This adds core support for BACO on pre-vega asics.
Signed-off-by: Alex Deucher <[email protected]>
---
.../gpu/drm/amd/powerplay/hwmgr/common_baco.c | 19 +++++++++++++++++++
.../gpu/drm/amd/powerplay/hwmgr/common_baco.h | 13 +++++++++++++
2 files changed, 32 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.c
index 9c57c1f67749..1c73776bd606 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.c
@@ -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)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.h
b/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.h
index 95296c916f4e..8393eb62706d 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/common_baco.h
@@ -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);
--
2.20.1
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