brcmfmac: reset SDIO bus on a firmware crash

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commit 4684997d9e ("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

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Chi-Hsien Lin 2020-06-22 09:48:51 -05:00 • committed by Kalle Valo

parent 0d9de08da5

commit 7836102a75

3 changed files with 38 additions and 3 deletions

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4

drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c

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34

drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c

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3

drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h

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