* access to the hermes_t structure, and to the hardware
*/
-#include <linux/delay.h>
#include <linux/if_ether.h>
-#include <asm/byteorder.h>
+#include <asm/io.h>
/*
* Limits and constants
#define HERMES_RXSTAT_WMP (0x6000) /* Wavelan-II Management Protocol frame */
struct hermes_tx_descriptor {
- u16 status;
- u16 reserved1;
- u16 reserved2;
- u32 sw_support;
+ __le16 status;
+ __le16 reserved1;
+ __le16 reserved2;
+ __le32 sw_support;
u8 retry_count;
u8 tx_rate;
- u16 tx_control;
+ __le16 tx_control;
} __attribute__ ((packed));
#define HERMES_TXSTAT_RETRYERR (0x0001)
#define HERMES_INQ_SEC_STAT_AGERE (0xF202)
struct hermes_tallies_frame {
- u16 TxUnicastFrames;
- u16 TxMulticastFrames;
- u16 TxFragments;
- u16 TxUnicastOctets;
- u16 TxMulticastOctets;
- u16 TxDeferredTransmissions;
- u16 TxSingleRetryFrames;
- u16 TxMultipleRetryFrames;
- u16 TxRetryLimitExceeded;
- u16 TxDiscards;
- u16 RxUnicastFrames;
- u16 RxMulticastFrames;
- u16 RxFragments;
- u16 RxUnicastOctets;
- u16 RxMulticastOctets;
- u16 RxFCSErrors;
- u16 RxDiscards_NoBuffer;
- u16 TxDiscardsWrongSA;
- u16 RxWEPUndecryptable;
- u16 RxMsgInMsgFragments;
- u16 RxMsgInBadMsgFragments;
+ __le16 TxUnicastFrames;
+ __le16 TxMulticastFrames;
+ __le16 TxFragments;
+ __le16 TxUnicastOctets;
+ __le16 TxMulticastOctets;
+ __le16 TxDeferredTransmissions;
+ __le16 TxSingleRetryFrames;
+ __le16 TxMultipleRetryFrames;
+ __le16 TxRetryLimitExceeded;
+ __le16 TxDiscards;
+ __le16 RxUnicastFrames;
+ __le16 RxMulticastFrames;
+ __le16 RxFragments;
+ __le16 RxUnicastOctets;
+ __le16 RxMulticastOctets;
+ __le16 RxFCSErrors;
+ __le16 RxDiscards_NoBuffer;
+ __le16 TxDiscardsWrongSA;
+ __le16 RxWEPUndecryptable;
+ __le16 RxMsgInMsgFragments;
+ __le16 RxMsgInBadMsgFragments;
/* Those last are probably not available in very old firmwares */
- u16 RxDiscards_WEPICVError;
- u16 RxDiscards_WEPExcluded;
+ __le16 RxDiscards_WEPICVError;
+ __le16 RxDiscards_WEPExcluded;
} __attribute__ ((packed));
/* Grabbed from wlan-ng - Thanks Mark... - Jean II
* This is the result of a scan inquiry command */
/* Structure describing info about an Access Point */
struct prism2_scan_apinfo {
- u16 channel; /* Channel where the AP sits */
- u16 noise; /* Noise level */
- u16 level; /* Signal level */
+ __le16 channel; /* Channel where the AP sits */
+ __le16 noise; /* Noise level */
+ __le16 level; /* Signal level */
u8 bssid[ETH_ALEN]; /* MAC address of the Access Point */
- u16 beacon_interv; /* Beacon interval */
- u16 capabilities; /* Capabilities */
- u16 essid_len; /* ESSID length */
+ __le16 beacon_interv; /* Beacon interval */
+ __le16 capabilities; /* Capabilities */
+ __le16 essid_len; /* ESSID length */
u8 essid[32]; /* ESSID of the network */
u8 rates[10]; /* Bit rate supported */
- u16 proberesp_rate; /* Data rate of the response frame */
- u16 atim; /* ATIM window time, Kus (hostscan only) */
+ __le16 proberesp_rate; /* Data rate of the response frame */
+ __le16 atim; /* ATIM window time, Kus (hostscan only) */
} __attribute__ ((packed));
/* Same stuff for the Lucent/Agere card.
* Thanks to h1kari <h1kari AT dachb0den.com> - Jean II */
struct agere_scan_apinfo {
- u16 channel; /* Channel where the AP sits */
- u16 noise; /* Noise level */
- u16 level; /* Signal level */
+ __le16 channel; /* Channel where the AP sits */
+ __le16 noise; /* Noise level */
+ __le16 level; /* Signal level */
u8 bssid[ETH_ALEN]; /* MAC address of the Access Point */
- u16 beacon_interv; /* Beacon interval */
- u16 capabilities; /* Capabilities */
+ __le16 beacon_interv; /* Beacon interval */
+ __le16 capabilities; /* Capabilities */
/* bits: 0-ess, 1-ibss, 4-privacy [wep] */
- u16 essid_len; /* ESSID length */
+ __le16 essid_len; /* ESSID length */
u8 essid[32]; /* ESSID of the network */
} __attribute__ ((packed));
struct symbol_scan_apinfo {
u8 channel; /* Channel where the AP sits */
u8 unknown1; /* 8 in 2.9x and 3.9x f/w, 0 otherwise */
- u16 noise; /* Noise level */
- u16 level; /* Signal level */
+ __le16 noise; /* Noise level */
+ __le16 level; /* Signal level */
u8 bssid[ETH_ALEN]; /* MAC address of the Access Point */
- u16 beacon_interv; /* Beacon interval */
- u16 capabilities; /* Capabilities */
+ __le16 beacon_interv; /* Beacon interval */
+ __le16 capabilities; /* Capabilities */
/* bits: 0-ess, 1-ibss, 4-privacy [wep] */
- u16 essid_len; /* ESSID length */
+ __le16 essid_len; /* ESSID length */
u8 essid[32]; /* ESSID of the network */
- u16 rates[5]; /* Bit rate supported */
- u16 basic_rates; /* Basic rates bitmask */
+ __le16 rates[5]; /* Bit rate supported */
+ __le16 basic_rates; /* Basic rates bitmask */
u8 unknown2[6]; /* Always FF:FF:FF:FF:00:00 */
u8 unknown3[8]; /* Always 0, appeared in f/w 3.91-68 */
} __attribute__ ((packed));
#define HERMES_LINKSTATUS_ASSOC_FAILED (0x0006)
struct hermes_linkstatus {
- u16 linkstatus; /* Link status */
+ __le16 linkstatus; /* Link status */
} __attribute__ ((packed));
struct hermes_response {
/* "ID" structure - used for ESSID and station nickname */
struct hermes_idstring {
- u16 len;
- u16 val[16];
+ __le16 len;
+ __le16 val[16];
} __attribute__ ((packed));
struct hermes_multicast {
u8 addr[HERMES_MAX_MULTICAST][ETH_ALEN];
} __attribute__ ((packed));
-// #define HERMES_DEBUG_BUFFER 1
-#define HERMES_DEBUG_BUFSIZE 4096
-struct hermes_debug_entry {
- int bap;
- u16 id, offset;
- int cycles;
-};
-
-#ifdef __KERNEL__
-
/* Timeouts */
-#define HERMES_BAP_BUSY_TIMEOUT (500) /* In iterations of ~1us */
+#define HERMES_BAP_BUSY_TIMEOUT (10000) /* In iterations of ~1us */
/* Basic control structure */
typedef struct hermes {
- unsigned long iobase;
- int io_space; /* 1 if we IO-mapped IO, 0 for memory-mapped IO? */
-#define HERMES_IO 1
-#define HERMES_MEM 0
+ void __iomem *iobase;
int reg_spacing;
#define HERMES_16BIT_REGSPACING 0
#define HERMES_32BIT_REGSPACING 1
-
u16 inten; /* Which interrupts should be enabled? */
-
-#ifdef HERMES_DEBUG_BUFFER
- struct hermes_debug_entry dbuf[HERMES_DEBUG_BUFSIZE];
- unsigned long dbufp;
- unsigned long profile[HERMES_BAP_BUSY_TIMEOUT+1];
-#endif
} hermes_t;
/* Register access convenience macros */
-#define hermes_read_reg(hw, off) ((hw)->io_space ? \
- inw((hw)->iobase + ( (off) << (hw)->reg_spacing )) : \
- readw((hw)->iobase + ( (off) << (hw)->reg_spacing )))
-#define hermes_write_reg(hw, off, val) do { \
- if ((hw)->io_space) \
- outw_p((val), (hw)->iobase + ((off) << (hw)->reg_spacing)); \
- else \
- writew((val), (hw)->iobase + ((off) << (hw)->reg_spacing)); \
- } while (0)
+#define hermes_read_reg(hw, off) \
+ (ioread16((hw)->iobase + ( (off) << (hw)->reg_spacing )))
+#define hermes_write_reg(hw, off, val) \
+ (iowrite16((val), (hw)->iobase + ((off) << (hw)->reg_spacing)))
#define hermes_read_regn(hw, name) hermes_read_reg((hw), HERMES_##name)
#define hermes_write_regn(hw, name, val) hermes_write_reg((hw), HERMES_##name, (val))
/* Function prototypes */
-void hermes_struct_init(hermes_t *hw, ulong address, int io_space,
- int reg_spacing);
+void hermes_struct_init(hermes_t *hw, void __iomem *address, int reg_spacing);
int hermes_init(hermes_t *hw);
int hermes_docmd_wait(hermes_t *hw, u16 cmd, u16 parm0,
struct hermes_response *resp);
int hermes_allocate(hermes_t *hw, u16 size, u16 *fid);
-int hermes_bap_pread(hermes_t *hw, int bap, void *buf, unsigned len,
+int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len,
u16 id, u16 offset);
-int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, unsigned len,
+int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len,
u16 id, u16 offset);
int hermes_read_ltv(hermes_t *hw, int bap, u16 rid, unsigned buflen,
u16 *length, void *buf);
static inline void hermes_read_words(struct hermes *hw, int off, void *buf, unsigned count)
{
off = off << hw->reg_spacing;
-
- if (hw->io_space) {
- insw(hw->iobase + off, buf, count);
- } else {
- unsigned i;
- u16 *p;
-
- /* This needs to *not* byteswap (like insw()) but
- * readw() does byteswap hence the conversion. I hope
- * gcc is smart enough to fold away the two swaps on
- * big-endian platforms. */
- for (i = 0, p = buf; i < count; i++) {
- *p++ = cpu_to_le16(readw(hw->iobase + off));
- }
- }
+ ioread16_rep(hw->iobase + off, buf, count);
}
-static inline void hermes_write_words(struct hermes *hw, int off, const void *buf, unsigned count)
+static inline void hermes_write_bytes(struct hermes *hw, int off,
+ const char *buf, unsigned count)
{
off = off << hw->reg_spacing;
-
- if (hw->io_space) {
- outsw(hw->iobase + off, buf, count);
- } else {
- unsigned i;
- const u16 *p;
-
- /* This needs to *not* byteswap (like outsw()) but
- * writew() does byteswap hence the conversion. I
- * hope gcc is smart enough to fold away the two swaps
- * on big-endian platforms. */
- for (i = 0, p = buf; i < count; i++) {
- writew(le16_to_cpu(*p++), hw->iobase + off);
- }
- }
+ iowrite16_rep(hw->iobase + off, buf, count >> 1);
+ if (unlikely(count & 1))
+ iowrite8(buf[count - 1], hw->iobase + off);
}
static inline void hermes_clear_words(struct hermes *hw, int off, unsigned count)
off = off << hw->reg_spacing;
- if (hw->io_space) {
- for (i = 0; i < count; i++)
- outw(0, hw->iobase + off);
- } else {
- for (i = 0; i < count; i++)
- writew(0, hw->iobase + off);
- }
+ for (i = 0; i < count; i++)
+ iowrite16(0, hw->iobase + off);
}
#define HERMES_READ_RECORD(hw, bap, rid, buf) \
static inline int hermes_read_wordrec(hermes_t *hw, int bap, u16 rid, u16 *word)
{
- u16 rec;
+ __le16 rec;
int err;
err = HERMES_READ_RECORD(hw, bap, rid, &rec);
static inline int hermes_write_wordrec(hermes_t *hw, int bap, u16 rid, u16 word)
{
- u16 rec = cpu_to_le16(word);
+ __le16 rec = cpu_to_le16(word);
return HERMES_WRITE_RECORD(hw, bap, rid, &rec);
}
-#else /* ! __KERNEL__ */
-
-/* These are provided for the benefit of userspace drivers and testing programs
- which use ioperm() or iopl() */
-
-#define hermes_read_reg(base, off) (inw((base) + (off)))
-#define hermes_write_reg(base, off, val) (outw((val), (base) + (off)))
-
-#define hermes_read_regn(base, name) (hermes_read_reg((base), HERMES_##name))
-#define hermes_write_regn(base, name, val) (hermes_write_reg((base), HERMES_##name, (val)))
-
-/* Note that for the next two, the count is in 16-bit words, not bytes */
-#define hermes_read_data(base, off, buf, count) (insw((base) + (off), (buf), (count)))
-#define hermes_write_data(base, off, buf, count) (outsw((base) + (off), (buf), (count)))
-
-#endif /* ! __KERNEL__ */
-
#endif /* _HERMES_H */