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mii: add kernel-doc notation 

Add kernel-doc notation to drivers/net/mii.c functions.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
hifive-unleashed-5.1
Randy Dunlap 2007-04-06 11:08:24 -07:00 committed by Jeff Garzik
parent 493a684ab8
commit 32684ec616
1 changed files with 57 additions and 0 deletions
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57
drivers/net/mii.c
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@ -33,6 +33,13 @@
#include <linux/ethtool.h>
#include <linux/mii.h>
/**
* mii_ethtool_gset - get settings that are specified in @ecmd
* @mii: MII interface
* @ecmd: requested ethtool_cmd
*
* Returns 0 for success, negative on error.
*/
int mii_ethtool_gset(struct mii_if_info *mii, struct ethtool_cmd *ecmd)
{
struct net_device *dev = mii->dev;
@ -114,6 +121,13 @@ int mii_ethtool_gset(struct mii_if_info *mii, struct ethtool_cmd *ecmd)
return 0;
}
/**
* mii_ethtool_sset - set settings that are specified in @ecmd
* @mii: MII interface
* @ecmd: requested ethtool_cmd
*
* Returns 0 for success, negative on error.
*/
int mii_ethtool_sset(struct mii_if_info *mii, struct ethtool_cmd *ecmd)
{
struct net_device *dev = mii->dev;
@ -207,6 +221,10 @@ int mii_ethtool_sset(struct mii_if_info *mii, struct ethtool_cmd *ecmd)
return 0;
}
/**
* mii_check_gmii_support - check if the MII supports Gb interfaces
* @mii: the MII interface
*/
int mii_check_gmii_support(struct mii_if_info *mii)
{
int reg;
@ -221,6 +239,12 @@ int mii_check_gmii_support(struct mii_if_info *mii)
return 0;
}
/**
* mii_link_ok - is link status up/ok
* @mii: the MII interface
*
* Returns 1 if the MII reports link status up/ok, 0 otherwise.
*/
int mii_link_ok (struct mii_if_info *mii)
{
/* first, a dummy read, needed to latch some MII phys */
@ -230,6 +254,12 @@ int mii_link_ok (struct mii_if_info *mii)
return 0;
}
/**
* mii_nway_restart - restart NWay (autonegotiation) for this interface
* @mii: the MII interface
*
* Returns 0 on success, negative on error.
*/
int mii_nway_restart (struct mii_if_info *mii)
{
int bmcr;
@ -247,6 +277,14 @@ int mii_nway_restart (struct mii_if_info *mii)
return r;
}
/**
* mii_check_link - check MII link status
* @mii: MII interface
*
* If the link status changed (previous != current), call
* netif_carrier_on() if current link status is Up or call
* netif_carrier_off() if current link status is Down.
*/
void mii_check_link (struct mii_if_info *mii)
{
int cur_link = mii_link_ok(mii);
@ -258,6 +296,15 @@ void mii_check_link (struct mii_if_info *mii)
netif_carrier_off(mii->dev);
}
/**
* mii_check_media - check the MII interface for a duplex change
* @mii: the MII interface
* @ok_to_print: OK to print link up/down messages
* @init_media: OK to save duplex mode in @mii
*
* Returns 1 if the duplex mode changed, 0 if not.
* If the media type is forced, always returns 0.
*/
unsigned int mii_check_media (struct mii_if_info *mii,
unsigned int ok_to_print,
unsigned int init_media)
@ -326,6 +373,16 @@ unsigned int mii_check_media (struct mii_if_info *mii,
return 0; /* duplex did not change */
}
/**
* generic_mii_ioctl - main MII ioctl interface
* @mii_if: the MII interface
* @mii_data: MII ioctl data structure
* @cmd: MII ioctl command
* @duplex_chg_out: pointer to @duplex_changed status if there was no
* ioctl error
*
* Returns 0 on success, negative on error.
*/
int generic_mii_ioctl(struct mii_if_info *mii_if,
struct mii_ioctl_data *mii_data, int cmd,
unsigned int *duplex_chg_out)