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path: root/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
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Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c')
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index e8712ad3ac45..99987a789e7e 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -664,9 +664,15 @@ static void pkt_align(struct sk_buff *p, int len, int align)
/* To check if there's window offered */
static bool data_ok(struct brcmf_sdio *bus)
{
- /* Reserve TXCTL_CREDITS credits for txctl */
- return (bus->tx_max - bus->tx_seq) > TXCTL_CREDITS &&
- ((bus->tx_max - bus->tx_seq) & 0x80) == 0;
+ u8 tx_rsv = 0;
+
+ /* Reserve TXCTL_CREDITS credits for txctl when it is ready to send */
+ if (bus->ctrl_frame_stat)
+ tx_rsv = TXCTL_CREDITS;
+
+ return (bus->tx_max - bus->tx_seq - tx_rsv) != 0 &&
+ ((bus->tx_max - bus->tx_seq - tx_rsv) & 0x80) == 0;
+
}
/* To check if there's window offered */
@@ -1698,7 +1704,7 @@ static u8 brcmf_sdio_rxglom(struct brcmf_sdio *bus, u8 rxseq)
brcmf_rx_event(bus->sdiodev->dev, pfirst);
else
brcmf_rx_frame(bus->sdiodev->dev, pfirst,
- false);
+ false, false);
bus->sdcnt.rxglompkts++;
}
@@ -2032,7 +2038,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
brcmf_rx_event(bus->sdiodev->dev, pkt);
else
brcmf_rx_frame(bus->sdiodev->dev, pkt,
- false);
+ false, false);
/* prepare the descriptor for the next read */
rd->len = rd->len_nxtfrm << 4;
@@ -3619,7 +3625,7 @@ void brcmf_sdio_trigger_dpc(struct brcmf_sdio *bus)
}
}
-void brcmf_sdio_isr(struct brcmf_sdio *bus)
+void brcmf_sdio_isr(struct brcmf_sdio *bus, bool in_isr)
{
brcmf_dbg(TRACE, "Enter\n");
@@ -3630,7 +3636,7 @@ void brcmf_sdio_isr(struct brcmf_sdio *bus)
/* Count the interrupt call */
bus->sdcnt.intrcount++;
- if (in_interrupt())
+ if (in_isr)
atomic_set(&bus->ipend, 1);
else
if (brcmf_sdio_intr_rstatus(bus)) {
@@ -4272,8 +4278,9 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err,
brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_MESBUSYCTRL,
CY_43012_MESBUSYCTRL, &err);
break;
+ case SDIO_DEVICE_ID_BROADCOM_4329:
case SDIO_DEVICE_ID_BROADCOM_4339:
- brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes for 4339\n",
+ brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes\n",
CY_4339_F2_WATERMARK);
brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK,
CY_4339_F2_WATERMARK, &err);
@@ -4286,7 +4293,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err,
CY_4339_MESBUSYCTRL, &err);
break;
case SDIO_DEVICE_ID_BROADCOM_43455:
- brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes for 43455\n",
+ brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes\n",
CY_43455_F2_WATERMARK);
brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK,
CY_43455_F2_WATERMARK, &err);
@@ -4299,9 +4306,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err,
CY_43455_MESBUSYCTRL, &err);
break;
case SDIO_DEVICE_ID_BROADCOM_4359:
- /* fallthrough */
case SDIO_DEVICE_ID_BROADCOM_4354:
- /* fallthrough */
case SDIO_DEVICE_ID_BROADCOM_4356:
brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes\n",
CY_435X_F2_WATERMARK);