diff options
| author | Wright Feng <wright.feng@cypress.com> | 2020-05-28 22:49:34 -0500 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-05-29 20:39:35 +0300 |
| commit | 2a7621ded321dfd70b5349bbfcd1af9e9df1f197 (patch) | |
| tree | 34491ea24082ba078b041d5597ada830876215ac /drivers/net/wireless | |
| parent | da74b6933b3ba27c88fa0b7ccbd019e4f41ebfd4 (diff) | |
brcmfmac: set F2 blocksize for 4373
Set F2 blocksize to 256 bytes for 4373. It fixes DMA error while having
UDP bi-directional traffic. Also use a defined F1 MesBusyCtrl value.
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/20200529034938.124533-2-chi-hsien.lin@cypress.com
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 14 | ||||
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 4 |
2 files changed, 15 insertions, 3 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index 22a17ae09e94..bb3196cba683 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -43,6 +43,7 @@ #define SDIO_FUNC1_BLOCKSIZE 64 #define SDIO_FUNC2_BLOCKSIZE 512 +#define SDIO_4373_FUNC2_BLOCKSIZE 256 #define SDIO_4359_FUNC2_BLOCKSIZE 256 /* Maximum milliseconds to wait for F2 to come up */ #define SDIO_WAIT_F2RDY 3000 @@ -910,13 +911,24 @@ static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) sdio_release_host(sdiodev->func1); goto out; } - if (sdiodev->func2->device == SDIO_DEVICE_ID_BROADCOM_4359) + switch (sdiodev->func2->device) { + case SDIO_DEVICE_ID_CYPRESS_4373: + f2_blksz = SDIO_4373_FUNC2_BLOCKSIZE; + break; + case SDIO_DEVICE_ID_BROADCOM_4359: f2_blksz = SDIO_4359_FUNC2_BLOCKSIZE; + break; + default: + break; + } + ret = sdio_set_block_size(sdiodev->func2, f2_blksz); if (ret) { brcmf_err("Failed to set F2 blocksize\n"); sdio_release_host(sdiodev->func1); goto out; + } else { + brcmf_dbg(SDIO, "set F2 blocksize to %d\n", f2_blksz); } /* increase F2 timeout */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index ce6f15284277..dce22cd2279d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -41,6 +41,7 @@ /* watermark expressed in number of words */ #define DEFAULT_F2_WATERMARK 0x8 #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_4359_F2_WATERMARK 0x40 #define CY_4359_F1_MESBUSYCTRL (CY_4359_F2_WATERMARK | SBSDIO_MESBUSYCTRL_ENAB) @@ -4195,8 +4196,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, brcmf_sdiod_writeb(sdiod, SBSDIO_DEVICE_CTL, devctl, &err); brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_MESBUSYCTRL, - CY_4373_F2_WATERMARK | - SBSDIO_MESBUSYCTRL_ENAB, &err); + CY_4373_F1_MESBUSYCTRL, &err); break; case SDIO_DEVICE_ID_CYPRESS_43012: brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes\n", |