diff mbox series

[2/2] wifi: rtw88: 8821a/8812a: Set ptct_efuse_size to 0

Message ID 1a477adb-60c3-463c-b158-3f86c94cb821@gmail.com (mailing list archive)
State New
Delegated to: Ping-Ke Shih
Headers show
Series [1/2] wifi: rtw88: 8812a: Support RFE type 2 | expand

Commit Message

Bitterblue Smith Dec. 18, 2024, 12:16 a.m. UTC
Some RTL8812AU devices fail to probe:

[   12.478774] rtw_8812au 1-1.3:1.0: failed to dump efuse logical map
[   12.487712] rtw_8812au 1-1.3:1.0: failed to setup chip efuse info
[   12.487742] rtw_8812au 1-1.3:1.0: failed to setup chip information
[   12.491077] rtw_8812au: probe of 1-1.3:1.0 failed with error -22

It turns out these chips don't need to "protect" any bytes at the end of
the efuse.

The original value of 96 was copied from rtw8821c.c.

No one reported any failures with RTL8821AU yet, but the vendor driver
uses the same efuse reading code for both chips.

Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
---
 drivers/net/wireless/realtek/rtw88/rtw8812a.c | 2 +-
 drivers/net/wireless/realtek/rtw88/rtw8821a.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/realtek/rtw88/rtw8812a.c b/drivers/net/wireless/realtek/rtw88/rtw8812a.c
index d8f0ed70777f..21795286a1a0 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8812a.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8812a.c
@@ -1027,7 +1027,7 @@  const struct rtw_chip_info rtw8812a_hw_spec = {
 	.rx_buf_desc_sz = 8,
 	.phy_efuse_size = 512,
 	.log_efuse_size = 512,
-	.ptct_efuse_size = 96 + 1, /* TODO or just 18? */
+	.ptct_efuse_size = 0,
 	.txff_size = 131072,
 	.rxff_size = 16128,
 	.rsvd_drv_pg_num = 9,
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821a.c b/drivers/net/wireless/realtek/rtw88/rtw8821a.c
index db242c9ad68f..dafab2af33bc 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8821a.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8821a.c
@@ -1118,7 +1118,7 @@  const struct rtw_chip_info rtw8821a_hw_spec = {
 	.rx_buf_desc_sz = 8,
 	.phy_efuse_size = 512,
 	.log_efuse_size = 512,
-	.ptct_efuse_size = 96 + 1, /* TODO or just 18? */
+	.ptct_efuse_size = 0,
 	.txff_size = 65536,
 	.rxff_size = 16128,
 	.rsvd_drv_pg_num = 8,