From: Jeff Garzik <jeff@garzik.org>
To: Tejun Heo <htejun@gmail.com>
Cc: linux-ide@vger.kernel.org, alan@lxorguk.ukuu.org.uk, liml@rtr.ca,
albertl@mail.com, jens.axboe@oracle.com
Subject: Re: [PATCH 07/15] change-data_xfer
Date: Tue, 18 Dec 2007 16:38:23 -0500 [thread overview]
Message-ID: <47683DCF.3060304@garzik.org> (raw)
In-Reply-To: <11968405971209-git-send-email-htejun@gmail.com>
Tejun Heo wrote:
> Depending on how many bytes are transferred as a unit, PIO data
> tranasfer may consume more bytes than requested. Knowing how much
> data is consumed is necessary to determine how much is left for
> draining. This patch update ->data_xfer such that it returns the
> number of consumed bytes.
>
> While at it, it also makes the following changes.
>
> * s/adev/dev/
> * use READ/WRITE constants for rw indication
> * misc clean ups
>
> Signed-off-by: Tejun Heo <htejun@gmail.com>
> ---
> drivers/ata/libata-core.c | 46 +++++++++++++++++++++++++++--------------
> drivers/ata/pata_bf54x.c | 28 +++++++++++++-----------
> drivers/ata/pata_ixp4xx_cf.c | 26 ++++++++++++-----------
> drivers/ata/pata_legacy.c | 36 +++++++++++++++++---------------
> drivers/ata/pata_qdi.c | 30 +++++++++++++++-----------
> drivers/ata/pata_scc.c | 30 ++++++++++++++------------
> drivers/ata/pata_winbond.c | 28 ++++++++++++++-----------
> include/linux/libata.h | 11 +++++----
> 8 files changed, 133 insertions(+), 102 deletions(-)
applied 6-7 to #upstream
next prev parent reply other threads:[~2007-12-18 21:38 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-05 7:43 [PATCHSET] libata: improve ATAPI data transfer handling, take #3 Tejun Heo
2007-12-05 7:43 ` [PATCH 01/15] libata: make atapi_request_sense() use sg Tejun Heo
2007-12-18 21:30 ` Jeff Garzik
2007-12-05 7:43 ` [PATCH 02/15] libata: zero xfer length on ATAPI data xfer IRQ is HSM violation Tejun Heo
2007-12-06 6:44 ` Albert Lee
2007-12-05 7:43 ` [PATCH 03/15] libata: update atapi_eh_request_sense() such that lbam/lbah contains buffer size Tejun Heo
2007-12-05 7:43 ` [PATCH 04/15] cdrom: add more GPCMD_* constants Tejun Heo
2007-12-05 7:43 ` [PATCH 05/15] libata: rename ATA_PROT_ATAPI_* to ATAPI_PROT_* Tejun Heo
2007-12-18 21:35 ` Jeff Garzik
2007-12-05 7:43 ` [PATCH 06/15] libata: add ATAPI_* cmd types and implement atapi_cmd_type() Tejun Heo
2007-12-05 7:43 ` [PATCH 07/15] change-data_xfer Tejun Heo
2007-12-18 21:38 ` Jeff Garzik [this message]
2007-12-05 7:43 ` [PATCH 08/15] libata: improve ATAPI draining Tejun Heo
2007-12-06 6:47 ` Albert Lee
2007-12-18 21:41 ` Jeff Garzik
2007-12-05 7:43 ` [PATCH 09/15] libata: kill non-sg DMA interface Tejun Heo
2007-12-05 7:43 ` [PATCH 10/15] libata: change ATA_QCFLAG_DMAMAP semantics Tejun Heo
2007-12-05 7:43 ` [PATCH 11/15] libata: convert to chained sg Tejun Heo
2007-12-05 7:43 ` [PATCH 12/15] libata: make qc->nbytes include extra buffers Tejun Heo
2007-12-18 21:44 ` Jeff Garzik
2007-12-05 7:43 ` [PATCH 13/15] libata: implement ATAPI drain buffer Tejun Heo
2007-12-18 21:45 ` Jeff Garzik
2007-12-05 7:43 ` [PATCH 14/15] libata: implement ATAPI per-command-type DMA horkages Tejun Heo
2007-12-05 7:43 ` [PATCH 15/15] libata: use PIO for misc ATAPI commands Tejun Heo
2007-12-05 13:00 ` Alan Cox
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