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drm/i915/bdw: HW context support

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BDW context sizes varies a bit.

v2: Squash in fixup for the hw context size from Ben.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net> (v1)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ben Widawsky 2013-11-02 21:07:05 -07:00 committed by Daniel Vetter
parent 31a5336e1c
commit 8897644a6d
2 changed files with 6 additions and 0 deletions
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3
drivers/gpu/drm/i915/i915_gem_context.c
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@ -117,6 +117,9 @@ static int get_context_size(struct drm_device *dev)
else
ret = GEN7_CXT_TOTAL_SIZE(reg) * 64;
break;
case 8:
ret = GEN8_CXT_TOTAL_SIZE;
break;
default:
BUG();
}

3
drivers/gpu/drm/i915/i915_reg.h
View file

@ -1822,6 +1822,9 @@
* on HSW) - so the final size is 66944 bytes, which rounds to 17 pages.
*/
#define HSW_CXT_TOTAL_SIZE (17 * PAGE_SIZE)
/* Same as Haswell, but 72064 bytes now. */
#define GEN8_CXT_TOTAL_SIZE (18 * PAGE_SIZE)
#define VLV_CLK_CTL2 0x101104
#define CLK_CTL2_CZCOUNT_30NS_SHIFT 28