Commit f28b0a13 authored by Lijo Lazar's avatar Lijo Lazar Committed by Alex Deucher
Browse files

drm/amd/pm: Add smu feature bits data struct 



Add a bitmap struct to represent smu feature bits and functions to set/clear features.

Signed-off-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Reviewed-by: default avatarAsad Kamal <asad.kamal@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 82a9ab36

drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h

+81 −0
Original line number Diff line number Diff line
@@ -472,6 +472,11 @@ struct smu_power_context { 
};



#define SMU_FEATURE_MAX	(64)



struct smu_feature_bits {

	DECLARE_BITMAP(bits, SMU_FEATURE_MAX);

};



struct smu_feature {

	uint32_t feature_num;

	DECLARE_BITMAP(supported, SMU_FEATURE_MAX);
@@ -1974,4 +1979,80 @@ int amdgpu_smu_ras_send_msg(struct amdgpu_device *adev, enum smu_message_type ms 


void smu_feature_cap_set(struct smu_context *smu, enum smu_feature_cap_id fea_id);

bool smu_feature_cap_test(struct smu_context *smu, enum smu_feature_cap_id fea_id);



static inline bool smu_feature_bits_is_set(const struct smu_feature_bits *bits,

					   unsigned int bit)

{

	if (bit >= SMU_FEATURE_MAX)

		return false;



	return test_bit(bit, bits->bits);

}



static inline void smu_feature_bits_set_bit(struct smu_feature_bits *bits,

					    unsigned int bit)

{

	if (bit < SMU_FEATURE_MAX)

		__set_bit(bit, bits->bits);

}



static inline void smu_feature_bits_clear_bit(struct smu_feature_bits *bits,

					      unsigned int bit)

{

	if (bit < SMU_FEATURE_MAX)

		__clear_bit(bit, bits->bits);

}



static inline void smu_feature_bits_clearall(struct smu_feature_bits *bits)

{

	bitmap_zero(bits->bits, SMU_FEATURE_MAX);

}



static inline void smu_feature_bits_fill(struct smu_feature_bits *bits)

{

	bitmap_fill(bits->bits, SMU_FEATURE_MAX);

}



static inline bool

smu_feature_bits_test_mask(const struct smu_feature_bits *bits,

			   const unsigned long *mask)

{

	return bitmap_intersects(bits->bits, mask, SMU_FEATURE_MAX);

}



static inline void smu_feature_bits_from_arr32(struct smu_feature_bits *bits,

					       const uint32_t *arr,

					       unsigned int nbits)

{

	bitmap_from_arr32(bits->bits, arr, nbits);

}



static inline void

smu_feature_bits_to_arr32(const struct smu_feature_bits *bits, uint32_t *arr,

			  unsigned int nbits)

{

	bitmap_to_arr32(arr, bits->bits, nbits);

}



static inline bool smu_feature_bits_empty(const struct smu_feature_bits *bits,

					  unsigned int nbits)

{

	return bitmap_empty(bits->bits, nbits);

}



static inline void smu_feature_bits_copy(struct smu_feature_bits *dst,

					 const unsigned long *src,

					 unsigned int nbits)

{

	bitmap_copy(dst->bits, src, nbits);

}



static inline void smu_feature_bits_or(struct smu_feature_bits *dst,

				       const struct smu_feature_bits *src1,

				       const unsigned long *src2,

				       unsigned int nbits)

{

	bitmap_or(dst->bits, src1->bits, src2, nbits);

}



#endif