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-rw-r--r--src/soc/amd/common/block/cpu/svi2.c6
-rw-r--r--src/soc/amd/common/block/cpu/svi3.c6
-rw-r--r--src/soc/amd/common/block/include/amdblocks/cpu.h1
3 files changed, 13 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/cpu/svi2.c b/src/soc/amd/common/block/cpu/svi2.c
index 0a41b78b26..21d459fb2a 100644
--- a/src/soc/amd/common/block/cpu/svi2.c
+++ b/src/soc/amd/common/block/cpu/svi2.c
@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <amdblocks/cpu.h>
+#include <soc/msr.h>
#include <types.h>
/* Value defined in Serial VID Interface 2.0 spec (#48022, NDA only) */
@@ -17,3 +18,8 @@ uint32_t get_uvolts_from_vid(uint16_t core_vid)
(SERIAL_VID_2_DECODE_MICROVOLTS * core_vid);
}
}
+
+uint32_t get_pstate_core_uvolts(union pstate_msr pstate_reg)
+{
+ return get_uvolts_from_vid(pstate_reg.cpu_vid_0_7);
+}
diff --git a/src/soc/amd/common/block/cpu/svi3.c b/src/soc/amd/common/block/cpu/svi3.c
index 35a4a789de..c2e6bed612 100644
--- a/src/soc/amd/common/block/cpu/svi3.c
+++ b/src/soc/amd/common/block/cpu/svi3.c
@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <amdblocks/cpu.h>
+#include <soc/msr.h>
#include <types.h>
/* Value defined in Serial VID Interface 3.0 spec (#56413, NDA only) */
@@ -17,3 +18,8 @@ uint32_t get_uvolts_from_vid(uint16_t core_vid)
(SERIAL_VID_3_DECODE_MICROVOLTS * core_vid);
}
}
+
+uint32_t get_pstate_core_uvolts(union pstate_msr pstate_reg)
+{
+ return get_uvolts_from_vid(pstate_reg.cpu_vid_0_7 | pstate_reg.cpu_vid_8 << 8);
+}
diff --git a/src/soc/amd/common/block/include/amdblocks/cpu.h b/src/soc/amd/common/block/include/amdblocks/cpu.h
index cbce028631..8c868cb99f 100644
--- a/src/soc/amd/common/block/include/amdblocks/cpu.h
+++ b/src/soc/amd/common/block/include/amdblocks/cpu.h
@@ -18,6 +18,7 @@ union pstate_msr; /* proper definition is in soc/msr.h */
uint32_t get_uvolts_from_vid(uint16_t core_vid);
uint32_t get_pstate_core_freq(union pstate_msr pstate_reg);
+uint32_t get_pstate_core_uvolts(union pstate_msr pstate_reg);
uint32_t get_pstate_core_power(union pstate_msr pstate_reg);
const acpi_cstate_t *get_cstate_config_data(size_t *size);