diff mbox series

[12/12] iwlwifi: yoyo: fix issue with new DBGI_SRAM region read.

Message ID iwlwifi.20211219132536.55527214f8c9.I1748215ccb3fa20a3491a46a49b12e04eb560ac6@changeid (mailing list archive)
State Accepted
Commit 9fae33eb13cc9f716437749b4eada4ce08081b70
Delegated to: Luca Coelho
Headers show
Series iwlwifi: updates intended for v5.17 2021-12-19 part 2 | expand

Commit Message

Luca Coelho Dec. 19, 2021, 11:28 a.m. UTC 
From: Mukesh Sisodiya <mukesh.sisodiya@intel.com>

NIC has been grabbed for reading twice which is leading
to NIC hang. Code correction are done for reading data with
no grab function.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 35af228be3aa..7ad9cee925da 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1564,7 +1564,7 @@  iwl_dump_ini_dbgi_sram_iter(struct iwl_fw_runtime *fwrt,
 	iwl_write_prph_no_grab(fwrt->trans, DBGI_SRAM_TARGET_ACCESS_CFG,
 			       DBGI_SRAM_TARGET_ACCESS_CFG_RESET_ADDRESS_MSK);
 	for (i = 0; i < (le32_to_cpu(reg->dev_addr.size) / 4); i++) {
-		prph_data = iwl_read_prph(fwrt->trans, (i % 2) ?
+		prph_data = iwl_read_prph_no_grab(fwrt->trans, (i % 2) ?
 					  DBGI_SRAM_TARGET_ACCESS_RDATA_MSB :
 					  DBGI_SRAM_TARGET_ACCESS_RDATA_LSB);
 		if (prph_data == 0x5a5a5a5a) {