openwrt/target/linux/bcm27xx/patches-5.10/950-0008-Allow-mac-address-to-be-set-in-smsc95xx.patch

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From a5e86e4e7cc86e6a24844d758d2258c8b23f18f0 Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Tue, 26 Mar 2013 17:26:38 +0000
Subject: [PATCH] Allow mac address to be set in smsc95xx
Signed-off-by: popcornmix <popcornmix@gmail.com>
---
drivers/net/usb/smsc95xx.c | 56 ++++++++++++++++++++++++++++++++++++++
1 file changed, 56 insertions(+)
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -50,6 +50,7 @@
#define SUSPEND_SUSPEND3 (0x08)
#define SUSPEND_ALLMODES (SUSPEND_SUSPEND0 | SUSPEND_SUSPEND1 | \
SUSPEND_SUSPEND2 | SUSPEND_SUSPEND3)
+#define MAC_ADDR_LEN (6)
struct smsc95xx_priv {
u32 mac_cr;
@@ -75,6 +76,10 @@ static int packetsize = 2560;
module_param(packetsize, int, 0644);
MODULE_PARM_DESC(packetsize, "Override the RX URB packet size");
+static char *macaddr = ":";
+module_param(macaddr, charp, 0);
+MODULE_PARM_DESC(macaddr, "MAC address");
+
static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
u32 *data, int in_pm)
{
kernel: Refresh on 5.10.138 Refresh all patches on top of kernel 5.10.138. The following patches were applied upstream: bcm27xx/patches-5.10/950-0311-drm-vc4-Adopt-the-dma-configuration-from-the-HVS-or-.patch bcm27xx/patches-5.10/950-0317-vc4_hdmi-Remove-firmware-logic-for-MAI-threshold-set.patch bcm27xx/patches-5.10/950-0346-drm-vc4-A-present-but-empty-dmas-disables-audio.patch bcm27xx/patches-5.10/950-0354-drm-vc4-Add-the-2711-HVS-as-a-suitable-DMA-node.patch bcm27xx/patches-5.10/950-0413-drm-vc4-hdmi-Don-t-access-the-connector-state-in-res.patch bcm27xx/patches-5.10/950-0505-vc4-drm-Avoid-full-hdmi-audio-fifo-writes.patch bcm27xx/patches-5.10/950-0512-vc4-drm-vc4_plane-Remove-subpixel-positioning-check.patch bcm27xx/patches-5.10/950-0560-drm-vc4-drv-Remove-the-DSI-pointer-in-vc4_drv.patch bcm27xx/patches-5.10/950-0561-drm-vc4-dsi-Use-snprintf-for-the-PHY-clocks-instead-.patch bcm27xx/patches-5.10/950-0562-drm-vc4-dsi-Introduce-a-variant-structure.patch bcm27xx/patches-5.10/950-0565-drm-vc4-Correct-pixel-order-for-DSI0.patch bcm27xx/patches-5.10/950-0566-drm-vc4-Register-dsi0-as-the-correct-vc4-encoder-typ.patch bcm27xx/patches-5.10/950-0567-drm-vc4-Fix-dsi0-interrupt-support.patch bcm27xx/patches-5.10/950-0568-drm-vc4-Add-correct-stop-condition-to-vc4_dsi_encode.patch bcm27xx/patches-5.10/950-0647-drm-vc4-Fix-timings-for-interlaced-modes.patch bcm27xx/patches-5.10/950-0695-drm-vc4-Fix-margin-calculations-for-the-right-bottom.patch Upstream sets the pixel clock to 340MHz now, do not set it to 600MHz any more. bcm27xx/patches-5.10/950-0576-drm-vc4-hdmi-Raise-the-maximum-clock-rate.patch Fixes: 89956c653252 ("kernel: bump 5.10 to 5.10.138") Fixes: 4209c33ae27d ("kernel: bump 5.10 to 5.10.137") Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2022-08-28 13:09:23 +00:00
@@ -771,6 +776,53 @@ static int smsc95xx_ioctl(struct net_dev
return phy_mii_ioctl(netdev->phydev, rq, cmd);
}
+/* Check the macaddr module parameter for a MAC address */
+static int smsc95xx_is_macaddr_param(struct usbnet *dev, u8 *dev_mac)
+{
+ int i, j, got_num, num;
+ u8 mtbl[MAC_ADDR_LEN];
+
+ if (macaddr[0] == ':')
+ return 0;
+
+ i = 0;
+ j = 0;
+ num = 0;
+ got_num = 0;
+ while (j < MAC_ADDR_LEN) {
+ if (macaddr[i] && macaddr[i] != ':') {
+ got_num++;
+ if ('0' <= macaddr[i] && macaddr[i] <= '9')
+ num = num * 16 + macaddr[i] - '0';
+ else if ('A' <= macaddr[i] && macaddr[i] <= 'F')
+ num = num * 16 + 10 + macaddr[i] - 'A';
+ else if ('a' <= macaddr[i] && macaddr[i] <= 'f')
+ num = num * 16 + 10 + macaddr[i] - 'a';
+ else
+ break;
+ i++;
+ } else if (got_num == 2) {
+ mtbl[j++] = (u8) num;
+ num = 0;
+ got_num = 0;
+ i++;
+ } else {
+ break;
+ }
+ }
+
+ if (j == MAC_ADDR_LEN) {
+ netif_dbg(dev, ifup, dev->net, "Overriding MAC address with: "
+ "%02x:%02x:%02x:%02x:%02x:%02x\n", mtbl[0], mtbl[1], mtbl[2],
+ mtbl[3], mtbl[4], mtbl[5]);
+ for (i = 0; i < MAC_ADDR_LEN; i++)
+ dev_mac[i] = mtbl[i];
+ return 1;
+ } else {
+ return 0;
+ }
+}
+
static void smsc95xx_init_mac_address(struct usbnet *dev)
{
/* maybe the boot loader passed the MAC address in devicetree */
kernel: Refresh on 5.10.138 Refresh all patches on top of kernel 5.10.138. The following patches were applied upstream: bcm27xx/patches-5.10/950-0311-drm-vc4-Adopt-the-dma-configuration-from-the-HVS-or-.patch bcm27xx/patches-5.10/950-0317-vc4_hdmi-Remove-firmware-logic-for-MAI-threshold-set.patch bcm27xx/patches-5.10/950-0346-drm-vc4-A-present-but-empty-dmas-disables-audio.patch bcm27xx/patches-5.10/950-0354-drm-vc4-Add-the-2711-HVS-as-a-suitable-DMA-node.patch bcm27xx/patches-5.10/950-0413-drm-vc4-hdmi-Don-t-access-the-connector-state-in-res.patch bcm27xx/patches-5.10/950-0505-vc4-drm-Avoid-full-hdmi-audio-fifo-writes.patch bcm27xx/patches-5.10/950-0512-vc4-drm-vc4_plane-Remove-subpixel-positioning-check.patch bcm27xx/patches-5.10/950-0560-drm-vc4-drv-Remove-the-DSI-pointer-in-vc4_drv.patch bcm27xx/patches-5.10/950-0561-drm-vc4-dsi-Use-snprintf-for-the-PHY-clocks-instead-.patch bcm27xx/patches-5.10/950-0562-drm-vc4-dsi-Introduce-a-variant-structure.patch bcm27xx/patches-5.10/950-0565-drm-vc4-Correct-pixel-order-for-DSI0.patch bcm27xx/patches-5.10/950-0566-drm-vc4-Register-dsi0-as-the-correct-vc4-encoder-typ.patch bcm27xx/patches-5.10/950-0567-drm-vc4-Fix-dsi0-interrupt-support.patch bcm27xx/patches-5.10/950-0568-drm-vc4-Add-correct-stop-condition-to-vc4_dsi_encode.patch bcm27xx/patches-5.10/950-0647-drm-vc4-Fix-timings-for-interlaced-modes.patch bcm27xx/patches-5.10/950-0695-drm-vc4-Fix-margin-calculations-for-the-right-bottom.patch Upstream sets the pixel clock to 340MHz now, do not set it to 600MHz any more. bcm27xx/patches-5.10/950-0576-drm-vc4-hdmi-Raise-the-maximum-clock-rate.patch Fixes: 89956c653252 ("kernel: bump 5.10 to 5.10.138") Fixes: 4209c33ae27d ("kernel: bump 5.10 to 5.10.137") Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2022-08-28 13:09:23 +00:00
@@ -793,6 +845,10 @@ static void smsc95xx_init_mac_address(st
}
}
+ /* Check module parameters */
+ if (smsc95xx_is_macaddr_param(dev, dev->net->dev_addr))
+ return;
+
/* no useful static MAC address found. generate a random one */
eth_hw_addr_random(dev->net);
netif_dbg(dev, ifup, dev->net, "MAC address set to eth_random_addr\n");