From 508422f3695bf66f7b85fb4723c22f5166003ec6 Mon Sep 17 00:00:00 2001 From: Ian Molton Date: Tue, 19 Dec 2017 13:47:10 +0100 Subject: [PATCH] brcmfmac: Correctly handle accesses to SDIO func0 Rather than workaround the restrictions on func0 addressing in the driver, set MMC_QUIRK_LENIENT_FN0 Signed-off-by: Ian Molton Acked-by: Arend van Spriel Signed-off-by: Arend van Spriel Signed-off-by: Kalle Valo --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 4 ++++ drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h | 4 ++-- 2 files changed, 6 insertions(+), 2 deletions(-) --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -995,6 +995,10 @@ static int brcmf_ops_sdio_probe(struct s brcmf_dbg(SDIO, "Function#: %d\n", func->num); dev = &func->dev; + + /* Set MMC_QUIRK_LENIENT_FN0 for this card */ + func->card->quirks |= MMC_QUIRK_LENIENT_FN0; + /* prohibit ACPI power management for this device */ brcmf_sdiod_acpi_set_power_manageable(dev, 0); --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h @@ -297,10 +297,10 @@ void brcmf_sdiod_intr_unregister(struct /* SDIO device register access interface */ /* Accessors for SDIO Function 0 */ #define brcmf_sdiod_func0_rb(sdiodev, addr, r) \ - sdio_readb((sdiodev)->func[0], (addr), (r)) + sdio_f0_readb((sdiodev)->func[0], (addr), (r)) #define brcmf_sdiod_func0_wb(sdiodev, addr, v, ret) \ - sdio_writeb((sdiodev)->func[0], (v), (addr), (ret)) + sdio_f0_writeb((sdiodev)->func[0], (v), (addr), (ret)) /* Accessors for SDIO Function 1 */ #define brcmf_sdiod_readb(sdiodev, addr, r) \