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wl12xx: AP mode - fetch appropriate firmware for AP

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AP and STA modes use different firmwares.

Differentiate the firmware files by name and fetch the appropriate one
when add_interface is called by mac80211. The STA firmware is chosen for
PLT mode.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Reviewed-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2010-10-16 21:44:57 +02:00 committed by Luciano Coelho
parent 7f179b4689
commit 166d504eba
2 changed files with 33 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
drivers/net/wireless/wl12xx/main.c
View File

@ -658,9 +658,26 @@ out:
static int wl1271_fetch_firmware(struct wl1271 *wl)
{
const struct firmware *fw;
const char *fw_name;
int ret;
ret = request_firmware(&fw, WL1271_FW_NAME, wl1271_wl_to_dev(wl));
switch (wl->bss_type) {
case BSS_TYPE_AP_BSS:
fw_name = WL1271_AP_FW_NAME;
break;
case BSS_TYPE_IBSS:
case BSS_TYPE_STA_BSS:
fw_name = WL1271_FW_NAME;
break;
default:
wl1271_error("no compatible firmware for bss_type %d",
wl->bss_type);
return -EINVAL;
}
wl1271_debug(DEBUG_BOOT, "booting firmware %s", fw_name);
ret = request_firmware(&fw, fw_name, wl1271_wl_to_dev(wl));
if (ret < 0) {
wl1271_error("could not get firmware: %d", ret);
@ -674,6 +691,7 @@ static int wl1271_fetch_firmware(struct wl1271 *wl)
goto out;
}
vfree(wl->fw);
wl->fw_len = fw->size;
wl->fw = vmalloc(wl->fw_len);
@ -684,7 +702,7 @@ static int wl1271_fetch_firmware(struct wl1271 *wl)
}
memcpy(wl->fw, fw->data, wl->fw_len);
wl->fw_bss_type = wl->bss_type;
ret = 0;
out:
@ -820,7 +838,8 @@ static int wl1271_chip_wakeup(struct wl1271 *wl)
goto out;
}
if (wl->fw == NULL) {
/* Make sure the firmware type matches the BSS type */
if (wl->fw == NULL || wl->fw_bss_type != wl->bss_type) {
ret = wl1271_fetch_firmware(wl);
if (ret < 0)
goto out;
@ -853,6 +872,8 @@ int wl1271_plt_start(struct wl1271 *wl)
goto out;
}
wl->bss_type = BSS_TYPE_STA_BSS;
while (retries) {
retries--;
ret = wl1271_chip_wakeup(wl);
@ -1010,6 +1031,9 @@ static int wl1271_op_start(struct ieee80211_hw *hw)
*
* The MAC address is first known when the corresponding interface
* is added. That is where we will initialize the hardware.
*
* In addition, we currently have different firmwares for AP and managed
* operation. We will know which to boot according to interface type.
*/
return 0;
@ -3183,6 +3207,9 @@ struct ieee80211_hw *wl1271_alloc_hw(void)
wl->flags = 0;
wl->sg_enabled = true;
wl->hw_pg_ver = -1;
wl->bss_type = MAX_BSS_TYPE;
wl->set_bss_type = MAX_BSS_TYPE;
wl->fw_bss_type = MAX_BSS_TYPE;
memset(wl->tx_frames_map, 0, sizeof(wl->tx_frames_map));
for (i = 0; i < ACX_TX_DESCRIPTORS; i++)

3
drivers/net/wireless/wl12xx/wl12xx.h
View File

@ -124,6 +124,8 @@ extern u32 wl12xx_debug_level;
#define WL1271_FW_NAME "wl1271-fw.bin"
#define WL1271_AP_FW_NAME "wl1271-fw-ap.bin"
#define WL1271_NVS_NAME "wl1271-nvs.bin"
#define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff))
@ -311,6 +313,7 @@ struct wl1271 {
u8 *fw;
size_t fw_len;
u8 fw_bss_type;
struct wl1271_nvs_file *nvs;
size_t nvs_len;