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Commit 192185d6 authored by Johannes Berg's avatar Johannes Berg Committed by Luca Coelho
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iwlwifi: pcie: avoid msleep() with short timeout



Since msleep is based on jiffies, it can sleep for a long time.
Use usleep_range() instead to shorten the maximum time.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent b7a08b28
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+2 −2
Original line number Diff line number Diff line
@@ -582,7 +582,7 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans)

	iwl_set_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG,
		    CSR_RESET_LINK_PWR_MGMT_DISABLED);
	msleep(1);
	usleep_range(1000, 2000);

	for (iter = 0; iter < 10; iter++) {
		/* If HW is not ready, prepare the conditions to check again */
@@ -1945,7 +1945,7 @@ static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans, u32 txq_bm)
				      "WR pointer moved while flushing %d -> %d\n",
				      wr_ptr, write_ptr))
				return -ETIMEDOUT;
			msleep(1);
			usleep_range(1000, 2000);
		}

		if (q->read_ptr != q->write_ptr) {