Commits
Malcolm Priestley committed 9df682927c2
staging: vt6656: [BUG] Fix for TX USB resets from vendors driver.
This fixes resets on heavy TX data traffic.
Vendor driver
VT6656_Linux_src_v1.21.03_x86_11.04.zip
http://www.viaembedded.com/servlet/downloadSvl?id=1890&download_file_id=14704
This is GPL-licensed code.
original code
BBbVT3184Init
...
//2007-0725, RobertChang add, Enable Squelch detect reset option(SQ_RST_Opt), USB (register4, bit1)
CONTROLnsRequestIn(pDevice,
MESSAGE_TYPE_READ,
(WORD)0x600+4, // USB's Reg4's bit1
MESSAGE_REQUEST_MEM,
1,
(PBYTE) &byData);
byData = byData|2 ;
CONTROLnsRequestOut(pDevice,
MESSAGE_TYPE_WRITE,
(WORD)0x600+4, // USB's Reg4's bit1
MESSAGE_REQUEST_MEM,
1,
(PBYTE) &byData);
return TRUE;//ntStatus;
....
A back port patch is needed for kernels less than 3.10.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Cc: stable@vger.kernel.org # v3.10+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>