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authorJani Nikula <[email protected]>2021-07-01 15:46:34 +0000
committerJani Nikula <[email protected]>2021-07-01 15:46:34 +0000
commite42c6c1bc8d5e70d7b2c8af534b0d33a2be48f0c (patch)
tree4b1109adc051c943ef3edd990f5a907a0836bdf8 /drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
parentdrm/i915/display: Fix state mismatch in drm infoframe (diff)
parentMerge tag 'drm-intel-next-fixes-2021-06-29' of git://anongit.freedesktop.org/... (diff)
downloadkernel-e42c6c1bc8d5e70d7b2c8af534b0d33a2be48f0c.tar.gz
kernel-e42c6c1bc8d5e70d7b2c8af534b0d33a2be48f0c.zip
Merge drm/drm-next into drm-intel-next
Bring drm-intel-next closer to drm-next and drm-intel-gt-next for a more feasible baseline for topic branches. Signed-off-by: Jani Nikula <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c77
1 files changed, 75 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 8d12e474745a..96ef3f1051d8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -28,6 +28,7 @@
#include "amdgpu.h"
#include <drm/amdgpu_drm.h>
+#include <drm/drm_drv.h>
#include "amdgpu_uvd.h"
#include "amdgpu_vce.h"
#include "atom.h"
@@ -91,8 +92,11 @@ void amdgpu_driver_unload_kms(struct drm_device *dev)
pm_runtime_forbid(dev->dev);
}
+ if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_UNLOAD))
+ DRM_WARN("smart shift update failed\n");
+
amdgpu_acpi_fini(adev);
- amdgpu_device_fini(adev);
+ amdgpu_device_fini_hw(adev);
}
void amdgpu_register_gpu_instance(struct amdgpu_device *adev)
@@ -120,6 +124,22 @@ void amdgpu_register_gpu_instance(struct amdgpu_device *adev)
mutex_unlock(&mgpu_info.mutex);
}
+static void amdgpu_get_audio_func(struct amdgpu_device *adev)
+{
+ struct pci_dev *p = NULL;
+
+ p = pci_get_domain_bus_and_slot(pci_domain_nr(adev->pdev->bus),
+ adev->pdev->bus->number, 1);
+ if (p) {
+ pm_runtime_get_sync(&p->dev);
+
+ pm_runtime_mark_last_busy(&p->dev);
+ pm_runtime_put_autosuspend(&p->dev);
+
+ pci_dev_put(p);
+ }
+}
+
/**
* amdgpu_driver_load_kms - Main load function for KMS.
*
@@ -209,11 +229,40 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
DPM_FLAG_MAY_SKIP_RESUME);
pm_runtime_use_autosuspend(dev->dev);
pm_runtime_set_autosuspend_delay(dev->dev, 5000);
+
pm_runtime_allow(dev->dev);
+
pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
+
+ /*
+ * For runpm implemented via BACO, PMFW will handle the
+ * timing for BACO in and out:
+ * - put ASIC into BACO state only when both video and
+ * audio functions are in D3 state.
+ * - pull ASIC out of BACO state when either video or
+ * audio function is in D0 state.
+ * Also, at startup, PMFW assumes both functions are in
+ * D0 state.
+ *
+ * So if snd driver was loaded prior to amdgpu driver
+ * and audio function was put into D3 state, there will
+ * be no PMFW-aware D-state transition(D0->D3) on runpm
+ * suspend. Thus the BACO will be not correctly kicked in.
+ *
+ * Via amdgpu_get_audio_func(), the audio dev is put
+ * into D0 state. Then there will be a PMFW-aware D-state
+ * transition(D0->D3) on runpm suspend.
+ */
+ if (amdgpu_device_supports_baco(dev) &&
+ !(adev->flags & AMD_IS_APU) &&
+ (adev->asic_type >= CHIP_NAVI10))
+ amdgpu_get_audio_func(adev);
}
+ if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_LOAD))
+ DRM_WARN("smart shift update failed\n");
+
out:
if (r) {
/* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */
@@ -861,6 +910,21 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
min((size_t)size, (size_t)(bios_size - bios_offset)))
? -EFAULT : 0;
}
+ case AMDGPU_INFO_VBIOS_INFO: {
+ struct drm_amdgpu_info_vbios vbios_info = {};
+ struct atom_context *atom_context;
+
+ atom_context = adev->mode_info.atom_context;
+ memcpy(vbios_info.name, atom_context->name, sizeof(atom_context->name));
+ memcpy(vbios_info.vbios_pn, atom_context->vbios_pn, sizeof(atom_context->vbios_pn));
+ vbios_info.version = atom_context->version;
+ memcpy(vbios_info.vbios_ver_str, atom_context->vbios_ver_str,
+ sizeof(atom_context->vbios_ver_str));
+ memcpy(vbios_info.date, atom_context->date, sizeof(atom_context->date));
+
+ return copy_to_user(out, &vbios_info,
+ min((size_t)size, sizeof(vbios_info))) ? -EFAULT : 0;
+ }
default:
DRM_DEBUG_KMS("Invalid request %d\n",
info->vbios_info.type);
@@ -1198,7 +1262,7 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
}
pasid = fpriv->vm.pasid;
- pd = amdgpu_bo_ref(fpriv->vm.root.base.bo);
+ pd = amdgpu_bo_ref(fpriv->vm.root.bo);
amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
amdgpu_vm_fini(adev, &fpriv->vm);
@@ -1220,6 +1284,15 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
pm_runtime_put_autosuspend(dev->dev);
}
+
+void amdgpu_driver_release_kms(struct drm_device *dev)
+{
+ struct amdgpu_device *adev = drm_to_adev(dev);
+
+ amdgpu_device_fini_sw(adev);
+ pci_set_drvdata(adev->pdev, NULL);
+}
+
/*
* VBlank related functions.
*/