leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

cpufreq: pxa: make pxa_freqs arrays const

Browse Source 
pxa255_run_freqs and pxa255_turbo_freqs are only read.
This patch updates arrays declaration, find_freq_tables()
and its callsites.

Suggested-by: Joe Perches <joe@perches.com>
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Fabian Frederick 2015-05-01 10:34:01 +02:00 committed by Rafael J. Wysocki
parent 52352558d2
commit 03c2299063
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/cpufreq/pxa2xx-cpufreq.c
View File

@ -86,7 +86,7 @@ static unsigned int sdram_rows;
/* Use the run mode frequencies for the CPUFREQ_POLICY_PERFORMANCE policy */ /* Use the run mode frequencies for the CPUFREQ_POLICY_PERFORMANCE policy */
#define CCLKCFG CCLKCFG_TURBO | CCLKCFG_FCS #define CCLKCFG CCLKCFG_TURBO | CCLKCFG_FCS
static struct pxa_freqs pxa255_run_freqs[] = static const struct pxa_freqs pxa255_run_freqs[] =
{ {
/* CPU MEMBUS CCCR DIV2 CCLKCFG run turbo PXbus SDRAM */ /* CPU MEMBUS CCCR DIV2 CCLKCFG run turbo PXbus SDRAM */
{ 99500, 99500, 0x121, 1, CCLKCFG, -1, -1}, /* 99, 99, 50, 50 */ { 99500, 99500, 0x121, 1, CCLKCFG, -1, -1}, /* 99, 99, 50, 50 */
@ -98,7 +98,7 @@ static struct pxa_freqs pxa255_run_freqs[] =
}; };
/* Use the turbo mode frequencies for the CPUFREQ_POLICY_POWERSAVE policy */ /* Use the turbo mode frequencies for the CPUFREQ_POLICY_POWERSAVE policy */
static struct pxa_freqs pxa255_turbo_freqs[] = static const struct pxa_freqs pxa255_turbo_freqs[] =
{ {
/* CPU MEMBUS CCCR DIV2 CCLKCFG run turbo PXbus SDRAM */ /* CPU MEMBUS CCCR DIV2 CCLKCFG run turbo PXbus SDRAM */
{ 99500, 99500, 0x121, 1, CCLKCFG, -1, -1}, /* 99, 99, 50, 50 */ { 99500, 99500, 0x121, 1, CCLKCFG, -1, -1}, /* 99, 99, 50, 50 */
@ -171,7 +171,7 @@ extern unsigned get_clk_frequency_khz(int info);
#ifdef CONFIG_REGULATOR #ifdef CONFIG_REGULATOR
static int pxa_cpufreq_change_voltage(struct pxa_freqs *pxa_freq) static int pxa_cpufreq_change_voltage(const struct pxa_freqs *pxa_freq)
{ {
int ret = 0; int ret = 0;
int vmin, vmax; int vmin, vmax;
@ -211,7 +211,7 @@ static void __init pxa_cpufreq_init_voltages(void) { }
#endif #endif
static void find_freq_tables(struct cpufreq_frequency_table **freq_table, static void find_freq_tables(struct cpufreq_frequency_table **freq_table,
struct pxa_freqs **pxa_freqs) const struct pxa_freqs **pxa_freqs)
{ {
if (cpu_is_pxa25x()) { if (cpu_is_pxa25x()) {
if (!pxa255_turbo_table) { if (!pxa255_turbo_table) {
@ -270,7 +270,7 @@ static unsigned int pxa_cpufreq_get(unsigned int cpu)
static int pxa_set_target(struct cpufreq_policy *policy, unsigned int idx) static int pxa_set_target(struct cpufreq_policy *policy, unsigned int idx)
{ {
struct cpufreq_frequency_table *pxa_freqs_table; struct cpufreq_frequency_table *pxa_freqs_table;
struct pxa_freqs *pxa_freq_settings; const struct pxa_freqs *pxa_freq_settings;
unsigned long flags; unsigned long flags;
unsigned int new_freq_cpu, new_freq_mem; unsigned int new_freq_cpu, new_freq_mem;
unsigned int unused, preset_mdrefr, postset_mdrefr, cclkcfg; unsigned int unused, preset_mdrefr, postset_mdrefr, cclkcfg;
@ -361,7 +361,7 @@ static int pxa_cpufreq_init(struct cpufreq_policy *policy)
int i; int i;
unsigned int freq; unsigned int freq;
struct cpufreq_frequency_table *pxa255_freq_table; struct cpufreq_frequency_table *pxa255_freq_table;
struct pxa_freqs *pxa255_freqs; const struct pxa_freqs *pxa255_freqs;
/* try to guess pxa27x cpu */ /* try to guess pxa27x cpu */
if (cpu_is_pxa27x()) if (cpu_is_pxa27x())