[PATCH 03/15] platform/x86/amd/pmf: Change signature of amd_pmf_set_dram_addr

Shyam Sundar S K Shyam-sundar.S-k at amd.com
Fri Sep 22 17:50:44 UTC 2023


Make amd_pmf_set_dram_addr() as non-static so that same function
can be used across files.

Reviewed-by: Mario Limonciello <mario.limonciello at amd.com>
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k at amd.com>
---
 drivers/platform/x86/amd/pmf/core.c | 14 ++++++++------
 drivers/platform/x86/amd/pmf/pmf.h  |  1 +
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/drivers/platform/x86/amd/pmf/core.c b/drivers/platform/x86/amd/pmf/core.c
index 68f1389dda3e..5fb03ed614ff 100644
--- a/drivers/platform/x86/amd/pmf/core.c
+++ b/drivers/platform/x86/amd/pmf/core.c
@@ -251,26 +251,28 @@ static const struct pci_device_id pmf_pci_ids[] = {
 	{ }
 };
 
-static void amd_pmf_set_dram_addr(struct amd_pmf_dev *dev)
+int amd_pmf_set_dram_addr(struct amd_pmf_dev *dev)
 {
 	u64 phys_addr;
 	u32 hi, low;
 
+	/* Get Metrics Table Address */
+	dev->buf = kzalloc(sizeof(dev->m_table), GFP_KERNEL);
+	if (!dev->buf)
+		return -ENOMEM;
+
 	phys_addr = virt_to_phys(dev->buf);
 	hi = phys_addr >> 32;
 	low = phys_addr & GENMASK(31, 0);
 
 	amd_pmf_send_cmd(dev, SET_DRAM_ADDR_HIGH, 0, hi, NULL);
 	amd_pmf_send_cmd(dev, SET_DRAM_ADDR_LOW, 0, low, NULL);
+
+	return 0;
 }
 
 int amd_pmf_init_metrics_table(struct amd_pmf_dev *dev)
 {
-	/* Get Metrics Table Address */
-	dev->buf = kzalloc(sizeof(dev->m_table), GFP_KERNEL);
-	if (!dev->buf)
-		return -ENOMEM;
-
 	INIT_DELAYED_WORK(&dev->work_buffer, amd_pmf_get_metrics);
 
 	amd_pmf_set_dram_addr(dev);
diff --git a/drivers/platform/x86/amd/pmf/pmf.h b/drivers/platform/x86/amd/pmf/pmf.h
index a9333ff6c0a7..ea15ce547d24 100644
--- a/drivers/platform/x86/amd/pmf/pmf.h
+++ b/drivers/platform/x86/amd/pmf/pmf.h
@@ -421,6 +421,7 @@ int amd_pmf_init_metrics_table(struct amd_pmf_dev *dev);
 int amd_pmf_get_power_source(void);
 int apmf_install_handler(struct amd_pmf_dev *pmf_dev);
 int apmf_os_power_slider_update(struct amd_pmf_dev *dev, u8 flag);
+int amd_pmf_set_dram_addr(struct amd_pmf_dev *dev);
 
 /* SPS Layer */
 int amd_pmf_get_pprof_modes(struct amd_pmf_dev *pmf);
-- 
2.25.1



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