b87cfd610f1d0183f342 /drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h | |
| parent | drm/amd/display: truncate scaling ratios and inits to 19 bit precision (diff) | |
| download | linux-dev-3ba43a59927fbde07414393dfc2b6753cb233e00.tar.xz linux-dev-3ba43a59927fbde07414393dfc2b6753cb233e00.zip | |
drm/amd/display: underflow/blankscreen recovery
[Description]
for any reason, if driver detects HUBP underflow,
if a debug option enabled to enable recovery.
it will kick in a sequence of recovery.
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h index fe9b8c4a91ca..af384034398f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h @@ -253,6 +253,7 @@ HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_UNDERFLOW_STATUS, mask_sh),\ HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_NO_OUTSTANDING_REQ, mask_sh),\ HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_VTG_SEL, mask_sh),\ + HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_DISABLE, mask_sh),\ HUBP_SF(HUBP0_DCSURF_ADDR_CONFIG, NUM_PIPES, mask_sh),\ HUBP_SF(HUBP0_DCSURF_ADDR_CONFIG, NUM_BANKS, mask_sh),\ HUBP_SF(HUBP0_DCSURF_ADDR_CONFIG, PIPE_INTERLEAVE, mask_sh),\ @@ -421,6 +422,7 @@ #define DCN_HUBP_REG_FIELD_LIST(type) \ type HUBP_BLANK_EN;\ + type HUBP_DISABLE;\ type HUBP_TTU_DISABLE;\ type HUBP_NO_OUTSTANDING_REQ;\ type HUBP_VTG_SEL;\ @@ -723,4 +725,5 @@ void hubp1_read_state(struct hubp *hubp); enum cursor_pitch hubp1_get_cursor_pitch(unsigned int pitch); + #endif |