--- /dev/null
+diff -ur madwifi.old/ath/if_ath_ahb.c madwifi.dev/ath/if_ath_ahb.c
+--- madwifi.old/ath/if_ath_ahb.c 2006-12-16 00:56:39.000000000 +0100
++++ madwifi.dev/ath/if_ath_ahb.c 2006-12-16 00:57:08.000000000 +0100
+@@ -27,6 +27,7 @@
+ #include "if_athvar.h"
+ #include "ah_devid.h"
+ #include "if_ath_ahb.h"
++#include "ah_soc.h"
+
+ struct ath_ahb_softc {
+ struct ath_softc aps_sc;
+@@ -176,6 +177,9 @@
+ int
+ ahb_enable_wmac(u_int16_t devid, u_int16_t wlanNum)
+ {
++ u_int32_t reset;
++ u_int32_t enable;
++
+ if ((devid & AR5315_REV_MAJ_M) == AR5315_REV_MAJ) {
+ u_int32_t reg;
+ u_int32_t *en = (u_int32_t *) AR5315_AHB_ARB_CTL;
+@@ -203,17 +207,32 @@
+ /* wait for the MAC to wakeup */
+ while (REG_READ(AR5315_PCI_MAC_PCICFG) & AR5315_PCI_MAC_PCICFG_SPWR_DN);
+ } else {
+- u_int32_t *en = (u_int32_t *)AR531X_ENABLE;
+ switch (wlanNum) {
+ case AR531X_WLAN0_NUM:
+- *en |= AR531X_ENABLE_WLAN0;
++ reset = (AR531X_RESET_WLAN0 |
++ AR531X_RESET_WARM_WLAN0_MAC |
++ AR531X_RESET_WARM_WLAN0_BB);
++ enable = AR531X_ENABLE_WLAN0;
+ break;
+ case AR531X_WLAN1_NUM:
+- *en |= AR531X_ENABLE_WLAN1;
++ reset = (AR531X_RESET_WLAN1 |
++ AR531X_RESET_WARM_WLAN1_MAC |
++ AR531X_RESET_WARM_WLAN1_BB);
++ enable = AR531X_ENABLE_WLAN1;
+ break;
+ default:
+ return -ENODEV;
+ }
++ /* reset the MAC or suffer lots of AHB PROC errors */
++ REG_WRITE(AR531X_RESETCTL, REG_READ(AR531X_RESETCTL) | reset);
++ mdelay(15);
++
++ /* take it out of reset */
++ REG_WRITE(AR531X_RESETCTL, REG_READ(AR531X_RESETCTL) & ~reset);
++ udelay(25);
++
++ /* enable it */
++ REG_WRITE(AR531X_ENABLE, REG_READ(AR531X_ENABLE) | enable);
+ }
+ return 0;
+ }
+@@ -221,6 +240,7 @@
+ int
+ ahb_disable_wmac(u_int16_t devid, u_int16_t wlanNum)
+ {
++ u_int32_t enable;
+ if ((devid & AR5315_REV_MAJ_M) == AR5315_REV_MAJ) {
+ u_int32_t *en = (u_int32_t *) AR5315_AHB_ARB_CTL;
+
+@@ -229,17 +249,17 @@
+ /* Enable Arbitration for WLAN */
+ *en &= ~AR5315_ARB_WLAN;
+ } else {
+- u_int32_t *en = (u_int32_t *)AR531X_ENABLE;
+ switch (wlanNum) {
+ case AR531X_WLAN0_NUM:
+- *en &= ~AR531X_ENABLE_WLAN0;
++ enable = AR531X_ENABLE_WLAN0;
+ break;
+ case AR531X_WLAN1_NUM:
+- *en &= ~AR531X_ENABLE_WLAN1;
++ enable = AR531X_ENABLE_WLAN1;
+ break;
+ default:
+ return -ENODEV;
+ }
++ REG_WRITE(AR531X_ENABLE, REG_READ(AR531X_ENABLE) & ~enable);
+ }
+ return 0;
+ }
+@@ -326,13 +346,18 @@
+ }
+ dev->mem_end = dev->mem_start + AR531X_WLANX_LEN;
+ sc->aps_sc.sc_bdev = NULL;
+-
++
+ if (request_irq(dev->irq, ath_intr, SA_SHIRQ, dev->name, dev)) {
+ printk(KERN_WARNING "%s: request_irq failed\n", dev->name);
+ goto bad3;
+ }
+-
+- if (ath_attach(devid, dev) != 0)
++
++ struct ar531x_config config;
++ config.board = ar5312_boardConfig;
++ config.radio = radioConfig;
++ config.unit = wlanNum;
++ config.tag = NULL;
++ if (ath_attach(devid, dev, &config) != 0)
+ goto bad4;
+ athname = ath_hal_probe(ATHEROS_VENDOR_ID, devid);
+ printk(KERN_INFO "%s: %s: mem=0x%lx, irq=%d\n",
+diff -ur madwifi.old/ath/if_ath_ahb.h madwifi.dev/ath/if_ath_ahb.h
+--- madwifi.old/ath/if_ath_ahb.h 2006-12-16 00:56:39.000000000 +0100
++++ madwifi.dev/ath/if_ath_ahb.h 2006-12-16 00:57:08.000000000 +0100
+@@ -10,6 +10,7 @@
+
+ #include <asm/io.h>
+ #include <asm/uaccess.h>
++
+ #define AR531X_WLAN0_NUM 0
+ #define AR531X_WLAN1_NUM 1
+
+@@ -70,9 +71,18 @@
+ #define AR531X_WLAN1 0xb8500000
+ #define AR531X_WLANX_LEN 0x000ffffc
+
++#define AR531X_RESETCTL 0xbc003020
++#define AR531X_RESET_WLAN0 0x00000004 /* mac & bb */
++#define AR531X_RESET_WLAN1 0x00000200 /* mac & bb */
++#define AR531X_RESET_WARM_WLAN0_MAC 0x00002000
++#define AR531X_RESET_WARM_WLAN0_BB 0x00004000
++#define AR531X_RESET_WARM_WLAN1_MAC 0x00020000
++#define AR531X_RESET_WARM_WLAN1_BB 0x00040000
++
+ #define AR531X_ENABLE 0xbc003080
+-#define AR531X_ENABLE_WLAN1 0x8
+-#define AR531X_ENABLE_WLAN0 0x1
++#define AR531X_ENABLE_WLAN0 0x0001
++#define AR531X_ENABLE_WLAN1 0x0018 /* both DMA and PIO */
++
+ #define AR531X_RADIO_MASK_OFF 0xc8
+ #define AR531X_RADIO0_MASK 0x0003
+ #define AR531X_RADIO1_MASK 0x000c
+diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
+--- madwifi.old/ath/if_ath.c 2006-12-16 00:56:39.000000000 +0100
++++ madwifi.dev/ath/if_ath.c 2006-12-16 00:57:08.000000000 +0100
+@@ -380,7 +380,7 @@
+ } while(0)
+
+ int
+-ath_attach(u_int16_t devid, struct net_device *dev)
++ath_attach(u_int16_t devid, struct net_device *dev, HAL_BUS_TAG tag)
+ {
+ struct ath_softc *sc = dev->priv;
+ struct ieee80211com *ic = &sc->sc_ic;
+@@ -421,7 +421,7 @@
+ * built with an ah.h that does not correspond to the hal
+ * module loaded in the kernel.
+ */
+- ah = _ath_hal_attach(devid, sc, NULL, (void *) dev->mem_start, &status);
++ ah = _ath_hal_attach(devid, sc, tag, (void *) dev->mem_start, &status);
+ if (ah == NULL) {
+ printk(KERN_ERR "%s: unable to attach hardware: '%s' (HAL status %u)\n",
+ dev->name, ath_get_hal_status_desc(status), status);
+diff -ur madwifi.old/ath/if_ath_pci.c madwifi.dev/ath/if_ath_pci.c
+--- madwifi.old/ath/if_ath_pci.c 2006-12-16 00:56:39.000000000 +0100
++++ madwifi.dev/ath/if_ath_pci.c 2006-12-16 00:57:08.000000000 +0100
+@@ -218,7 +218,7 @@
+ break;
+ }
+ }
+- if (ath_attach(vdevice, dev) != 0)
++ if (ath_attach(vdevice, dev, NULL) != 0)
+ goto bad4;
+
+ athname = ath_hal_probe(id->vendor, vdevice);
+diff -ur madwifi.old/ath/if_athvar.h madwifi.dev/ath/if_athvar.h
+--- madwifi.old/ath/if_athvar.h 2006-12-16 00:56:39.000000000 +0100
++++ madwifi.dev/ath/if_athvar.h 2006-12-16 00:57:08.000000000 +0100
+@@ -681,7 +681,7 @@
+ #define ATH_LOCK(_sc) down(&(_sc)->sc_lock)
+ #define ATH_UNLOCK(_sc) up(&(_sc)->sc_lock)
+
+-int ath_attach(u_int16_t, struct net_device *);
++int ath_attach(u_int16_t, struct net_device *, HAL_BUS_TAG);
+ int ath_detach(struct net_device *);
+ void ath_resume(struct net_device *);
+ void ath_suspend(struct net_device *);
+diff -ur madwifi.old/THANKS madwifi.dev/THANKS
+--- madwifi.old/THANKS 2006-12-16 00:56:39.000000000 +0100
++++ madwifi.dev/THANKS 2006-12-16 00:58:33.000000000 +0100
+@@ -102,6 +102,7 @@
+ Joe Parks
+ Pavel Novak
+ Wade Mealing
++Mats Hojlund
+
+ Apologies to anyone whose name was unintentionally left off.
+ Please let us know if you think your name should be mentioned here!
--- /dev/null
+diff -ur madwifi.old/ath/if_ath_ahb.c madwifi.dev/ath/if_ath_ahb.c
+--- madwifi.old/ath/if_ath_ahb.c 2006-12-16 00:57:08.000000000 +0100
++++ madwifi.dev/ath/if_ath_ahb.c 2006-12-16 01:29:38.000000000 +0100
+@@ -17,6 +17,9 @@
+ #include <linux/if.h>
+ #include <linux/netdevice.h>
+ #include <linux/cache.h>
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)
++#include <linux/platform_device.h>
++#endif
+
+ #include <asm/io.h>
+ #include <asm/uaccess.h>
+@@ -39,6 +42,7 @@
+ static struct ath_ahb_softc *sclist[2] = {NULL, NULL};
+ static u_int8_t num_activesc = 0;
+
++#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
+ static struct ar531x_boarddata *ar5312_boardConfig = NULL;
+ static char *radioConfig = NULL;
+
+@@ -136,6 +140,8 @@
+ data[i] = eepromAddr[off];
+ }
+
++#endif
++
+ /* set bus cachesize in 4B word units */
+ void
+ bus_read_cachesize(struct ath_softc *sc, u_int8_t *csz)
+@@ -295,7 +301,7 @@
+ }
+
+ int
+-init_ath_wmac(u_int16_t devid, u_int16_t wlanNum)
++init_ath_wmac(u_int16_t devid, u_int16_t wlanNum, struct ar531x_config *config)
+ {
+ const char *athname;
+ struct net_device *dev;
+@@ -352,12 +358,7 @@
+ goto bad3;
+ }
+
+- struct ar531x_config config;
+- config.board = ar5312_boardConfig;
+- config.radio = radioConfig;
+- config.unit = wlanNum;
+- config.tag = NULL;
+- if (ath_attach(devid, dev, &config) != 0)
++ if (ath_attach(devid, dev, config) != 0)
+ goto bad4;
+ athname = ath_hal_probe(ATHEROS_VENDOR_ID, devid);
+ printk(KERN_INFO "%s: %s: mem=0x%lx, irq=%d\n",
+@@ -379,13 +380,55 @@
+ return -ENODEV;
+ }
+
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)
++static int ahb_wmac_probe(struct platform_device *pdev)
++{
++ u32 devid;
++ struct ar531x_config *config;
++
++ config = (struct ar531x_config *) pdev->dev.platform_data;
++ devid = (u32) config->tag;
++ config->tag = NULL;
++
++ return init_ath_wmac((u_int16_t) devid, pdev->id, config);
++}
++
++
++static int ahb_wmac_remove(struct platform_device *pdev)
++{
++ exit_ath_wmac(pdev->id);
++
++ return 0;
++}
++
++struct platform_driver ahb_wmac_driver = {
++ .driver.name = "ar531x-wmac",
++ .probe = ahb_wmac_probe,
++ .remove = ahb_wmac_remove
++};
++
++#else
++
+ int
+ init_ahb(void)
+ {
+ int ret;
+ u_int16_t devid, radioMask;
+ const char *sysType;
++ struct ar531x_config config;
++
+ sysType = get_system_type();
++
++ /* Probe to find out the silicon revision and enable the
++ correct number of macs */
++ if (!ar5312SetupFlash())
++ return -ENODEV;
++
++ config.board = ar5312_boardConfig;
++ config.radio = radioConfig;
++ config.unit = wlanNum;
++ config.tag = NULL;
++
+ if (!strcmp(sysType,"Atheros AR5315")) {
+ devid = (u_int16_t) (sysRegRead(AR5315_SREV) &
+ (AR5315_REV_MAJ_M | AR5315_REV_MIN_M));
+@@ -393,10 +436,6 @@
+ return init_ath_wmac(devid, 0);
+ }
+
+- /* Probe to find out the silicon revision and enable the
+- correct number of macs */
+- if (!ar5312SetupFlash())
+- return -ENODEV;
+ devid = (u_int16_t) ((sysRegRead(AR531X_REV) >>8) &
+ (AR531X_REV_MAJ | AR531X_REV_MIN));
+ switch (devid) {
+@@ -420,6 +459,7 @@
+ return 0;
+ }
+
++#endif
+
+ /*
+ * Module glue.
+@@ -460,13 +500,19 @@
+ {
+ printk(KERN_INFO "%s: %s\n", dev_info, version);
+
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)
++ platform_driver_register(&ahb_wmac_driver);
++#else
+ if (init_ahb() != 0) {
+ printk("ath_ahb: No devices found, driver not installed.\n");
+ return (-ENODEV);
+ }
++#endif
++
+ #ifdef CONFIG_SYSCTL
+ ath_sysctl_register();
+ #endif
++
+ return 0;
+ }
+ module_init(init_ath_ahb);
+@@ -477,8 +523,13 @@
+ #ifdef CONFIG_SYSCTL
+ ath_sysctl_unregister();
+ #endif
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)
++ platform_driver_register(&ahb_wmac_driver);
++#else
+ exit_ath_wmac(AR531X_WLAN0_NUM);
+ exit_ath_wmac(AR531X_WLAN1_NUM);
++#endif
+
+ printk(KERN_INFO "%s: driver unloaded\n", dev_info);
+ }
projects / openwrt.git / commitdiff