static uint32_t smu10_wait_for_response(struct pp_hwmgr *hwmgr)
{
struct amdgpu_device *adev = hwmgr->adev;
uint32_t reg;
reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90);
phm_wait_for_register_unequal(hwmgr, reg,
0, MP1_C2PMSG_90__CONTENT_MASK);
return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90);
}
int phm_wait_for_indirect_register_unequal(struct pp_hwmgr *hwmgr,
uint32_t indirect_port,
uint32_t index,
uint32_t value,
uint32_t mask)
{
if (hwmgr == NULL || hwmgr->device == NULL)
return -EINVAL;
cgs_write_register(hwmgr->device, indirect_port, index);
return phm_wait_for_register_unequal(hwmgr, indirect_port + 1,
value, mask);
}
void phm_wait_for_indirect_register_unequal(struct pp_hwmgr *hwmgr,
uint32_t indirect_port,
uint32_t index,
uint32_t value,
uint32_t mask)
{
if (hwmgr == NULL || hwmgr->device == NULL) {
printk(KERN_ERR "[ powerplay ] Invalid Hardware Manager!");
return;
}
cgs_write_register(hwmgr->device, indirect_port, index);
phm_wait_for_register_unequal(hwmgr, indirect_port + 1,
value, mask);
}
/*
* Check if SMC has responded to previous message.
*
* @param smumgr the address of the powerplay hardware manager.
* @return TRUE SMC has responded, FALSE otherwise.
*/
static uint32_t vega10_wait_for_response(struct pp_hwmgr *hwmgr)
{
uint32_t reg;
if (!vega10_is_smc_ram_running(hwmgr))
return -EINVAL;
reg = soc15_get_register_offset(MP1_HWID, 0,
mmMP1_SMN_C2PMSG_90_BASE_IDX, mmMP1_SMN_C2PMSG_90);
phm_wait_for_register_unequal(hwmgr, reg,
0, MP1_C2PMSG_90__CONTENT_MASK);
return cgs_read_register(hwmgr->device, reg);
}
