On Monday 23 of March 2009 16:59:05 Marek Vasut wrote:
> Here's the other patch.
> I also added cf8305 support (if_cs.c patched this way works for it too).
here as well...inlining
>From 4c7fcf79de8ba900c4a9a56e68c9da89491dff27 Mon Sep 17 00:00:00 2001
From: Marek Vasut <marek.vasut@xxxxxxxxx>
Date: Mon, 23 Mar 2009 16:50:30 +0100
Subject: [PATCH 2/2] Add support for CF8381 and CF8305 WiFi card.
Two detection functions were added for identifying CF8381 and CF8305.
Also, CF8305 uses only one-stage firmware, so handle this as well.
Signed-off-by: Marek Vasut <marek.vasut@xxxxxxxxx>
---
drivers/net/wireless/libertas/if_cs.c | 35 ++++++++++++++++++++++++++++++--
1 files changed, 32 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/libertas/if_cs.c
b/drivers/net/wireless/libertas/if_cs.c
index 3f02e6a..e115c8f 100644
--- a/drivers/net/wireless/libertas/if_cs.c
+++ b/drivers/net/wireless/libertas/if_cs.c
@@ -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 CF8305_MANFID 0x02db
+#define CF8305_CARDID 0x8103
+#define CF8381_MANFID 0x02db
+#define CF8381_CARDID 0x6064
+
+static inline int if_cs_hw_is_cf8305(struct pcmcia_device *p_dev)
+{
+ return (p_dev->manf_id == CF8305_MANFID &&
+ p_dev->card_id == CF8305_CARDID);
+}
+
+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);
+}
/********************************************************************/
/* 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 */
@@ -859,15 +881,20 @@ 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) {
- lbs_pr_err("old chips like 8385 rev B1 aren't supported\n");
+ prod_id = if_cs_read8(card, IF_CS_PRODUCT_ID);
+ if (!(if_cs_hw_is_cf8305(p_dev) ||
+ (if_cs_hw_is_cf8381(p_dev) &&
+ prod_id >= IF_CS_CF8381_B3_REV)) &&
+ (prod_id < IF_CS_CF8385_B1_REV)) {
+ lbs_pr_err("old chips like 8385 rev B1 or "
+ "8381 rev B3 aren't supported\n");
ret = -ENODEV;
goto out2;
}
/* Load the firmware early, before calling into libertas.ko */
ret = if_cs_prog_helper(card);
- if (ret >= 0)
+ if (ret >= 0 && !if_cs_hw_is_cf8305(p_dev))
ret = if_cs_prog_real(card);
if (ret < 0)
goto out2;
@@ -950,6 +977,8 @@ static void if_cs_detach(struct pcmcia_device *p_dev)
/********************************************************************/
static struct pcmcia_device_id if_cs_ids[] = {
+ PCMCIA_DEVICE_MANF_CARD(CF8305_MANFID, CF8305_CARDID),
+ PCMCIA_DEVICE_MANF_CARD(CF8381_MANFID, CF8381_CARDID),
PCMCIA_DEVICE_MANF_CARD(0x02df, 0x8103),
PCMCIA_DEVICE_NULL,
};
--
1.6.2
--
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