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drm/amd/display: Add extra logging for HUBP and OTG

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[Description]
Add extra logging for DCSURF_FLIP_CNTL, DCHUBP_CNTL,
OTG_MASTER_EN, and OTG_DOUBLE_BUFFER_CONTROL for more
debuggability for a system crash.

Reviewed-by: Samson Tam <samson.tam@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alvin Lee 2024-03-20 13:27:58 -04:00 committed by Alex Deucher
parent 75d5f90df1
commit 7eb9d1e0eb
5 changed files with 15 additions and 0 deletions
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1
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h
View File

@ -692,6 +692,7 @@ struct dcn_hubp_state {
uint32_t primary_meta_addr_hi;
uint32_t uclk_pstate_force;
uint32_t hubp_cntl;
uint32_t flip_control;
};
struct dcn10_hubp {

6
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubp.c
View File

@ -1331,6 +1331,12 @@ void hubp2_read_state(struct hubp *hubp)
SWATH_HEIGHT_C, &rq_regs->rq_regs_c.swath_height,
PTE_ROW_HEIGHT_LINEAR_C, &rq_regs->rq_regs_c.pte_row_height_linear);
if (REG(DCHUBP_CNTL))
s->hubp_cntl = REG_READ(DCHUBP_CNTL);
if (REG(DCSURF_FLIP_CONTROL))
s->flip_control = REG_READ(DCSURF_FLIP_CONTROL);
}
static void hubp2_validate_dml_output(struct hubp *hubp,

3
drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubp.c
View File

@ -455,6 +455,9 @@ void hubp3_read_state(struct hubp *hubp)
if (REG(DCHUBP_CNTL))
s->hubp_cntl = REG_READ(DCHUBP_CNTL);
if (REG(DCSURF_FLIP_CONTROL))
s->flip_control = REG_READ(DCSURF_FLIP_CONTROL);
}
void hubp3_setup(

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

@ -93,6 +93,8 @@ struct dcn_otg_state {
uint32_t vertical_interrupt1_line;
uint32_t vertical_interrupt2_en;
uint32_t vertical_interrupt2_line;
uint32_t otg_master_update_lock;
uint32_t otg_double_buffer_control;
};
void optc1_read_otg_state(struct optc *optc1, struct dcn_otg_state *s);

3
drivers/gpu/drm/amd/display/dc/optc/dcn10/dcn10_optc.c
View File

@ -1383,6 +1383,9 @@ void optc1_read_otg_state(struct optc *optc1,
REG_GET(OTG_VERTICAL_INTERRUPT2_POSITION,
OTG_VERTICAL_INTERRUPT2_LINE_START, &s->vertical_interrupt2_line);
s->otg_master_update_lock = REG_READ(OTG_MASTER_UPDATE_LOCK);
s->otg_double_buffer_control = REG_READ(OTG_DOUBLE_BUFFER_CONTROL);
}
bool optc1_get_otg_active_size(struct timing_generator *optc,