From: "Dr. David Alan Gilbert" <li...@treblig.org>
smu7_copy_bytes_from_smc() was added in 2016 by
commit 1ff55f465103 ("drm/amd/powerplay: implement smu7_smumgr for asics
with smu ip version 7.")
but never used.
Remove it.
Signed-off-by: Dr. David Alan Gilbert <li...@treblig.org>
---
.../drm/amd/pm/powerplay/smumgr/smu7_smumgr.c | 36 -------------------
.../drm/amd/pm/powerplay/smumgr/smu7_smumgr.h | 2 --
2 files changed, 38 deletions(-)
diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.c
b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.c
index 5a010cd38303..baf51cd82a35 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.c
@@ -46,42 +46,6 @@ static int smu7_set_smc_sram_address(struct pp_hwmgr *hwmgr,
uint32_t smc_addr,
}
-int smu7_copy_bytes_from_smc(struct pp_hwmgr *hwmgr, uint32_t
smc_start_address, uint32_t *dest, uint32_t byte_count, uint32_t limit)
-{
- uint32_t data;
- uint32_t addr;
- uint8_t *dest_byte;
- uint8_t i, data_byte[4] = {0};
- uint32_t *pdata = (uint32_t *)&data_byte;
-
- PP_ASSERT_WITH_CODE((0 == (3 & smc_start_address)), "SMC address must
be 4 byte aligned.", return -EINVAL);
- PP_ASSERT_WITH_CODE((limit > (smc_start_address + byte_count)), "SMC
address is beyond the SMC RAM area.", return -EINVAL);
-
- addr = smc_start_address;
-
- while (byte_count >= 4) {
- smu7_read_smc_sram_dword(hwmgr, addr, &data, limit);
-
- *dest = PP_SMC_TO_HOST_UL(data);
-
- dest += 1;
- byte_count -= 4;
- addr += 4;
- }
-
- if (byte_count) {
- smu7_read_smc_sram_dword(hwmgr, addr, &data, limit);
- *pdata = PP_SMC_TO_HOST_UL(data);
- /* Cast dest into byte type in dest_byte. This way, we don't overflow
if the allocated memory is not 4-byte aligned. */
- dest_byte = (uint8_t *)dest;
- for (i = 0; i < byte_count; i++)
- dest_byte[i] = data_byte[i];
- }
-
- return 0;
-}
-
-
int smu7_copy_bytes_to_smc(struct pp_hwmgr *hwmgr, uint32_t smc_start_address,
const uint8_t *src, uint32_t byte_count,
uint32_t limit)
{
diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.h
b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.h
index e7303dc8c260..63e428ceaee4 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.h
+++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu7_smumgr.h
@@ -53,8 +53,6 @@ struct smu7_smumgr {
};
-int smu7_copy_bytes_from_smc(struct pp_hwmgr *hwmgr, uint32_t
smc_start_address,
- uint32_t *dest, uint32_t byte_count, uint32_t
limit);
int smu7_copy_bytes_to_smc(struct pp_hwmgr *hwmgr, uint32_t smc_start_address,
const uint8_t *src, uint32_t byte_count, uint32_t
limit);
int smu7_program_jump_on_start(struct pp_hwmgr *hwmgr);
--
2.49.0
