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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c72
1 files changed, 47 insertions, 25 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 2bca37044a..7099ff9cf8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -68,7 +68,7 @@ struct amdgpu_acpi_xcc_info {
struct amdgpu_acpi_dev_info {
struct list_head list;
struct list_head xcc_list;
- uint16_t bdf;
+ uint32_t sbdf;
uint16_t supp_xcp_mode;
uint16_t xcp_mode;
uint16_t mem_mode;
@@ -927,7 +927,7 @@ static acpi_status amdgpu_acpi_get_node_id(acpi_handle handle,
#endif
}
-static struct amdgpu_acpi_dev_info *amdgpu_acpi_get_dev(u16 bdf)
+static struct amdgpu_acpi_dev_info *amdgpu_acpi_get_dev(u32 sbdf)
{
struct amdgpu_acpi_dev_info *acpi_dev;
@@ -935,14 +935,14 @@ static struct amdgpu_acpi_dev_info *amdgpu_acpi_get_dev(u16 bdf)
return NULL;
list_for_each_entry(acpi_dev, &amdgpu_acpi_dev_list, list)
- if (acpi_dev->bdf == bdf)
+ if (acpi_dev->sbdf == sbdf)
return acpi_dev;
return NULL;
}
static int amdgpu_acpi_dev_init(struct amdgpu_acpi_dev_info **dev_info,
- struct amdgpu_acpi_xcc_info *xcc_info, u16 bdf)
+ struct amdgpu_acpi_xcc_info *xcc_info, u32 sbdf)
{
struct amdgpu_acpi_dev_info *tmp;
union acpi_object *obj;
@@ -955,7 +955,7 @@ static int amdgpu_acpi_dev_init(struct amdgpu_acpi_dev_info **dev_info,
INIT_LIST_HEAD(&tmp->xcc_list);
INIT_LIST_HEAD(&tmp->list);
- tmp->bdf = bdf;
+ tmp->sbdf = sbdf;
obj = acpi_evaluate_dsm_typed(xcc_info->handle, &amd_xcc_dsm_guid, 0,
AMD_XCC_DSM_GET_SUPP_MODE, NULL,
@@ -1007,7 +1007,7 @@ static int amdgpu_acpi_dev_init(struct amdgpu_acpi_dev_info **dev_info,
DRM_DEBUG_DRIVER(
"New dev(%x): Supported xcp mode: %x curr xcp_mode : %x mem mode : %x, tmr base: %llx tmr size: %llx ",
- tmp->bdf, tmp->supp_xcp_mode, tmp->xcp_mode, tmp->mem_mode,
+ tmp->sbdf, tmp->supp_xcp_mode, tmp->xcp_mode, tmp->mem_mode,
tmp->tmr_base, tmp->tmr_size);
list_add_tail(&tmp->list, &amdgpu_acpi_dev_list);
*dev_info = tmp;
@@ -1023,7 +1023,7 @@ out:
}
static int amdgpu_acpi_get_xcc_info(struct amdgpu_acpi_xcc_info *xcc_info,
- u16 *bdf)
+ u32 *sbdf)
{
union acpi_object *obj;
acpi_status status;
@@ -1054,8 +1054,10 @@ static int amdgpu_acpi_get_xcc_info(struct amdgpu_acpi_xcc_info *xcc_info,
xcc_info->phy_id = (obj->integer.value >> 32) & 0xFF;
/* xcp node of this xcc [47:40] */
xcc_info->xcp_node = (obj->integer.value >> 40) & 0xFF;
+ /* PF domain of this xcc [31:16] */
+ *sbdf = (obj->integer.value) & 0xFFFF0000;
/* PF bus/dev/fn of this xcc [63:48] */
- *bdf = (obj->integer.value >> 48) & 0xFFFF;
+ *sbdf |= (obj->integer.value >> 48) & 0xFFFF;
ACPI_FREE(obj);
obj = NULL;
@@ -1079,7 +1081,7 @@ static int amdgpu_acpi_enumerate_xcc(void)
struct acpi_device *acpi_dev;
char hid[ACPI_ID_LEN];
int ret, id;
- u16 bdf;
+ u32 sbdf;
INIT_LIST_HEAD(&amdgpu_acpi_dev_list);
xa_init(&numa_info_xa);
@@ -1107,16 +1109,16 @@ static int amdgpu_acpi_enumerate_xcc(void)
xcc_info->handle = acpi_device_handle(acpi_dev);
acpi_dev_put(acpi_dev);
- ret = amdgpu_acpi_get_xcc_info(xcc_info, &bdf);
+ ret = amdgpu_acpi_get_xcc_info(xcc_info, &sbdf);
if (ret) {
kfree(xcc_info);
continue;
}
- dev_info = amdgpu_acpi_get_dev(bdf);
+ dev_info = amdgpu_acpi_get_dev(sbdf);
if (!dev_info)
- ret = amdgpu_acpi_dev_init(&dev_info, xcc_info, bdf);
+ ret = amdgpu_acpi_dev_init(&dev_info, xcc_info, sbdf);
if (ret == -ENOMEM)
return ret;
@@ -1136,13 +1138,14 @@ int amdgpu_acpi_get_tmr_info(struct amdgpu_device *adev, u64 *tmr_offset,
u64 *tmr_size)
{
struct amdgpu_acpi_dev_info *dev_info;
- u16 bdf;
+ u32 sbdf;
if (!tmr_offset || !tmr_size)
return -EINVAL;
- bdf = pci_dev_id(adev->pdev);
- dev_info = amdgpu_acpi_get_dev(bdf);
+ sbdf = (pci_domain_nr(adev->pdev->bus) << 16);
+ sbdf |= pci_dev_id(adev->pdev);
+ dev_info = amdgpu_acpi_get_dev(sbdf);
if (!dev_info)
return -ENOENT;
@@ -1157,13 +1160,14 @@ int amdgpu_acpi_get_mem_info(struct amdgpu_device *adev, int xcc_id,
{
struct amdgpu_acpi_dev_info *dev_info;
struct amdgpu_acpi_xcc_info *xcc_info;
- u16 bdf;
+ u32 sbdf;
if (!numa_info)
return -EINVAL;
- bdf = pci_dev_id(adev->pdev);
- dev_info = amdgpu_acpi_get_dev(bdf);
+ sbdf = (pci_domain_nr(adev->pdev->bus) << 16);
+ sbdf |= pci_dev_id(adev->pdev);
+ dev_info = amdgpu_acpi_get_dev(sbdf);
if (!dev_info)
return -ENOENT;
@@ -1389,14 +1393,11 @@ void amdgpu_acpi_detect(void)
struct pci_dev *pdev = NULL;
int ret;
- while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
- if (!atif->handle)
- amdgpu_atif_pci_probe_handle(pdev);
- if (!atcs->handle)
- amdgpu_atcs_pci_probe_handle(pdev);
- }
+ while ((pdev = pci_get_base_class(PCI_BASE_CLASS_DISPLAY, pdev))) {
+ if ((pdev->class != PCI_CLASS_DISPLAY_VGA << 8) &&
+ (pdev->class != PCI_CLASS_DISPLAY_OTHER << 8))
+ continue;
- while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) {
if (!atif->handle)
amdgpu_atif_pci_probe_handle(pdev);
if (!atcs->handle)
@@ -1493,6 +1494,9 @@ bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev)
if (adev->asic_type < CHIP_RAVEN)
return false;
+ if (!(adev->pm.pp_feature & PP_GFXOFF_MASK))
+ return false;
+
/*
* If ACPI_FADT_LOW_POWER_S0 is not set in the FADT, it is generally
* risky to do any special firmware-related preparations for entering
@@ -1515,4 +1519,22 @@ bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev)
#endif /* CONFIG_AMD_PMC */
}
+/**
+ * amdgpu_choose_low_power_state
+ *
+ * @adev: amdgpu_device_pointer
+ *
+ * Choose the target low power state for the GPU
+ */
+void amdgpu_choose_low_power_state(struct amdgpu_device *adev)
+{
+ if (adev->in_runpm)
+ return;
+
+ if (amdgpu_acpi_is_s0ix_active(adev))
+ adev->in_s0ix = true;
+ else if (amdgpu_acpi_is_s3_active(adev))
+ adev->in_s3 = true;
+}
+
#endif /* CONFIG_SUSPEND */