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drm/amdgpu: Add a noverbose flag to psp_wait_for

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For extended wait with retries on a PSP register value, add a noverbose
flag to avoid excessive error messages on each timeout.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar
2025-07-01 14:48:00 +05:30
committed by Alex Deucher
parent a54e4639c4
commit 9888f73679
10 changed files with 130 additions and 118 deletions
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13
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
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@@ -575,9 +575,11 @@ static int psp_sw_fini(struct amdgpu_ip_block *ip_block)
return 0;
}
int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
uint32_t reg_val, uint32_t mask, bool check_changed)
int psp_wait_for(struct psp_context *psp, uint32_t reg_index, uint32_t reg_val,
uint32_t mask, uint32_t flags)
{
bool check_changed = flags & PSP_WAITREG_CHANGED;
bool verbose = !(flags & PSP_WAITREG_NOVERBOSE);
uint32_t val;
int i;
struct amdgpu_device *adev = psp->adev;
@@ -597,9 +599,10 @@ int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
udelay(1);
}
dev_err(adev->dev,
"psp reg (0x%x) wait timed out, mask: %x, read: %x exp: %x",
reg_index, mask, val, reg_val);
if (verbose)
dev_err(adev->dev,
"psp reg (0x%x) wait timed out, mask: %x, read: %x exp: %x",
reg_index, mask, val, reg_val);
return -ETIME;
}