From: Ping-Ke Shih Date: Fri, 1 Sep 2023 07:39:56 +0000 (+0800) Subject: wifi: rtw89: 8922a: set memory heap address for secure firmware X-Git-Tag: io_uring-6.7-2023-11-10~40^2~213^2~211 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=b227c990de9a3af37d1c9e6fd9b193145b4ca779;p=linux-block.git wifi: rtw89: 8922a: set memory heap address for secure firmware Secure firmware is protected by public/private key cryptography. To help firmware self verify integrity, configure a heap address for these data before downloading firmware. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20230901073956.54203-9-pkshih@realtek.com --- diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index e69cc3ec0eb9..dc951cf95576 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -912,6 +912,10 @@ static int rtw89_fw_download_suit(struct rtw89_dev *rtwdev, return ret; } + if (rtwdev->chip->chip_id == RTL8922A && + (fw_suit->type == RTW89_FW_NORMAL || fw_suit->type == RTW89_FW_WOWLAN)) + rtw89_write32(rtwdev, R_BE_SECURE_BOOT_MALLOC_INFO, 0x20248000); + ret = mac->fwdl_check_path_ready(rtwdev, true); if (ret) { rtw89_err(rtwdev, "[ERR]H2C path ready\n"); diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index 55ba995da1bc..95dc51eb515f 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -3670,6 +3670,8 @@ #define B_BE_LPS_STATUS BIT(3) #define B_BE_HCI_TXDMA_BUSY BIT(2) +#define R_BE_SECURE_BOOT_MALLOC_INFO 0x0184 + #define R_BE_WCPU_FW_CTRL 0x01E0 #define B_BE_RUN_ENV_MASK GENMASK(31, 30) #define B_BE_WCPU_FWDL_STATUS_MASK GENMASK(29, 26)