staging: brcm80211: removed fullmac BRCMF_IOCTL_MAGIC support

Linux will never call brcmf_netdev_ioctl_entry() with the value
BRCMF_IOCTL_MAGIC in a user space buffer. Thus, unused code could be
removed.

Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Roland Vossen <rvossen@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Reviewed-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/brcmfmac/bcmsdh.c

@@ -235,39 +235,6 @@ brcmf_sdcard_cfg_write(struct brcmf_sdio_dev *sdiodev, uint fnc_num, u32 addr,
 		  fnc_num, addr, data);
 }
 
-int brcmf_sdcard_cis_read(struct brcmf_sdio_dev *sdiodev, uint func, u8 * cis,
-			  uint length)
-{
-	int status;
-
-	u8 *tmp_buf, *tmp_ptr;
-	u8 *ptr;
-	bool ascii = func & ~0xf;
-	func &= 0x7;
-
-	status = brcmf_sdioh_cis_read(sdiodev, func, cis, length);
-
-	if (ascii) {
-		/* Move binary bits to tmp and format them
-			 into the provided buffer. */
-		tmp_buf = kmalloc(length, GFP_ATOMIC);
-		if (tmp_buf == NULL) {
-			brcmf_dbg(ERROR, "out of memory\n");
-			return -ENOMEM;
-		}
-		memcpy(tmp_buf, cis, length);
-		for (tmp_ptr = tmp_buf, ptr = cis; ptr < (cis + length - 4);
-		     tmp_ptr++) {
-			ptr += sprintf((char *)ptr, "%.2x ", *tmp_ptr & 0xff);
-			if ((((tmp_ptr - tmp_buf) + 1) & 0xf) == 0)
-				ptr += sprintf((char *)ptr, "\n");
-		}
-		kfree(tmp_buf);
-	}
-
-	return status;
-}
-
 int
 brcmf_sdcard_set_sbaddr_window(struct brcmf_sdio_dev *sdiodev, u32 address)
 {

drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c

@@ -423,39 +423,6 @@ static int brcmf_sdioh_get_cisaddr(struct brcmf_sdio_dev *sdiodev, u32 regaddr)
 	return scratch;
 }
 
-int brcmf_sdioh_cis_read(struct brcmf_sdio_dev *sdiodev, uint func,
-			 u8 *cisd, u32 length)
-{
-	u32 count;
-	int offset;
-	u32 foo;
-	u8 *cis = cisd;
-
-	brcmf_dbg(TRACE, "Func = %d\n", func);
-
-	if (!sdiodev->func_cis_ptr[func]) {
-		memset(cis, 0, length);
-		brcmf_dbg(ERROR, "no func_cis_ptr[%d]\n", func);
-		return -ENOTSUPP;
-	}
-
-	brcmf_dbg(ERROR, "func_cis_ptr[%d]=0x%04x\n",
-		  func, sdiodev->func_cis_ptr[func]);
-
-	for (count = 0; count < length; count++) {
-		offset = sdiodev->func_cis_ptr[func] + count;
-		if (brcmf_sdioh_card_regread(sdiodev, 0, offset, 1, &foo) < 0) {
-			brcmf_dbg(ERROR, "regread failed: Can't read CIS\n");
-			return -EIO;
-		}
-
-		*cis = (u8) (foo & 0xff);
-		cis++;
-	}
-
-	return 0;
-}
-
 static int brcmf_sdioh_enablefuncs(struct brcmf_sdio_dev *sdiodev)
 {
 	int err_ret;

drivers/staging/brcm80211/brcmfmac/dhd.h

@@ -789,7 +789,6 @@ struct brcmf_c_ioctl {
 #define	BRCMF_IOCTL_MAXLEN	8192	/* max length ioctl buffer required */
 
 /* common ioctl definitions */
-#define BRCMF_GET_MAGIC				0
 #define BRCMF_GET_VERSION				1
 #define BRCMF_GET_VAR				2
 #define BRCMF_SET_VAR				3

drivers/staging/brcm80211/brcmfmac/dhd_bus.h

@@ -56,18 +56,6 @@ brcmf_sdbrcm_bus_txctl(struct brcmf_bus *bus, unsigned char *msg, uint msglen);
 extern int
 brcmf_sdbrcm_bus_rxctl(struct brcmf_bus *bus, unsigned char *msg, uint msglen);
 
-/* Check for and handle local prot-specific iovar commands */
-extern int brcmf_sdbrcm_bus_iovar_op(struct brcmf_pub *drvr, const char *name,
-			    void *params, int plen, void *arg, int len,
-			    bool set);
-
-/* Add bus dump output to a buffer */
-extern void brcmf_sdbrcm_bus_dump(struct brcmf_pub *drvr,
-				  struct brcmu_strbuf *strbuf);
-
-/* Clear any bus counters */
-extern void brcmf_bus_clearcounts(struct brcmf_pub *drvr);
-
 extern void brcmf_sdbrcm_wd_timer(struct brcmf_bus *bus, uint wdtick);
 
 #endif				/* _BRCMF_BUS_H_ */

drivers/staging/brcm80211/brcmfmac/dhd_cdc.c

@@ -348,11 +348,6 @@ static void pkt_set_sum_good(struct sk_buff *skb, bool x)
 	skb->ip_summed = (x ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE);
 }
 
-void brcmf_proto_dump(struct brcmf_pub *drvr, struct brcmu_strbuf *strbuf)
-{
-	brcmu_bprintf(strbuf, "Protocol CDC: reqid %d\n", drvr->prot->reqid);
-}
-
 void brcmf_proto_hdrpush(struct brcmf_pub *drvr, int ifidx,
 			 struct sk_buff *pktbuf)
 {