Commit 4db6f200 authored by Lijo Lazar's avatar Lijo Lazar Committed by Alex Deucher
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drm/amdgpu: Add mask for SDMA instances 



Add a mask of SDMA instances available for use. On certain ASIC configs,
not all SDMA instances are available for software use.

v2:
	Change sdma mask type to uint32_t (Le)

Signed-off-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: default avatarLe Ma <Le.Ma@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 659a4ab8

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

+3 −0
Original line number Diff line number Diff line
@@ -48,6 +48,8 @@ enum amdgpu_sdma_irq { 
	AMDGPU_SDMA_IRQ_LAST

};



#define NUM_SDMA(x) hweight32(x)



struct amdgpu_sdma_instance {

	/* SDMA firmware */

	const struct firmware	*fw;
@@ -75,6 +77,7 @@ struct amdgpu_sdma { 
	struct amdgpu_irq_src	srbm_write_irq;



	int			num_instances;

	uint32_t 		sdma_mask;

	int			num_inst_per_aid;

	uint32_t                    srbm_soft_reset;

	bool			has_page_queue;