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NFC: netlink: Add result of firmware operation to completion event

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Result is added as an NFC_ATTR_FIRMWARE_DOWNLOAD_STATUS attribute
containing the standard errno positive value of the completion result.
This event will be sent when the firmare download operation is done and
will contain the operation result.

Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Eric Lapuyade 2013-07-19 14:57:55 +02:00 committed by Samuel Ortiz
parent eab10b71a7
commit 352a5f5fb3
5 changed files with 19 additions and 5 deletions
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3
include/net/nfc/nfc.h
View File

@ -224,7 +224,8 @@ int nfc_set_remote_general_bytes(struct nfc_dev *dev,
u8 *gt, u8 gt_len);
u8 *nfc_get_local_general_bytes(struct nfc_dev *dev, size_t *gb_len);
int nfc_fw_download_done(struct nfc_dev *dev, const char *firmware_name);
int nfc_fw_download_done(struct nfc_dev *dev, const char *firmware_name,
u32 result);
int nfc_targets_found(struct nfc_dev *dev,
struct nfc_target *targets, int ntargets);

2
include/uapi/linux/nfc.h
View File

@ -146,6 +146,7 @@ enum nfc_commands {
* @NFC_ATTR_FIRMWARE_NAME: Free format firmware version
* @NFC_ATTR_SE_INDEX: Secure element index
* @NFC_ATTR_SE_TYPE: Secure element type (UICC or EMBEDDED)
* @NFC_ATTR_FIRMWARE_DOWNLOAD_STATUS: Firmware download operation status
*/
enum nfc_attrs {
NFC_ATTR_UNSPEC,
@ -172,6 +173,7 @@ enum nfc_attrs {
NFC_ATTR_SE_INDEX,
NFC_ATTR_SE_TYPE,
NFC_ATTR_SE_AID,
NFC_ATTR_FIRMWARE_DOWNLOAD_STATUS,
/* private: internal use only */
__NFC_ATTR_AFTER_LAST
};

12
net/nfc/core.c
View File

@ -77,11 +77,19 @@ int nfc_fw_download(struct nfc_dev *dev, const char *firmware_name)
return rc;
}
int nfc_fw_download_done(struct nfc_dev *dev, const char *firmware_name)
/**
* nfc_fw_download_done - inform that a firmware download was completed
*
* @dev: The nfc device to which firmware was downloaded
* @firmware_name: The firmware filename
* @result: The positive value of a standard errno value
*/
int nfc_fw_download_done(struct nfc_dev *dev, const char *firmware_name,
u32 result)
{
dev->fw_download_in_progress = false;
return nfc_genl_fw_download_done(dev, firmware_name);
return nfc_genl_fw_download_done(dev, firmware_name, result);
}
EXPORT_SYMBOL(nfc_fw_download_done);

4
net/nfc/netlink.c
View File

@ -1114,7 +1114,8 @@ static int nfc_genl_fw_download(struct sk_buff *skb, struct genl_info *info)
return rc;
}
int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name)
int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name,
u32 result)
{
struct sk_buff *msg;
void *hdr;
@ -1129,6 +1130,7 @@ int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name)
goto free_msg;
if (nla_put_string(msg, NFC_ATTR_FIRMWARE_NAME, firmware_name) ||
nla_put_u32(msg, NFC_ATTR_FIRMWARE_DOWNLOAD_STATUS, result) ||
nla_put_u32(msg, NFC_ATTR_DEVICE_INDEX, dev->idx))
goto nla_put_failure;

3
net/nfc/nfc.h
View File

@ -124,7 +124,8 @@ static inline void nfc_device_iter_exit(struct class_dev_iter *iter)
}
int nfc_fw_download(struct nfc_dev *dev, const char *firmware_name);
int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name);
int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name,
u32 result);
int nfc_dev_up(struct nfc_dev *dev);