summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c73
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h1
3 files changed, 76 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index cbef720de779..37d8657f0776 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -2095,6 +2095,8 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev)
if (amdgpu_umsch_mm & amdgpu_umsch_mm_fwlog)
amdgpu_debugfs_umsch_fwlog_init(adev, &adev->umsch_mm);
+ amdgpu_debugfs_jpeg_sched_mask_init(adev);
+
amdgpu_ras_debugfs_create_all(adev);
amdgpu_rap_debugfs_init(adev);
amdgpu_securedisplay_debugfs_init(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
index 6df99cb00d9a..95e2796919fc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
@@ -342,3 +342,76 @@ int amdgpu_jpeg_psp_update_sram(struct amdgpu_device *adev, int inst_idx,
return psp_execute_ip_fw_load(&adev->psp, &ucode);
}
+
+/*
+ * debugfs for to enable/disable jpeg job submission to specific core.
+ */
+#if defined(CONFIG_DEBUG_FS)
+static int amdgpu_debugfs_jpeg_sched_mask_set(void *data, u64 val)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)data;
+ u32 i, j;
+ u64 mask = 0;
+ struct amdgpu_ring *ring;
+
+ if (!adev)
+ return -ENODEV;
+
+ mask = (1 << (adev->jpeg.num_jpeg_inst * adev->jpeg.num_jpeg_rings)) - 1;
+ if ((val & mask) == 0)
+ return -EINVAL;
+
+ for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+ for (j = 0; j < adev->jpeg.num_jpeg_rings; ++j) {
+ ring = &adev->jpeg.inst[i].ring_dec[j];
+ if (val & (1 << ((i * adev->jpeg.num_jpeg_rings) + j)))
+ ring->sched.ready = true;
+ else
+ ring->sched.ready = false;
+ }
+ }
+ /* publish sched.ready flag update effective immediately across smp */
+ smp_rmb();
+ return 0;
+}
+
+static int amdgpu_debugfs_jpeg_sched_mask_get(void *data, u64 *val)
+{
+ struct amdgpu_device *adev = (struct amdgpu_device *)data;
+ u32 i, j;
+ u64 mask = 0;
+ struct amdgpu_ring *ring;
+
+ if (!adev)
+ return -ENODEV;
+ for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+ for (j = 0; j < adev->jpeg.num_jpeg_rings; ++j) {
+ ring = &adev->jpeg.inst[i].ring_dec[j];
+ if (ring->sched.ready)
+ mask |= 1 << ((i * adev->jpeg.num_jpeg_rings) + j);
+ }
+ }
+ *val = mask;
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(amdgpu_debugfs_jpeg_sched_mask_fops,
+ amdgpu_debugfs_jpeg_sched_mask_get,
+ amdgpu_debugfs_jpeg_sched_mask_set, "%llx\n");
+
+#endif
+
+void amdgpu_debugfs_jpeg_sched_mask_init(struct amdgpu_device *adev)
+{
+#if defined(CONFIG_DEBUG_FS)
+ struct drm_minor *minor = adev_to_drm(adev)->primary;
+ struct dentry *root = minor->debugfs_root;
+ char name[32];
+
+ if (!(adev->jpeg.num_jpeg_inst > 1) && !(adev->jpeg.num_jpeg_rings > 1))
+ return;
+ sprintf(name, "amdgpu_jpeg_sched_mask");
+ debugfs_create_file(name, 0600, root, adev,
+ &amdgpu_debugfs_jpeg_sched_mask_fops);
+#endif
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
index f9cdd873ac9b..819dc7a0af99 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
@@ -149,5 +149,6 @@ int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev,
int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev);
int amdgpu_jpeg_psp_update_sram(struct amdgpu_device *adev, int inst_idx,
enum AMDGPU_UCODE_ID ucode_id);
+void amdgpu_debugfs_jpeg_sched_mask_init(struct amdgpu_device *adev);
#endif /*__AMDGPU_JPEG_H__*/