linux-kernel - [PATCH] libertas: adapt for dynamic firmware id allocation

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Message-Id: <1243349510-5322-1-git-send-email-linville@tuxdriver.com>
Date:	Tue, 26 May 2009 16:51:50 +0200
From:	"John W. Linville" <linville@...driver.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Kay Sievers <kay.sievers@...y.org>,
	Marcel Holtmann <holtmann@...ux.intel.com>,
	Zhu Yi <yi.zhu@...el.com>, Dan Williams <dcbw@...hat.com>,
	"John W. Linville" <linville@...driver.com>
Subject: [PATCH] libertas: adapt for dynamic firmware id allocation

Signed-off-by: John W. Linville <linville@...driver.com>
---
 drivers/net/wireless/libertas/if_spi.c |    8 ++++----
 drivers/net/wireless/libertas/if_spi.h |    3 +++
 drivers/net/wireless/libertas/if_usb.c |    8 ++------
 3 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index 5fa55fe..b3dc609 100644
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -44,8 +44,8 @@ struct if_spi_card {
 	struct lbs_private		*priv;
 	struct libertas_spi_platform_data *pdata;
 
-	char				helper_fw_name[FIRMWARE_NAME_MAX];
-	char				main_fw_name[FIRMWARE_NAME_MAX];
+	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;
@@ -1013,9 +1013,9 @@ static int if_spi_calculate_fw_names(u16 card_id,
 		lbs_pr_err("Unsupported chip_id: 0x%02x\n", card_id);
 		return -EAFNOSUPPORT;
 	}
-	snprintf(helper_fw, FIRMWARE_NAME_MAX, "libertas/gspi%d_hlp.bin",
+	snprintf(helper_fw, IF_SPI_FW_NAME_MAX, "libertas/gspi%d_hlp.bin",
 		 chip_id_to_device_name[i].name);
-	snprintf(main_fw, FIRMWARE_NAME_MAX, "libertas/gspi%d.bin",
+	snprintf(main_fw, IF_SPI_FW_NAME_MAX, "libertas/gspi%d.bin",
 		 chip_id_to_device_name[i].name);
 	return 0;
 }
diff --git a/drivers/net/wireless/libertas/if_spi.h b/drivers/net/wireless/libertas/if_spi.h
index 2103869..f87eec4 100644
--- a/drivers/net/wireless/libertas/if_spi.h
+++ b/drivers/net/wireless/libertas/if_spi.h
@@ -22,6 +22,9 @@
 #define IF_SPI_CMD_BUF_SIZE 2400
 
 /***************** Firmware *****************/
+
+#define IF_SPI_FW_NAME_MAX 30
+
 struct chip_ident {
 	u16 chip_id;
 	u16 name;
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index ea3dc03..713c830 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -61,11 +61,9 @@ static ssize_t if_usb_firmware_set(struct device *dev,
 {
 	struct lbs_private *priv = to_net_dev(dev)->ml_priv;
 	struct if_usb_card *cardp = priv->card;
-	char fwname[FIRMWARE_NAME_MAX];
 	int ret;
 
-	sscanf(buf, "%29s", fwname); /* FIRMWARE_NAME_MAX - 1 = 29 */
-	ret = if_usb_prog_firmware(cardp, fwname, BOOT_CMD_UPDATE_FW);
+	ret = if_usb_prog_firmware(cardp, buf, BOOT_CMD_UPDATE_FW);
 	if (ret == 0)
 		return count;
 
@@ -88,11 +86,9 @@ static ssize_t if_usb_boot2_set(struct device *dev,
 {
 	struct lbs_private *priv = to_net_dev(dev)->ml_priv;
 	struct if_usb_card *cardp = priv->card;
-	char fwname[FIRMWARE_NAME_MAX];
 	int ret;
 
-	sscanf(buf, "%29s", fwname); /* FIRMWARE_NAME_MAX - 1 = 29 */
-	ret = if_usb_prog_firmware(cardp, fwname, BOOT_CMD_UPDATE_BOOT2);
+	ret = if_usb_prog_firmware(cardp, buf, BOOT_CMD_UPDATE_BOOT2);
 	if (ret == 0)
 		return count;
 
-- 
1.6.0.6

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