OMAP: plat-omap: Fix static function warnings

This patch fixes sparse warnings due non declarations of static functions.

arch/arm/plat-omap/sram.c:130:13: warning: symbol 'omap_detect_sram' was not declared. Should it be static?
arch/arm/plat-omap/sram.c:216:13: warning: symbol 'omap_map_sram' was not declared. Should it be static?
arch/arm/plat-omap/sram.c:450:12: warning: symbol 'omap_sram_init' was not declared. Should it be static?
arch/arm/plat-omap/sram.c:348:12: warning: symbol 'omap242x_sram_init' was not declared. Should it be static?
arch/arm/plat-omap/sram.c:369:12: warning: symbol 'omap243x_sram_init' was not declared. Should it be static?
arch/arm/plat-omap/sram.c:425:12: warning: symbol 'omap34xx_sram_init' was not declared. Should it be static?
arch/arm/plat-omap/sram.c:441:12: warning: symbol 'omap44xx_sram_init' was not declared. Should it be static

arch/arm/plat-omap/mcbsp.c:36:6: warning: symbol 'omap_mcbsp_write' was not declared. Should it be static?
arch/arm/plat-omap/mcbsp.c:50:5: warning: symbol 'omap_mcbsp_read' was not declared. Should it be static?
arch/arm/plat-omap/mcbsp.c:65:6: warning: symbol 'omap_mcbsp_st_write' was not declared. Should it be static?
arch/arm/plat-omap/mcbsp.c:70:5: warning: symbol 'omap_mcbsp_st_read' was not declared. Should it be static?
arch/arm/plat-omap/mcbsp.c:1648:15: warning: symbol 'omap_st_add' was not declared. Should it be static?

arch/arm/plat-omap/fb.c:414:15: warning: symbol 'omapfb_reserve_sram' was not declared. Should it be static?
arch/arm/plat-omap/cpu-omap.c:43:5: warning: symbol 'omap_verify_speed' was not declared. Should it be static?
arch/arm/plat-omap/cpu-omap.c:61:14: warning: symbol 'omap_getspeed' was not declared. Should it be static?
Signed-off-by: Manjunath Kondaiah G <manjugk@ti.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/io.c

@@ -36,6 +36,7 @@
 #include "clock2xxx.h"
 #include "clock3xxx.h"
 #include "clock44xx.h"
+#include "io.h"
 
 #include <plat/omap-pm.h>
 #include <plat/powerdomain.h>

arch/arm/mach-omap2/io.h

+
+#ifndef __MACH_OMAP2_IO_H__
+#define __MACH_OMAP2_IO_H__
+
+extern int __init omap_sram_init(void);
+
+#endif /*  __MACH_OMAP2_IO_H__ */

arch/arm/plat-omap/cpu-omap.c

@@ -40,7 +40,7 @@ static struct clk *mpu_clk;
 
 /* TODO: Add support for SDRAM timing changes */
 
-int omap_verify_speed(struct cpufreq_policy *policy)
+static int omap_verify_speed(struct cpufreq_policy *policy)
 {
 	if (freq_table)
 		return cpufreq_frequency_table_verify(policy, freq_table);
@@ -58,7 +58,7 @@ int omap_verify_speed(struct cpufreq_policy *policy)
 	return 0;
 }
 
-unsigned int omap_getspeed(unsigned int cpu)
+static unsigned int omap_getspeed(unsigned int cpu)
 {
 	unsigned long rate;
 

arch/arm/plat-omap/fb.c

@@ -36,6 +36,8 @@
 #include <plat/board.h>
 #include <plat/sram.h>
 
+#include "fb.h"
+
 #if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE)
 
 static struct omapfb_platform_data omapfb_config;

arch/arm/plat-omap/fb.h

+#ifndef __PLAT_OMAP_FB_H__
+#define __PLAT_OMAP_FB_H__
+
+extern unsigned long omapfb_reserve_sram(unsigned long sram_pstart,
+					 unsigned long sram_vstart,
+					 unsigned long sram_size,
+					 unsigned long pstart_avail,
+					 unsigned long size_avail);
+
+#endif /* __PLAT_OMAP_FB_H__ */

arch/arm/plat-omap/include/plat/sram.h

@@ -11,7 +11,6 @@
 #ifndef __ARCH_ARM_OMAP_SRAM_H
 #define __ARCH_ARM_OMAP_SRAM_H
 
-extern int __init omap_sram_init(void);
 extern void * omap_sram_push(void * start, unsigned long size);
 extern void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl);
 

arch/arm/plat-omap/mcbsp.c

@@ -33,7 +33,7 @@
 struct omap_mcbsp **mcbsp_ptr;
 int omap_mcbsp_count, omap_mcbsp_cache_size;
 
-void omap_mcbsp_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val)
+static void omap_mcbsp_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val)
 {
 	if (cpu_class_is_omap1()) {
 		((u16 *)mcbsp->reg_cache)[reg / sizeof(u16)] = (u16)val;
@@ -47,7 +47,7 @@ void omap_mcbsp_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val)
 	}
 }
 
-int omap_mcbsp_read(struct omap_mcbsp *mcbsp, u16 reg, bool from_cache)
+static int omap_mcbsp_read(struct omap_mcbsp *mcbsp, u16 reg, bool from_cache)
 {
 	if (cpu_class_is_omap1()) {
 		return !from_cache ? __raw_readw(mcbsp->io_base + reg) :
@@ -62,12 +62,12 @@ int omap_mcbsp_read(struct omap_mcbsp *mcbsp, u16 reg, bool from_cache)
 }
 
 #ifdef CONFIG_ARCH_OMAP3
-void omap_mcbsp_st_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val)
+static void omap_mcbsp_st_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val)
 {
 	__raw_writel(val, mcbsp->st_data->io_base_st + reg);
 }
 
-int omap_mcbsp_st_read(struct omap_mcbsp *mcbsp, u16 reg)
+static int omap_mcbsp_st_read(struct omap_mcbsp *mcbsp, u16 reg)
 {
 	return __raw_readl(mcbsp->st_data->io_base_st + reg);
 }
@@ -1648,7 +1648,7 @@ static const struct attribute_group sidetone_attr_group = {
 	.attrs = (struct attribute **)sidetone_attrs,
 };
 
-int __devinit omap_st_add(struct omap_mcbsp *mcbsp)
+static int __devinit omap_st_add(struct omap_mcbsp *mcbsp)
 {
 	struct omap_mcbsp_platform_data *pdata = mcbsp->pdata;
 	struct omap_mcbsp_st_data *st_data;

arch/arm/plat-omap/sram.c

@@ -19,6 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/io.h>
+#include <linux/omapfb.h>
 
 #include <asm/tlb.h>
 #include <asm/cacheflush.h>
@@ -31,6 +32,8 @@
 #include <plat/vram.h>
 
 #include <plat/control.h>
+#include "sram.h"
+#include "fb.h"
 
 #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
 # include "../mach-omap2/prm.h"
@@ -79,12 +82,6 @@ static unsigned long omap_sram_base;
 static unsigned long omap_sram_size;
 static unsigned long omap_sram_ceil;
 
-extern unsigned long omapfb_reserve_sram(unsigned long sram_pstart,
-					 unsigned long sram_vstart,
-					 unsigned long sram_size,
-					 unsigned long pstart_avail,
-					 unsigned long size_avail);
-
 /*
  * Depending on the target RAMFS firewall setup, the public usable amount of
  * SRAM varies.  The default accessible size for all device types is 2k. A GP
@@ -118,7 +115,7 @@ static int is_sram_locked(void)
  * to secure SRAM will hang the system. Also the SRAM is not
  * yet mapped at this point.
  */
-void __init omap_detect_sram(void)
+static void __init omap_detect_sram(void)
 {
 	unsigned long reserved;
 
@@ -204,7 +201,7 @@ static struct map_desc omap_sram_io_desc[] __initdata = {
 /*
  * Note that we cannot use ioremap for SRAM, as clock init needs SRAM early.
  */
-void __init omap_map_sram(void)
+static void __init omap_map_sram(void)
 {
 	unsigned long base;
 
@@ -336,7 +333,7 @@ u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass)
 #endif
 
 #ifdef CONFIG_ARCH_OMAP2420
-int __init omap242x_sram_init(void)
+static int __init omap242x_sram_init(void)
 {
 	_omap2_sram_ddr_init = omap_sram_push(omap242x_sram_ddr_init,
 					omap242x_sram_ddr_init_sz);
@@ -357,7 +354,7 @@ static inline int omap242x_sram_init(void)
 #endif
 
 #ifdef CONFIG_ARCH_OMAP2430
-int __init omap243x_sram_init(void)
+static int __init omap243x_sram_init(void)
 {
 	_omap2_sram_ddr_init = omap_sram_push(omap243x_sram_ddr_init,
 					omap243x_sram_ddr_init_sz);
@@ -413,7 +410,7 @@ void omap3_sram_restore_context(void)
 }
 #endif /* CONFIG_PM */
 
-int __init omap34xx_sram_init(void)
+static int __init omap34xx_sram_init(void)
 {
 	_omap3_sram_configure_core_dpll =
 		omap_sram_push(omap3_sram_configure_core_dpll,
@@ -429,7 +426,7 @@ static inline int omap34xx_sram_init(void)
 #endif
 
 #ifdef CONFIG_ARCH_OMAP4
-int __init omap44xx_sram_init(void)
+static int __init omap44xx_sram_init(void)
 {
 	printk(KERN_ERR "FIXME: %s not implemented\n", __func__);
 

arch/arm/plat-omap/sram.h

+#ifndef __PLAT_OMAP_SRAM_H__
+#define __PLAT_OMAP_SRAM_H__
+
+extern int __init omap_sram_init(void);
+
+#endif /* __PLAT_OMAP_SRAM_H__ */