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| author |   Wright Feng <wright.feng@cypress.com> | 2020-05-28 22:49:37 -0500 |
|---|---|---|
| committer |   Kalle Valo <kvalo@codeaurora.org> | 2020-05-29 20:39:39 +0300 |
| commit | df18c257bd6a3fe1906a9c87bcb0bb30cf87ef64 (patch) | |
| tree | 3b41caad6794ec1039b8a1aedca1fbecd41952dd /drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | |
| parent | brcmfmac: set F2 blocksize and watermark for 4354/4356 SDIO (diff) | |
| download | wireguard-linux-df18c257bd6a3fe1906a9c87bcb0bb30cf87ef64.tar.xz wireguard-linux-df18c257bd6a3fe1906a9c87bcb0bb30cf87ef64.zip | |
brcmfmac: fix 43455 CRC error under SDIO 3.0 SDR104 mode
This patch fixes 43455 CRC error while running throughput test with
suspend/resume stress test.
The continuous failure messages before system crash:
brcmfmac: brcmf_sdiod_sglist_rw: CMD53 sg block read failed -84
brcmfmac: brcmf_sdio_rxglom: glom read of 25600 bytes failed: -5
brcmfmac: brcmf_sdio_rxfail: abort command, terminate frame
brcmfmac: brcmf_sdiod_sglist_rw: CMD53 sg block read failed -84
brcmfmac: brcmf_sdio_rxglom: glom read of 24576 bytes failed: -5
brcmfmac: brcmf_sdio_rxfail: abort command, terminate frame
Signed-off-by: Wright Feng <wright.feng@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/20200529034938.124533-5-chi-hsien.lin@cypress.com
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 037a4efef924..58d9f0b90ad3 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -47,9 +47,14 @@ #define CY_4339_MES_WATERMARK 80 #define CY_4339_MESBUSYCTRL (CY_4339_MES_WATERMARK | \ SBSDIO_MESBUSYCTRL_ENAB) +#define CY_43455_F2_WATERMARK 0x60 +#define CY_43455_MES_WATERMARK 0x50 +#define CY_43455_MESBUSYCTRL (CY_43455_MES_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 @@ -4226,6 +4231,19 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_MESBUSYCTRL, CY_4339_MESBUSYCTRL, &err); break; + case SDIO_DEVICE_ID_BROADCOM_43455: + brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes for 43455\n", + CY_43455_F2_WATERMARK); + brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK, + CY_43455_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_43455_MESBUSYCTRL, &err); + break; case SDIO_DEVICE_ID_BROADCOM_4359: /* fallthrough */ case SDIO_DEVICE_ID_BROADCOM_4354: |