Aris, Can you please prepare a detailed description of what the patch is doing and why?
Thanks On Mon, Feb 20, 2006 at 11:18:35AM -0300, Aristeu Sergio Rozanski Filho wrote: > Index: stable/drivers/serial/cpm_uart/cpm_uart_cpm1.c > =================================================================== > --- stable.orig/drivers/serial/cpm_uart/cpm_uart_cpm1.c 2006-02-17 > 17:11:37.000000000 -0200 > +++ stable/drivers/serial/cpm_uart/cpm_uart_cpm1.c 2006-02-17 > 17:15:57.000000000 -0200 > @@ -139,24 +139,31 @@ > void scc1_lineif(struct uart_cpm_port *pinfo) > { > /* XXX SCC1: insert port configuration here */ > + cpmp->cp_sicr &= 0xFFFFFFC0; > pinfo->brg = 1; > } > > void scc2_lineif(struct uart_cpm_port *pinfo) > { > /* XXX SCC2: insert port configuration here */ > + cpmp->cp_sicr &= 0xFFFFC0FF; > + cpmp->cp_sicr |= 0x00000900; > pinfo->brg = 2; > } > > void scc3_lineif(struct uart_cpm_port *pinfo) > { > /* XXX SCC3: insert port configuration here */ > + cpmp->cp_sicr &= 0xFFC0FFFF; > + cpmp->cp_sicr |= 0x00140000; > pinfo->brg = 3; > } > > void scc4_lineif(struct uart_cpm_port *pinfo) > { > /* XXX SCC4: insert port configuration here */ > + cpmp->cp_sicr &= 0xC0FFFFFF; > + cpmp->cp_sicr |= 0x1BFFFFFF; > pinfo->brg = 4; > } > > Index: stable/drivers/serial/cpm_uart/cpm_uart_core.c > =================================================================== > --- stable.orig/drivers/serial/cpm_uart/cpm_uart_core.c 2005-12-07 > 15:30:42.000000000 -0200 > +++ stable/drivers/serial/cpm_uart/cpm_uart_core.c 2005-12-08 > 12:39:11.000000000 -0200 > @@ -467,6 +467,7 @@ > /* free interrupt handler */ > free_irq(port->irq, port); > > +#if 0 > /* If the port is not the console, disable Rx and Tx. */ > if (!(pinfo->flags & FLAG_CONSOLE)) { > /* Wait for all the BDs marked sent */ > @@ -492,6 +493,7 @@ > /* Shut them really down */ > cpm_line_cr_cmd(line, CPM_CR_STOP_TX); > } > +#endif > } > > static void cpm_uart_set_termios(struct uart_port *port, > @@ -896,7 +898,7 @@ > pinfo->sccp->scc_gsmrl &= ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT); > } > > - ret = cpm_uart_allocbuf(pinfo, 0); > + ret = cpm_uart_allocbuf(pinfo, 1); > > if (ret) > return ret; > @@ -912,10 +914,12 @@ > > static void cpm_uart_release_port(struct uart_port *port) > { > +#if 0 > struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port; > > if (!(pinfo->flags & FLAG_CONSOLE)) > cpm_uart_freebuf(pinfo); > +#endif > } > > /*