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drm/amdgpu: add print support for vcn_v4_0 ip dump

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Add support for logging the registers in devcoredump
buffer for vcn_v4_0.

Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sunil Khatri 2024-08-05 12:43:07 +05:30 committed by Alex Deucher
parent dc57edda81
commit 3a50a51d04
1 changed files with 33 additions and 1 deletions
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34
drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
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@ -2158,6 +2158,38 @@ static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev)
}
}
static void vcn_v4_0_print_ip_state(void *handle, struct drm_printer *p)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i, j;
uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_4_0);
uint32_t inst_off, is_powered;
if (!adev->vcn.ip_dump)
return;
drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
if (adev->vcn.harvest_config & (1 << i)) {
drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
continue;
}
inst_off = i * reg_count;
is_powered = (adev->vcn.ip_dump[inst_off] &
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
if (is_powered) {
drm_printf(p, "\nActive Instance:VCN%d\n", i);
for (j = 0; j < reg_count; j++)
drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_4_0[j].reg_name,
adev->vcn.ip_dump[inst_off + j]);
} else {
drm_printf(p, "\nInactive Instance:VCN%d\n", i);
}
}
}
static void vcn_v4_0_dump_ip_state(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
@ -2206,7 +2238,7 @@ static const struct amd_ip_funcs vcn_v4_0_ip_funcs = {
.set_clockgating_state = vcn_v4_0_set_clockgating_state,
.set_powergating_state = vcn_v4_0_set_powergating_state,
.dump_ip_state = vcn_v4_0_dump_ip_state,
.print_ip_state = NULL,
.print_ip_state = vcn_v4_0_print_ip_state,
};
const struct amdgpu_ip_block_version vcn_v4_0_ip_block = {