powerpc/32: drop unused ISA_DMA_THRESHOLD

The ISA_DMA_THRESHOLD variable is set by several platforms but never
referenced.
Remove it.

Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20191125092033.20014-1-rppt@kernel.org
This commit is contained in:
Mike Rapoport
2019-11-25 11:20:33 +02:00
committed by Michael Ellerman
parent 32377bd2cb
commit b77afad84e
7 changed files with 1 additions and 10 deletions

View File

@@ -569,7 +569,6 @@ static int __init chrp_probe(void)
if (strcmp(dtype, "chrp"))
return 0;
ISA_DMA_THRESHOLD = ~0L;
DMA_MODE_READ = 0x44;
DMA_MODE_WRITE = 0x48;