On Thu, Jan 04, 2001 at 01:08:01AM +0100, Peter Osterlund wrote: > The tunelp man-page seems to think there are printers that need the > LP_CAREFUL handling. I also noted that if I disconnect my printer from > the computer, the data will no longer be lost. Apparently the printer > confuses the parallel port when it is powered off. I'm afraid that with some (most) printers there's just nothing that can be done about this, to my knowledge. > @@ -188,10 +188,7 @@ > int error = 0; > unsigned int last = lp_table[minor].last_error; > unsigned char status = r_str(minor); > - if ((status & LP_PERRORP) && !(LP_F(minor) & LP_CAREFUL)) > - /* No error. */ > - last = 0; > - else if ((status & LP_POUTPA)) { > + if ((status & LP_POUTPA)) { > if (last != LP_POUTPA) { > last = LP_POUTPA; > printk(KERN_INFO "lp%d out of paper\n", minor); Believe it or not, there are some printers out there that wave LP_POUTPA all over the place even when they're happy: they set LP_PERRORP to mean 'happy', which is what the check is for. So this part of the patch would break that. :-( Tim. */
- Printing to off-line printer in 2.4.0-prerelease Peter Osterlund
- Re: Printing to off-line printer in 2.4.0-prerelease Andrea Arcangeli
- Re: Printing to off-line printer in 2.4.0-prerel... Peter Osterlund
- Re: Printing to off-line printer in 2.4.0-pr... Andrea Arcangeli
- Re: Printing to off-line printer in 2.4.... Peter Osterlund
- Re: Printing to off-line printer in... Andrea Arcangeli
- Re: Printing to off-line printe... Peter Osterlund
- Re: Printing to off-line pr... Andrea Arcangeli
- Re: Printing to off-line pr... Tim Waugh
- Re: Printing to off-line printer in... Tim Waugh
- Re: Printing to off-line printe... Andrea Arcangeli
- Re: Printing to off-line printer in 2.4.0-prerelease Tim Waugh
- Re: Printing to off-line printer in 2.4.0-prerel... Andrea Arcangeli
- Re: Printing to off-line printer in 2.4.0-pr... Tim Waugh
- Re: Printing to off-line printer in 2.4.... Andrea Arcangeli
- Re: Printing to off-line printer in... Tim Waugh
- Re: Printing to off-line printe... Peter Osterlund
- Re: Printing to off-line printer in 2.4.... Peter Osterlund
- Re: Printing to off-line printer in... Tim Waugh
- Re: Printing to off-line printe... Peter Osterlund