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https://github.com/FEX-Emu/linux.git
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NET: white space/coding style cleanup of asix driver
check patch was complaining...mostly replaced: if ((ret = asix_foo(xx)) < 0) ... with ret = asix_foo(xx); if (ret < 0) ... Signed-off-by: Grant Grundler <grundler@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Grant Grundler
David S. Miller
parent
610d885d31
commit
83e1b91845
@ -37,7 +37,7 @@
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#include <linux/slab.h>
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#define DRIVER_VERSION "26-Sep-2011"
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static const char driver_name [] = "asix";
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#define DRIVER_NAME "asix"
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/* ASIX AX8817X based USB 2.0 Ethernet Devices */
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@ -115,28 +115,27 @@ static const char driver_name [] = "asix";
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#define AX88178_MEDIUM_DEFAULT \
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(AX_MEDIUM_PS | AX_MEDIUM_FD | AX_MEDIUM_AC | \
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AX_MEDIUM_RFC | AX_MEDIUM_TFC | AX_MEDIUM_JFE | \
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AX_MEDIUM_RE )
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AX_MEDIUM_RE)
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#define AX88772_MEDIUM_DEFAULT \
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(AX_MEDIUM_FD | AX_MEDIUM_RFC | \
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AX_MEDIUM_TFC | AX_MEDIUM_PS | \
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AX_MEDIUM_AC | AX_MEDIUM_RE )
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AX_MEDIUM_AC | AX_MEDIUM_RE)
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/* AX88772 & AX88178 RX_CTL values */
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#define AX_RX_CTL_SO 0x0080
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#define AX_RX_CTL_AP 0x0020
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#define AX_RX_CTL_AM 0x0010
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#define AX_RX_CTL_AB 0x0008
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#define AX_RX_CTL_SEP 0x0004
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#define AX_RX_CTL_AMALL 0x0002
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#define AX_RX_CTL_PRO 0x0001
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#define AX_RX_CTL_MFB_2048 0x0000
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#define AX_RX_CTL_MFB_4096 0x0100
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#define AX_RX_CTL_MFB_8192 0x0200
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#define AX_RX_CTL_MFB_16384 0x0300
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#define AX_RX_CTL_SO 0x0080
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#define AX_RX_CTL_AP 0x0020
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#define AX_RX_CTL_AM 0x0010
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#define AX_RX_CTL_AB 0x0008
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#define AX_RX_CTL_SEP 0x0004
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#define AX_RX_CTL_AMALL 0x0002
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#define AX_RX_CTL_PRO 0x0001
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#define AX_RX_CTL_MFB_2048 0x0000
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#define AX_RX_CTL_MFB_4096 0x0100
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#define AX_RX_CTL_MFB_8192 0x0200
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#define AX_RX_CTL_MFB_16384 0x0300
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#define AX_DEFAULT_RX_CTL \
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(AX_RX_CTL_SO | AX_RX_CTL_AB )
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#define AX_DEFAULT_RX_CTL (AX_RX_CTL_SO | AX_RX_CTL_AB)
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/* GPIO 0 .. 2 toggles */
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#define AX_GPIO_GPO0EN 0x01 /* GPIO0 Output enable */
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@ -270,12 +269,15 @@ asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
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netdev_dbg(dev->net, "asix_write_cmd_async() cmd=0x%02x value=0x%04x index=0x%04x size=%d\n",
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cmd, value, index, size);
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if ((urb = usb_alloc_urb(0, GFP_ATOMIC)) == NULL) {
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urb = usb_alloc_urb(0, GFP_ATOMIC);
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if (!urb) {
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netdev_err(dev->net, "Error allocating URB in write_cmd_async!\n");
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return;
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}
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if ((req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC)) == NULL) {
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req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
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if (!req) {
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netdev_err(dev->net, "Failed to allocate memory for control request\n");
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usb_free_urb(urb);
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return;
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@ -292,7 +294,8 @@ asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
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(void *)req, data, size,
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asix_async_cmd_callback, req);
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if((status = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
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status = usb_submit_urb(urb, GFP_ATOMIC);
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if (status < 0) {
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netdev_err(dev->net, "Error submitting the control message: status=%d\n",
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status);
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kfree(req);
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@ -533,11 +536,11 @@ static u16 asix_read_medium_status(struct usbnet *dev)
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if (ret < 0) {
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netdev_err(dev->net, "Error reading Medium Status register: %02x\n",
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ret);
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goto out;
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return ret; /* TODO: callers not checking for error ret */
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}
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ret = le16_to_cpu(v);
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out:
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return ret;
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return le16_to_cpu(v);
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}
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static int asix_write_medium_mode(struct usbnet *dev, u16 mode)
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@ -738,7 +741,7 @@ static void asix_get_drvinfo (struct net_device *net,
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/* Inherit standard device info */
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usbnet_get_drvinfo(net, info);
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strncpy (info->driver, driver_name, sizeof info->driver);
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strncpy (info->driver, DRIVER_NAME, sizeof info->driver);
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strncpy (info->version, DRIVER_VERSION, sizeof info->version);
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info->eedump_len = data->eeprom_len;
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}
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@ -883,19 +886,20 @@ static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
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/* Toggle the GPIOs in a manufacturer/model specific way */
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for (i = 2; i >= 0; i--) {
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if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS,
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(gpio_bits >> (i * 8)) & 0xff, 0, 0,
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NULL)) < 0)
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ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS,
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(gpio_bits >> (i * 8)) & 0xff, 0, 0, NULL);
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if (ret < 0)
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goto out;
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msleep(5);
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}
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if ((ret = asix_write_rx_ctl(dev, 0x80)) < 0)
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ret = asix_write_rx_ctl(dev, 0x80);
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if (ret < 0)
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goto out;
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/* Get the MAC address */
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if ((ret = asix_read_cmd(dev, AX88172_CMD_READ_NODE_ID,
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0, 0, ETH_ALEN, buf)) < 0) {
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ret = asix_read_cmd(dev, AX88172_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf);
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if (ret < 0) {
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dbg("read AX_CMD_READ_NODE_ID failed: %d", ret);
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goto out;
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}
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@ -965,51 +969,59 @@ static int ax88772_reset(struct usbnet *dev)
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int ret, embd_phy;
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u16 rx_ctl;
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if ((ret = asix_write_gpio(dev,
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AX_GPIO_RSE | AX_GPIO_GPO_2 | AX_GPIO_GPO2EN, 5)) < 0)
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ret = asix_write_gpio(dev,
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AX_GPIO_RSE | AX_GPIO_GPO_2 | AX_GPIO_GPO2EN, 5);
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if (ret < 0)
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goto out;
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embd_phy = ((asix_get_phy_addr(dev) & 0x1f) == 0x10 ? 1 : 0);
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if ((ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT,
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embd_phy, 0, 0, NULL)) < 0) {
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ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, embd_phy, 0, 0, NULL);
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if (ret < 0) {
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dbg("Select PHY #1 failed: %d", ret);
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goto out;
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}
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if ((ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL)) < 0)
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ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL);
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if (ret < 0)
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goto out;
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msleep(150);
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if ((ret = asix_sw_reset(dev, AX_SWRESET_CLEAR)) < 0)
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ret = asix_sw_reset(dev, AX_SWRESET_CLEAR);
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if (ret < 0)
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goto out;
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msleep(150);
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if (embd_phy) {
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if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL)) < 0)
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ret = asix_sw_reset(dev, AX_SWRESET_IPRL);
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if (ret < 0)
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goto out;
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}
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else {
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if ((ret = asix_sw_reset(dev, AX_SWRESET_PRTE)) < 0)
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} else {
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ret = asix_sw_reset(dev, AX_SWRESET_PRTE);
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if (ret < 0)
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goto out;
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}
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msleep(150);
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rx_ctl = asix_read_rx_ctl(dev);
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dbg("RX_CTL is 0x%04x after software reset", rx_ctl);
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if ((ret = asix_write_rx_ctl(dev, 0x0000)) < 0)
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ret = asix_write_rx_ctl(dev, 0x0000);
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if (ret < 0)
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goto out;
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rx_ctl = asix_read_rx_ctl(dev);
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dbg("RX_CTL is 0x%04x setting to 0x0000", rx_ctl);
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if ((ret = asix_sw_reset(dev, AX_SWRESET_PRL)) < 0)
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ret = asix_sw_reset(dev, AX_SWRESET_PRL);
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if (ret < 0)
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goto out;
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msleep(150);
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if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL)) < 0)
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ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL);
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if (ret < 0)
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goto out;
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msleep(150);
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@ -1019,18 +1031,21 @@ static int ax88772_reset(struct usbnet *dev)
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ADVERTISE_ALL | ADVERTISE_CSMA);
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mii_nway_restart(&dev->mii);
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if ((ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT)) < 0)
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ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT);
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if (ret < 0)
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goto out;
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if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
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ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
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AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT,
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AX88772_IPG2_DEFAULT, 0, NULL)) < 0) {
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AX88772_IPG2_DEFAULT, 0, NULL);
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if (ret < 0) {
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dbg("Write IPG,IPG1,IPG2 failed: %d", ret);
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goto out;
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}
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/* Set RX_CTL to default values with 2k buffer, and enable cactus */
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if ((ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL)) < 0)
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ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL);
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if (ret < 0)
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goto out;
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rx_ctl = asix_read_rx_ctl(dev);
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@ -1070,10 +1085,10 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
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usbnet_get_endpoints(dev,intf);
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/* Get the MAC address */
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if ((ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
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0, 0, ETH_ALEN, buf)) < 0) {
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ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf);
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if (ret < 0) {
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dbg("Failed to read MAC address: %d", ret);
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goto out;
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return ret;
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}
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memcpy(dev->net->dev_addr, buf, ETH_ALEN);
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@ -1091,8 +1106,9 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
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dev->net->netdev_ops = &ax88772_netdev_ops;
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dev->net->ethtool_ops = &ax88772_ethtool_ops;
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if ((ret = ax88772_reset(dev)) < 0)
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goto out;
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ret = ax88772_reset(dev);
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if (ret < 0)
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return ret;
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/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
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if (dev->driver_info->flags & FLAG_FRAMING_AX) {
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@ -1100,9 +1116,8 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
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jumbo eth frames */
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dev->rx_urb_size = 2048;
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}
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return 0;
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out:
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return ret;
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}
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static struct ethtool_ops ax88178_ethtool_ops = {
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@ -1260,17 +1275,15 @@ static int ax88178_reset(struct usbnet *dev)
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mii_nway_restart(&dev->mii);
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if ((ret = asix_write_medium_mode(dev, AX88178_MEDIUM_DEFAULT)) < 0)
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goto out;
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ret = asix_write_medium_mode(dev, AX88178_MEDIUM_DEFAULT);
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if (ret < 0)
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return ret;
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if ((ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL)) < 0)
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goto out;
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ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL);
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if (ret < 0)
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return ret;
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return 0;
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out:
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return ret;
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}
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static int ax88178_link_reset(struct usbnet *dev)
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@ -1388,10 +1401,10 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
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usbnet_get_endpoints(dev,intf);
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/* Get the MAC address */
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if ((ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
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0, 0, ETH_ALEN, buf)) < 0) {
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ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf);
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if (ret < 0) {
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dbg("Failed to read MAC address: %d", ret);
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goto out;
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return ret;
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}
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memcpy(dev->net->dev_addr, buf, ETH_ALEN);
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@ -1412,7 +1425,7 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
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ret = ax88178_reset(dev);
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if (ret < 0)
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goto out;
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return ret;
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/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
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if (dev->driver_info->flags & FLAG_FRAMING_AX) {
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@ -1420,10 +1433,8 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
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jumbo eth frames */
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dev->rx_urb_size = 2048;
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}
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return 0;
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out:
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return ret;
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return 0;
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}
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static const struct driver_info ax8817x_info = {
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@ -1611,7 +1622,7 @@ static const struct usb_device_id products [] = {
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MODULE_DEVICE_TABLE(usb, products);
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static struct usb_driver asix_driver = {
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.name = "asix",
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.name = DRIVER_NAME,
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.id_table = products,
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.probe = usbnet_probe,
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.suspend = usbnet_suspend,
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