Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/amdgpu: add print support for vcn_v2_0 ip dump
Add support for logging the registers in devcoredump
buffer for vcn_v2_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>
authored by
Sunil Khatri
and committed by
Alex Deucher
b910cacb
2239aaa2
+33
-1
+33
-1
drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
+33
-1
drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
···
2034
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return vcn_v2_0_start_mmsch(adev, &adev->virt.mm_table);
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}
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2037
+
static void vcn_v2_0_print_ip_state(void *handle, struct drm_printer *p)
2038
+
{
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+
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
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+
int i, j;
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+
uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_0);
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+
uint32_t inst_off, is_powered;
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+
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if (!adev->vcn.ip_dump)
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return;
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+
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drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
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for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
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+
if (adev->vcn.harvest_config & (1 << i)) {
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+
drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
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continue;
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+
}
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+
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+
inst_off = i * reg_count;
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+
is_powered = (adev->vcn.ip_dump[inst_off] &
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+
UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
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+
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if (is_powered) {
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drm_printf(p, "\nActive Instance:VCN%d\n", i);
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for (j = 0; j < reg_count; j++)
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+
drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_2_0[j].reg_name,
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adev->vcn.ip_dump[inst_off + j]);
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+
} else {
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drm_printf(p, "\nInactive Instance:VCN%d\n", i);
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+
}
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+
}
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}
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+
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static void vcn_v2_0_dump_ip_state(void *handle)
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{
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struct amdgpu_device *adev = (struct amdgpu_device *)handle;
···
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.set_clockgating_state = vcn_v2_0_set_clockgating_state,
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.set_powergating_state = vcn_v2_0_set_powergating_state,
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.dump_ip_state = vcn_v2_0_dump_ip_state,
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-
.print_ip_state = NULL,
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+
.print_ip_state = vcn_v2_0_print_ip_state,
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};
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static const struct amdgpu_ring_funcs vcn_v2_0_dec_ring_vm_funcs = {