From: Bartlomiej Zolnierkiewicz Date: Mon, 28 Apr 2008 21:44:36 +0000 (+0200) Subject: scc_pata: add ->{in,out}put_data methods (take 2) X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=efa3db1bb70c45a384419fdc257723cb167905ff;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git scc_pata: add ->{in,out}put_data methods (take 2) 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 Cc: Akira Iguchi Cc: Stephen Rothwell Cc: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz --- diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c index ad7cdf9060ca..a7a2c58482a2 100644 --- a/drivers/ide/pci/scc_pata.c +++ b/drivers/ide/pci/scc_pata.c @@ -618,6 +618,38 @@ static int __devinit init_setup_scc(struct pci_dev *dev, 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 @@ -632,6 +664,9 @@ static void __devinit init_mmio_iops_scc(ide_hwif_t *hwif) 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;