MIPS: BCM63XX: export PSI size from nvram

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Acked-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/arch/mips/bcm63xx/nvram.c b/arch/mips/bcm63xx/nvram.c
index e652e578a679aa3d1c5c41e336121bedb298ad72..4b50d40f7451ad86eba859b8a02ea792ff060b35 100644 (file)
--- a/arch/mips/bcm63xx/nvram.c
+++ b/arch/mips/bcm63xx/nvram.c
@@ -35,6 +35,8 @@ struct bcm963xx_nvram {
        u32     checksum_high;
 };
 
+#define BCM63XX_DEFAULT_PSI_SIZE       64
+
 static struct bcm963xx_nvram nvram;
 static int mac_addr_used;
 
@@ -114,3 +116,12 @@ int bcm63xx_nvram_get_mac_address(u8 *mac)
        return 0;
 }
 EXPORT_SYMBOL(bcm63xx_nvram_get_mac_address);
+
+int bcm63xx_nvram_get_psi_size(void)
+{
+       if (nvram.psi_size > 0)
+               return nvram.psi_size;
+
+       return BCM63XX_DEFAULT_PSI_SIZE;
+}
+EXPORT_SYMBOL(bcm63xx_nvram_get_psi_size);

diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
index 4e0b6bc1165edcbae2f44663390daa2c63c017d9..348df49dcc9f35ad7ce4129bde4ab66d1a103b00 100644 (file)
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
@@ -30,4 +30,6 @@ u8 *bcm63xx_nvram_get_name(void);
  */
 int bcm63xx_nvram_get_mac_address(u8 *mac);
 
+int bcm63xx_nvram_get_psi_size(void);
+
 #endif /* BCM63XX_NVRAM_H */