Commit 42e547ef authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/powerplay: add core support for pre-SOC15 baco 



This adds core support for BACO on pre-vega asics.

Reviewed-by: default avatarEvan Quan <evan.quan@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 5d934ac0

drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.c

+19 −0
Original line number Diff line number Diff line
@@ -79,6 +79,25 @@ static bool baco_cmd_handler(struct pp_hwmgr *hwmgr, u32 command, u32 reg, u32 m 
	return ret;

}



bool baco_program_registers(struct pp_hwmgr *hwmgr,

			    const struct baco_cmd_entry *entry,

			    const u32 array_size)

{

	u32 i, reg = 0;



	for (i = 0; i < array_size; i++) {

		if ((entry[i].cmd == CMD_WRITE) ||

		    (entry[i].cmd == CMD_READMODIFYWRITE) ||

		    (entry[i].cmd == CMD_WAITFOR))

			reg = entry[i].reg_offset;

		if (!baco_cmd_handler(hwmgr, entry[i].cmd, reg, entry[i].mask,

				     entry[i].shift, entry[i].val, entry[i].timeout))

			return false;

	}



	return true;

}



bool soc15_baco_program_registers(struct pp_hwmgr *hwmgr,

				 const struct soc15_baco_cmd_entry *entry,

				 const u32 array_size)

drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.h

+13 −0
Original line number Diff line number Diff line
@@ -33,6 +33,15 @@ enum baco_cmd_type { 
	CMD_DELAY_US,

};



struct baco_cmd_entry {

	enum baco_cmd_type cmd;

	uint32_t 	reg_offset;

	uint32_t     	mask;

	uint32_t     	shift;

	uint32_t     	timeout;

	uint32_t     	val;

};



struct soc15_baco_cmd_entry {

	enum baco_cmd_type cmd;

	uint32_t 	hwip;
@@ -44,6 +53,10 @@ struct soc15_baco_cmd_entry { 
	uint32_t     	timeout;

	uint32_t     	val;

};



extern bool baco_program_registers(struct pp_hwmgr *hwmgr,

				   const struct baco_cmd_entry *entry,

				   const u32 array_size);

extern bool soc15_baco_program_registers(struct pp_hwmgr *hwmgr,

					const struct soc15_baco_cmd_entry *entry,

					const u32 array_size);