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drm/amd/display: Enable pflip interrupt upon pipe enable

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[Why]
pflip interrupt would not be enabled promptly if a pipe is disabled
and re-enabled, causing flip_done timeout error during DP
compliance tests

[How]
Enable pflip interrupt upon pipe enablement

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Qingqing Zhuo 2021-02-19 17:17:50 -05:00 committed by Alex Deucher
parent 680174cfd1
commit 7afa0033d6
10 changed files with 37 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View File

@ -4725,6 +4725,7 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev,
dc_plane_state->global_alpha_value = plane_info.global_alpha_value;
dc_plane_state->dcc = plane_info.dcc;
dc_plane_state->layer_index = plane_info.layer_index; // Always returns 0
dc_plane_state->flip_int_enabled = true;
/*
* Always set input transfer function, since plane state is refreshed

1
drivers/gpu/drm/amd/display/dc/dc.h
View File

@ -887,6 +887,7 @@ struct dc_plane_state {
int layer_index;
union surface_update_flags update_flags;
bool flip_int_enabled;
/* private to DC core */
struct dc_plane_status status;
struct dc_context *ctx;

11
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
View File

@ -1257,6 +1257,16 @@ void hubp1_soft_reset(struct hubp *hubp, bool reset)
REG_UPDATE(DCHUBP_CNTL, HUBP_DISABLE, reset ? 1 : 0);
}
void hubp1_set_flip_int(struct hubp *hubp)
{
struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);
REG_UPDATE(DCSURF_SURFACE_FLIP_INTERRUPT,
SURFACE_FLIP_INT_MASK, 1);
return;
}
void hubp1_init(struct hubp *hubp)
{
//do nothing
@ -1290,6 +1300,7 @@ static const struct hubp_funcs dcn10_hubp_funcs = {
.dmdata_load = NULL,
.hubp_soft_reset = hubp1_soft_reset,
.hubp_in_blank = hubp1_in_blank,
.hubp_set_flip_int = hubp1_set_flip_int,
};
/*****************************************/

6
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h
View File

@ -74,6 +74,7 @@
SRI(DCSURF_SURFACE_EARLIEST_INUSE_C, HUBPREQ, id),\
SRI(DCSURF_SURFACE_EARLIEST_INUSE_HIGH_C, HUBPREQ, id),\
SRI(DCSURF_SURFACE_CONTROL, HUBPREQ, id),\
SRI(DCSURF_SURFACE_FLIP_INTERRUPT, HUBPREQ, id),\
SRI(HUBPRET_CONTROL, HUBPRET, id),\
SRI(DCN_EXPANSION_MODE, HUBPREQ, id),\
SRI(DCHUBP_REQ_SIZE_CONFIG, HUBP, id),\
@ -183,6 +184,7 @@
uint32_t DCSURF_SURFACE_EARLIEST_INUSE_C; \
uint32_t DCSURF_SURFACE_EARLIEST_INUSE_HIGH_C; \
uint32_t DCSURF_SURFACE_CONTROL; \
uint32_t DCSURF_SURFACE_FLIP_INTERRUPT; \
uint32_t HUBPRET_CONTROL; \
uint32_t DCN_EXPANSION_MODE; \
uint32_t DCHUBP_REQ_SIZE_CONFIG; \
@ -332,6 +334,7 @@
HUBP_SF(HUBPREQ0_DCSURF_SURFACE_CONTROL, SECONDARY_META_SURFACE_TMZ_C, mask_sh),\
HUBP_SF(HUBPREQ0_DCSURF_SURFACE_CONTROL, SECONDARY_SURFACE_DCC_EN, mask_sh),\
HUBP_SF(HUBPREQ0_DCSURF_SURFACE_CONTROL, SECONDARY_SURFACE_DCC_IND_64B_BLK, mask_sh),\
HUBP_SF(HUBPREQ0_DCSURF_SURFACE_FLIP_INTERRUPT, SURFACE_FLIP_INT_MASK, mask_sh),\
HUBP_SF(HUBPRET0_HUBPRET_CONTROL, DET_BUF_PLANE1_BASE_ADDRESS, mask_sh),\
HUBP_SF(HUBPRET0_HUBPRET_CONTROL, CROSSBAR_SRC_CB_B, mask_sh),\
HUBP_SF(HUBPRET0_HUBPRET_CONTROL, CROSSBAR_SRC_CR_R, mask_sh),\
@ -531,6 +534,7 @@
type PRIMARY_SURFACE_DCC_IND_64B_BLK;\
type SECONDARY_SURFACE_DCC_EN;\
type SECONDARY_SURFACE_DCC_IND_64B_BLK;\
type SURFACE_FLIP_INT_MASK;\
type DET_BUF_PLANE1_BASE_ADDRESS;\
type CROSSBAR_SRC_CB_B;\
type CROSSBAR_SRC_CR_R;\
@ -777,4 +781,6 @@ void hubp1_read_state_common(struct hubp *hubp);
bool hubp1_in_blank(struct hubp *hubp);
void hubp1_soft_reset(struct hubp *hubp, bool reset);
void hubp1_set_flip_int(struct hubp *hubp);
#endif

7
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
View File

@ -2196,6 +2196,13 @@ static void dcn10_enable_plane(
if (dc->debug.sanity_checks) {
hws->funcs.verify_allow_pstate_change_high(dc);
}
if (!pipe_ctx->top_pipe
&& pipe_ctx->plane_state
&& pipe_ctx->plane_state->flip_int_enabled
&& pipe_ctx->plane_res.hubp->funcs->hubp_set_flip_int)
pipe_ctx->plane_res.hubp->funcs->hubp_set_flip_int(pipe_ctx->plane_res.hubp);
}
void dcn10_program_gamut_remap(struct pipe_ctx *pipe_ctx)

1
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubp.c
View File

@ -1597,6 +1597,7 @@ static struct hubp_funcs dcn20_hubp_funcs = {
.validate_dml_output = hubp2_validate_dml_output,
.hubp_in_blank = hubp1_in_blank,
.hubp_soft_reset = hubp1_soft_reset,
.hubp_set_flip_int = hubp1_set_flip_int,
};

6
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
View File

@ -1146,6 +1146,12 @@ void dcn20_enable_plane(
pipe_ctx->plane_res.hubp->funcs->hubp_set_vm_system_aperture_settings(pipe_ctx->plane_res.hubp, &apt);
}
if (!pipe_ctx->top_pipe
&& pipe_ctx->plane_state
&& pipe_ctx->plane_state->flip_int_enabled
&& pipe_ctx->plane_res.hubp->funcs->hubp_set_flip_int)
pipe_ctx->plane_res.hubp->funcs->hubp_set_flip_int(pipe_ctx->plane_res.hubp);
// if (dc->debug.sanity_checks) {
// dcn10_verify_allow_pstate_change_high(dc);
// }

1
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
View File

@ -838,6 +838,7 @@ static struct hubp_funcs dcn21_hubp_funcs = {
.hubp_set_flip_control_surface_gsl = hubp2_set_flip_control_surface_gsl,
.hubp_init = hubp21_init,
.validate_dml_output = hubp21_validate_dml_output,
.hubp_set_flip_int = hubp1_set_flip_int,
};
bool hubp21_construct(

1
drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubp.c
View File

@ -511,6 +511,7 @@ static struct hubp_funcs dcn30_hubp_funcs = {
.hubp_init = hubp3_init,
.hubp_in_blank = hubp1_in_blank,
.hubp_soft_reset = hubp1_soft_reset,
.hubp_set_flip_int = hubp1_set_flip_int,
};
bool hubp3_construct(

2
drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h
View File

@ -191,6 +191,8 @@ struct hubp_funcs {
bool (*hubp_in_blank)(struct hubp *hubp);
void (*hubp_soft_reset)(struct hubp *hubp, bool reset);
void (*hubp_set_flip_int)(struct hubp *hubp);
};
#endif