diff mbox series

[14/21] wil6210: use OEM MAC address from OTP

Message ID 1550845279-16103-15-git-send-email-merez@codeaurora.org (mailing list archive)
State Accepted
Commit 7b834639c4c4cbb19acb0842a8f4ee11ea079c6f
Delegated to: Kalle Valo
Headers show
Series wil6210 patches | expand

Commit Message

Maya Erez Feb. 22, 2019, 2:21 p.m. UTC 
From: Dedy Lansky <dlansky@codeaurora.org>

In addition to existing MAC address field in OTP, new field added for
OEM MAC address.
wil6210 gives precedence to the new OEM MAC address and will use it if
its valid.

Signed-off-by: Dedy Lansky <dlansky@codeaurora.org>
Signed-off-by: Maya Erez <merez@codeaurora.org>
---
 drivers/net/wireless/ath/wil6210/main.c    | 21 +++++++++++++++------
 drivers/net/wireless/ath/wil6210/wil6210.h |  1 +
 2 files changed, 16 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
index 6a6bfb3..b69d9a2 100644
--- a/drivers/net/wireless/ath/wil6210/main.c
+++ b/drivers/net/wireless/ath/wil6210/main.c
@@ -1413,13 +1413,22 @@  static int wil_get_otp_info(struct wil6210_priv *wil)
 	u8 mac[8];
 	int mac_addr;
 
-	if (wil->hw_version >= HW_VER_TALYN_MB)
-		mac_addr = RGF_OTP_MAC_TALYN_MB;
-	else
-		mac_addr = RGF_OTP_MAC;
+	/* OEM MAC has precedence */
+	mac_addr = RGF_OTP_OEM_MAC;
+	wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr), sizeof(mac));
+
+	if (is_valid_ether_addr(mac)) {
+		wil_info(wil, "using OEM MAC %pM\n", mac);
+	} else {
+		if (wil->hw_version >= HW_VER_TALYN_MB)
+			mac_addr = RGF_OTP_MAC_TALYN_MB;
+		else
+			mac_addr = RGF_OTP_MAC;
+
+		wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr),
+				     sizeof(mac));
+	}
 
-	wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr),
-			     sizeof(mac));
 	if (!is_valid_ether_addr(mac)) {
 		wil_err(wil, "Invalid MAC %pM\n", mac);
 		return -EINVAL;
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index de72466..9d7e02e 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -367,6 +367,7 @@  struct RGF_ICR {
 	#define REVISION_ID_SPARROW_D0	(0x3)
 
 #define RGF_OTP_MAC_TALYN_MB		(0x8a0304)
+#define RGF_OTP_OEM_MAC			(0x8a0334)
 #define RGF_OTP_MAC			(0x8a0620)
 
 /* Talyn-MB */