[coreboot-gerrit] Change in coreboot[master]: soc/amd/common: removed unused functions

[Aaron Durbin (Code Review)]

Aaron Durbin has submitted this change. ( https://review.coreboot.org/c/coreboot/+/44485 )

Change subject: soc/amd/common: removed unused functions
......................................................................

soc/amd/common: removed unused functions

Now that all users of the functions manipulating global state
and using soc-specific objects are removed remove those functions.

BUG=b:159947207

Signed-off-by: Aaron Durbin 
Change-Id: I18c4c8b0c7852dde8cf0b6b3f11e43e15c3ce155
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44485
Tested-by: build bot (Jenkins) 
Reviewed-by: Furquan Shaikh 
---
M src/soc/amd/common/block/acpi/acpi.c
M src/soc/amd/common/block/include/amdblocks/acpi.h
2 files changed, 0 insertions(+), 39 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Furquan Shaikh: Looks good to me, approved

diff --git a/src/soc/amd/common/block/acpi/acpi.c b/src/soc/amd/common/block/acpi/acpi.c
index 0e6dabf..17c0ed1 100644
--- a/src/soc/amd/common/block/acpi/acpi.c
+++ b/src/soc/amd/common/block/acpi/acpi.c
@@ -4,7 +4,6 @@
 #include <amdblocks/acpi.h>
 #include <acpi/acpi.h>
 #include <bootmode.h>
-#include <cbmem.h>
 #include <console/console.h>
 #include <elog.h>
 #include <halt.h>
@@ -25,13 +24,6 @@
    	halt();
 }

-static uint16_t reset_pm1_status(void)
-{
-	uint16_t pm1_sts = acpi_read16(MMIO_ACPI_PM1_STS);
-	acpi_write16(MMIO_ACPI_PM1_STS, pm1_sts);
-	return pm1_sts;
-}
-
 static void print_num_status_bits(int num_bits, uint32_t status,
    			  const char *const bit_names[])
 {
@@ -151,35 +143,6 @@
    	gnvs->gpei = index;
 }

-static void save_sws(uint16_t pm1_status)
-{
-	struct soc_power_reg *sws;
-	uint32_t reg32;
-	uint16_t reg16;
-
-	sws = cbmem_add(CBMEM_ID_POWER_STATE, sizeof(struct soc_power_reg));
-	if (sws == NULL)
-		return;
-	sws->pm1_sts = pm1_status;
-	sws->pm1_en = acpi_read16(MMIO_ACPI_PM1_EN);
-	reg32 = acpi_read32(MMIO_ACPI_GPE0_STS);
-	acpi_write32(MMIO_ACPI_GPE0_STS, reg32);
-	sws->gpe0_sts = reg32;
-	sws->gpe0_en = acpi_read32(MMIO_ACPI_GPE0_EN);
-	reg16 = acpi_read16(MMIO_ACPI_PM1_CNT_BLK);
-	reg16 &= SLP_TYP;
-	sws->wake_from = reg16 >> SLP_TYP_SHIFT;
-}
-
-void acpi_clear_pm1_status(void)
-{
-	uint16_t pm1_sts = reset_pm1_status();
-
-	save_sws(pm1_sts);
-	log_pm1_status(pm1_sts);
-	print_pm1_status(pm1_sts);
-}
-
 int acpi_get_sleep_type(void)
 {
    return acpi_sleep_from_pm1(acpi_read16(MMIO_ACPI_PM1_CNT_BLK));
diff --git a/src/soc/amd/common/block/include/amdblocks/acpi.h b/src/soc/amd/common/block/include/amdblocks/acpi.h
index 8d0e5f6..b6244cb 100644
--- a/src/soc/amd/common/block/include/amdblocks/acpi.h
+++ b/src/soc/amd/common/block/include/amdblocks/acpi.h
@@ -36,8 +36,6 @@
 /* Fill GNVS object from PM GPE object. */
 void acpi_fill_gnvs(struct global_nvs *gnvs, const struct acpi_pm_gpe_state *state);

-void acpi_clear_pm1_status(void);
-
 /*
  * If a system reset is about to be requested, modify the PM1 register so it
  * will never be misinterpreted as an S3 resume.