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[04/11] brcmfmac: Correctly handle accesses to SDIO func0

Message ID 1513687637-5555-5-git-send-email-arend.vanspriel@broadcom.com (mailing list archive)
State Accepted
Commit 508422f3695bf66f7b85fb4723c22f5166003ec6
Delegated to: Kalle Valo
Headers show

Commit Message

Arend van Spriel Dec. 19, 2017, 12:47 p.m. UTC 
From: Ian Molton <ian@mnementh.co.uk>

Rather than workaround the restrictions on func0 addressing in the
driver, set MMC_QUIRK_LENIENT_FN0

Signed-off-by: Ian Molton <ian@mnementh.co.uk>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
---
 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(-)
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Patch

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
index 29a2d1e..b6d0757 100644
--- 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 sdio_func *func,
 	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);
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
index ac5f814..d113c7d 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
@@ -297,10 +297,10 @@  struct sdpcmd_regs {
 /* 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) \