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brcmfmac: 43012 Update MES Watermark 

Set MES watermark size to 0x50 for 43012. It fixes SDIO bus hang issue
when running at high throughput.

Signed-off-by: Double Lo <double.lo@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529034938.124533-6-chi-hsien.lin@cypress.com
alistair/sunxi64-5.8
Double Lo 2020-05-28 22:49:38 -05:00 committed by Kalle Valo
parent df18c257bd
commit 113a57a400
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
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@ -43,6 +43,9 @@
#define CY_4373_F2_WATERMARK 0x40
#define CY_4373_F1_MESBUSYCTRL (CY_4373_F2_WATERMARK | SBSDIO_MESBUSYCTRL_ENAB)
#define CY_43012_F2_WATERMARK 0x60
#define CY_43012_MES_WATERMARK 0x50
#define CY_43012_MESBUSYCTRL (CY_43012_MES_WATERMARK | \
SBSDIO_MESBUSYCTRL_ENAB)
#define CY_4339_F2_WATERMARK 48
#define CY_4339_MES_WATERMARK 80
#define CY_4339_MESBUSYCTRL (CY_4339_MES_WATERMARK | \
@ -4217,6 +4220,8 @@ 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_43012_MESBUSYCTRL, &err);
break;
case SDIO_DEVICE_ID_BROADCOM_4339:
brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes for 4339\n",