From: Frank Kao <frank.kao@xxxxxxxxxxx> Set F2 blocksize to 256 bytes and watermark to 0x40 for 4354/4356 SDIO. Also enable and configure F1 MesBusyCtrl. It would resolve random driver crash issue. Signed-off-by: Frank Kao <frank.kao@xxxxxxxxxxx> Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@xxxxxxxxxxx> --- .../broadcom/brcm80211/brcmfmac/bcmsdh.c | 8 ++++++-- .../wireless/broadcom/brcm80211/brcmfmac/sdio.c | 16 ++++++++++------ 2 files changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index bb3196cba683..b1a66320ba54 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -44,7 +44,7 @@ #define SDIO_FUNC1_BLOCKSIZE 64 #define SDIO_FUNC2_BLOCKSIZE 512 #define SDIO_4373_FUNC2_BLOCKSIZE 256 -#define SDIO_4359_FUNC2_BLOCKSIZE 256 +#define SDIO_435X_FUNC2_BLOCKSIZE 256 /* Maximum milliseconds to wait for F2 to come up */ #define SDIO_WAIT_F2RDY 3000 @@ -916,7 +916,11 @@ static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) f2_blksz = SDIO_4373_FUNC2_BLOCKSIZE; break; case SDIO_DEVICE_ID_BROADCOM_4359: - f2_blksz = SDIO_4359_FUNC2_BLOCKSIZE; + /* fallthrough */ + case SDIO_DEVICE_ID_BROADCOM_4354: + /* fallthrough */ + case SDIO_DEVICE_ID_BROADCOM_4356: + f2_blksz = SDIO_435X_FUNC2_BLOCKSIZE; break; default: break; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 491b635e72b1..037a4efef924 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -47,9 +47,9 @@ #define CY_4339_MES_WATERMARK 80 #define CY_4339_MESBUSYCTRL (CY_4339_MES_WATERMARK | \ SBSDIO_MESBUSYCTRL_ENAB) -#define CY_4359_F2_WATERMARK 0x40 -#define CY_4359_F1_MESBUSYCTRL (CY_4359_F2_WATERMARK | SBSDIO_MESBUSYCTRL_ENAB) - +#define CY_435X_F2_WATERMARK 0x40 +#define CY_435X_F1_MESBUSYCTRL (CY_435X_F2_WATERMARK | \ + SBSDIO_MESBUSYCTRL_ENAB) #ifdef DEBUG #define BRCMF_TRAP_INFO_SIZE 80 @@ -4227,17 +4227,21 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, CY_4339_MESBUSYCTRL, &err); break; case SDIO_DEVICE_ID_BROADCOM_4359: + /* fallthrough */ + case SDIO_DEVICE_ID_BROADCOM_4354: + /* fallthrough */ + case SDIO_DEVICE_ID_BROADCOM_4356: brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes\n", - CY_4359_F2_WATERMARK); + CY_435X_F2_WATERMARK); brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK, - CY_4359_F2_WATERMARK, &err); + CY_435X_F2_WATERMARK, &err); devctl = brcmf_sdiod_readb(sdiod, SBSDIO_DEVICE_CTL, &err); devctl |= SBSDIO_DEVCTL_F2WM_ENAB; brcmf_sdiod_writeb(sdiod, SBSDIO_DEVICE_CTL, devctl, &err); brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_MESBUSYCTRL, - CY_4359_F1_MESBUSYCTRL, &err); + CY_435X_F1_MESBUSYCTRL, &err); break; default: brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK, -- 2.25.0
