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| author | Colin Xu | 2019-02-22 07:13:42 +0100 |
|---|---|---|
| committer | Zhenyu Wang | 2019-05-05 11:02:25 +0200 |
| commit | 75fdb811d93c8aa4a9f73b63db032b1e6a8668ef (patch) | |
| tree | 21e4b1d6d59d68c8e7acd0807839cefb1ecf8fdc /drivers/gpu/drm/i915/gvt/mmio_context.c | |
| parent | drm/i915/gvt: Revert "drm/i915/gvt: Refine the snapshort range of I915 MCHBAR... (diff) | |
| download | kernel-qcow2-linux-75fdb811d93c8aa4a9f73b63db032b1e6a8668ef.tar.gz kernel-qcow2-linux-75fdb811d93c8aa4a9f73b63db032b1e6a8668ef.tar.xz kernel-qcow2-linux-75fdb811d93c8aa4a9f73b63db032b1e6a8668ef.zip | |
drm/i915/gvt: Add in context mmio 0x20D8 to gen9 mmio list
Depends on GEN family and I915_PARAM_HAS_CONTEXT_ISOLATION, Mesa driver
will decide whether constant buffer 0 address is relative or absolute,
and load GPU initial state by lri to context mmio INSTPM (GEN8)
or 0x20D8 (>=GEN9).
Mesa Commit fa8a764b62
("i965: Use absolute addressing for constant buffer 0 on Kernel 4.16+.")
INSTPM is already added to gen8_engine_mmio_list, but 0x20D8 is missed
in gen9_engine_mmio_list. From GVT point of view, different guest could
have different context so should switch those mmio accordingly.
v2: Update fixes commit ID.
Fixes: 178657139307 ("drm/i915/gvt: vGPU context switch")
Reviewed-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Colin Xu <colin.xu@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
(cherry picked from commit 1e8b15a1988ed3c7429402017d589422628cdf47)
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/mmio_context.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/mmio_context.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.c b/drivers/gpu/drm/i915/gvt/mmio_context.c index e7e14c842be4..edf6d646eb25 100644 --- a/drivers/gpu/drm/i915/gvt/mmio_context.c +++ b/drivers/gpu/drm/i915/gvt/mmio_context.c @@ -132,6 +132,7 @@ static struct engine_mmio gen9_engine_mmio_list[] __cacheline_aligned = { {RCS0, GEN9_GAMT_ECO_REG_RW_IA, 0x0, false}, /* 0x4ab0 */ {RCS0, GEN9_CSFE_CHICKEN1_RCS, 0xffff, false}, /* 0x20d4 */ + {RCS0, _MMIO(0x20D8), 0xffff, true}, /* 0x20d8 */ {RCS0, GEN8_GARBCNTL, 0x0, false}, /* 0xb004 */ {RCS0, GEN7_FF_THREAD_MODE, 0x0, false}, /* 0x20a0 */ |