diff options
| author | Bongsu Jeon <bongsu.jeon@samsung.com> | 2020-12-04 07:52:57 +0900 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-12-04 15:30:47 -0800 |
| commit | 4fb7b98c7be3f7ea55dff36296d51881c6e1ee10 (patch) | |
| tree | d1e1d7e05a4e46d24d8f56a18cc97e9f10784dc1 /drivers/nfc | |
| parent | 43be3a3c65ff9c0e4f2ac1c4a7e22784b3827695 (diff) | |
| download | linux-4fb7b98c7be3f7ea55dff36296d51881c6e1ee10.tar.gz | |
nfc: s3fwrn5: skip the NFC bootloader mode
If there isn't a proper NFC firmware image, Bootloader mode will be
skipped.
Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201203225257.2446-1-bongsu.jeon@samsung.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/s3fwrn5/core.c | 23 | ||||
| -rw-r--r-- | drivers/nfc/s3fwrn5/firmware.c | 11 | ||||
| -rw-r--r-- | drivers/nfc/s3fwrn5/firmware.h | 1 |
3 files changed, 23 insertions, 12 deletions
diff --git a/drivers/nfc/s3fwrn5/core.c b/drivers/nfc/s3fwrn5/core.c index f8e5d78d90788..c00b7a07c3ee2 100644 --- a/drivers/nfc/s3fwrn5/core.c +++ b/drivers/nfc/s3fwrn5/core.c @@ -20,13 +20,26 @@ NFC_PROTO_ISO14443_B_MASK | \ NFC_PROTO_ISO15693_MASK) +static int s3fwrn5_firmware_init(struct s3fwrn5_info *info) +{ + struct s3fwrn5_fw_info *fw_info = &info->fw_info; + int ret; + + s3fwrn5_fw_init(fw_info, "sec_s3fwrn5_firmware.bin"); + + /* Get firmware data */ + ret = s3fwrn5_fw_request_firmware(fw_info); + if (ret < 0) + dev_err(&fw_info->ndev->nfc_dev->dev, + "Failed to get fw file, ret=%02x\n", ret); + return ret; +} + static int s3fwrn5_firmware_update(struct s3fwrn5_info *info) { bool need_update; int ret; - s3fwrn5_fw_init(&info->fw_info, "sec_s3fwrn5_firmware.bin"); - /* Update firmware */ s3fwrn5_set_wake(info, false); @@ -109,6 +122,12 @@ static int s3fwrn5_nci_post_setup(struct nci_dev *ndev) struct s3fwrn5_info *info = nci_get_drvdata(ndev); int ret; + if (s3fwrn5_firmware_init(info)) { + //skip bootloader mode + ret = 0; + goto out; + } + ret = s3fwrn5_firmware_update(info); if (ret < 0) goto out; diff --git a/drivers/nfc/s3fwrn5/firmware.c b/drivers/nfc/s3fwrn5/firmware.c index 4cde6dd5c019e..4b5352e2b9159 100644 --- a/drivers/nfc/s3fwrn5/firmware.c +++ b/drivers/nfc/s3fwrn5/firmware.c @@ -280,7 +280,7 @@ static int s3fwrn5_fw_complete_update_mode(struct s3fwrn5_fw_info *fw_info) #define S3FWRN5_FW_IMAGE_HEADER_SIZE 44 -static int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info) +int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info) { struct s3fwrn5_fw_image *fw = &fw_info->fw; u32 sig_off; @@ -358,15 +358,6 @@ int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info) struct s3fwrn5_fw_cmd_get_bootinfo_rsp bootinfo; int ret; - /* Get firmware data */ - - ret = s3fwrn5_fw_request_firmware(fw_info); - if (ret < 0) { - dev_err(&fw_info->ndev->nfc_dev->dev, - "Failed to get fw file, ret=%02x\n", ret); - return ret; - } - /* Get bootloader info */ ret = s3fwrn5_fw_get_bootinfo(fw_info, &bootinfo); diff --git a/drivers/nfc/s3fwrn5/firmware.h b/drivers/nfc/s3fwrn5/firmware.h index 3c83e6730d30d..3a82ce5837fbb 100644 --- a/drivers/nfc/s3fwrn5/firmware.h +++ b/drivers/nfc/s3fwrn5/firmware.h @@ -89,6 +89,7 @@ struct s3fwrn5_fw_info { char parity; }; +int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info); void s3fwrn5_fw_init(struct s3fwrn5_fw_info *fw_info, const char *fw_name); int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info); bool s3fwrn5_fw_check_version(const struct s3fwrn5_fw_info *fw_info, u32 version); |