public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Krzysztof Halasa <khc@pm.waw.pl>
Cc: James Bottomley <James.Bottomley@steeleye.com>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	SCSI Mailing List <linux-scsi@vger.kernel.org>
Subject: Re: Proposal for new generic device API: dma_get_required_mask()
Date: Fri, 18 Jun 2004 10:21:20 +0100	[thread overview]
Message-ID: <20040618102120.A29213@flint.arm.linux.org.uk> (raw)
In-Reply-To: <m33c4tsnex.fsf@defiant.pm.waw.pl>; from khc@pm.waw.pl on Fri, Jun 18, 2004 at 02:46:46AM +0200

On Fri, Jun 18, 2004 at 02:46:46AM +0200, Krzysztof Halasa wrote:
> If we fix the API we should IMHO also remove set_dma_mask() and add
> the number of address bits to the arguments of actual mapping
> functions.

Good idea, except for the fact that we have drivers merged which have
real masks like 0x0fefffff.  It _really is_ a mask and not a number
of bits.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 PCMCIA      - http://pcmcia.arm.linux.org.uk/
                 2.6 Serial core

  parent reply	other threads:[~2004-06-18  9:25 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-17 14:08 Proposal for new generic device API: dma_get_required_mask() James Bottomley
2004-06-17 14:51 ` Meelis Roos
2004-06-17 15:28 ` Matthew Wilcox
2004-06-17 20:12   ` James Bottomley
2004-06-18  0:46 ` Krzysztof Halasa
2004-06-18  1:45   ` James Bottomley
2004-06-18 23:07     ` Krzysztof Halasa
2004-06-19 15:00       ` James Bottomley
2004-06-19 23:39         ` Krzysztof Halasa
2004-06-20 16:56           ` James Bottomley
2004-06-18  9:21   ` Russell King [this message]
2004-06-18 23:10     ` Krzysztof Halasa
2004-06-19 20:22       ` Russell King
2004-06-20  0:00         ` Krzysztof Halasa
2004-06-20 19:47           ` Russell King
2004-06-23 19:32             ` Krzysztof Halasa
2004-06-18  5:59 ` Jeremy Higdon
2004-06-18 14:19   ` James Bottomley
  -- strict thread matches above, loose matches on Subject: below --
2004-06-17 14:52 Salyzyn, Mark

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20040618102120.A29213@flint.arm.linux.org.uk \
    --to=rmk+lkml@arm.linux.org.uk \
    --cc=James.Bottomley@steeleye.com \
    --cc=khc@pm.waw.pl \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-scsi@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox