xiaomi-sm8450/android_kernel_xiaomi_sm8450
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sh: Kill off virt_to_bus()/bus_to_virt().

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Wire up ARCH_NO_VIRT_TO_BUS, and kill off the remaining users. The
dma-mapping code really wanted virt_to_phys()/phys_to_virt() anyways,
there are no inherently special bus addresses.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2007-07-25 11:18:00 +09:00
parent 0fbde9509d
commit e257ad062a
4 changed files with 9 additions and 10 deletions
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4
include/asm-sh/floppy.h
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@@ -181,7 +181,7 @@ static void _fd_chose_dma_mode(char *addr, unsigned long size)
{
if(can_use_virtual_dma == 2) {
if((unsigned int) addr >= (unsigned int) high_memory ||
virt_to_bus(addr) >= 0x10000000)
virt_to_phys(addr) >= 0x10000000)
use_virtual_dma = 1;
else
use_virtual_dma = 0;
@@ -219,7 +219,7 @@ static int hard_dma_setup(char *addr, unsigned long size, int mode, int io)
doing_pdma = 0;
clear_dma_ff(FLOPPY_DMA);
set_dma_mode(FLOPPY_DMA,mode);
set_dma_addr(FLOPPY_DMA,virt_to_bus(addr));
set_dma_addr(FLOPPY_DMA,virt_to_phys(addr));
set_dma_count(FLOPPY_DMA,size);
enable_dma(FLOPPY_DMA);
return 0;