From 75afcf72c714cd324b0be5f23916d2d501bdb9e6 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 15 Feb 2017 08:43:51 +0000 Subject: [PATCH] drm/i915: Always mark the PDP as dirty when altered We want to reload the PDP (and flush the TLB) when the addresses are changed. Signed-off-by: Chris Wilson Reviewed-by: Matthew Auld Link: http://patchwork.freedesktop.org/patch/msgid/20170215084357.19977-17-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_gtt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 234a65e8f7b1..9db033c8e7c5 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -1085,7 +1085,6 @@ static int gen8_ppgtt_alloc_pdp(struct i915_address_space *vm, struct i915_page_directory_pointer *pdp, u64 start, u64 length) { - struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); struct i915_page_directory *pd; u64 from = start; unsigned int pdpe; @@ -1100,6 +1099,8 @@ static int gen8_ppgtt_alloc_pdp(struct i915_address_space *vm, gen8_initialize_pd(vm, pd); gen8_ppgtt_set_pdpe(vm, pdp, pd, pdpe); pdp->used_pdpes++; + + mark_tlbs_dirty(i915_vm_to_ppgtt(vm)); } ret = gen8_ppgtt_alloc_pd(vm, pd, start, length); @@ -1111,7 +1112,6 @@ static int gen8_ppgtt_alloc_pdp(struct i915_address_space *vm, } } - mark_tlbs_dirty(ppgtt); return 0; unwind: -- 2.30.2