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bnxt_en: Abort waiting for firmware response if there is no heartbeat.
This is especially beneficial during the NVRAM related firmware commands that have longer timeouts. If the BNXT_STATE_FW_FATAL_COND flag gets set while waiting for firmware response, abort and return error. Signed-off-by: Pavan Chebbi <pavan.chebbi@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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1 changed files with 10 additions and 0 deletions
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@ -4278,6 +4278,11 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len,
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/* Wait until hwrm response cmpl interrupt is processed */
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while (bp->hwrm_intr_seq_id != (u16)~seq_id &&
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i++ < tmo_count) {
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/* Abort the wait for completion if the FW health
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* check has failed.
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*/
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if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state))
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return -EBUSY;
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/* on first few passes, just barely sleep */
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if (i < HWRM_SHORT_TIMEOUT_COUNTER)
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usleep_range(HWRM_SHORT_MIN_TIMEOUT,
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@ -4301,6 +4306,11 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len,
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/* Check if response len is updated */
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for (i = 0; i < tmo_count; i++) {
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/* Abort the wait for completion if the FW health
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* check has failed.
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*/
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if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state))
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return -EBUSY;
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len = (le32_to_cpu(*resp_len) & HWRM_RESP_LEN_MASK) >>
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HWRM_RESP_LEN_SFT;
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if (len)
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