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Commit b47cf66f authored by Daniel Vetter's avatar Daniel Vetter Committed by Chris Wilson
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intel-gtt: drop dcache support for i830 and later 



i830_check_flags already disallows it, so no need to implement it
in the write_entry function. Seems to be a remnant from i810 support.

Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent e384eafc

drivers/char/agp/intel-gtt.c

+1 −7
Original line number Diff line number Diff line
@@ -896,14 +896,8 @@ static void i830_write_entry(dma_addr_t addr, unsigned int entry, 
{

	u32 pte_flags = I810_PTE_VALID;

	

	switch (flags) {

	case AGP_DCACHE_MEMORY:

		pte_flags |= I810_PTE_LOCAL;

		break;

	case AGP_USER_CACHED_MEMORY:

	if (flags ==  AGP_USER_CACHED_MEMORY)

		pte_flags |= I830_PTE_SYSTEM_CACHED;

		break;

	}



	writel(addr | pte_flags, intel_private.gtt + entry);

}