diff options
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 2ad8bdb7e073..9a51f1ba87c3 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -680,6 +680,10 @@ brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) sdio_retune_crc_disable(bus->sdiodev->func1); + /* Cannot re-tune if device is asleep; defer till we're awake */ + if (on) + sdio_retune_hold_now(bus->sdiodev->func1); + wr_val = (on << SBSDIO_FUNC1_SLEEPCSR_KSO_SHIFT); /* 1st KSO write goes to AOS wake up core if device is asleep */ brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, wr_val, &err); @@ -740,6 +744,9 @@ brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) if (try_cnt > MAX_KSO_ATTEMPTS) brcmf_err("max tries: rd_val=0x%x err=%d\n", rd_val, err); + if (on) + sdio_retune_release(bus->sdiodev->func1); + sdio_retune_crc_enable(bus->sdiodev->func1); return err; |