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Diffstat (limited to 'drivers/cpufreq/qcom-cpufreq-nvmem.c')
-rw-r--r--drivers/cpufreq/qcom-cpufreq-nvmem.c63
1 files changed, 11 insertions, 52 deletions
diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c
index a577586b23be..a88b6fe5db50 100644
--- a/drivers/cpufreq/qcom-cpufreq-nvmem.c
+++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c
@@ -29,20 +29,7 @@
#include <linux/slab.h>
#include <linux/soc/qcom/smem.h>
-#define MSM_ID_SMEM 137
-
-enum _msm_id {
- MSM8996V3 = 0xF6ul,
- APQ8096V3 = 0x123ul,
- MSM8996SG = 0x131ul,
- APQ8096SG = 0x138ul,
-};
-
-enum _msm8996_version {
- MSM8996_V3,
- MSM8996_SG,
- NUM_OF_MSM8996_VERSIONS,
-};
+#include <dt-bindings/arm/qcom,ids.h>
struct qcom_cpufreq_drv;
@@ -140,60 +127,32 @@ static void get_krait_bin_format_b(struct device *cpu_dev,
dev_dbg(cpu_dev, "PVS version: %d\n", *pvs_ver);
}
-static enum _msm8996_version qcom_cpufreq_get_msm_id(void)
-{
- size_t len;
- u32 *msm_id;
- enum _msm8996_version version;
-
- msm_id = qcom_smem_get(QCOM_SMEM_HOST_ANY, MSM_ID_SMEM, &len);
- if (IS_ERR(msm_id))
- return NUM_OF_MSM8996_VERSIONS;
-
- /* The first 4 bytes are format, next to them is the actual msm-id */
- msm_id++;
-
- switch ((enum _msm_id)*msm_id) {
- case MSM8996V3:
- case APQ8096V3:
- version = MSM8996_V3;
- break;
- case MSM8996SG:
- case APQ8096SG:
- version = MSM8996_SG;
- break;
- default:
- version = NUM_OF_MSM8996_VERSIONS;
- }
-
- return version;
-}
-
static int qcom_cpufreq_kryo_name_version(struct device *cpu_dev,
struct nvmem_cell *speedbin_nvmem,
char **pvs_name,
struct qcom_cpufreq_drv *drv)
{
size_t len;
+ u32 msm_id;
u8 *speedbin;
- enum _msm8996_version msm8996_version;
+ int ret;
*pvs_name = NULL;
- msm8996_version = qcom_cpufreq_get_msm_id();
- if (NUM_OF_MSM8996_VERSIONS == msm8996_version) {
- dev_err(cpu_dev, "Not Snapdragon 820/821!");
- return -ENODEV;
- }
+ ret = qcom_smem_get_soc_id(&msm_id);
+ if (ret)
+ return ret;
speedbin = nvmem_cell_read(speedbin_nvmem, &len);
if (IS_ERR(speedbin))
return PTR_ERR(speedbin);
- switch (msm8996_version) {
- case MSM8996_V3:
+ switch (msm_id) {
+ case QCOM_ID_MSM8996:
+ case QCOM_ID_APQ8096:
drv->versions = 1 << (unsigned int)(*speedbin);
break;
- case MSM8996_SG:
+ case QCOM_ID_MSM8996SG:
+ case QCOM_ID_APQ8096SG:
drv->versions = 1 << ((unsigned int)(*speedbin) + 4);
break;
default: