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ar71xx: use the RLE library for RB751

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33338 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2012-09-08 17:51:56 +00:00
parent 6142d590e3
commit 3868d762d1
4 changed files with 17 additions and 42 deletions
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44
target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c
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@@ -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;
}