From: Roland Vossen <[email protected]>

Function is not called anymore.

Reviewed-by: Pieter-Paul Giesberts <[email protected]>
Reviewed-by: Arend van Spriel <[email protected]>
Reviewed-by: Franky (Zhenhui) Lin <[email protected]>
Signed-off-by: Franky Lin <[email protected]>
---
 drivers/staging/brcm80211/brcmfmac/dhd.h      |    2 -
 drivers/staging/brcm80211/brcmfmac/dhd_sdio.c |   82 +------------------------
 2 files changed, 1 insertions(+), 83 deletions(-)

diff --git a/drivers/staging/brcm80211/brcmfmac/dhd.h 
b/drivers/staging/brcm80211/brcmfmac/dhd.h
index be6c620..d79bd79 100644
--- a/drivers/staging/brcm80211/brcmfmac/dhd.h
+++ b/drivers/staging/brcm80211/brcmfmac/dhd.h
@@ -599,7 +599,6 @@ struct brcmf_pub {
        /* Internal brcmf items */
        bool up;                /* Driver up/down (to OS) */
        bool txoff;             /* Transmit flow-controlled */
-       bool dongle_reset;      /* true = DEVRESET put dongle into reset */
        enum brcmf_bus_state busstate;
        uint hdrlen;            /* Total BRCMF header length (proto + bus) */
        uint maxctl;            /* Max size rxctl request from proto to bus */
@@ -744,7 +743,6 @@ extern void brcmf_del_if(struct brcmf_info *drvr_priv, int 
ifidx);
 extern int brcmf_sendpkt(struct brcmf_pub *drvr, int ifidx,\
                         struct sk_buff *pkt);
 
-extern int brcmf_bus_devreset(struct brcmf_pub *drvr, u8 flag);
 extern int brcmf_bus_start(struct brcmf_pub *drvr);
 
 extern void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg);
diff --git a/drivers/staging/brcm80211/brcmfmac/dhd_sdio.c 
b/drivers/staging/brcm80211/brcmfmac/dhd_sdio.c
index 198d544..655209d 100644
--- a/drivers/staging/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/staging/brcm80211/brcmfmac/dhd_sdio.c
@@ -2269,11 +2269,6 @@ static int brcmf_sdbrcm_txpkt(struct brcmf_bus *bus, 
struct sk_buff *pkt,
 
        brcmf_dbg(TRACE, "Enter\n");
 
-       if (bus->drvr->dongle_reset) {
-               ret = -EPERM;
-               goto done;
-       }
-
        frame = (u8 *) (pkt->data);
 
        /* Add alignment padding, allocate new packet if needed */
@@ -2997,9 +2992,6 @@ brcmf_sdbrcm_bus_txctl(struct brcmf_bus *bus, unsigned 
char *msg, uint msglen)
 
        brcmf_dbg(TRACE, "Enter\n");
 
-       if (bus->drvr->dongle_reset)
-               return -EIO;
-
        /* Back the pointer to make a room for bus header */
        frame = msg - SDPCM_HDRLEN;
        len = (msglen += SDPCM_HDRLEN);
@@ -3112,9 +3104,6 @@ brcmf_sdbrcm_bus_rxctl(struct brcmf_bus *bus, unsigned 
char *msg, uint msglen)
 
        brcmf_dbg(TRACE, "Enter\n");
 
-       if (bus->drvr->dongle_reset)
-               return -EIO;
-
        /* Wait until control frame is available */
        timeleft = brcmf_sdbrcm_ioctl_resp_wait(bus, &bus->rxlen, &pending);
 
@@ -3880,9 +3869,6 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_pub 
*drvr)
 
        bus = drvr->bus;
 
-       if (bus->drvr->dongle_reset)
-               return false;
-
        /* Ignore the timer if simulating bus down */
        if (bus->sleeping)
                return false;
@@ -3968,9 +3954,6 @@ static void brcmf_sdbrcm_release_malloc(struct brcmf_bus 
*bus)
 {
        brcmf_dbg(TRACE, "Enter\n");
 
-       if (bus->drvr && bus->drvr->dongle_reset)
-               return;
-
        kfree(bus->rxbuf);
        bus->rxctl = bus->rxbuf = NULL;
        bus->rxlen = 0;
@@ -4406,8 +4389,7 @@ brcmf_sdbrcm_watchdog_thread(void *data)
                if (kthread_should_stop())
                        break;
                if (!wait_for_completion_interruptible(&bus->watchdog_wait)) {
-                       if (bus->drvr->dongle_reset == false)
-                               brcmf_sdbrcm_bus_watchdog(bus->drvr);
+                       brcmf_sdbrcm_bus_watchdog(bus->drvr);
                        /* Count the tick for reference */
                        bus->drvr->tickcnt++;
                } else
@@ -4451,9 +4433,6 @@ static void brcmf_sdbrcm_release_dongle(struct brcmf_bus 
*bus)
 {
        brcmf_dbg(TRACE, "Enter\n");
 
-       if (bus->drvr && bus->drvr->dongle_reset)
-               return;
-
        if (bus->ci) {
                brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false);
                brcmf_sdbrcm_clkctl(bus, CLK_NONE, false);
@@ -4672,65 +4651,6 @@ struct device *brcmf_bus_get_device(struct brcmf_bus 
*bus)
        return &bus->sdiodev->func[2]->dev;
 }
 
-int brcmf_bus_devreset(struct brcmf_pub *drvr, u8 flag)
-{
-       int bcmerror = 0;
-       struct brcmf_bus *bus;
-
-       bus = drvr->bus;
-
-       if (flag == true) {
-               brcmf_sdbrcm_wd_timer(bus, 0);
-               if (!bus->drvr->dongle_reset) {
-                       /* Expect app to have torn down any
-                        connection before calling */
-                       /* Stop the bus, disable F2 */
-                       brcmf_sdbrcm_bus_stop(bus, false);
-
-                       /* Clean tx/rx buffer pointers,
-                        detach from the dongle */
-                       brcmf_sdbrcm_release_dongle(bus);
-
-                       bus->drvr->dongle_reset = true;
-                       bus->drvr->up = false;
-
-                       brcmf_dbg(TRACE, "WLAN OFF DONE\n");
-                       /* App can now remove power from device */
-               } else
-                       bcmerror = -EIO;
-       } else {
-               /* App must have restored power to device before calling */
-
-               brcmf_dbg(TRACE, " == WLAN ON ==\n");
-
-               if (bus->drvr->dongle_reset) {
-                       /* Turn on WLAN */
-
-                       /* Attempt to re-attach & download */
-                       if (brcmf_sdbrcm_probe_attach(bus, SI_ENUM_BASE)) {
-                               /* Attempt to download binary to the dongle */
-                               if (brcmf_sdbrcm_probe_init(bus)) {
-                                       /* Re-init bus, enable F2 transfer */
-                                       brcmf_sdbrcm_bus_init(bus->drvr, false);
-
-                                       bus->drvr->dongle_reset = false;
-                                       bus->drvr->up = true;
-
-                                       brcmf_dbg(TRACE, "WLAN ON DONE\n");
-                               } else
-                                       bcmerror = -EIO;
-                       } else
-                               bcmerror = -EIO;
-               } else {
-                       bcmerror = -EISCONN;
-                       brcmf_dbg(ERROR, "Set DEVRESET=false invoked when 
device is on\n");
-                       bcmerror = -EIO;
-               }
-               brcmf_sdbrcm_wd_timer(bus, BRCMF_WD_POLL_MS);
-       }
-       return bcmerror;
-}
-
 void
 brcmf_sdbrcm_wd_timer(struct brcmf_bus *bus, uint wdtick)
 {
-- 
1.7.1


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