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[2a01:c23:b8cf:1500::e63]) by smtp.googlemail.com with ESMTPSA id a65-20020a509ec7000000b004acc5077026sm3742554edf.79.2023.02.18.07.30.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Feb 2023 07:30:19 -0800 (PST) From: Martin Blumenstingl To: linux-wireless@vger.kernel.org Cc: tony0620emma@gmail.com, kvalo@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Neo Jou , Jernej Skrabec , pkshih@realtek.com, Martin Blumenstingl Subject: [PATCH v2 5/5] wifi: rtw88: rtw8822c: Implement RTL8822CS (SDIO) efuse parsing Date: Sat, 18 Feb 2023 16:29:44 +0100 Message-Id: <20230218152944.48842-6-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230218152944.48842-1-martin.blumenstingl@googlemail.com> References: <20230218152944.48842-1-martin.blumenstingl@googlemail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The efuse of the SDIO RTL8822CS chip has only one known member: the mac address is at offset 0x16a. Add a struct rtw8822cs_efuse describing this and use it for copying the mac address when the SDIO bus is used. Signed-off-by: Martin Blumenstingl Reviewed-by: Ping-Ke Shih --- - add the new function/union member/case statement last (after USB) - while here, also sort the union members to be consistent with the switch case (PCIe first, USB second, SDIO last) drivers/net/wireless/realtek/rtw88/rtw8822c.c | 9 +++++++++ drivers/net/wireless/realtek/rtw88/rtw8822c.h | 8 +++++++- 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index 964e27887fe2..5a2c004b12df 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -35,6 +35,12 @@ static void rtw8822cu_efuse_parsing(struct rtw_efuse *efuse, ether_addr_copy(efuse->addr, map->u.mac_addr); } +static void rtw8822cs_efuse_parsing(struct rtw_efuse *efuse, + struct rtw8822c_efuse *map) +{ + ether_addr_copy(efuse->addr, map->s.mac_addr); +} + static int rtw8822c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) { struct rtw_efuse *efuse = &rtwdev->efuse; @@ -67,6 +73,9 @@ static int rtw8822c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) case RTW_HCI_TYPE_USB: rtw8822cu_efuse_parsing(efuse, map); break; + case RTW_HCI_TYPE_SDIO: + rtw8822cs_efuse_parsing(efuse, map); + break; default: /* unsupported now */ return -ENOTSUPP; diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.h b/drivers/net/wireless/realtek/rtw88/rtw8822c.h index 479d5d769c52..1bc0e7f5d6bb 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.h @@ -16,6 +16,11 @@ struct rtw8822cu_efuse { u8 res2[0x3d]; }; +struct rtw8822cs_efuse { + u8 res0[0x4a]; /* 0x120 */ + u8 mac_addr[ETH_ALEN]; /* 0x16a */ +} __packed; + struct rtw8822ce_efuse { u8 mac_addr[ETH_ALEN]; /* 0x120 */ u8 vender_id[2]; @@ -91,8 +96,9 @@ struct rtw8822c_efuse { u8 res9; u8 res10[0x42]; union { - struct rtw8822cu_efuse u; struct rtw8822ce_efuse e; + struct rtw8822cu_efuse u; + struct rtw8822cs_efuse s; }; };