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authorDave Airlie <[email protected]>2025-06-02 01:56:00 +0000
committerDave Airlie <[email protected]>2025-06-02 01:56:06 +0000
commit1c1df79ccf5615a007cb11ff30e997e58a9fa79a (patch)
tree9e330e52425e2c6752c59d59712f7f1e9ed83bf0 /drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
parentMerge tag 'drm-xe-next-fixes-2025-05-28' of https://gitlab.freedesktop.org/dr... (diff)
parentdrm/amdkfd: Map wptr BO to GART unconditionally (diff)
downloadkernel-1c1df79ccf5615a007cb11ff30e997e58a9fa79a.tar.gz
kernel-1c1df79ccf5615a007cb11ff30e997e58a9fa79a.zip
Merge tag 'amd-drm-fixes-6.16-2025-05-29' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-fixes-6.16-2025-05-29: amdgpu: - UserQ fixes - SMU 13.x fixes - VCN fixes - JPEG fixes - Misc cleanups - runtime pm fix - DCN 4.0.1 fixes - Misc display fixes - ISP fix - VRAM manager fix - RAS fixes amdkfd: - SVM fix - Misc cleanups - Ref leak fix - WPTR BO fix radeon: - Misc cleanups Signed-off-by: Dave Airlie <[email protected]> From: Alex Deucher <[email protected]> Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c32
1 files changed, 31 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 707e131f89d2..f5466c592d94 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -1532,5 +1532,35 @@ bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev)
return true;
#endif /* CONFIG_AMD_PMC */
}
-
#endif /* CONFIG_SUSPEND */
+
+#if IS_ENABLED(CONFIG_DRM_AMD_ISP)
+static const struct acpi_device_id isp_sensor_ids[] = {
+ { "OMNI5C10" },
+ { }
+};
+
+static int isp_match_acpi_device_ids(struct device *dev, const void *data)
+{
+ return acpi_match_device(data, dev) ? 1 : 0;
+}
+
+int amdgpu_acpi_get_isp4_dev_hid(u8 (*hid)[ACPI_ID_LEN])
+{
+ struct device *pdev __free(put_device) = NULL;
+ struct acpi_device *acpi_pdev;
+
+ pdev = bus_find_device(&platform_bus_type, NULL, isp_sensor_ids,
+ isp_match_acpi_device_ids);
+ if (!pdev)
+ return -EINVAL;
+
+ acpi_pdev = ACPI_COMPANION(pdev);
+ if (!acpi_pdev)
+ return -ENODEV;
+
+ strscpy(*hid, acpi_device_hid(acpi_pdev));
+
+ return 0;
+}
+#endif /* CONFIG_DRM_AMD_ISP */