From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: ide interrupts From: Benjamin Herrenschmidt To: ppc339@vtnet.ca Cc: linuxppc-dev@lists.linuxppc.org In-Reply-To: <200305231136.51119.ppc339@vtnet.ca> References: <200305231136.51119.ppc339@vtnet.ca> Content-Type: text/plain Message-Id: <1053706196.580.1.camel@gaston> Mime-Version: 1.0 Date: 23 May 2003 18:09:57 +0200 Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: On Fri, 2003-05-23 at 17:36, Trevor Woerner wrote: > There seems to be a lot of code in the IDE subsystem relating to > interrupts. Is there a way to set a device in polled (i.e. > non-interrupt) mode? Maybe some way to run the tasklet/bh periodically? > > Does the IDE system want to monitor my ATA device's Ready_NotBusy > interrupt? No, linux IDE layer can't do that in a sane way, you are asking for a _lot_ of trouble... (especially if doing DMA) Ben. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/