cpufreq/amd-pstate: Rename MSR and shared memory specific functions

Existing function names "cppc_*" and "pstate_*" for shared memory and
MSR based systems are not intuitive enough, replace them with "shmem_*" and
"msr_*" respectively.

Signed-off-by: Dhananjay Ugwekar <[email protected]>
Reviewed-by: Mario Limonciello <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mario Limonciello <[email protected]>

Author: dhananjay-AMD

drivers/cpufreq/amd-pstate.c

@@ -233,7 +233,7 @@ static int amd_pstate_get_energy_pref_index(struct amd_cpudata *cpudata)
 	return index;
 }
 
-static void pstate_update_perf(struct amd_cpudata *cpudata, u32 min_perf,
+static void msr_update_perf(struct amd_cpudata *cpudata, u32 min_perf,
 			       u32 des_perf, u32 max_perf, bool fast_switch)
 {
 	if (fast_switch)
@@ -243,7 +243,7 @@ static void pstate_update_perf(struct amd_cpudata *cpudata, u32 min_perf,
 			      READ_ONCE(cpudata->cppc_req_cached));
 }
 
-DEFINE_STATIC_CALL(amd_pstate_update_perf, pstate_update_perf);
+DEFINE_STATIC_CALL(amd_pstate_update_perf, msr_update_perf);
 
 static inline void amd_pstate_update_perf(struct amd_cpudata *cpudata,
 					  u32 min_perf, u32 des_perf,
@@ -306,7 +306,7 @@ static int amd_pstate_set_energy_pref_index(struct amd_cpudata *cpudata,
 	return ret;
 }
 
-static inline int pstate_enable(bool enable)
+static inline int msr_enable(bool enable)
 {
 	int ret, cpu;
 	unsigned long logical_proc_id_mask = 0;
@@ -332,7 +332,7 @@ static inline int pstate_enable(bool enable)
 	return 0;
 }
 
-static int cppc_enable(bool enable)
+static int shmem_enable(bool enable)
 {
 	int cpu, ret = 0;
 	struct cppc_perf_ctrls perf_ctrls;
@@ -359,14 +359,14 @@ static int cppc_enable(bool enable)
 	return ret;
 }
 
-DEFINE_STATIC_CALL(amd_pstate_enable, pstate_enable);
+DEFINE_STATIC_CALL(amd_pstate_enable, msr_enable);
 
 static inline int amd_pstate_enable(bool enable)
 {
 	return static_call(amd_pstate_enable)(enable);
 }
 
-static int pstate_init_perf(struct amd_cpudata *cpudata)
+static int msr_init_perf(struct amd_cpudata *cpudata)
 {
 	u64 cap1;
 
@@ -385,7 +385,7 @@ static int pstate_init_perf(struct amd_cpudata *cpudata)
 	return 0;
 }
 
-static int cppc_init_perf(struct amd_cpudata *cpudata)
+static int shmem_init_perf(struct amd_cpudata *cpudata)
 {
 	struct cppc_perf_caps cppc_perf;
 
@@ -420,14 +420,14 @@ static int cppc_init_perf(struct amd_cpudata *cpudata)
 	return ret;
 }
 
-DEFINE_STATIC_CALL(amd_pstate_init_perf, pstate_init_perf);
+DEFINE_STATIC_CALL(amd_pstate_init_perf, msr_init_perf);
 
 static inline int amd_pstate_init_perf(struct amd_cpudata *cpudata)
 {
 	return static_call(amd_pstate_init_perf)(cpudata);
 }
 
-static void cppc_update_perf(struct amd_cpudata *cpudata,
+static void shmem_update_perf(struct amd_cpudata *cpudata,
 			     u32 min_perf, u32 des_perf,
 			     u32 max_perf, bool fast_switch)
 {
@@ -1897,9 +1897,9 @@ static int __init amd_pstate_init(void)
 			current_pstate_driver->adjust_perf = amd_pstate_adjust_perf;
 	} else {
 		pr_debug("AMD CPPC shared memory based functionality is supported\n");
-		static_call_update(amd_pstate_enable, cppc_enable);
-		static_call_update(amd_pstate_init_perf, cppc_init_perf);
-		static_call_update(amd_pstate_update_perf, cppc_update_perf);
+		static_call_update(amd_pstate_enable, shmem_enable);
+		static_call_update(amd_pstate_init_perf, shmem_init_perf);
+		static_call_update(amd_pstate_update_perf, shmem_update_perf);
 	}
 
 	if (amd_pstate_prefcore) {