Messages in this thread Patch in this message | | | From | Bartlomiej Zolnierkiewicz <> | Subject | [PATCH] scc_pata: add ->{in,out}put_data methods (take 2) | Date | Thu, 17 Apr 2008 00:09:39 +0200 |
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v2:
* Update ->{in,out}_data methods to take 'struct request *rq' argument (thanks to Stephen Rothwell for catching it).
There should be no functional changes caused by this patch.
Cc: Kou Ishizaki <kou.ishizaki@toshiba.co.jp> Cc: Akira Iguchi <akira2.iguchi@toshiba.co.jp> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> --- replacement patch for the one in the IDE tree
drivers/ide/pci/scc_pata.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+)
Index: b/drivers/ide/pci/scc_pata.c =================================================================== --- a/drivers/ide/pci/scc_pata.c +++ b/drivers/ide/pci/scc_pata.c @@ -612,6 +612,38 @@ static int __devinit init_setup_scc(stru return rc; } +static void scc_input_data(ide_drive_t *drive, struct request *rq, + void *buf, unsigned int len) +{ + unsigned long data_addr = drive->hwif->io_ports.data_addr; + + len++; + + if (drive->io_32bit) { + scc_ide_insl(data_addr, buf, len / 4); + + if ((len & 3) >= 2) + scc_ide_insw(data_addr, (u8 *)buf + (len & ~3), 1); + } else + scc_ide_insw(data_addr, buf, len / 2); +} + +static void scc_output_data(ide_drive_t *drive, struct request *rq, + void *buf, unsigned int len) +{ + unsigned long data_addr = drive->hwif->io_ports.data_addr; + + len++; + + if (drive->io_32bit) { + scc_ide_outsl(data_addr, buf, len / 4); + + if ((len & 3) >= 2) + scc_ide_outsw(data_addr, (u8 *)buf + (len & ~3), 1); + } else + scc_ide_outsw(data_addr, buf, len / 2); +} + /** * init_mmio_iops_scc - set up the iops for MMIO * @hwif: interface to set up @@ -626,6 +658,9 @@ static void __devinit init_mmio_iops_scc ide_set_hwifdata(hwif, ports); + hwif->input_data = scc_input_data; + hwif->output_data = scc_output_data; + hwif->INB = scc_ide_inb; hwif->INW = scc_ide_inw; hwif->INSW = scc_ide_insw;
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