OpenWrt – Blame information for rev 4
?pathlinks?
Rev | Author | Line No. | Line |
---|---|---|---|
4 | office | 1 | From 8a3ab2f38f1669e3be6433a1f6b82a077b38c4c7 Mon Sep 17 00:00:00 2001 |
2 | From: Franky Lin <franky.lin@broadcom.com> |
||
3 | Date: Wed, 16 May 2018 14:12:02 +0200 |
||
4 | Subject: [PATCH] brcmfmac: trigger memory dump upon firmware halt signal |
||
5 | |||
6 | PCIe dongle firmware signals a halt/trap through mailbox interrupt. |
||
7 | Trigger a memory dump upon receiving such signal could help to provide |
||
8 | useful information for issue debug. |
||
9 | |||
10 | Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com> |
||
11 | Signed-off-by: Franky Lin <franky.lin@broadcom.com> |
||
12 | Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> |
||
13 | Signed-off-by: Kalle Valo <kvalo@codeaurora.org> |
||
14 | --- |
||
15 | drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 5 +++++ |
||
16 | 1 file changed, 5 insertions(+) |
||
17 | |||
18 | --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c |
||
19 | +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c |
||
20 | @@ -182,6 +182,7 @@ static const struct brcmf_firmware_mappi |
||
21 | #define BRCMF_D2H_DEV_D3_ACK 0x00000001 |
||
22 | #define BRCMF_D2H_DEV_DS_ENTER_REQ 0x00000002 |
||
23 | #define BRCMF_D2H_DEV_DS_EXIT_NOTE 0x00000004 |
||
24 | +#define BRCMF_D2H_DEV_FWHALT 0x10000000 |
||
25 | |||
26 | #define BRCMF_H2D_HOST_D3_INFORM 0x00000001 |
||
27 | #define BRCMF_H2D_HOST_DS_ACK 0x00000002 |
||
28 | @@ -717,6 +718,10 @@ static void brcmf_pcie_handle_mb_data(st |
||
29 | devinfo->mbdata_completed = true; |
||
30 | wake_up(&devinfo->mbdata_resp_wait); |
||
31 | } |
||
32 | + if (dtoh_mb_data & BRCMF_D2H_DEV_FWHALT) { |
||
33 | + brcmf_dbg(PCIE, "D2H_MB_DATA: FW HALT\n"); |
||
34 | + brcmf_dev_coredump(&devinfo->pdev->dev); |
||
35 | + } |
||
36 | } |
||
37 | |||
38 |