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| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2020-07-29 12:59:45 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-09-15 17:24:32 -0400 |
| commit | c9a6b82f45e261d247b980a7949aaa6a9bfffe01 (patch) | |
| tree | 270865d982e526b8388fe80900371193577fe588 /drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | |
| parent | 2a9787dcf537d0e4f1fa41cbd883abe9d70b9fcb (diff) | |
| download | lwn-c9a6b82f45e261d247b980a7949aaa6a9bfffe01.tar.gz lwn-c9a6b82f45e261d247b980a7949aaa6a9bfffe01.zip | |
drm/amdgpu: Implement DPC recovery
Add PCI Downstream Port Containment (DPC) with
basic recovery functionality
v2: remove pci_save_state to avoid breaking suspend/resume
v3: Fix style comments
v4: Improve description.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 6edde2b9e402..e9daab175d17 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -32,7 +32,6 @@ #include <drm/drm_pciids.h> #include <linux/console.h> #include <linux/module.h> -#include <linux/pci.h> #include <linux/pm_runtime.h> #include <linux/vga_switcheroo.h> #include <drm/drm_probe_helper.h> @@ -1528,6 +1527,13 @@ static struct drm_driver kms_driver = { .patchlevel = KMS_DRIVER_PATCHLEVEL, }; +static struct pci_error_handlers amdgpu_pci_err_handler = { + .error_detected = amdgpu_pci_error_detected, + .mmio_enabled = amdgpu_pci_mmio_enabled, + .slot_reset = amdgpu_pci_slot_reset, + .resume = amdgpu_pci_resume, +}; + static struct pci_driver amdgpu_kms_pci_driver = { .name = DRIVER_NAME, .id_table = pciidlist, @@ -1535,6 +1541,7 @@ static struct pci_driver amdgpu_kms_pci_driver = { .remove = amdgpu_pci_remove, .shutdown = amdgpu_pci_shutdown, .driver.pm = &amdgpu_pm_ops, + .err_handler = &amdgpu_pci_err_handler, }; static int __init amdgpu_init(void) |