Commit 1dcf83fd authored Apr 29, 2008 by Alan Cox Committed by Ingo Molnar Apr 30, 2008

toshiba: use ioremap_cached



The switch of ioremap to default to uncached doesn't break this driver
but it does needlessly slow it down as BIOS space is cachable and this
driver is quite happy scanning cached ROM space.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent 2544a873

drivers/char/toshiba.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -426,7 +426,7 @@ static int tosh_probe(void)
		int i,major,minor,day,year,month,flag;
		unsigned char signature[7] = { 0x54,0x4f,0x53,0x48,0x49,0x42,0x41 };
		SMMRegisters regs;
		void __iomem *bios = ioremap(0xf0000, 0x10000);
		void __iomem *bios = ioremap_cache(0xf0000, 0x10000);

		if (!bios)
		return -ENOMEM;