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34d2964554
Fixes issues with RTL8156 2.5G USB adapters
- # ethtool eth1
Settings for eth1:
Supported ports: [ ]
Supported link modes: Not reported
Supported pause frame use: No
Supports auto-negotiation: No
Supported FEC modes: Not reported
Advertised link modes: Not reported
Advertised pause frame use: No
Advertised auto-negotiation: No
Advertised FEC modes: Not reported
Speed: 2500Mb/s
Duplex: Half
Port: Twisted Pair
PHYAD: 0
Transceiver: internal
Auto-negotiation: off
MDI-X: Unknown
Current message level: 0x00000007 (7)
drv probe link
Link detected: yes
- #
- r8152: break the loop when the budget is exhausted
- r8152: Block future register access if register access fails
- r8152: Rename RTL8152_UNPLUG to RTL8152_INACCESSIBLE
- r8152: add vendor/device ID pair for D-Link DUB-E250
- r8152: try to use a normal budget
- r8152: set bp in bulk
- r8152: adjust generic_ocp_write function
- r8152: fix the autosuspend doesn't work
- r8152: Add __GFP_NOWARN to big allocations
- r8152: reduce the control transfer of rtl8152_get_version()
- r8152: remove rtl_vendor_mode function
- r8152: avoid to change cfg for all devices
- r8152: add USB device driver for config selection
- r8152: use napi_gro_frags
- cdc_ether: no need to blacklist any r8152 devices
- cdc_ether: add u-blox 0x1313 composition
Build system: x86_64
Build-tested: bcm2711, rockchip, x86/64
Run-tested: bcm2711/RPi4B, rockchip/nanopi r2s, x86/64
Signed-off-by: Marty Jones <mj8263788@gmail.com>
65 lines
2.0 KiB
Diff
65 lines
2.0 KiB
Diff
From 0d4cda805a183bbe523f2407edb5c14ade50b841 Mon Sep 17 00:00:00 2001
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From: Hayes Wang <hayeswang@realtek.com>
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Date: Tue, 17 Jan 2023 11:03:44 +0800
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Subject: [PATCH] r8152: avoid to change cfg for all devices
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The rtl8152_cfgselector_probe() should set the USB configuration to the
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vendor mode only for the devices which the driver (r8152) supports.
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Otherwise, no driver would be used for such devices.
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Fixes: ec51fbd1b8a2 ("r8152: add USB device driver for config selection")
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Signed-off-by: Hayes Wang <hayeswang@realtek.com>
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Reviewed-by: Simon Horman <simon.horman@corigine.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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drivers/net/usb/r8152.c | 20 +++++++++++++++++---
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1 file changed, 17 insertions(+), 3 deletions(-)
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--- a/drivers/net/usb/r8152.c
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+++ b/drivers/net/usb/r8152.c
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@@ -9531,9 +9531,8 @@ static int rtl_fw_init(struct r8152 *tp)
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return 0;
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}
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-u8 rtl8152_get_version(struct usb_interface *intf)
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+static u8 __rtl_get_hw_ver(struct usb_device *udev)
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{
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- struct usb_device *udev = interface_to_usbdev(intf);
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u32 ocp_data = 0;
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__le32 *tmp;
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u8 version;
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@@ -9603,10 +9602,19 @@ u8 rtl8152_get_version(struct usb_interf
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break;
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default:
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version = RTL_VER_UNKNOWN;
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- dev_info(&intf->dev, "Unknown version 0x%04x\n", ocp_data);
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+ dev_info(&udev->dev, "Unknown version 0x%04x\n", ocp_data);
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break;
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}
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+ return version;
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+}
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+
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+u8 rtl8152_get_version(struct usb_interface *intf)
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+{
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+ u8 version;
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+
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+ version = __rtl_get_hw_ver(interface_to_usbdev(intf));
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+
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dev_dbg(&intf->dev, "Detected version 0x%04x\n", version);
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return version;
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@@ -9890,6 +9898,12 @@ static int rtl8152_cfgselector_probe(str
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struct usb_host_config *c;
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int i, num_configs;
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+ /* Switch the device to vendor mode, if and only if the vendor mode
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+ * driver supports it.
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+ */
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+ if (__rtl_get_hw_ver(udev) == RTL_VER_UNKNOWN)
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+ return 0;
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+
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/* The vendor mode is not always config #1, so to find it out. */
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c = udev->config;
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num_configs = udev->descriptor.bNumConfigurations;
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