Fix compile errors on 3.x kernels

README.md

@@ -1,5 +1,5 @@
-
-
+  
+  
   ## Realtek RTWIFI - standalone mac80211 driver w/good support
   This driver currently supports these chipsets: Realtek 8188e(us) 8192e 8192c 8723a and 8723b 
 

missing.h

@@ -0,0 +1,30 @@
+#include <linux/list.h>
+#include <net/mac80211.h>
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3,5,7)
+#define ETH_ALEN	6
+static inline void eth_broadcast_addr(u8 *addr)
+{
+	memset(addr, 0xff, ETH_ALEN);
+}
+#endif
+static inline void ether_addr_copy(u8 *dst, const u8 *src)
+{
+	u16 *a = (u16 *)dst;
+	const u16 *b = (const u16 *)src;
+
+	a[0] = b[0];
+	a[1] = b[1];
+	a[2] = b[2];
+}
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3,7,10)
+#define IEEE80211_NUM_TIDS 16
+#endif
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3,9,11)
+#define list_first_entry_or_null(ptr, type, member) ({ \
+	struct list_head *head__ = (ptr); \
+	struct list_head *pos__ = ACCESS_ONCE(head__->next); \
+	pos__ != head__ ? list_entry(pos__, type, member) : NULL; \
+})
+#define IEEE80211_SCTL_SEQ		0xFFF0
+#define IEEE80211_SEQ_TO_SN(seq)	(((seq) & IEEE80211_SCTL_SEQ) >> 4)
+#endif

rtl8xxxu.h

@@ -15,6 +15,12 @@
 
 #include <asm/byteorder.h>
 
+#include <linux/version.h>
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3,13,11)
+#include "missing.h"
+#endif
+
 #define RTL8XXXU_DEBUG_REG_WRITE	0x01
 #define RTL8XXXU_DEBUG_REG_READ		0x02
 #define RTL8XXXU_DEBUG_RFREG_WRITE	0x04
@@ -875,15 +881,10 @@ struct rtl8192eu_efuse {
 	u8 usb_optional_function;
 	u8 res9[2];
 	u8 mac_addr[ETH_ALEN];		/* 0xd7 */
-	u8 res10[2];
-	u8 vendor_name[7];
-	u8 res11[2];
-	u8 device_name[0x0b];		/* 0xe8 */
-	u8 res12[2];
-	u8 serial[0x0b];		/* 0xf5 */
-	u8 res13[0x30];
+	u8 device_info[80];
+	u8 res11[3];
 	u8 unknown[0x0d];		/* 0x130 */
-	u8 res14[0xc3];
+	u8 res12[0xc3];
 };
 
 struct rtl8188eu_efuse {

rtl8xxxu_8188e.c

@@ -40,6 +40,8 @@
 #include "rtl8xxxu.h"
 #include "rtl8xxxu_regs.h"
 
+#include <linux/version.h>
+
 static struct rtl8xxxu_reg8val rtl8188e_mac_init_table[] = {
 	{0x026, 0x41}, {0x027, 0x35}, {0x428, 0x0a}, {0x429, 0x10},
 	{0x430, 0x00}, {0x431, 0x01}, {0x432, 0x02}, {0x433, 0x04},
@@ -356,13 +358,26 @@ void rtl8188eu_config_channel(struct ieee80211_hw *hw)
 
 	opmode = rtl8xxxu_read8(priv, REG_BW_OPMODE);
 	rsr = rtl8xxxu_read32(priv, REG_RESPONSE_RATE_SET);
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3,9,11)
 	channel = hw->conf.chandef.chan->hw_value;
+#else
+	channel = hw->conf.channel->hw_value;
+#endif
 
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3,9,11)
 	switch (hw->conf.chandef.width) {
 	case NL80211_CHAN_WIDTH_20_NOHT:
+#else
+	switch (hw->conf.channel_type) {
+	case NL80211_CHAN_NO_HT:
+#endif
 		ht = false;
 		/* fall through */
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3,9,11)
 	case NL80211_CHAN_WIDTH_20:
+#else
+	case NL80211_CHAN_HT20:
+#endif
 		opmode |= BW_OPMODE_20MHZ;
 		rtl8xxxu_write8(priv, REG_BW_OPMODE, opmode);
 
@@ -374,7 +389,12 @@ void rtl8188eu_config_channel(struct ieee80211_hw *hw)
 		val32 &= ~FPGA_RF_MODE;
 		rtl8xxxu_write32(priv, REG_FPGA1_RF_MODE, val32);
 		break;
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3,9,11)
 	case NL80211_CHAN_WIDTH_40:
+#else
+	case NL80211_CHAN_HT40MINUS:
+#endif
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3,9,11)
 		if (hw->conf.chandef.center_freq1 >
 		    hw->conf.chandef.chan->center_freq) {
 			sec_ch_above = 1;
@@ -383,6 +403,10 @@ void rtl8188eu_config_channel(struct ieee80211_hw *hw)
 			sec_ch_above = 0;
 			channel -= 2;
 		}
+#else
+		sec_ch_above = 0;
+		channel -= 2;
+#endif
 
 		opmode &= ~BW_OPMODE_20MHZ;
 		rtl8xxxu_write8(priv, REG_BW_OPMODE, opmode);
@@ -454,7 +478,11 @@ void rtl8188eu_config_channel(struct ieee80211_hw *hw)
 
 	for (i = RF_A; i < priv->rf_paths; i++) {
 		val32 = rtl8xxxu_read_rfreg(priv, i, RF6052_REG_MODE_AG);
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3,9,11)
 		if (hw->conf.chandef.width == NL80211_CHAN_WIDTH_40)
+#else
+		if (hw->conf.channel_type == NL80211_CHAN_HT40MINUS)
+#endif
 			val32 &= ~MODE_AG_CHANNEL_20MHZ;
 		else
 			val32 |= MODE_AG_CHANNEL_20MHZ;

rtl8xxxu_8192e.c

@@ -665,7 +665,7 @@ static int rtl8192eu_parse_efuse(struct rtl8xxxu_priv *priv)
 	rtl8192eu_log_next_device_info(priv, "Vendor", efuse->device_info, &record_offset);
 	rtl8192eu_log_next_device_info(priv, "Product", efuse->device_info, &record_offset);
 	rtl8192eu_log_next_device_info(priv, "Serial", efuse->device_info, &record_offset);
-
+	
 	if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) {
 		unsigned char *raw = priv->efuse_wifi.raw;