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drm/i915/gvt: add vreg write for GDRST handler
author
Ping Gao
<ping.a.gao@intel.com>
Wed, 26 Oct 2016 01:38:50 +0000
(09:38 +0800)
committer
Zhenyu Wang
<zhenyuw@linux.intel.com>
Wed, 26 Oct 2016 05:33:05 +0000
(13:33 +0800)
The emulation handler for MMIO GDRST miss vreg write in it, as result
the vreg cannot update correspondingly.
Signed-off-by: Ping Gao <ping.a.gao@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
drivers/gpu/drm/i915/gvt/handlers.c
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diff --git
a/drivers/gpu/drm/i915/gvt/handlers.c
b/drivers/gpu/drm/i915/gvt/handlers.c
index
3e74fb3
..
52af517
100644
(file)
--- a/
drivers/gpu/drm/i915/gvt/handlers.c
+++ b/
drivers/gpu/drm/i915/gvt/handlers.c
@@
-258,6
+258,7
@@
static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
u32 data;
u64 bitmap = 0;
+ write_vreg(vgpu, offset, p_data, bytes);
data = vgpu_vreg(vgpu, offset);
if (data & GEN6_GRDOM_FULL) {