From 7fd6b12f329b7ec1c1e3ad49d701d2ac7ab42d9e Mon Sep 17 00:00:00 2001 From: Samuel Ortiz Date: Fri, 16 Oct 2009 13:18:58 +0800 Subject: [PATCH] iwmc3200wifi: Support unexpected reboot barker We can receive unexpected reboot barker at any time, and we're supposed to reset the whole device then. Signed-off-by: Samuel Ortiz Signed-off-by: Zhu Yi Signed-off-by: John W. Linville --- drivers/net/wireless/iwmc3200wifi/rx.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c index 5fa0a63ef0bf..bca3bb2d2dec 100644 --- a/drivers/net/wireless/iwmc3200wifi/rx.c +++ b/drivers/net/wireless/iwmc3200wifi/rx.c @@ -1321,6 +1321,14 @@ int iwm_rx_handle(struct iwm_priv *iwm, u8 *buf, unsigned long buf_size) switch (le32_to_cpu(hdr->cmd)) { case UMAC_REBOOT_BARKER: + if (test_bit(IWM_STATUS_READY, &iwm->status)) { + IWM_ERR(iwm, "Unexpected BARKER\n"); + + schedule_work(&iwm->reset_worker); + + return 0; + } + return iwm_notif_send(iwm, NULL, IWM_BARKER_REBOOT_NOTIFICATION, IWM_SRC_UDMA, buf, buf_size); case UMAC_ACK_BARKER: -- 2.20.1