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authorColin Xu <colin.xu@intel.com>2018-06-11 15:39:34 +0800
committerZhenyu Wang <zhenyuw@linux.intel.com>2018-06-13 10:57:29 +0800
commita94cf2e0ef7fef5cb42ed96f73c18c3ad4f0d170 (patch)
treee1705b04b994227f82d5517c5ff093d4a3ec1a58 /drivers/gpu/drm/i915/gvt/mmio_context.c
parentd0f827bb18fe2ceb39707718334b636b89be4af0 (diff)
drm/i915/gvt: Enable mmio context init and switch for BXT.
Handle pending tlb flush, mocs/mmio switch and context as KBL. Signed-off-by: Colin Xu <colin.xu@intel.com> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/mmio_context.c')
-rw-r--r--drivers/gpu/drm/i915/gvt/mmio_context.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.c b/drivers/gpu/drm/i915/gvt/mmio_context.c
index 708170e61625..20be9a92600f 100644
--- a/drivers/gpu/drm/i915/gvt/mmio_context.c
+++ b/drivers/gpu/drm/i915/gvt/mmio_context.c
@@ -364,7 +364,8 @@ static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id)
*/
fw = intel_uncore_forcewake_for_reg(dev_priv, reg,
FW_REG_READ | FW_REG_WRITE);
- if (ring_id == RCS && (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)))
+ if (ring_id == RCS && (IS_SKYLAKE(dev_priv) ||
+ IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)))
fw |= FORCEWAKE_RENDER;
intel_uncore_forcewake_get(dev_priv, fw);
@@ -401,7 +402,7 @@ static void switch_mocs(struct intel_vgpu *pre, struct intel_vgpu *next,
if (WARN_ON(ring_id >= ARRAY_SIZE(regs)))
return;
- if (IS_KABYLAKE(dev_priv) && ring_id == RCS)
+ if ((IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)) && ring_id == RCS)
return;
if (!pre && !gen9_render_mocs.initialized)
@@ -467,7 +468,9 @@ static void switch_mmio(struct intel_vgpu *pre,
u32 old_v, new_v;
dev_priv = pre ? pre->gvt->dev_priv : next->gvt->dev_priv;
- if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
+ if (IS_SKYLAKE(dev_priv)
+ || IS_KABYLAKE(dev_priv)
+ || IS_BROXTON(dev_priv))
switch_mocs(pre, next, ring_id);
for (mmio = dev_priv->gvt->engine_mmio_list.mmio;
@@ -479,7 +482,8 @@ static void switch_mmio(struct intel_vgpu *pre,
* state image on kabylake, it's initialized by lri command and
* save or restore with context together.
*/
- if (IS_KABYLAKE(dev_priv) && mmio->in_context)
+ if ((IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv))
+ && mmio->in_context)
continue;
// save
@@ -574,7 +578,9 @@ void intel_gvt_init_engine_mmio_context(struct intel_gvt *gvt)
{
struct engine_mmio *mmio;
- if (IS_SKYLAKE(gvt->dev_priv) || IS_KABYLAKE(gvt->dev_priv))
+ if (IS_SKYLAKE(gvt->dev_priv) ||
+ IS_KABYLAKE(gvt->dev_priv) ||
+ IS_BROXTON(gvt->dev_priv))
gvt->engine_mmio_list.mmio = gen9_engine_mmio_list;
else
gvt->engine_mmio_list.mmio = gen8_engine_mmio_list;