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| author | Arend Van Spriel <arend.vanspriel@broadcom.com> | 2018-01-22 21:46:40 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2018-01-24 18:02:39 +0200 |
| commit | b69c1df47281ad47bd2037a42b98f5c7115b7fd5 (patch) | |
| tree | 8fc1f6eb8204ef06b99d7b0281e051b09c7f5555 /drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c | |
| parent | 5242a5444e0b6464d7455beb55d936dd192b5e9d (diff) | |
| download | linux-stable-b69c1df47281ad47bd2037a42b98f5c7115b7fd5.tar.gz linux-stable-b69c1df47281ad47bd2037a42b98f5c7115b7fd5.tar.bz2 linux-stable-b69c1df47281ad47bd2037a42b98f5c7115b7fd5.zip | |
brcmfmac: separate firmware errors from i/o errors
When using the firmware api it can fail simply because firmware does
not like the request or it fails due to issues in the host interface.
Currently, there is only a single error code which is confusing. So
adding a parameter to pass the firmware error separately and in case
of a firmware error always return -EBADE to user-space.
Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c index bd6da053c03e..2d3a5dd07a3f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c @@ -165,7 +165,7 @@ static int brcmf_proto_bcdc_cmplt(struct brcmf_pub *drvr, u32 id, u32 len) static int brcmf_proto_bcdc_query_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, - void *buf, uint len) + void *buf, uint len, int *fwerr) { struct brcmf_bcdc *bcdc = (struct brcmf_bcdc *)drvr->proto->pd; struct brcmf_proto_bcdc_dcmd *msg = &bcdc->msg; @@ -175,6 +175,7 @@ brcmf_proto_bcdc_query_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, brcmf_dbg(BCDC, "Enter, cmd %d len %d\n", cmd, len); + *fwerr = 0; ret = brcmf_proto_bcdc_msg(drvr, ifidx, cmd, buf, len, false); if (ret < 0) { brcmf_err("brcmf_proto_bcdc_msg failed w/status %d\n", @@ -215,15 +216,14 @@ retry: /* Check the ERROR flag */ if (flags & BCDC_DCMD_ERROR) - ret = le32_to_cpu(msg->status); - + *fwerr = le32_to_cpu(msg->status); done: return ret; } static int brcmf_proto_bcdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, - void *buf, uint len) + void *buf, uint len, int *fwerr) { struct brcmf_bcdc *bcdc = (struct brcmf_bcdc *)drvr->proto->pd; struct brcmf_proto_bcdc_dcmd *msg = &bcdc->msg; @@ -232,6 +232,7 @@ brcmf_proto_bcdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, brcmf_dbg(BCDC, "Enter, cmd %d len %d\n", cmd, len); + *fwerr = 0; ret = brcmf_proto_bcdc_msg(drvr, ifidx, cmd, buf, len, true); if (ret < 0) goto done; @@ -255,7 +256,7 @@ brcmf_proto_bcdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd, /* Check the ERROR flag */ if (flags & BCDC_DCMD_ERROR) - ret = le32_to_cpu(msg->status); + *fwerr = le32_to_cpu(msg->status); done: return ret; |