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drm/amdgpu/nv: remove some dead code 

navi never supported the pci config reset.  Neither did
vega.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2020-05-28 17:23:18 -04:00
parent 007026cd73
commit 337b72444e
1 changed files with 0 additions and 34 deletions
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34
drivers/gpu/drm/amd/amdgpu/nv.c
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@ -254,31 +254,6 @@ static int nv_read_register(struct amdgpu_device *adev, u32 se_num,
return -EINVAL; return -EINVAL;
} }
#if 0
static void nv_gpu_pci_config_reset(struct amdgpu_device *adev)
{
u32 i;
dev_info(adev->dev, "GPU pci config reset\n");
/* disable BM */
pci_clear_master(adev->pdev);
/* reset */
amdgpu_pci_config_reset(adev);
udelay(100);
/* wait for asic to come out of reset */
for (i = 0; i < adev->usec_timeout; i++) {
u32 memsize = nbio_v2_3_get_memsize(adev);
if (memsize != 0xffffffff)
break;
udelay(1);
}
}
#endif
static int nv_asic_mode1_reset(struct amdgpu_device *adev) static int nv_asic_mode1_reset(struct amdgpu_device *adev)
{ {
u32 i; u32 i;
@ -336,15 +311,6 @@ nv_asic_reset_method(struct amdgpu_device *adev)
static int nv_asic_reset(struct amdgpu_device *adev) static int nv_asic_reset(struct amdgpu_device *adev)
{ {
/* FIXME: it doesn't work since vega10 */
#if 0
amdgpu_atombios_scratch_regs_engine_hung(adev, true);
nv_gpu_pci_config_reset(adev);
amdgpu_atombios_scratch_regs_engine_hung(adev, false);
#endif
int ret = 0; int ret = 0;
struct smu_context *smu = &adev->smu; struct smu_context *smu = &adev->smu;