Re: Fwd: 3 more broken Zaurii - SL-5600, A300, C700

[Ross Maynard <bids.7405@bigpond.com>]

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Hi,

I am not a kernel developer, but I think the attached patch would work.

Ross

On 7/7/23 2:41 am, Dave Jones wrote:
> On Thu, Jul 06, 2023 at 01:45:57PM +0200, Thorsten Leemhuis wrote:
>   > On 06.07.23 05:08, Bagas Sanjaya wrote:
>   > >>
>   > >> I notice a regression report on Bugzilla [1]. Quoting from it:
>   > >>
>   > >>> The following patch broke support of 3 more Zaurus models: SL-5600, A300 and C700
>   > >>>
>   > >>> [16adf5d07987d93675945f3cecf0e33706566005] usbnet: Remove over-broad module alias from zaurus
>   >
>   > ...
>   > He sometimes shows up on Linux kernel lists, but I doubt he cares about
>   > that change after all these years. And I would not blame him at all.
>
> That's about the size of it.  This is pretty near the bottom of my ever-shrinking
> list of kernel drivers I care about.
>
>   > Yes, we have the "no regressions" rule, but contributing a change to the
>   > kernel OTOH should not mean that you are responsible for all regressions
>   > it causes for your whole life. :-)
>
> That said, 12 years later, 16adf5d07987d93675945f3cecf0e33706566005
> is still the right thing to do. Adding actual matches for the devices
> rather than matching by class will prevent this getting loaded where it
> doesn't need to be.
>
> If someone actually cares to get this working, cargo-culting Oliver's
> change to add the extra id is likely the way forward.
>
> 	Dave
>

[-- Attachment #2: 3-zaurii-patch.patch --]
[-- Type: text/x-patch, Size: 3274 bytes --]

diff -urpN a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
--- a/drivers/net/usb/cdc_ether.c	2023-07-07 17:48:27.991833366 +1000
+++ b/drivers/net/usb/cdc_ether.c	2023-07-07 21:53:11.556198087 +1000
@@ -616,6 +616,13 @@ static const struct usb_device_id	produc
 }, {
 	.match_flags	=   USB_DEVICE_ID_MATCH_INT_INFO
 			  | USB_DEVICE_ID_MATCH_DEVICE,
+    .idVendor		= 0x04DD,
+    .idProduct		= 0x8005,   /* A-300 */
+    ZAURUS_FAKE_INTERFACE,
+    .driver_info        = 0,
+}, {
+    .match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
+			  | USB_DEVICE_ID_MATCH_DEVICE,
 	.idVendor		= 0x04DD,
 	.idProduct		= 0x8006,	/* B-500/SL-5600 */
 	ZAURUS_MASTER_INTERFACE,
@@ -623,12 +630,26 @@ static const struct usb_device_id	produc
 }, {
 	.match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
 			  | USB_DEVICE_ID_MATCH_DEVICE,
+    .idVendor		= 0x04DD,
+    .idProduct		= 0x8006,   /* B-500/SL-5600 */
+    ZAURUS_FAKE_INTERFACE,
+    .driver_info        = 0,
+}, {
+    .match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
+			  | USB_DEVICE_ID_MATCH_DEVICE,
 	.idVendor		= 0x04DD,
 	.idProduct		= 0x8007,	/* C-700 */
 	ZAURUS_MASTER_INTERFACE,
 	.driver_info		= 0,
 }, {
 	.match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
+			  | USB_DEVICE_ID_MATCH_DEVICE,
+    .idVendor		= 0x04DD,
+    .idProduct		= 0x8007,   /* C-700 */
+    ZAURUS_FAKE_INTERFACE,
+    .driver_info        = 0,
+}, {
+    .match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
 		 | USB_DEVICE_ID_MATCH_DEVICE,
 	.idVendor               = 0x04DD,
 	.idProduct              = 0x9031,	/* C-750 C-760 */
Binary files a/drivers/net/usb/.cdc_ether.c.swp and b/drivers/net/usb/.cdc_ether.c.swp differ
diff -urpN a/drivers/net/usb/zaurus.c b/drivers/net/usb/zaurus.c
--- a/drivers/net/usb/zaurus.c	2023-07-07 17:48:28.043849110 +1000
+++ b/drivers/net/usb/zaurus.c	2023-07-07 22:06:49.267699853 +1000
@@ -289,11 +289,25 @@ static const struct usb_device_id	produc
 	.match_flags	=   USB_DEVICE_ID_MATCH_INT_INFO
 			  | USB_DEVICE_ID_MATCH_DEVICE,
 	.idVendor		= 0x04DD,
+	.idProduct		= 0x8005,	/* A-300 */
+	ZAURUS_FAKE_INTERFACE,
+	.driver_info = (unsigned long) &bogus_mdlm_info,
+}, {
+	.match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
+			  | USB_DEVICE_ID_MATCH_DEVICE,
+	.idVendor		= 0x04DD,
 	.idProduct		= 0x8006,	/* B-500/SL-5600 */
 	ZAURUS_MASTER_INTERFACE,
 	.driver_info = ZAURUS_PXA_INFO,
 }, {
 	.match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
+			  | USB_DEVICE_ID_MATCH_DEVICE,
+	.idVendor		= 0x04DD,
+	.idProduct		= 0x8006,	/* B-500/SL-5600 */
+	ZAURUS_FAKE_INTERFACE,
+	.driver_info = (unsigned long) &bogus_mdlm_info,
+}, {
+	.match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
 	          | USB_DEVICE_ID_MATCH_DEVICE,
 	.idVendor		= 0x04DD,
 	.idProduct		= 0x8007,	/* C-700 */
@@ -301,6 +315,13 @@ static const struct usb_device_id	produc
 	.driver_info = ZAURUS_PXA_INFO,
 }, {
 	.match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
+			  | USB_DEVICE_ID_MATCH_DEVICE,
+	.idVendor		= 0x04DD,
+	.idProduct		= 0x8007,	/* C-700 */
+	ZAURUS_FAKE_INTERFACE,
+	.driver_info = (unsigned long) &bogus_mdlm_info,
+}, {
+        .match_flags    =   USB_DEVICE_ID_MATCH_INT_INFO
 		 | USB_DEVICE_ID_MATCH_DEVICE,
 	.idVendor               = 0x04DD,
 	.idProduct              = 0x9031,	/* C-750 C-760 */