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Add support for CF8381 WiFi card. 

A detection function was added for identifying CF8381.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Marek Vasut 2009-03-24 21:33:43 +01:00 committed by John W. Linville
parent fade5db4f2
commit dc7d243d75
1 changed files with 32 additions and 2 deletions
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34
drivers/net/wireless/libertas/if_cs.c
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@ -273,7 +273,28 @@ static int if_cs_poll_while_fw_download(struct if_cs_card *card, uint addr, u8 r
*/
#define IF_CS_PRODUCT_ID 0x0000001C
#define IF_CS_CF8385_B1_REV 0x12
#define IF_CS_CF8381_B3_REV 0x04
/*
* Used to detect other cards than CF8385 since their revisions of silicon
* doesn't match those from CF8385, eg. CF8381 B3 works with this driver.
*/
#define CF8381_MANFID 0x02db
#define CF8381_CARDID 0x6064
#define CF8385_MANFID 0x02df
#define CF8385_CARDID 0x8103
static inline int if_cs_hw_is_cf8381(struct pcmcia_device *p_dev)
{
return (p_dev->manf_id == CF8381_MANFID &&
p_dev->card_id == CF8381_CARDID);
}
static inline int if_cs_hw_is_cf8385(struct pcmcia_device *p_dev)
{
return (p_dev->manf_id == CF8385_MANFID &&
p_dev->card_id == CF8385_CARDID);
}
/********************************************************************/
/* I/O and interrupt handling */
@ -757,6 +778,7 @@ static void if_cs_release(struct pcmcia_device *p_dev)
static int if_cs_probe(struct pcmcia_device *p_dev)
{
int ret = -ENOMEM;
unsigned int prod_id;
struct lbs_private *priv;
struct if_cs_card *card;
/* CIS parsing */
@ -859,7 +881,14 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
p_dev->io.BasePort1 + p_dev->io.NumPorts1 - 1);
/* Check if we have a current silicon */
if (if_cs_read8(card, IF_CS_PRODUCT_ID) < IF_CS_CF8385_B1_REV) {
prod_id = if_cs_read8(card, IF_CS_PRODUCT_ID);
if (if_cs_hw_is_cf8381(p_dev) && prod_id < IF_CS_CF8381_B3_REV) {
lbs_pr_err("old chips like 8381 rev B3 aren't supported\n");
ret = -ENODEV;
goto out2;
}
if (if_cs_hw_is_cf8385(p_dev) && prod_id < IF_CS_CF8385_B1_REV) {
lbs_pr_err("old chips like 8385 rev B1 aren't supported\n");
ret = -ENODEV;
goto out2;
@ -950,7 +979,8 @@ static void if_cs_detach(struct pcmcia_device *p_dev)
/********************************************************************/
static struct pcmcia_device_id if_cs_ids[] = {
PCMCIA_DEVICE_MANF_CARD(0x02df, 0x8103),
PCMCIA_DEVICE_MANF_CARD(CF8381_MANFID, CF8381_CARDID),
PCMCIA_DEVICE_MANF_CARD(CF8385_MANFID, CF8385_CARDID),
PCMCIA_DEVICE_NULL,
};
MODULE_DEVICE_TABLE(pcmcia, if_cs_ids);