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Commit 468c6816 authored by Michael H. Nguyen's avatar Michael H. Nguyen Committed by Daniel Vetter
Browse files

drm/i915/skl: Add Gen9 LRC size 



The LRC increased in size on gen9. Make sure we return the right
size in get_lr_context_size()

v2. Corrected the size, should be 22 pages. I unintentionally mailed out
a test patch w/ size equaling 23 pages.

Reviewed-by: default avatarDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: default avatarMichael H. Nguyen <michael.h.nguyen@intel.com>
Signed-off-by: default avatarDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 88e04703

drivers/gpu/drm/i915/intel_lrc.c

+6 −2
Original line number Diff line number Diff line
@@ -136,6 +136,7 @@ 
#include <drm/i915_drm.h>

#include "i915_drv.h"



#define GEN9_LR_CONTEXT_RENDER_SIZE (22 * PAGE_SIZE)

#define GEN8_LR_CONTEXT_RENDER_SIZE (20 * PAGE_SIZE)

#define GEN8_LR_CONTEXT_OTHER_SIZE (2 * PAGE_SIZE)
@@ -1671,10 +1672,13 @@ static uint32_t get_lr_context_size(struct intel_engine_cs *ring) 
{

	int ret = 0;



	WARN_ON(INTEL_INFO(ring->dev)->gen != 8);

	WARN_ON(INTEL_INFO(ring->dev)->gen < 8);



	switch (ring->id) {

	case RCS:

		if (INTEL_INFO(ring->dev)->gen >= 9)

			ret = GEN9_LR_CONTEXT_RENDER_SIZE;

		else

			ret = GEN8_LR_CONTEXT_RENDER_SIZE;

		break;

	case VCS: