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-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c44
1 files changed, 9 insertions, 35 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c
index b180621c2..305fa2f87 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c
@@ -14,6 +14,7 @@
#include <linux/platform_device.h>
#include <linux/phy.h>
#include <linux/ar8216_platform.h>
+#include <linux/rle.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include <asm/mach-ath79/ath79.h>
@@ -276,45 +277,16 @@ static void __init rb750gr3_setup(void)
MIPS_MACHINE(ATH79_MACH_RB_750G_R3, "750Gr3", "MikroTik RouterBOARD 750GL",
rb750gr3_setup);
-static int decode_rle(char *output, int len, char *in)
-{
- char *ptr = output;
- char *end = output + len;
-
- if (!output || !in)
- return -EINVAL;
-
- while (*in) {
- if (*in < 0) {
- int i = -*in++;
- while (i-- > 0) {
- if (ptr >= end)
- return -EINVAL;
- *ptr++ = *in++;
- }
- } else if (*in > 0) {
- int i = *in++;
- while (i-- > 0) {
- if (ptr >= end)
- return -EINVAL;
- *ptr++ = *in;
- }
- in++;
- }
- }
-
- return ptr - output;
-}
-
#define RB751_HARDCONFIG 0x1f00b000
#define RB751_MAC_ADDRESS_OFFSET 0xE80
#define RB751_CALDATA_OFFSET 0x27C
+#define RB751_CALDATA_SIZE 0xc00
static void __init rb751_wlan_setup(void)
{
u8 *hardconfig = (u8 *) KSEG1ADDR(RB751_HARDCONFIG);
struct ath9k_platform_data *wmac_data;
- int dec_size;
+ int err;
wmac_data = ap9x_pci_get_wmac_data(0);
if (!wmac_data) {
@@ -324,10 +296,12 @@ static void __init rb751_wlan_setup(void)
ap9x_pci_setup_wmac_led_pin(0, 9);
- dec_size = decode_rle((char *) wmac_data->eeprom_data,
- sizeof(wmac_data->eeprom_data),
- hardconfig + RB751_CALDATA_OFFSET);
- if (dec_size != sizeof(wmac_data->eeprom_data)) {
+ err = rle_decode(hardconfig + RB751_CALDATA_OFFSET,
+ RB751_CALDATA_SIZE,
+ (unsigned char *) wmac_data->eeprom_data,
+ sizeof(wmac_data->eeprom_data),
+ NULL, NULL);
+ if (err) {
pr_err("rb75x: unable to decode wlan eeprom data\n");
return;
}