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drm/amd/display: Add additional pstate registers to HW state query

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[WHY]
These registers would be useful to know when debugging pstate issues.

[HOW]
Add additional registers to hw state query.

Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Sung Lee <sunglee@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sung Lee
2023-04-21 12:03:16 -04:00
committed by Alex Deucher
parent 1ffbc89c30
commit 738b3469f8
4 changed files with 16 additions and 0 deletions
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2
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.h
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@@ -690,6 +690,8 @@ struct dcn_hubp_state {
uint32_t primary_surface_addr_hi;
uint32_t primary_meta_addr_lo;
uint32_t primary_meta_addr_hi;
uint32_t uclk_pstate_force;
uint32_t hubp_cntl;
};
struct dcn10_hubp {

6
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c
View File

@@ -628,6 +628,12 @@ void hubbub2_read_state(struct hubbub *hubbub, struct dcn_hubbub_state *hubbub_s
REG_WRITE(DCHUBBUB_TEST_DEBUG_INDEX, 0x6);
hubbub_state->test_debug_data = REG_READ(DCHUBBUB_TEST_DEBUG_DATA);
}
if (REG(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL))
hubbub_state->watermark_change_cntl = REG_READ(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL);
if (REG(DCHUBBUB_ARB_DRAM_STATE_CNTL))
hubbub_state->dram_state_cntl = REG_READ(DCHUBBUB_ARB_DRAM_STATE_CNTL);
}
static const struct hubbub_funcs hubbub2_funcs = {

6
drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubp.c
View File

@@ -449,6 +449,12 @@ void hubp3_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(UCLK_PSTATE_FORCE))
s->uclk_pstate_force = REG_READ(UCLK_PSTATE_FORCE);
if (REG(DCHUBP_CNTL))
s->hubp_cntl = REG_READ(DCHUBP_CNTL);
}
void hubp3_setup(

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

@@ -112,6 +112,8 @@ struct dcn_hubbub_state {
uint32_t vm_error_pipe;
uint32_t vm_error_mode;
uint32_t test_debug_data;
uint32_t watermark_change_cntl;
uint32_t dram_state_cntl;
};
struct hubbub_funcs {