Commit 58e4bbea authored by Madhan Mohan R's avatar Madhan Mohan R Committed by Kalle Valo
Browse files

brcmfmac: set SDIO F1 MesBusyCtrl for CYW4373 



Along with F2 watermark (existing) configuration, F1 MesBusyCtrl
should be enabled & sdio device RX FIFO watermark should be
configured to avoid overflow errors.

Reviewed-by: default avatarArend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: default avatarMadhan Mohan R <madhanmohan.r@cypress.com>
Signed-off-by: default avatarChi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent e1a08730

drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c

+3 −0
Original line number Diff line number Diff line
@@ -4119,6 +4119,9 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, 
			devctl |= SBSDIO_DEVCTL_F2WM_ENAB;

			brcmf_sdiod_writeb(sdiod, SBSDIO_DEVICE_CTL, devctl,

					   &err);

			brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_MESBUSYCTRL,

					   CY_4373_F2_WATERMARK |

					   SBSDIO_MESBUSYCTRL_ENAB, &err);

			break;

		default:

			brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK,

drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h

+8 −1
Original line number Diff line number Diff line
@@ -77,7 +77,7 @@ 
#define SBSDIO_GPIO_OUT			0x10006

/* gpio enable */

#define SBSDIO_GPIO_EN			0x10007

/* rev < 7, watermark for sdio device */

/* rev < 7, watermark for sdio device TX path */

#define SBSDIO_WATERMARK		0x10008

/* control busy signal generation */

#define SBSDIO_DEVICE_CTL		0x10009
@@ -104,6 +104,13 @@ 
#define SBSDIO_FUNC1_RFRAMEBCHI		0x1001C

/* MesBusyCtl (rev 11) */

#define SBSDIO_FUNC1_MESBUSYCTRL	0x1001D

/* Watermark for sdio device RX path */

#define SBSDIO_MESBUSY_RXFIFO_WM_MASK	0x7F

#define SBSDIO_MESBUSY_RXFIFO_WM_SHIFT	0

/* Enable busy capability for MES access */

#define SBSDIO_MESBUSYCTRL_ENAB		0x80

#define SBSDIO_MESBUSYCTRL_ENAB_SHIFT	7



/* Sdio Core Rev 12 */

#define SBSDIO_FUNC1_WAKEUPCTRL		0x1001E

#define SBSDIO_FUNC1_WCTRL_ALPWAIT_MASK		0x1

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