linux-kernel - Re: [PATCH 2/6] ide: move SFF I/O code to ide-io-sff.c

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Date:	Mon, 19 Jan 2009 17:29:23 +0300
From:	Sergei Shtylyov <sshtylyov@...mvista.com>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/6] ide: move SFF I/O code to ide-io-sff.c

Bartlomiej Zolnierkiewicz wrote:

>>>Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>

>>    Gah, what in the world is that SFF I/O code?

>>>Index: b/drivers/ide/ide-io-sff.c
>>>===================================================================
>>>--- /dev/null
>>>+++ b/drivers/ide/ide-io-sff.c
>>>@@ -0,0 +1,314 @@
>>>+
>>>+#include <linux/kernel.h>
>>>+#include <linux/ide.h>
>>>+
>>>+/*
>>>+ *	Conventional PIO operations for ATA devices
>>>+ */
>>>+
>>>+static u8 ide_inb(unsigned long port)
>>>+{
>>>+	return (u8) inb(port);
>>>+}
>>>+
>>>+static void ide_outb(u8 val, unsigned long port)
>>>+{
>>>+	outb(val, port);
>>>+}
>>>+
>>>+/*
>>>+ *	MMIO operations, typically used for SATA controllers
>>>+ */
>>>+
>>>+static u8 ide_mm_inb(unsigned long port)
>>>+{
>>>+	return (u8) readb((void __iomem *) port);
>>>+}
>>>+
>>>+static void ide_mm_outb(u8 value, unsigned long port)
>>>+{
>>>+	writeb(value, (void __iomem *) port);
>>>+}

>>    Ah, I see. Can we finally stop abusing the SFF name? Or are we bound to 
>>copy every mistake that libata has made? :-/

> Please suggest a better name. :)

> [ I'm also not happy with the naming but couldn't think of a better one. ]

    Legacy perhaps?

WBR, Sergei
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