Commit 9be20a82 authored by Martin Blumenstingl's avatar Martin Blumenstingl Committed by Kalle Valo
Browse files

wifi: rtw88: rtw8723d: Implement RTL8723DS (SDIO) efuse parsing 



The efuse of the SDIO RTL8723DS chip has only one known member: the mac
address is at offset 0x11a. Add a struct rtw8723ds_efuse describing this
and use it for copying the mac address when the SDIO bus is used.

Reviewed-by: default avatarPing-Ke Shih <pkshih@realtek.com>
Signed-off-by: default avatarMartin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: default avatarKalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230522202425.1827005-3-martin.blumenstingl@googlemail.com
parent e967229e

drivers/net/wireless/realtek/rtw88/rtw8723d.c

+9 −0
Original line number Diff line number Diff line
@@ -216,6 +216,12 @@ static void rtw8723du_efuse_parsing(struct rtw_efuse *efuse, 
	ether_addr_copy(efuse->addr, map->u.mac_addr);

}



static void rtw8723ds_efuse_parsing(struct rtw_efuse *efuse,

				    struct rtw8723d_efuse *map)

{

	ether_addr_copy(efuse->addr, map->s.mac_addr);

}



static int rtw8723d_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)

{

	struct rtw_efuse *efuse = &rtwdev->efuse;
@@ -248,6 +254,9 @@ static int rtw8723d_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) 
	case RTW_HCI_TYPE_USB:

		rtw8723du_efuse_parsing(efuse, map);

		break;

	case RTW_HCI_TYPE_SDIO:

		rtw8723ds_efuse_parsing(efuse, map);

		break;

	default:

		/* unsupported now */

		return -ENOTSUPP;

drivers/net/wireless/realtek/rtw88/rtw8723d.h

+6 −0
Original line number Diff line number Diff line
@@ -49,6 +49,11 @@ struct rtw8723du_efuse { 
	u8 mac_addr[ETH_ALEN];          /* 0x107 */

};



struct rtw8723ds_efuse {

	u8 res4[0x4a];			/* 0xd0 */

	u8 mac_addr[ETH_ALEN];		/* 0x11a */

};



struct rtw8723d_efuse {

	__le16 rtl_id;

	u8 rsvd[2];
@@ -80,6 +85,7 @@ struct rtw8723d_efuse { 
	union {

		struct rtw8723de_efuse e;

		struct rtw8723du_efuse u;

		struct rtw8723ds_efuse s;

	};

};