Commit dc443aa4 authored by Asad Kamal's avatar Asad Kamal Committed by Alex Deucher
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drm/amd/amdgpu: Add helper to get ip block valid 



Add helper function to check if ip block is enabled

Signed-off-by: default avatarAsad Kamal <asad.kamal@amd.com>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 92c9b3e8

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

+2 −0
Original line number Diff line number Diff line
@@ -367,6 +367,8 @@ int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, 
				   enum amd_ip_block_type block_type);

bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,

			      enum amd_ip_block_type block_type);

bool amdgpu_device_ip_is_valid(struct amdgpu_device *adev,

			      enum amd_ip_block_type block_type);



#define AMDGPU_MAX_IP_NUM 16

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

+22 −0
Original line number Diff line number Diff line
@@ -2193,6 +2193,28 @@ bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, 


}



/**

 * amdgpu_device_ip_is_valid - is the hardware IP enabled

 *

 * @adev: amdgpu_device pointer

 * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)

 *

 * Check if the hardware IP is enable or not.

 * Returns true if it the IP is enable, false if not.

 */

bool amdgpu_device_ip_is_valid(struct amdgpu_device *adev,

			       enum amd_ip_block_type block_type)

{

	int i;



	for (i = 0; i < adev->num_ip_blocks; i++) {

		if (adev->ip_blocks[i].version->type == block_type)

			return adev->ip_blocks[i].status.valid;

	}

	return false;



}



/**

 * amdgpu_device_ip_get_ip_block - get a hw IP pointer

 *