Re: [PATCH v2] serial: sprd: Add polling IO support

2019-09-18 Thread hhome liu
Baolin Wang 于2019年9月19日周四 上午11:21写道： > > Hi, > > On Thu, 19 Sep 2019 at 11:10, Lanqing Liu wrote: > > > > In order to access the UART without the interrupts, the kernel uses > > the basic polling methods for IO with the device. With these methods > > implemented, it is now possible to enable kgdb

Re: [PATCH] serial: sprd: Add polling IO support

2019-09-18 Thread hhome liu
Baolin Wang 于2019年9月18日周三 下午8:10写道： > > Hi Lanqing, > > On Wed, 18 Sep 2019 at 16:16, Lanqing Liu wrote: > > > > In order to access the UART without the interrupts, the kernel uses > > the basic polling methods for IO with the device. With these methods > > implemented, it is now possible to enab

Re: [PATCH] tty: serial_core: Fix the incorrect configuration of baud rate and data length at the console serial port resume

2019-05-15 Thread hhome liu
Johan Hovold 于2019年5月14日周二 下午3:35写道： > > On Thu, May 09, 2019 at 01:42:39PM +0800, Lanqing Liu wrote: > > When userspace opens a serial port for console, uart_port_startup() > > is called. This function assigns the uport->cons->cflag value to > > TTY->termios.c_cflag, then it is cleared to 0. Whe