s32 idleclock; /* How to set bus driver when idle */
s32 sd_rxchain;
bool use_rxchain; /* If brcmf should use PKT chains */
- bool sleeping; /* Is SDIO bus sleeping? */
bool rxflow_mode; /* Rx flow control mode */
bool rxflow; /* Is rx flow control on */
bool alp_only; /* Don't use HT clock (ALP only) */
return 0;
}
-static int brcmf_sdbrcm_bussleep(struct brcmf_sdio *bus, bool sleep)
-{
- int ret;
-
- brcmf_dbg(INFO, "request %s (currently %s)\n",
- sleep ? "SLEEP" : "WAKE",
- bus->sleeping ? "SLEEP" : "WAKE");
-
- /* Done if we're already in the requested state */
- if (sleep == bus->sleeping)
- return 0;
-
- /* Going to sleep: set the alarm and turn off the lights... */
- if (sleep) {
- /* Don't sleep if something is pending */
- if (bus->dpc_sched || bus->rxskip || pktq_len(&bus->txq))
- return -EBUSY;
-
- /* Make sure the controller has the bus up */
- brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false);
-
- /* Tell device to start using OOB wakeup */
- ret = w_sdreg32(bus, SMB_USE_OOB,
- offsetof(struct sdpcmd_regs, tosbmailbox));
- if (ret != 0)
- brcmf_dbg(ERROR, "CANNOT SIGNAL CHIP, WILL NOT WAKE UP!!\n");
-
- /* Turn off our contribution to the HT clock request */
- brcmf_sdbrcm_clkctl(bus, CLK_SDONLY, false);
-
- brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR,
- SBSDIO_FORCE_HW_CLKREQ_OFF, NULL);
-
- /* Isolate the bus */
- brcmf_sdio_regwb(bus->sdiodev, SBSDIO_DEVICE_CTL,
- SBSDIO_DEVCTL_PADS_ISO, NULL);
-
- /* Change state */
- bus->sleeping = true;
-
- } else {
- /* Waking up: bus power up is ok, set local state */
-
- brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR,
- 0, NULL);
-
- /* Make sure the controller has the bus up */
- brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false);
-
- /* Send misc interrupt to indicate OOB not needed */
- ret = w_sdreg32(bus, 0,
- offsetof(struct sdpcmd_regs, tosbmailboxdata));
- if (ret == 0)
- ret = w_sdreg32(bus, SMB_DEV_INT,
- offsetof(struct sdpcmd_regs, tosbmailbox));
-
- if (ret != 0)
- brcmf_dbg(ERROR, "CANNOT SIGNAL CHIP TO CLEAR OOB!!\n");
-
- /* Make sure we have SD bus access */
- brcmf_sdbrcm_clkctl(bus, CLK_SDONLY, false);
-
- /* Change state */
- bus->sleeping = false;
- }
-
- return 0;
-}
-
-static void bus_wake(struct brcmf_sdio *bus)
-{
- if (bus->sleeping)
- brcmf_sdbrcm_bussleep(bus, false);
-}
-
static u32 brcmf_sdbrcm_hostmail(struct brcmf_sdio *bus)
{
u32 intstatus = 0;
if (bus->sdiodev->bus_if->drvr_up &&
(bus->sdiodev->bus_if->state == BRCMF_BUS_DATA) &&
bus->txoff && (pktq_len(&bus->txq) < TXLOW)) {
- bus->txoff = OFF;
- brcmf_txflowcontrol(bus->sdiodev->dev, 0, OFF);
+ bus->txoff = false;
+ brcmf_txflowblock(bus->sdiodev->dev, false);
}
return cnt;
down(&bus->sdsem);
- bus_wake(bus);
-
/* Enable clock for device interrupts */
brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false);
}
}
- bus_wake(bus);
-
/* Make sure backplane clock is on */
brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, true);
if (bus->clkstate == CLK_PENDING)
spin_unlock_bh(&bus->txqlock);
if (pktq_len(&bus->txq) >= TXHI) {
- bus->txoff = ON;
- brcmf_txflowcontrol(bus->sdiodev->dev, 0, ON);
+ bus->txoff = true;
+ brcmf_txflowblock(bus->sdiodev->dev, true);
}
#ifdef DEBUG
/* Need to lock here to protect txseq and SDIO tx calls */
down(&bus->sdsem);
- bus_wake(bus);
-
/* Make sure backplane clock is on */
brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false);
bus->sdcnt.intrcount++;
bus->ipend = true;
- /* Shouldn't get this interrupt if we're sleeping? */
- if (bus->sleeping) {
- brcmf_dbg(ERROR, "INTERRUPT WHILE SLEEPING??\n");
- return;
- }
-
/* Disable additional interrupts (is this needed now)? */
if (!bus->intr)
brcmf_dbg(ERROR, "isr w/o interrupt configured!\n");
brcmf_dbg(TIMER, "Enter\n");
- /* Ignore the timer if simulating bus down */
- if (bus->sleeping)
- return false;
-
down(&bus->sdsem);
/* Poll period: check device if appropriate. */
static bool brcmf_sdbrcm_chipmatch(u16 chipid)
{
+ if (chipid == BCM43241_CHIP_ID)
+ return true;
if (chipid == BCM4329_CHIP_ID)
return true;
if (chipid == BCM4330_CHIP_ID)
SDIO_FUNC_ENABLE_1, NULL);
bus->sdiodev->bus_if->state = BRCMF_BUS_DOWN;
- bus->sleeping = false;
bus->rxflow = false;
/* Done with backplane-dependent accesses, can drop clock... */