Re: [PATCH 19/19] ide: use PIO/MMIO operations directly where possible

From: Sergei Shtylyov
Date: Thu Jun 21 2007 - 13:14:36 EST


Hello.

Bartlomiej Zolnierkiewicz wrote:
[PATCH] ide: use PIO/MMIO operations directly where possible

This results in smaller/faster/simpler code and allows future optimizations.
Also remove no longer needed ide[_mm]_{inl,outl}() and ide_hwif_t.{INL,OUTL}.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>

Index: a/drivers/ide/pci/hpt366.c
===================================================================
--- a.orig/drivers/ide/pci/hpt366.c
+++ a/drivers/ide/pci/hpt366.c
@@ -836,7 +836,7 @@ static int hpt374_ide_dma_test_irq(ide_d
return 0;
}
- dma_stat = hwif->INB(hwif->dma_status);
+ dma_stat = inb(hwif->dma_status);
/* return 1 if INTR asserted */
if (dma_stat & 4)
return 1;

Hmm... this driver *still* has a lot more indirect I/O accessors -- I wonder why only this one had been converted then?

MBR, Sergei

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