drm/amd/powerplay: delete dead code in smumgr

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/inc/smumgr.h

@@ -101,30 +101,12 @@ extern int smum_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg);
 extern int smum_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
 					uint16_t msg, uint32_t parameter);
 
-extern int smum_wait_on_register(struct pp_hwmgr *hwmgr,
-				uint32_t index, uint32_t value, uint32_t mask);
-
-extern int smum_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
-				uint32_t index, uint32_t value, uint32_t mask);
-
-extern int smum_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
-				uint32_t indirect_port, uint32_t index,
-				uint32_t value, uint32_t mask);
-
-
-extern void smum_wait_for_indirect_register_unequal(
-				struct pp_hwmgr *hwmgr,
-				uint32_t indirect_port, uint32_t index,
-				uint32_t value, uint32_t mask);
-
-
 extern int smu_allocate_memory(void *device, uint32_t size,
 			 enum cgs_gpu_mem_type type,
 			 uint32_t byte_align, uint64_t *mc_addr,
 			 void **kptr, void *handle);
 
 extern int smu_free_memory(void *device, void *handle);
-extern int vega10_smum_init(struct pp_hwmgr *hwmgr);
 
 extern int smum_update_sclk_threshold(struct pp_hwmgr *hwmgr);
 
@@ -147,19 +129,5 @@ extern int smum_populate_requested_graphic_levels(struct pp_hwmgr *hwmgr,
 
 extern bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr);
 
-#define SMUM_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
-
-#define SMUM_FIELD_MASK(reg, field) reg##__##field##_MASK
-
-
-#define SMUM_GET_FIELD(value, reg, field)				\
-		(((value) & SMUM_FIELD_MASK(reg, field))		\
-		>> SMUM_FIELD_SHIFT(reg, field))
-
-
-#define SMUM_READ_INDIRECT_FIELD(device, port, reg, field) \
-	    SMUM_GET_FIELD(cgs_read_ind_register(device, port, ix##reg), \
-			   reg, field)
-
 
 #endif

drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c

@@ -144,93 +144,6 @@ int smum_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
 						hwmgr, msg, parameter);
 }
 
-/*
- * Returns once the part of the register indicated by the mask has
- * reached the given value.
- */
-int smum_wait_on_register(struct pp_hwmgr *hwmgr,
-				uint32_t index,
-				uint32_t value, uint32_t mask)
-{
-	uint32_t i;
-	uint32_t cur_value;
-
-	if (hwmgr == NULL || hwmgr->device == NULL)
-		return -EINVAL;
-
-	for (i = 0; i < hwmgr->usec_timeout; i++) {
-		cur_value = cgs_read_register(hwmgr->device, index);
-		if ((cur_value & mask) == (value & mask))
-			break;
-		udelay(1);
-	}
-
-	/* timeout means wrong logic*/
-	if (i == hwmgr->usec_timeout)
-		return -1;
-
-	return 0;
-}
-
-int smum_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
-					uint32_t index,
-					uint32_t value, uint32_t mask)
-{
-	uint32_t i;
-	uint32_t cur_value;
-
-	if (hwmgr == NULL)
-		return -EINVAL;
-
-	for (i = 0; i < hwmgr->usec_timeout; i++) {
-		cur_value = cgs_read_register(hwmgr->device,
-									index);
-		if ((cur_value & mask) != (value & mask))
-			break;
-		udelay(1);
-	}
-
-	/* timeout means wrong logic */
-	if (i == hwmgr->usec_timeout)
-		return -1;
-
-	return 0;
-}
-
-
-/*
- * Returns once the part of the register indicated by the mask
- * has reached the given value.The indirect space is described by
- * giving the memory-mapped index of the indirect index register.
- */
-int smum_wait_on_indirect_register(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 smum_wait_on_register(hwmgr, indirect_port + 1,
-						mask, value);
-}
-
-void smum_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;
-	cgs_write_register(hwmgr->device, indirect_port, index);
-	smum_wait_for_register_unequal(hwmgr, indirect_port + 1,
-						value, mask);
-}
-
 int smu_allocate_memory(void *device, uint32_t size,
 			 enum cgs_gpu_mem_type type,
 			 uint32_t byte_align, uint64_t *mc_addr,