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path: root/queue-6.15/drm-amdgpu-add-kicker-device-detection.patch
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Diffstat (limited to 'queue-6.15/drm-amdgpu-add-kicker-device-detection.patch')
-rw-r--r--queue-6.15/drm-amdgpu-add-kicker-device-detection.patch77
1 files changed, 77 insertions, 0 deletions
diff --git a/queue-6.15/drm-amdgpu-add-kicker-device-detection.patch b/queue-6.15/drm-amdgpu-add-kicker-device-detection.patch
new file mode 100644
index 0000000000..9d0bac7104
--- /dev/null
+++ b/queue-6.15/drm-amdgpu-add-kicker-device-detection.patch
@@ -0,0 +1,77 @@
+From 0bbf5fd86c585d437b75003f11365b324360a5d6 Mon Sep 17 00:00:00 2001
+From: Frank Min <Frank.Min@amd.com>
+Date: Wed, 4 Jun 2025 21:00:44 +0800
+Subject: drm/amdgpu: Add kicker device detection
+
+From: Frank Min <Frank.Min@amd.com>
+
+commit 0bbf5fd86c585d437b75003f11365b324360a5d6 upstream.
+
+1. add kicker device list
+2. add kicker device checking helper function
+
+Signed-off-by: Frank Min <Frank.Min@amd.com>
+Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+(cherry picked from commit 09aa2b408f4ab689c3541d22b0968de0392ee406)
+Cc: stable@vger.kernel.org
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 17 +++++++++++++++++
+ drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h | 6 ++++++
+ 2 files changed, 23 insertions(+)
+
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
+@@ -30,6 +30,10 @@
+
+ #define AMDGPU_UCODE_NAME_MAX (128)
+
++static const struct kicker_device kicker_device_list[] = {
++ {0x744B, 0x00},
++};
++
+ static void amdgpu_ucode_print_common_hdr(const struct common_firmware_header *hdr)
+ {
+ DRM_DEBUG("size_bytes: %u\n", le32_to_cpu(hdr->size_bytes));
+@@ -1384,6 +1388,19 @@ static const char *amdgpu_ucode_legacy_n
+ return NULL;
+ }
+
++bool amdgpu_is_kicker_fw(struct amdgpu_device *adev)
++{
++ int i;
++
++ for (i = 0; i < ARRAY_SIZE(kicker_device_list); i++) {
++ if (adev->pdev->device == kicker_device_list[i].device &&
++ adev->pdev->revision == kicker_device_list[i].revision)
++ return true;
++ }
++
++ return false;
++}
++
+ void amdgpu_ucode_ip_version_decode(struct amdgpu_device *adev, int block_type, char *ucode_prefix, int len)
+ {
+ int maj, min, rev;
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h
+@@ -602,6 +602,11 @@ struct amdgpu_firmware {
+ uint64_t fw_buf_mc;
+ };
+
++struct kicker_device{
++ unsigned short device;
++ u8 revision;
++};
++
+ void amdgpu_ucode_print_mc_hdr(const struct common_firmware_header *hdr);
+ void amdgpu_ucode_print_smc_hdr(const struct common_firmware_header *hdr);
+ void amdgpu_ucode_print_imu_hdr(const struct common_firmware_header *hdr);
+@@ -629,5 +634,6 @@ amdgpu_ucode_get_load_type(struct amdgpu
+ const char *amdgpu_ucode_name(enum AMDGPU_UCODE_ID ucode_id);
+
+ void amdgpu_ucode_ip_version_decode(struct amdgpu_device *adev, int block_type, char *ucode_prefix, int len);
++bool amdgpu_is_kicker_fw(struct amdgpu_device *adev);
+
+ #endif