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authorDave Airlie <airlied@redhat.com>2024-10-29 18:25:24 +1000
committerDave Airlie <airlied@redhat.com>2024-10-29 18:25:24 +1000
commite7103f8785504dd5c6aad118fbc64fc49eda33af (patch)
tree67d50004ab06337ca473520b6a104bb146899ae2 /drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
parentc9ff14d0339a7838b71d9f196bd4244eeb6e2808 (diff)
parentdac64cb3e029e9ae9ca251798bcb9cdb118d68d5 (diff)
Merge tag 'amd-drm-next-6.13-2024-10-25' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-6.13-2024-10-25: amdgpu: - SDMA queue reset support - SMU 13.0.6 updates - Add debugfs interface to help limit jpeg queue scheduling for testing - JPEG 4.0.3 updates - Initial runtime repartitioning support - GFX9 fixes - Misc code cleanups - Rework IP structures to better handle multiple instances of an IP - DML updates - DSC fixes - HDR fixes - Brightness control updates - Runtime pm cleanup - DMCUB fixes - DCN 3.5 updates - Struct drm_edid cleanup - Fetch EDID from _DDC if available - Ring noop optimizations - MES logging fixes - 3DLUT fixes - DCN 4.x fixes - SMU 13.x fixes - Fixes for set_soft_freq_range() - ACPI fixes - SMU 14.x updates - PSR-SU fixes - fdinfo cleanup - DCN documentation updates amdkfd: - Misc code cleanups - Increase event FIFO size - Copy wave state fixes for SDMA radeon: - Fix possible overflow in packet3 check - Late init connector fix - Always set GEM function pointer Documentation: - Update drm-memory documentation From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241025132336.2416913-1-alexander.deucher@amd.com Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
index 6df99cb00d9a5..95e2796919fc7 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
+}