Commit 81d1bf01 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: add debugfs access to the IP discovery table 



Useful for debugging and new asic validation.

Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f76f795a

drivers/gpu/drm/amd/amdgpu/amdgpu.h

+1 −0
Original line number Diff line number Diff line
@@ -830,6 +830,7 @@ struct amdgpu_device { 
	struct notifier_block		acpi_nb;

	struct amdgpu_i2c_chan		*i2c_bus[AMDGPU_MAX_I2C_BUS];

	struct debugfs_blob_wrapper     debugfs_vbios_blob;

	struct debugfs_blob_wrapper     debugfs_discovery_blob;

	struct mutex			srbm_mutex;

	/* GRBM index mutex. Protects concurrent access to GRBM index */

	struct mutex                    grbm_idx_mutex;

drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c

+5 −0
Original line number Diff line number Diff line
@@ -1757,6 +1757,11 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev) 
	debugfs_create_blob("amdgpu_vbios", 0444, root,

			    &adev->debugfs_vbios_blob);



	adev->debugfs_discovery_blob.data = adev->mman.discovery_bin;

	adev->debugfs_discovery_blob.size = adev->mman.discovery_tmr_size;

	debugfs_create_blob("amdgpu_discovery", 0444, root,

			    &adev->debugfs_discovery_blob);



	return 0;

}