[PATCH v2] wifi: ath11k: adjust a comment to reflect reality
Kevin Lo
kevlo at kevlo.org
Mon Mar 4 00:22:00 PST 2024
On QCA6390/QCN9074/WCN6855, MHISTATUS may still have SYSERR bit set
after SOC_GLOBAL_RESET.
changes for v2:
- update comment about resetting MHICTRL to clear SYSERR
Signed-off-by: Kevin Lo <kevlo at kevlo.org>
---
diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
index fb4ecf9a103e..956fff0d4962 100644
--- a/drivers/net/wireless/ath/ath11k/mhi.c
+++ b/drivers/net/wireless/ath/ath11k/mhi.c
@@ -158,9 +158,8 @@ void ath11k_mhi_set_mhictrl_reset(struct ath11k_base *ab)
ath11k_dbg(ab, ATH11K_DBG_PCI, "mhistatus 0x%x\n", val);
- /* Observed on QCA6390 that after SOC_GLOBAL_RESET, MHISTATUS
- * has SYSERR bit set and thus need to set MHICTRL_RESET
- * to clear SYSERR.
+ /* After SOC_GLOBAL_RESET, MHISTATUS may still have SYSERR bit set
+ * and thus need to set MHICTRL_RESET to clear SYSERR.
*/
ath11k_pcic_write32(ab, MHICTRL, MHICTRL_RESET_MASK);
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