2010-05-11 10:54:21

by Sujith

[permalink] [raw]
Subject: [PATCH 2/5] ath9k_htc: Allocate URBs properly

The URBs have to be allocated before uploading
the firmware to the target. This is needed to process
the target ready message properly.

Signed-off-by: Sujith <[email protected]>
---
drivers/net/wireless/ath/ath9k/hif_usb.c | 36 +++++++++++++++---------------
1 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 74872ca..453cf56 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -735,6 +735,14 @@ err:
return -ENOMEM;
}

+static void ath9k_hif_usb_dealloc_urbs(struct hif_device_usb *hif_dev)
+{
+ usb_kill_anchored_urbs(&hif_dev->regout_submitted);
+ ath9k_hif_usb_dealloc_reg_in_urb(hif_dev);
+ ath9k_hif_usb_dealloc_tx_urbs(hif_dev);
+ ath9k_hif_usb_dealloc_rx_urbs(hif_dev);
+}
+
static int ath9k_hif_usb_download_fw(struct hif_device_usb *hif_dev)
{
int transfer, err;
@@ -794,14 +802,6 @@ static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev,
goto err_fw_req;
}

- /* Download firmware */
- ret = ath9k_hif_usb_download_fw(hif_dev);
- if (ret) {
- dev_err(&hif_dev->udev->dev,
- "ath9k_htc: Firmware - %s download failed\n", fw_name);
- goto err_fw_download;
- }
-
/* Alloc URBs */
ret = ath9k_hif_usb_alloc_urbs(hif_dev);
if (ret) {
@@ -810,25 +810,25 @@ static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev,
goto err_urb;
}

+ /* Download firmware */
+ ret = ath9k_hif_usb_download_fw(hif_dev);
+ if (ret) {
+ dev_err(&hif_dev->udev->dev,
+ "ath9k_htc: Firmware - %s download failed\n", fw_name);
+ goto err_fw_download;
+ }
+
return 0;

-err_urb:
- /* Nothing */
err_fw_download:
+ ath9k_hif_usb_dealloc_urbs(hif_dev);
+err_urb:
release_firmware(hif_dev->firmware);
err_fw_req:
hif_dev->firmware = NULL;
return ret;
}

-static void ath9k_hif_usb_dealloc_urbs(struct hif_device_usb *hif_dev)
-{
- usb_kill_anchored_urbs(&hif_dev->regout_submitted);
- ath9k_hif_usb_dealloc_reg_in_urb(hif_dev);
- ath9k_hif_usb_dealloc_tx_urbs(hif_dev);
- ath9k_hif_usb_dealloc_rx_urbs(hif_dev);
-}
-
static void ath9k_hif_usb_dev_deinit(struct hif_device_usb *hif_dev)
{
ath9k_hif_usb_dealloc_urbs(hif_dev);
--
1.7.1


--