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authorJohn W. Linville <linville@tuxdriver.com>2010-08-25 14:51:42 -0400
committerJohn W. Linville <linville@tuxdriver.com>2010-08-25 14:51:42 -0400
commite569aa78ba01f7f66e016a4d57310fd041524d17 (patch)
treeeaedc03d42ee2bf6200fc07b080a99bad103def3 /drivers/net/wireless/libertas
parent4562487a00445eab96311365ba15c41dc4d043cd (diff)
parent268bae0b6879f238ba57f5f801958d1254e136f7 (diff)
downloadblackbird-op-linux-e569aa78ba01f7f66e016a4d57310fd041524d17.tar.gz
blackbird-op-linux-e569aa78ba01f7f66e016a4d57310fd041524d17.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem
Conflicts: drivers/net/wireless/libertas/if_sdio.c
Diffstat (limited to 'drivers/net/wireless/libertas')
-rw-r--r--drivers/net/wireless/libertas/cfg.c62
-rw-r--r--drivers/net/wireless/libertas/decl.h13
-rw-r--r--drivers/net/wireless/libertas/if_cs.c130
-rw-r--r--drivers/net/wireless/libertas/if_sdio.c161
-rw-r--r--drivers/net/wireless/libertas/if_sdio.h4
-rw-r--r--drivers/net/wireless/libertas/if_spi.c150
-rw-r--r--drivers/net/wireless/libertas/if_spi.h5
-rw-r--r--drivers/net/wireless/libertas/if_usb.c60
-rw-r--r--drivers/net/wireless/libertas/if_usb.h1
-rw-r--r--drivers/net/wireless/libertas/main.c105
10 files changed, 429 insertions, 262 deletions
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index 3e82f1627209..317f086ced0a 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -10,6 +10,7 @@
#include <linux/wait.h>
#include <linux/slab.h>
#include <linux/sched.h>
+#include <linux/wait.h>
#include <linux/ieee80211.h>
#include <net/cfg80211.h>
#include <asm/unaligned.h>
@@ -526,20 +527,31 @@ static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy,
pos = scanresp->bssdesc_and_tlvbuffer;
+ lbs_deb_hex(LBS_DEB_SCAN, "SCAN_RSP", scanresp->bssdesc_and_tlvbuffer,
+ scanresp->bssdescriptsize);
+
tsfdesc = pos + bsssize;
tsfsize = 4 + 8 * scanresp->nr_sets;
+ lbs_deb_hex(LBS_DEB_SCAN, "SCAN_TSF", (u8 *) tsfdesc, tsfsize);
/* Validity check: we expect a Marvell-Local TLV */
i = get_unaligned_le16(tsfdesc);
tsfdesc += 2;
- if (i != TLV_TYPE_TSFTIMESTAMP)
+ if (i != TLV_TYPE_TSFTIMESTAMP) {
+ lbs_deb_scan("scan response: invalid TSF Timestamp %d\n", i);
goto done;
+ }
+
/* Validity check: the TLV holds TSF values with 8 bytes each, so
* the size in the TLV must match the nr_sets value */
i = get_unaligned_le16(tsfdesc);
tsfdesc += 2;
- if (i / 8 != scanresp->nr_sets)
+ if (i / 8 != scanresp->nr_sets) {
+ lbs_deb_scan("scan response: invalid number of TSF timestamp "
+ "sets (expected %d got %d)\n", scanresp->nr_sets,
+ i / 8);
goto done;
+ }
for (i = 0; i < scanresp->nr_sets; i++) {
const u8 *bssid;
@@ -581,8 +593,11 @@ static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy,
id = *pos++;
elen = *pos++;
left -= 2;
- if (elen > left || elen == 0)
+ if (elen > left || elen == 0) {
+ lbs_deb_scan("scan response: invalid IE fmt\n");
goto done;
+ }
+
if (id == WLAN_EID_DS_PARAMS)
chan_no = *pos;
if (id == WLAN_EID_SSID) {
@@ -613,7 +628,9 @@ static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy,
capa, intvl, ie, ielen,
LBS_SCAN_RSSI_TO_MBM(rssi),
GFP_KERNEL);
- }
+ } else
+ lbs_deb_scan("scan response: missing BSS channel IE\n");
+
tsfdesc += 8;
}
ret = 0;
@@ -1103,7 +1120,7 @@ static int lbs_associate(struct lbs_private *priv,
lbs_deb_hex(LBS_DEB_ASSOC, "Common Rates", tmp, pos - tmp);
/* add auth type TLV */
- if (priv->fwrelease >= 0x09000000)
+ if (MRVL_FW_MAJOR_REV(priv->fwrelease) >= 9)
pos += lbs_add_auth_type_tlv(pos, sme->auth_type);
/* add WPA/WPA2 TLV */
@@ -1114,6 +1131,9 @@ static int lbs_associate(struct lbs_private *priv,
(u16)(pos - (u8 *) &cmd->iebuf);
cmd->hdr.size = cpu_to_le16(len);
+ lbs_deb_hex(LBS_DEB_ASSOC, "ASSOC_CMD", (u8 *) cmd,
+ le16_to_cpu(cmd->hdr.size));
+
/* store for later use */
memcpy(priv->assoc_bss, bss->bssid, ETH_ALEN);
@@ -1121,14 +1141,28 @@ static int lbs_associate(struct lbs_private *priv,
if (ret)
goto done;
-
/* generate connect message to cfg80211 */
resp = (void *) cmd; /* recast for easier field access */
status = le16_to_cpu(resp->statuscode);
- /* Convert statis code of old firmware */
- if (priv->fwrelease < 0x09000000)
+ /* Older FW versions map the IEEE 802.11 Status Code in the association
+ * response to the following values returned in resp->statuscode:
+ *
+ * IEEE Status Code Marvell Status Code
+ * 0 -> 0x0000 ASSOC_RESULT_SUCCESS
+ * 13 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED
+ * 14 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED
+ * 15 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED
+ * 16 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED
+ * others -> 0x0003 ASSOC_RESULT_REFUSED
+ *
+ * Other response codes:
+ * 0x0001 -> ASSOC_RESULT_INVALID_PARAMETERS (unused)
+ * 0x0002 -> ASSOC_RESULT_TIMEOUT (internal timer expired waiting for
+ * association response from the AP)
+ */
+ if (MRVL_FW_MAJOR_REV(priv->fwrelease) <= 8) {
switch (status) {
case 0:
break;
@@ -1150,11 +1184,16 @@ static int lbs_associate(struct lbs_private *priv,
break;
default:
lbs_deb_assoc("association failure %d\n", status);
- status = WLAN_STATUS_UNSPECIFIED_FAILURE;
+ /* v5 OLPC firmware does return the AP status code if
+ * it's not one of the values above. Let that through.
+ */
+ break;
+ }
}
- lbs_deb_assoc("status %d, capability 0x%04x\n", status,
- le16_to_cpu(resp->capability));
+ lbs_deb_assoc("status %d, statuscode 0x%04x, capability 0x%04x, "
+ "aid 0x%04x\n", status, le16_to_cpu(resp->statuscode),
+ le16_to_cpu(resp->capability), le16_to_cpu(resp->aid));
resp_ie_len = le16_to_cpu(resp->hdr.size)
- sizeof(resp->hdr)
@@ -1174,7 +1213,6 @@ static int lbs_associate(struct lbs_private *priv,
netif_tx_wake_all_queues(priv->dev);
}
-
done:
lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret);
return ret;
diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h
index 1d141fefd767..2ae752d10065 100644
--- a/drivers/net/wireless/libertas/decl.h
+++ b/drivers/net/wireless/libertas/decl.h
@@ -8,7 +8,14 @@
#define _LBS_DECL_H_
#include <linux/netdevice.h>
+#include <linux/firmware.h>
+/* Should be terminated by a NULL entry */
+struct lbs_fw_table {
+ int model;
+ const char *helper;
+ const char *fwname;
+};
struct lbs_private;
struct sk_buff;
@@ -53,4 +60,10 @@ int lbs_exit_auto_deep_sleep(struct lbs_private *priv);
u32 lbs_fw_index_to_data_rate(u8 index);
u8 lbs_data_rate_to_fw_index(u32 rate);
+int lbs_get_firmware(struct device *dev, const char *user_helper,
+ const char *user_mainfw, u32 card_model,
+ const struct lbs_fw_table *fw_table,
+ const struct firmware **helper,
+ const struct firmware **mainfw);
+
#endif
diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c
index 9c298396be50..e213a5dc049d 100644
--- a/drivers/net/wireless/libertas/if_cs.c
+++ b/drivers/net/wireless/libertas/if_cs.c
@@ -48,7 +48,6 @@
MODULE_AUTHOR("Holger Schurig <hs4233@mail.mn-solutions.de>");
MODULE_DESCRIPTION("Driver for Marvell 83xx compact flash WLAN cards");
MODULE_LICENSE("GPL");
-MODULE_FIRMWARE("libertas_cs_helper.fw");
@@ -61,9 +60,34 @@ struct if_cs_card {
struct lbs_private *priv;
void __iomem *iobase;
bool align_regs;
+ u32 model;
};
+enum {
+ MODEL_UNKNOWN = 0x00,
+ MODEL_8305 = 0x01,
+ MODEL_8381 = 0x02,
+ MODEL_8385 = 0x03
+};
+
+static const struct lbs_fw_table fw_table[] = {
+ { MODEL_8305, "libertas/cf8305.bin", NULL },
+ { MODEL_8305, "libertas_cs_helper.fw", NULL },
+ { MODEL_8381, "libertas/cf8381_helper.bin", "libertas/cf8381.bin" },
+ { MODEL_8381, "libertas_cs_helper.fw", "libertas_cs.fw" },
+ { MODEL_8385, "libertas/cf8385_helper.bin", "libertas/cf8385.bin" },
+ { MODEL_8385, "libertas_cs_helper.fw", "libertas_cs.fw" },
+ { 0, NULL, NULL }
+};
+MODULE_FIRMWARE("libertas/cf8305.bin");
+MODULE_FIRMWARE("libertas/cf8381_helper.bin");
+MODULE_FIRMWARE("libertas/cf8381.bin");
+MODULE_FIRMWARE("libertas/cf8385_helper.bin");
+MODULE_FIRMWARE("libertas/cf8385.bin");
+MODULE_FIRMWARE("libertas_cs_helper.fw");
+MODULE_FIRMWARE("libertas_cs.fw");
+
/********************************************************************/
/* Hardware access */
@@ -289,22 +313,19 @@ static int if_cs_poll_while_fw_download(struct if_cs_card *card, uint addr, u8 r
#define CF8385_MANFID 0x02df
#define CF8385_CARDID 0x8103
-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);
-}
-
-static inline int if_cs_hw_is_cf8385(struct pcmcia_device *p_dev)
+/* FIXME: just use the 'driver_info' field of 'struct pcmcia_device_id' when
+ * that gets fixed. Currently there's no way to access it from the probe hook.
+ */
+static inline u32 get_model(u16 manf_id, u16 card_id)
{
- return (p_dev->manf_id == CF8385_MANFID &&
- p_dev->card_id == CF8385_CARDID);
+ /* NOTE: keep in sync with if_cs_ids */
+ if (manf_id == CF8305_MANFID && card_id == CF8305_CARDID)
+ return MODEL_8305;
+ else if (manf_id == CF8381_MANFID && card_id == CF8381_CARDID)
+ return MODEL_8381;
+ else if (manf_id == CF8385_MANFID && card_id == CF8385_CARDID)
+ return MODEL_8385;
+ return MODEL_UNKNOWN;
}
/********************************************************************/
@@ -558,12 +579,11 @@ static irqreturn_t if_cs_interrupt(int irq, void *data)
*
* Return 0 on success
*/
-static int if_cs_prog_helper(struct if_cs_card *card)
+static int if_cs_prog_helper(struct if_cs_card *card, const struct firmware *fw)
{
int ret = 0;
int sent = 0;
u8 scratch;
- const struct firmware *fw;
lbs_deb_enter(LBS_DEB_CS);
@@ -589,14 +609,6 @@ static int if_cs_prog_helper(struct if_cs_card *card)
goto done;
}
- /* TODO: make firmware file configurable */
- ret = request_firmware(&fw, "libertas_cs_helper.fw",
- &card->p_dev->dev);
- if (ret) {
- lbs_pr_err("can't load helper firmware\n");
- ret = -ENODEV;
- goto done;
- }
lbs_deb_cs("helper size %td\n", fw->size);
/* "Set the 5 bytes of the helper image to 0" */
@@ -635,7 +647,7 @@ static int if_cs_prog_helper(struct if_cs_card *card)
if (ret < 0) {
lbs_pr_err("can't download helper at 0x%x, ret %d\n",
sent, ret);
- goto err_release;
+ goto done;
}
if (count == 0)
@@ -644,17 +656,14 @@ static int if_cs_prog_helper(struct if_cs_card *card)
sent += count;
}
-err_release:
- release_firmware(fw);
done:
lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret);
return ret;
}
-static int if_cs_prog_real(struct if_cs_card *card)
+static int if_cs_prog_real(struct if_cs_card *card, const struct firmware *fw)
{
- const struct firmware *fw;
int ret = 0;
int retry = 0;
int len = 0;
@@ -662,21 +671,13 @@ static int if_cs_prog_real(struct if_cs_card *card)
lbs_deb_enter(LBS_DEB_CS);
- /* TODO: make firmware file configurable */
- ret = request_firmware(&fw, "libertas_cs.fw",
- &card->p_dev->dev);
- if (ret) {
- lbs_pr_err("can't load firmware\n");
- ret = -ENODEV;
- goto done;
- }
lbs_deb_cs("fw size %td\n", fw->size);
ret = if_cs_poll_while_fw_download(card, IF_CS_SQ_READ_LOW,
IF_CS_SQ_HELPER_OK);
if (ret < 0) {
lbs_pr_err("helper firmware doesn't answer\n");
- goto err_release;
+ goto done;
}
for (sent = 0; sent < fw->size; sent += len) {
@@ -691,7 +692,7 @@ static int if_cs_prog_real(struct if_cs_card *card)
if (retry > 20) {
lbs_pr_err("could not download firmware\n");
ret = -ENODEV;
- goto err_release;
+ goto done;
}
if (retry) {
sent -= len;
@@ -710,7 +711,7 @@ static int if_cs_prog_real(struct if_cs_card *card)
IF_CS_BIT_COMMAND);
if (ret < 0) {
lbs_pr_err("can't download firmware at 0x%x\n", sent);
- goto err_release;
+ goto done;
}
}
@@ -718,9 +719,6 @@ static int if_cs_prog_real(struct if_cs_card *card)
if (ret < 0)
lbs_pr_err("firmware download failed\n");
-err_release:
- release_firmware(fw);
-
done:
lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret);
return ret;
@@ -824,6 +822,8 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
unsigned int prod_id;
struct lbs_private *priv;
struct if_cs_card *card;
+ const struct firmware *helper = NULL;
+ const struct firmware *mainfw = NULL;
lbs_deb_enter(LBS_DEB_CS);
@@ -843,7 +843,6 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
goto out1;
}
-
/*
* Allocate an interrupt line. Note that this does not assign
* a handler to the interrupt, unless the 'Handler' member of
@@ -881,34 +880,47 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
*/
card->align_regs = 0;
+ card->model = get_model(p_dev->manf_id, p_dev->card_id);
+ if (card->model == MODEL_UNKNOWN) {
+ lbs_pr_err("unsupported manf_id 0x%04x / card_id 0x%04x\n",
+ p_dev->manf_id, p_dev->card_id);
+ goto out2;
+ }
+
/* Check if we have a current silicon */
prod_id = if_cs_read8(card, IF_CS_PRODUCT_ID);
- if (if_cs_hw_is_cf8305(p_dev)) {
+ if (card->model == MODEL_8305) {
card->align_regs = 1;
if (prod_id < IF_CS_CF8305_B1_REV) {
- lbs_pr_err("old chips like 8305 rev B3 "
- "aren't supported\n");
+ lbs_pr_err("8305 rev B0 and older are not supported\n");
ret = -ENODEV;
goto out2;
}
}
- 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");
+ if ((card->model == MODEL_8381) && prod_id < IF_CS_CF8381_B3_REV) {
+ lbs_pr_err("8381 rev B2 and older are not 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");
+ if ((card->model == MODEL_8385) && prod_id < IF_CS_CF8385_B1_REV) {
+ lbs_pr_err("8385 rev B0 and older are not supported\n");
ret = -ENODEV;
goto out2;
}
+ ret = lbs_get_firmware(&p_dev->dev, NULL, NULL, card->model,
+ &fw_table[0], &helper, &mainfw);
+ if (ret) {
+ lbs_pr_err("failed to find firmware (%d)\n", ret);
+ goto out2;
+ }
+
/* Load the firmware early, before calling into libertas.ko */
- ret = if_cs_prog_helper(card);
- if (ret == 0 && !if_cs_hw_is_cf8305(p_dev))
- ret = if_cs_prog_real(card);
+ ret = if_cs_prog_helper(card, helper);
+ if (ret == 0 && (card->model != MODEL_8305))
+ ret = if_cs_prog_real(card, mainfw);
if (ret)
goto out2;
@@ -957,6 +969,11 @@ out2:
out1:
pcmcia_disable_device(p_dev);
out:
+ if (helper)
+ release_firmware(helper);
+ if (mainfw)
+ release_firmware(mainfw);
+
lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret);
return ret;
}
@@ -993,6 +1010,7 @@ 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(CF8385_MANFID, CF8385_CARDID),
+ /* NOTE: keep in sync with get_model() */
PCMCIA_DEVICE_NULL,
};
MODULE_DEVICE_TABLE(pcmcia, if_cs_ids);
diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c
index ba854c70ab94..1bbaaa44d981 100644
--- a/drivers/net/wireless/libertas/if_sdio.c
+++ b/drivers/net/wireless/libertas/if_sdio.c
@@ -76,36 +76,32 @@ static const struct sdio_device_id if_sdio_ids[] = {
MODULE_DEVICE_TABLE(sdio, if_sdio_ids);
-struct if_sdio_model {
- int model;
- const char *helper;
- const char *firmware;
-};
-
-static struct if_sdio_model if_sdio_models[] = {
- {
- /* 8385 */
- .model = IF_SDIO_MODEL_8385,
- .helper = "sd8385_helper.bin",
- .firmware = "sd8385.bin",
- },
- {
- /* 8686 */
- .model = IF_SDIO_MODEL_8686,
- .helper = "sd8686_helper.bin",
- .firmware = "sd8686.bin",
- },
- {
- /* 8688 */
- .model = IF_SDIO_MODEL_8688,
- .helper = "sd8688_helper.bin",
- .firmware = "sd8688.bin",
- },
+#define MODEL_8385 0x04
+#define MODEL_8686 0x0b
+#define MODEL_8688 0x10
+
+static const struct lbs_fw_table fw_table[] = {
+ { MODEL_8385, "libertas/sd8385_helper.bin", "libertas/sd8385.bin" },
+ { MODEL_8385, "sd8385_helper.bin", "sd8385.bin" },
+ { MODEL_8686, "libertas/sd8686_v9_helper.bin", "libertas/sd8686_v9.bin" },
+ { MODEL_8686, "libertas/sd8686_v8_helper.bin", "libertas/sd8686_v8.bin" },
+ { MODEL_8686, "sd8686_helper.bin", "sd8686.bin" },
+ { MODEL_8688, "libertas/sd8688_helper.bin", "libertas/sd8688.bin" },
+ { MODEL_8688, "sd8688_helper.bin", "sd8688.bin" },
+ { 0, NULL, NULL }
};
+MODULE_FIRMWARE("libertas/sd8385_helper.bin");
+MODULE_FIRMWARE("libertas/sd8385.bin");
MODULE_FIRMWARE("sd8385_helper.bin");
MODULE_FIRMWARE("sd8385.bin");
+MODULE_FIRMWARE("libertas/sd8686_v9_helper.bin");
+MODULE_FIRMWARE("libertas/sd8686_v9.bin");
+MODULE_FIRMWARE("libertas/sd8686_v8_helper.bin");
+MODULE_FIRMWARE("libertas/sd8686_v8.bin");
MODULE_FIRMWARE("sd8686_helper.bin");
MODULE_FIRMWARE("sd8686.bin");
+MODULE_FIRMWARE("libertas/sd8688_helper.bin");
+MODULE_FIRMWARE("libertas/sd8688.bin");
MODULE_FIRMWARE("sd8688_helper.bin");
MODULE_FIRMWARE("sd8688.bin");
@@ -187,11 +183,11 @@ static u16 if_sdio_read_rx_len(struct if_sdio_card *card, int *err)
u16 rx_len;
switch (card->model) {
- case IF_SDIO_MODEL_8385:
- case IF_SDIO_MODEL_8686:
+ case MODEL_8385:
+ case MODEL_8686:
rx_len = if_sdio_read_scratch(card, &ret);
break;
- case IF_SDIO_MODEL_8688:
+ case MODEL_8688:
default: /* for newer chipsets */
rx_len = sdio_readb(card->func, IF_SDIO_RX_LEN, &ret);
if (!ret)
@@ -288,7 +284,7 @@ static int if_sdio_handle_event(struct if_sdio_card *card,
lbs_deb_enter(LBS_DEB_SDIO);
- if (card->model == IF_SDIO_MODEL_8385) {
+ if (card->model == MODEL_8385) {
event = sdio_readb(card->func, IF_SDIO_EVENT, &ret);
if (ret)
goto out;
@@ -466,10 +462,10 @@ static void if_sdio_host_to_card_worker(struct work_struct *work)
#define FW_DL_READY_STATUS (IF_SDIO_IO_RDY | IF_SDIO_DL_RDY)
-static int if_sdio_prog_helper(struct if_sdio_card *card)
+static int if_sdio_prog_helper(struct if_sdio_card *card,
+ const struct firmware *fw)
{
int ret;
- const struct firmware *fw;
unsigned long timeout;
u8 *chunk_buffer;
u32 chunk_size;
@@ -478,16 +474,10 @@ static int if_sdio_prog_helper(struct if_sdio_card *card)
lbs_deb_enter(LBS_DEB_SDIO);
- ret = request_firmware(&fw, card->helper, &card->func->dev);
- if (ret) {
- lbs_pr_err("can't load helper firmware\n");
- goto out;
- }
-
chunk_buffer = kzalloc(64, GFP_KERNEL);
if (!chunk_buffer) {
ret = -ENOMEM;
- goto release_fw;
+ goto out;
}
sdio_claim_host(card->func);
@@ -562,22 +552,19 @@ static int if_sdio_prog_helper(struct if_sdio_card *card)
release:
sdio_release_host(card->func);
kfree(chunk_buffer);
-release_fw:
- release_firmware(fw);
out:
if (ret)
lbs_pr_err("failed to load helper firmware\n");
lbs_deb_leave_args(LBS_DEB_SDIO, "ret %d", ret);
-
return ret;
}
-static int if_sdio_prog_real(struct if_sdio_card *card)
+static int if_sdio_prog_real(struct if_sdio_card *card,
+ const struct firmware *fw)
{
int ret;
- const struct firmware *fw;
unsigned long timeout;
u8 *chunk_buffer;
u32 chunk_size;
@@ -586,16 +573,10 @@ static int if_sdio_prog_real(struct if_sdio_card *card)
lbs_deb_enter(LBS_DEB_SDIO);
- ret = request_firmware(&fw, card->firmware, &card->func->dev);
- if (ret) {
- lbs_pr_err("can't load firmware\n");
- goto out;
- }
-
chunk_buffer = kzalloc(512, GFP_KERNEL);
if (!chunk_buffer) {
ret = -ENOMEM;
- goto release_fw;
+ goto out;
}
sdio_claim_host(card->func);
@@ -685,15 +666,12 @@ static int if_sdio_prog_real(struct if_sdio_card *card)
release:
sdio_release_host(card->func);
kfree(chunk_buffer);
-release_fw:
- release_firmware(fw);
out:
if (ret)
lbs_pr_err("failed to load firmware\n");
lbs_deb_leave_args(LBS_DEB_SDIO, "ret %d", ret);
-
return ret;
}
@@ -701,6 +679,8 @@ static int if_sdio_prog_firmware(struct if_sdio_card *card)
{
int ret;
u16 scratch;
+ const struct firmware *helper = NULL;
+ const struct firmware *mainfw = NULL;
lbs_deb_enter(LBS_DEB_SDIO);
@@ -718,11 +698,18 @@ static int if_sdio_prog_firmware(struct if_sdio_card *card)
goto success;
}
- ret = if_sdio_prog_helper(card);
+ ret = lbs_get_firmware(&card->func->dev, lbs_helper_name, lbs_fw_name,
+ card->model, &fw_table[0], &helper, &mainfw);
+ if (ret) {
+ lbs_pr_err("failed to find firmware (%d)\n", ret);
+ goto out;
+ }
+
+ ret = if_sdio_prog_helper(card, helper);
if (ret)
goto out;
- ret = if_sdio_prog_real(card);
+ ret = if_sdio_prog_real(card, mainfw);
if (ret)
goto out;
@@ -733,8 +720,12 @@ success:
ret = 0;
out:
- lbs_deb_leave_args(LBS_DEB_SDIO, "ret %d", ret);
+ if (helper)
+ release_firmware(helper);
+ if (mainfw)
+ release_firmware(mainfw);
+ lbs_deb_leave_args(LBS_DEB_SDIO, "ret %d", ret);
return ret;
}
@@ -938,7 +929,7 @@ static int if_sdio_probe(struct sdio_func *func,
"ID: %x", &model) == 1)
break;
if (!strcmp(func->card->info[i], "IBIS Wireless SDIO Card")) {
- model = IF_SDIO_MODEL_8385;
+ model = MODEL_8385;
break;
}
}
@@ -956,13 +947,13 @@ static int if_sdio_probe(struct sdio_func *func,
card->model = model;
switch (card->model) {
- case IF_SDIO_MODEL_8385:
+ case MODEL_8385:
card->scratch_reg = IF_SDIO_SCRATCH_OLD;
break;
- case IF_SDIO_MODEL_8686:
+ case MODEL_8686:
card->scratch_reg = IF_SDIO_SCRATCH;
break;
- case IF_SDIO_MODEL_8688:
+ case MODEL_8688:
default: /* for newer chipsets */
card->scratch_reg = IF_SDIO_FW_STATUS;
break;
@@ -972,49 +963,17 @@ static int if_sdio_probe(struct sdio_func *func,
card->workqueue = create_workqueue("libertas_sdio");
INIT_WORK(&card->packet_worker, if_sdio_host_to_card_worker);
- for (i = 0;i < ARRAY_SIZE(if_sdio_models);i++) {
- if (card->model == if_sdio_models[i].model)
+ /* Check if we support this card */
+ for (i = 0; i < ARRAY_SIZE(fw_table); i++) {
+ if (card->model == fw_table[i].model)
break;
}
-
- if (i == ARRAY_SIZE(if_sdio_models)) {
+ if (i == ARRAY_SIZE(fw_table)) {
lbs_pr_err("unknown card model 0x%x\n", card->model);
ret = -ENODEV;
goto free;
}
- card->helper = if_sdio_models[i].helper;
- card->firmware = if_sdio_models[i].firmware;
-
- kparam_block_sysfs_write(helper_name);
- if (lbs_helper_name) {
- char *helper = kstrdup(lbs_helper_name, GFP_KERNEL);
- if (!helper) {
- kparam_unblock_sysfs_write(helper_name);
- ret = -ENOMEM;
- goto free;
- }
- lbs_deb_sdio("overriding helper firmware: %s\n",
- lbs_helper_name);
- card->helper = helper;
- card->helper_allocated = true;
- }
- kparam_unblock_sysfs_write(helper_name);
-
- kparam_block_sysfs_write(fw_name);
- if (lbs_fw_name) {
- char *fw_name = kstrdup(lbs_fw_name, GFP_KERNEL);
- if (!fw_name) {
- kparam_unblock_sysfs_write(fw_name);
- ret = -ENOMEM;
- goto free;
- }
- lbs_deb_sdio("overriding firmware: %s\n", lbs_fw_name);
- card->firmware = fw_name;
- card->firmware_allocated = true;
- }
- kparam_unblock_sysfs_write(fw_name);
-
sdio_claim_host(func);
ret = sdio_enable_func(func);
@@ -1028,7 +987,7 @@ static int if_sdio_probe(struct sdio_func *func,
/* For 1-bit transfers to the 8686 model, we need to enable the
* interrupt flag in the CCCR register. Set the MMC_QUIRK_LENIENT_FN0
* bit to allow access to non-vendor registers. */
- if ((card->model == IF_SDIO_MODEL_8686) &&
+ if ((card->model == MODEL_8686) &&
(host->caps & MMC_CAP_SDIO_IRQ) &&
(host->ios.bus_width == MMC_BUS_WIDTH_1)) {
u8 reg;
@@ -1091,8 +1050,8 @@ static int if_sdio_probe(struct sdio_func *func,
* Get rx_unit if the chip is SD8688 or newer.
* SD8385 & SD8686 do not have rx_unit.
*/
- if ((card->model != IF_SDIO_MODEL_8385)
- && (card->model != IF_SDIO_MODEL_8686))
+ if ((card->model != MODEL_8385)
+ && (card->model != MODEL_8686))
card->rx_unit = if_sdio_read_rx_unit(card);
else
card->rx_unit = 0;
@@ -1108,7 +1067,7 @@ static int if_sdio_probe(struct sdio_func *func,
/*
* FUNC_INIT is required for SD8688 WLAN/BT multiple functions
*/
- if (card->model == IF_SDIO_MODEL_8688) {
+ if (card->model == MODEL_8688) {
struct cmd_header cmd;
memset(&cmd, 0, sizeof(cmd));
@@ -1165,7 +1124,7 @@ static void if_sdio_remove(struct sdio_func *func)
card = sdio_get_drvdata(func);
- if (user_rmmod && (card->model == IF_SDIO_MODEL_8688)) {
+ if (user_rmmod && (card->model == MODEL_8688)) {
/*
* FUNC_SHUTDOWN is required for SD8688 WLAN/BT
* multiple functions
diff --git a/drivers/net/wireless/libertas/if_sdio.h b/drivers/net/wireless/libertas/if_sdio.h
index 12179c1dc9c9..62fda3592f67 100644
--- a/drivers/net/wireless/libertas/if_sdio.h
+++ b/drivers/net/wireless/libertas/if_sdio.h
@@ -12,10 +12,6 @@
#ifndef _LBS_IF_SDIO_H
#define _LBS_IF_SDIO_H
-#define IF_SDIO_MODEL_8385 0x04
-#define IF_SDIO_MODEL_8686 0x0b
-#define IF_SDIO_MODEL_8688 0x10
-
#define IF_SDIO_IOPORT 0x00
#define IF_SDIO_H_INT_MASK 0x04
diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index fe3f08028eb3..79bcb4e5d2ca 100644
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -39,9 +39,6 @@ struct if_spi_card {
struct lbs_private *priv;
struct libertas_spi_platform_data *pdata;
- char helper_fw_name[IF_SPI_FW_NAME_MAX];
- char main_fw_name[IF_SPI_FW_NAME_MAX];
-
/* The card ID and card revision, as reported by the hardware. */
u16 card_id;
u8 card_rev;
@@ -70,10 +67,28 @@ static void free_if_spi_card(struct if_spi_card *card)
kfree(card);
}
-static struct chip_ident chip_id_to_device_name[] = {
- { .chip_id = 0x04, .name = 8385 },
- { .chip_id = 0x0b, .name = 8686 },
+#define MODEL_8385 0x04
+#define MODEL_8686 0x0b
+#define MODEL_8688 0x10
+
+static const struct lbs_fw_table fw_table[] = {
+ { MODEL_8385, "libertas/gspi8385_helper.bin", "libertas/gspi8385.bin" },
+ { MODEL_8385, "libertas/gspi8385_hlp.bin", "libertas/gspi8385.bin" },
+ { MODEL_8686, "libertas/gspi8686_v9_helper.bin", "libertas/gspi8686_v9.bin" },
+ { MODEL_8686, "libertas/gspi8686_hlp.bin", "libertas/gspi8686.bin" },
+ { MODEL_8688, "libertas/gspi8688_helper.bin", "libertas/gspi8688.bin" },
+ { 0, NULL, NULL }
};
+MODULE_FIRMWARE("libertas/gspi8385_helper.bin");
+MODULE_FIRMWARE("libertas/gspi8385_hlp.bin");
+MODULE_FIRMWARE("libertas/gspi8385.bin");
+MODULE_FIRMWARE("libertas/gspi8686_v9_helper.bin");
+MODULE_FIRMWARE("libertas/gspi8686_v9.bin");
+MODULE_FIRMWARE("libertas/gspi8686_hlp.bin");
+MODULE_FIRMWARE("libertas/gspi8686.bin");
+MODULE_FIRMWARE("libertas/gspi8688_helper.bin");
+MODULE_FIRMWARE("libertas/gspi8688.bin");
+
/*
* SPI Interface Unit Routines
@@ -399,26 +414,20 @@ static int spu_init(struct if_spi_card *card, int use_dummy_writes)
* Firmware Loading
*/
-static int if_spi_prog_helper_firmware(struct if_spi_card *card)
+static int if_spi_prog_helper_firmware(struct if_spi_card *card,
+ const struct firmware *firmware)
{
int err = 0;
- const struct firmware *firmware = NULL;
int bytes_remaining;
const u8 *fw;
u8 temp[HELPER_FW_LOAD_CHUNK_SZ];
- struct spi_device *spi = card->spi;
lbs_deb_enter(LBS_DEB_SPI);
err = spu_set_interrupt_mode(card, 1, 0);
if (err)
goto out;
- /* Get helper firmware image */
- err = request_firmware(&firmware, card->helper_fw_name, &spi->dev);
- if (err) {
- lbs_pr_err("request_firmware failed with err = %d\n", err);
- goto out;
- }
+
bytes_remaining = firmware->size;
fw = firmware->data;
@@ -429,13 +438,13 @@ static int if_spi_prog_helper_firmware(struct if_spi_card *card)
err = spu_write_u16(card, IF_SPI_SCRATCH_1_REG,
HELPER_FW_LOAD_CHUNK_SZ);
if (err)
- goto release_firmware;
+ goto out;
err = spu_wait_for_u16(card, IF_SPI_HOST_INT_STATUS_REG,
IF_SPI_HIST_CMD_DOWNLOAD_RDY,
IF_SPI_HIST_CMD_DOWNLOAD_RDY);
if (err)
- goto release_firmware;
+ goto out;
/* Feed the data into the command read/write port reg
* in chunks of 64 bytes */
@@ -446,16 +455,16 @@ static int if_spi_prog_helper_firmware(struct if_spi_card *card)
err = spu_write(card, IF_SPI_CMD_RDWRPORT_REG,
temp, HELPER_FW_LOAD_CHUNK_SZ);
if (err)
- goto release_firmware;
+ goto out;
/* Interrupt the boot code */
err = spu_write_u16(card, IF_SPI_HOST_INT_STATUS_REG, 0);
if (err)
- goto release_firmware;
+ goto out;
err = spu_write_u16(card, IF_SPI_CARD_INT_CAUSE_REG,
IF_SPI_CIC_CMD_DOWNLOAD_OVER);
if (err)
- goto release_firmware;
+ goto out;
bytes_remaining -= HELPER_FW_LOAD_CHUNK_SZ;
fw += HELPER_FW_LOAD_CHUNK_SZ;
}
@@ -465,18 +474,16 @@ static int if_spi_prog_helper_firmware(struct if_spi_card *card)
* bootloader. This completes the helper download. */
err = spu_write_u16(card, IF_SPI_SCRATCH_1_REG, FIRMWARE_DNLD_OK);
if (err)
- goto release_firmware;
+ goto out;
err = spu_write_u16(card, IF_SPI_HOST_INT_STATUS_REG, 0);
if (err)
- goto release_firmware;
+ goto out;
err = spu_write_u16(card, IF_SPI_CARD_INT_CAUSE_REG,
IF_SPI_CIC_CMD_DOWNLOAD_OVER);
- goto release_firmware;
+ goto out;
lbs_deb_spi("waiting for helper to boot...\n");
-release_firmware:
- release_firmware(firmware);
out:
if (err)
lbs_pr_err("failed to load helper firmware (err=%d)\n", err);
@@ -523,13 +530,12 @@ static int if_spi_prog_main_firmware_check_len(struct if_spi_card *card,
return len;
}
-static int if_spi_prog_main_firmware(struct if_spi_card *card)
+static int if_spi_prog_main_firmware(struct if_spi_card *card,
+ const struct firmware *firmware)
{
int len, prev_len;
int bytes, crc_err = 0, err = 0;
- const struct firmware *firmware = NULL;
const u8 *fw;
- struct spi_device *spi = card->spi;
u16 num_crc_errs;
lbs_deb_enter(LBS_DEB_SPI);
@@ -538,19 +544,11 @@ static int if_spi_prog_main_firmware(struct if_spi_card *card)
if (err)
goto out;
- /* Get firmware image */
- err = request_firmware(&firmware, card->main_fw_name, &spi->dev);
- if (err) {
- lbs_pr_err("%s: can't get firmware '%s' from kernel. "
- "err = %d\n", __func__, card->main_fw_name, err);
- goto out;
- }
-
err = spu_wait_for_u16(card, IF_SPI_SCRATCH_1_REG, 0, 0);
if (err) {
lbs_pr_err("%s: timed out waiting for initial "
"scratch reg = 0\n", __func__);
- goto release_firmware;
+ goto out;
}
num_crc_errs = 0;
@@ -560,7 +558,7 @@ static int if_spi_prog_main_firmware(struct if_spi_card *card)
while ((len = if_spi_prog_main_firmware_check_len(card, &crc_err))) {
if (len < 0) {
err = len;
- goto release_firmware;
+ goto out;
}
if (bytes < 0) {
/* If there are no more bytes left, we would normally
@@ -575,7 +573,7 @@ static int if_spi_prog_main_firmware(struct if_spi_card *card)
lbs_pr_err("Too many CRC errors encountered "
"in firmware load.\n");
err = -EIO;
- goto release_firmware;
+ goto out;
}
} else {
/* Previous transfer succeeded. Advance counters. */
@@ -590,15 +588,15 @@ static int if_spi_prog_main_firmware(struct if_spi_card *card)
err = spu_write_u16(card, IF_SPI_HOST_INT_STATUS_REG, 0);
if (err)
- goto release_firmware;
+ goto out;
err = spu_write(card, IF_SPI_CMD_RDWRPORT_REG,
card->cmd_buffer, len);
if (err)
- goto release_firmware;
+ goto out;
err = spu_write_u16(card, IF_SPI_CARD_INT_CAUSE_REG ,
IF_SPI_CIC_CMD_DOWNLOAD_OVER);
if (err)
- goto release_firmware;
+ goto out;
prev_len = len;
}
if (bytes > prev_len) {
@@ -611,12 +609,9 @@ static int if_spi_prog_main_firmware(struct if_spi_card *card)
SUCCESSFUL_FW_DOWNLOAD_MAGIC);
if (err) {
lbs_pr_err("failed to confirm the firmware download\n");
- goto release_firmware;
+ goto out;
}
-release_firmware:
- release_firmware(firmware);
-
out:
if (err)
lbs_pr_err("failed to load firmware (err=%d)\n", err);
@@ -800,14 +795,16 @@ static int lbs_spi_thread(void *data)
goto err;
}
- if (hiStatus & IF_SPI_HIST_CMD_UPLOAD_RDY)
+ if (hiStatus & IF_SPI_HIST_CMD_UPLOAD_RDY) {
err = if_spi_c2h_cmd(card);
if (err)
goto err;
- if (hiStatus & IF_SPI_HIST_RX_UPLOAD_RDY)
+ }
+ if (hiStatus & IF_SPI_HIST_RX_UPLOAD_RDY) {
err = if_spi_c2h_data(card);
if (err)
goto err;
+ }
/* workaround: in PS mode, the card does not set the Command
* Download Ready bit, but it sets TX Download Ready. */
@@ -886,37 +883,16 @@ static irqreturn_t if_spi_host_interrupt(int irq, void *dev_id)
* SPI callbacks
*/
-static int if_spi_calculate_fw_names(u16 card_id,
- char *helper_fw, char *main_fw)
-{
- int i;
- for (i = 0; i < ARRAY_SIZE(chip_id_to_device_name); ++i) {
- if (card_id == chip_id_to_device_name[i].chip_id)
- break;
- }
- if (i == ARRAY_SIZE(chip_id_to_device_name)) {
- lbs_pr_err("Unsupported chip_id: 0x%02x\n", card_id);
- return -EAFNOSUPPORT;
- }
- snprintf(helper_fw, IF_SPI_FW_NAME_MAX, "libertas/gspi%d_hlp.bin",
- chip_id_to_device_name[i].name);
- snprintf(main_fw, IF_SPI_FW_NAME_MAX, "libertas/gspi%d.bin",
- chip_id_to_device_name[i].name);
- return 0;
-}
-MODULE_FIRMWARE("libertas/gspi8385_hlp.bin");
-MODULE_FIRMWARE("libertas/gspi8385.bin");
-MODULE_FIRMWARE("libertas/gspi8686_hlp.bin");
-MODULE_FIRMWARE("libertas/gspi8686.bin");
-
static int __devinit if_spi_probe(struct spi_device *spi)
{
struct if_spi_card *card;
struct lbs_private *priv = NULL;
struct libertas_spi_platform_data *pdata = spi->dev.platform_data;
- int err = 0;
+ int err = 0, i;
u32 scratch;
struct sched_param param = { .sched_priority = 1 };
+ const struct firmware *helper = NULL;
+ const struct firmware *mainfw = NULL;
lbs_deb_enter(LBS_DEB_SPI);
@@ -961,10 +937,25 @@ static int __devinit if_spi_probe(struct spi_device *spi)
lbs_deb_spi("Firmware is already loaded for "
"Marvell WLAN 802.11 adapter\n");
else {
- err = if_spi_calculate_fw_names(card->card_id,
- card->helper_fw_name, card->main_fw_name);
- if (err)
+ /* Check if we support this card */
+ for (i = 0; i < ARRAY_SIZE(fw_table); i++) {
+ if (card->card_id == fw_table[i].model)
+ break;
+ }
+ if (i == ARRAY_SIZE(fw_table)) {
+ lbs_pr_err("Unsupported chip_id: 0x%02x\n",
+ card->card_id);
+ err = -ENODEV;
goto free_card;
+ }
+
+ err = lbs_get_firmware(&card->spi->dev, NULL, NULL,
+ card->card_id, &fw_table[0], &helper,
+ &mainfw);
+ if (err) {
+ lbs_pr_err("failed to find firmware (%d)\n", err);
+ goto free_card;
+ }
lbs_deb_spi("Initializing FW for Marvell WLAN 802.11 adapter "
"(chip_id = 0x%04x, chip_rev = 0x%02x) "
@@ -973,10 +964,10 @@ static int __devinit if_spi_probe(struct spi_device *spi)
card->card_id, card->card_rev,
spi->master->bus_num, spi->chip_select,
spi->max_speed_hz);
- err = if_spi_prog_helper_firmware(card);
+ err = if_spi_prog_helper_firmware(card, helper);
if (err)
goto free_card;
- err = if_spi_prog_main_firmware(card);
+ err = if_spi_prog_main_firmware(card, mainfw);
if (err)
goto free_card;
lbs_deb_spi("loaded FW for Marvell WLAN 802.11 adapter\n");
@@ -1044,6 +1035,11 @@ remove_card:
free_card:
free_if_spi_card(card);
out:
+ if (helper)
+ release_firmware(helper);
+ if (mainfw)
+ release_firmware(mainfw);
+
lbs_deb_leave_args(LBS_DEB_SPI, "err %d\n", err);
return err;
}
diff --git a/drivers/net/wireless/libertas/if_spi.h b/drivers/net/wireless/libertas/if_spi.h
index f87eec410848..8b1417d3b71b 100644
--- a/drivers/net/wireless/libertas/if_spi.h
+++ b/drivers/net/wireless/libertas/if_spi.h
@@ -25,11 +25,6 @@
#define IF_SPI_FW_NAME_MAX 30
-struct chip_ident {
- u16 chip_id;
- u16 name;
-};
-
#define MAX_MAIN_FW_LOAD_CRC_ERR 10
/* Chunk size when loading the helper firmware */
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index 3ff61063671a..e906616232a2 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -26,15 +26,25 @@
#define MESSAGE_HEADER_LEN 4
-static char *lbs_fw_name = "usb8388.bin";
+static char *lbs_fw_name = NULL;
module_param_named(fw_name, lbs_fw_name, charp, 0644);
+MODULE_FIRMWARE("libertas/usb8388_v9.bin");
+MODULE_FIRMWARE("libertas/usb8388_v5.bin");
+MODULE_FIRMWARE("libertas/usb8388.bin");
+MODULE_FIRMWARE("libertas/usb8682.bin");
MODULE_FIRMWARE("usb8388.bin");
+enum {
+ MODEL_UNKNOWN = 0x0,
+ MODEL_8388 = 0x1,
+ MODEL_8682 = 0x2
+};
+
static struct usb_device_id if_usb_table[] = {
/* Enter the device signature inside */
- { USB_DEVICE(0x1286, 0x2001) },
- { USB_DEVICE(0x05a3, 0x8388) },
+ { USB_DEVICE(0x1286, 0x2001), .driver_info = MODEL_8388 },
+ { USB_DEVICE(0x05a3, 0x8388), .driver_info = MODEL_8388 },
{} /* Terminating entry */
};
@@ -66,6 +76,8 @@ static ssize_t if_usb_firmware_set(struct device *dev,
struct if_usb_card *cardp = priv->card;
int ret;
+ BUG_ON(buf == NULL);
+
ret = if_usb_prog_firmware(cardp, buf, BOOT_CMD_UPDATE_FW);
if (ret == 0)
return count;
@@ -91,6 +103,8 @@ static ssize_t if_usb_boot2_set(struct device *dev,
struct if_usb_card *cardp = priv->card;
int ret;
+ BUG_ON(buf == NULL);
+
ret = if_usb_prog_firmware(cardp, buf, BOOT_CMD_UPDATE_BOOT2);
if (ret == 0)
return count;
@@ -244,6 +258,7 @@ static int if_usb_probe(struct usb_interface *intf,
init_waitqueue_head(&cardp->fw_wq);
cardp->udev = udev;
+ cardp->model = (uint32_t) id->driver_info;
iface_desc = intf->cur_altsetting;
lbs_deb_usbd(&udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X"
@@ -924,6 +939,38 @@ static int if_usb_prog_firmware(struct if_usb_card *cardp,
return ret;
}
+/* table of firmware file names */
+static const struct {
+ u32 model;
+ const char *fwname;
+} fw_table[] = {
+ { MODEL_8388, "libertas/usb8388_v9.bin" },
+ { MODEL_8388, "libertas/usb8388_v5.bin" },
+ { MODEL_8388, "libertas/usb8388.bin" },
+ { MODEL_8388, "usb8388.bin" },
+ { MODEL_8682, "libertas/usb8682.bin" }
+};
+
+static int get_fw(struct if_usb_card *cardp, const char *fwname)
+{
+ int i;
+
+ /* Try user-specified firmware first */
+ if (fwname)
+ return request_firmware(&cardp->fw, fwname, &cardp->udev->dev);
+
+ /* Otherwise search for firmware to use */
+ for (i = 0; i < ARRAY_SIZE(fw_table); i++) {
+ if (fw_table[i].model != cardp->model)
+ continue;
+ if (request_firmware(&cardp->fw, fw_table[i].fwname,
+ &cardp->udev->dev) == 0)
+ return 0;
+ }
+
+ return -ENOENT;
+}
+
static int __if_usb_prog_firmware(struct if_usb_card *cardp,
const char *fwname, int cmd)
{
@@ -933,10 +980,9 @@ static int __if_usb_prog_firmware(struct if_usb_card *cardp,
lbs_deb_enter(LBS_DEB_USB);
- ret = request_firmware(&cardp->fw, fwname, &cardp->udev->dev);
- if (ret < 0) {
- lbs_pr_err("request_firmware() failed with %#x\n", ret);
- lbs_pr_err("firmware %s not found\n", fwname);
+ ret = get_fw(cardp, fwname);
+ if (ret) {
+ lbs_pr_err("failed to find firmware (%d)\n", ret);
goto done;
}
diff --git a/drivers/net/wireless/libertas/if_usb.h b/drivers/net/wireless/libertas/if_usb.h
index 5ba0aee0eb2f..d819e7e3c9aa 100644
--- a/drivers/net/wireless/libertas/if_usb.h
+++ b/drivers/net/wireless/libertas/if_usb.h
@@ -43,6 +43,7 @@ struct bootcmdresp
/** USB card description structure*/
struct if_usb_card {
struct usb_device *udev;
+ uint32_t model; /* MODEL_* */
struct urb *rx_urb, *tx_urb;
struct lbs_private *priv;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 24958a86747b..47ce5a6ba120 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -1047,6 +1047,111 @@ void lbs_notify_command_response(struct lbs_private *priv, u8 resp_idx)
}
EXPORT_SYMBOL_GPL(lbs_notify_command_response);
+/**
+ * @brief Retrieves two-stage firmware
+ *
+ * @param dev A pointer to device structure
+ * @param user_helper User-defined helper firmware file
+ * @param user_mainfw User-defined main firmware file
+ * @param card_model Bus-specific card model ID used to filter firmware table
+ * elements
+ * @param fw_table Table of firmware file names and device model numbers
+ * terminated by an entry with a NULL helper name
+ * @param helper On success, the helper firmware; caller must free
+ * @param mainfw On success, the main firmware; caller must free
+ *
+ * @return 0 on success, non-zero on failure
+ */
+int lbs_get_firmware(struct device *dev, const char *user_helper,
+ const char *user_mainfw, u32 card_model,
+ const struct lbs_fw_table *fw_table,
+ const struct firmware **helper,
+ const struct firmware **mainfw)
+{
+ const struct lbs_fw_table *iter;
+ int ret;
+
+ BUG_ON(helper == NULL);
+ BUG_ON(mainfw == NULL);
+
+ /* Try user-specified firmware first */
+ if (user_helper) {
+ ret = request_firmware(helper, user_helper, dev);
+ if (ret) {
+ lbs_pr_err("couldn't find helper firmware %s",
+ user_helper);
+ goto fail;
+ }
+ }
+ if (user_mainfw) {
+ ret = request_firmware(mainfw, user_mainfw, dev);
+ if (ret) {
+ lbs_pr_err("couldn't find main firmware %s",
+ user_mainfw);
+ goto fail;
+ }
+ }
+
+ if (*helper && *mainfw)
+ return 0;
+
+ /* Otherwise search for firmware to use. If neither the helper or
+ * the main firmware were specified by the user, then we need to
+ * make sure that found helper & main are from the same entry in
+ * fw_table.
+ */
+ iter = fw_table;
+ while (iter && iter->helper) {
+ if (iter->model != card_model)
+ goto next;
+
+ if (*helper == NULL) {
+ ret = request_firmware(helper, iter->helper, dev);
+ if (ret)
+ goto next;
+
+ /* If the device has one-stage firmware (ie cf8305) and
+ * we've got it then we don't need to bother with the
+ * main firmware.
+ */
+ if (iter->fwname == NULL)
+ return 0;
+ }
+
+ if (*mainfw == NULL) {
+ ret = request_firmware(mainfw, iter->fwname, dev);
+ if (ret && !user_helper) {
+ /* Clear the helper if it wasn't user-specified
+ * and the main firmware load failed, to ensure
+ * we don't have mismatched firmware pairs.
+ */
+ release_firmware(*helper);
+ *helper = NULL;
+ }
+ }
+
+ if (*helper && *mainfw)
+ return 0;
+
+ next:
+ iter++;
+ }
+
+ fail:
+ /* Failed */
+ if (*helper) {
+ release_firmware(*helper);
+ *helper = NULL;
+ }
+ if (*mainfw) {
+ release_firmware(*mainfw);
+ *mainfw = NULL;
+ }
+
+ return -ENOENT;
+}
+EXPORT_SYMBOL_GPL(lbs_get_firmware);
+
static int __init lbs_init_module(void)
{
lbs_deb_enter(LBS_DEB_MAIN);
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