Change-Id: I15e562ddff64cf73262ece75f08df60fedc1de1a
Signed-off-by: Rex Zhu <[email protected]>
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 29 +++++++++++-----------
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h | 1 +
2 files changed, 16 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 7db3fbe..9d4955e 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -753,6 +753,7 @@ static int vega10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
uint32_t config_telemetry = 0;
struct pp_atomfwctrl_voltage_table vol_table;
struct cgs_system_info sys_info = {0};
+ uint32_t reg;
data = kzalloc(sizeof(struct vega10_hwmgr), GFP_KERNEL);
if (data == NULL)
@@ -859,6 +860,16 @@ static int vega10_hwmgr_backend_init(struct pp_hwmgr
*hwmgr)
advanceFanControlParameters.usFanPWMMinLimit *
hwmgr->thermal_controller.fanInfo.ulMaxRPM / 100;
+ reg = soc15_get_register_offset(DF_HWID, 0,
+ mmDF_CS_AON0_DramBaseAddress0_BASE_IDX,
+ mmDF_CS_AON0_DramBaseAddress0);
+ data->mem_channels = (cgs_read_register(hwmgr->device, reg) &
+ DF_CS_AON0_DramBaseAddress0__IntLvNumChan_MASK) >>
+ DF_CS_AON0_DramBaseAddress0__IntLvNumChan__SHIFT;
+ PP_ASSERT_WITH_CODE(data->mem_channels < ARRAY_SIZE(channel_number),
+ "Mem Channel Index Exceeded maximum!",
+ return -EINVAL);
+
return result;
}
@@ -1777,7 +1788,7 @@ static int vega10_populate_all_memory_levels(struct
pp_hwmgr *hwmgr)
struct vega10_single_dpm_table *dpm_table =
&(data->dpm_table.mem_table);
int result = 0;
- uint32_t i, j, reg, mem_channels;
+ uint32_t i, j;
for (i = 0; i < dpm_table->count; i++) {
result = vega10_populate_single_memory_level(hwmgr,
@@ -1801,20 +1812,10 @@ static int vega10_populate_all_memory_levels(struct
pp_hwmgr *hwmgr)
i++;
}
- reg = soc15_get_register_offset(DF_HWID, 0,
- mmDF_CS_AON0_DramBaseAddress0_BASE_IDX,
- mmDF_CS_AON0_DramBaseAddress0);
- mem_channels = (cgs_read_register(hwmgr->device, reg) &
- DF_CS_AON0_DramBaseAddress0__IntLvNumChan_MASK) >>
- DF_CS_AON0_DramBaseAddress0__IntLvNumChan__SHIFT;
- PP_ASSERT_WITH_CODE(mem_channels < ARRAY_SIZE(channel_number),
- "Mem Channel Index Exceeded maximum!",
- return -1);
-
- pp_table->NumMemoryChannels = cpu_to_le16(mem_channels);
+ pp_table->NumMemoryChannels = (uint16_t)(data->mem_channels);
pp_table->MemoryChannelWidth =
- cpu_to_le16(HBM_MEMORY_CHANNEL_WIDTH *
- channel_number[mem_channels]);
+ (uint16_t)(HBM_MEMORY_CHANNEL_WIDTH *
+ channel_number[data->mem_channels]);
pp_table->LowestUclkReservedForUlv =
(uint8_t)(data->lowest_uclk_reserved_for_ulv);
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h
b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h
index b4b461c3..8f7358c 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h
@@ -389,6 +389,7 @@ struct vega10_hwmgr {
uint32_t config_telemetry;
uint32_t smu_version;
uint32_t acg_loop_state;
+ uint32_t mem_channels;
};
#define VEGA10_DPM2_NEAR_TDP_DEC 10
--
1.9.1
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