diff options
| author | Chi-Hsien Lin <chi-hsien.lin@cypress.com> | 2020-06-22 09:48:51 -0500 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-07-14 12:48:34 +0300 |
| commit | 7836102a750a92ddec19b7cd997a76f05c0a16ea (patch) | |
| tree | 5af7acecea395fc3dbc5048b57ff0143ab456b7b /drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | |
| parent | 0d9de08da52a6cbda290d125d96a0015e172186f (diff) | |
| download | linux-7836102a750a92ddec19b7cd997a76f05c0a16ea.tar.gz | |
brcmfmac: reset SDIO bus on a firmware crash
commit 4684997d9eea ("brcmfmac: reset PCIe bus on a firmware crash")
adds a reset function to recover firmware trap for PCIe bus. This commit
adds an implementation for SDIO bus.
Upon SDIO firmware trap, do below:
- Remove the device
- Reset hardware
- Probe the device again
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/20200622144851.165248-1-chi-hsien.lin@cypress.com
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index 46346cb3bc84..1a7ab49295aa 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -863,7 +863,7 @@ static void brcmf_sdiod_freezer_detach(struct brcmf_sdio_dev *sdiodev) } #endif /* CONFIG_PM_SLEEP */ -static int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev) +int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev) { sdiodev->state = BRCMF_SDIOD_DOWN; if (sdiodev->bus) { @@ -898,7 +898,7 @@ static void brcmf_sdiod_host_fixup(struct mmc_host *host) host->caps |= MMC_CAP_NONREMOVABLE; } -static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) +int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) { int ret = 0; unsigned int f2_blksz = SDIO_FUNC2_BLOCKSIZE; |