diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2023-04-04 11:03:24 -0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2023-04-04 11:04:30 -0300 |
| commit | 692d42d411b7db6a76382537fccbee3a12a2bcdb (patch) | |
| tree | 24770529cf173188bc5d2d0d9331c0ac723b631e /drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | |
| parent | c52159b5be7894540acdc7a35791c0b57097fa4c (diff) | |
| parent | 13a0d1ae7ee6b438f5537711a8c60cba00554943 (diff) | |
Merge branch 'iommufd/for-rc' into for-next
The following selftest patch requires both the bug fixes and the
improvements of the selftest framework.
* iommufd/for-rc:
iommufd: Do not corrupt the pfn list when doing batch carry
iommufd: Fix unpinning of pages when an access is present
iommufd: Check for uptr overflow
Linux 6.3-rc5
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 28fe6d941054..3f5d13035aff 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -602,27 +602,14 @@ psp_cmd_submit_buf(struct psp_context *psp, struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr) { int ret; - int index, idx; + int index; int timeout = 20000; bool ras_intr = false; bool skip_unsupport = false; - bool dev_entered; if (psp->adev->no_hw_access) return 0; - dev_entered = drm_dev_enter(adev_to_drm(psp->adev), &idx); - /* - * We allow sending PSP messages LOAD_ASD and UNLOAD_TA without acquiring - * a lock in drm_dev_enter during driver unload because we must call - * drm_dev_unplug as the beginning of unload driver sequence . It is very - * crucial that userspace can't access device instances anymore. - */ - if (!dev_entered) - WARN_ON(psp->cmd_buf_mem->cmd_id != GFX_CMD_ID_LOAD_ASD && - psp->cmd_buf_mem->cmd_id != GFX_CMD_ID_UNLOAD_TA && - psp->cmd_buf_mem->cmd_id != GFX_CMD_ID_INVOKE_CMD); - memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE); memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp)); @@ -686,8 +673,6 @@ psp_cmd_submit_buf(struct psp_context *psp, } exit: - if (dev_entered) - drm_dev_exit(idx); return ret; } |