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authorColin Xu <colin.xu@intel.com>2019-01-11 09:25:54 +0300
committerZhenyu Wang <zhenyuw@linux.intel.com>2019-01-14 07:33:28 +0300
commitba0a64bcf8fc491f73e4646069d97abb4374beb3 (patch)
tree4827269d350f77dc2a8e4d45347f6258959762f5 /drivers/gpu/drm
parentf0e9943725186ddbdc9718a559c26c5f507262f2 (diff)
downloadlinux-ba0a64bcf8fc491f73e4646069d97abb4374beb3.tar.xz
drm/i915/gvt: Allow F_CMD_ACCESS on mmio 0x21f0
The newly updated guest driver could program 0x21f0 via lri and srm, without F_CMD_ACCESS flag cmd parser will stop parser reset cmd. 0x21f0 applies to BDW, SKL, KBL, BXT and CFL. Reviewed-by: Yan Zhao <yan.y.zhao@intel.com> Signed-off-by: Colin Xu <colin.xu@intel.com> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/i915/gvt/handlers.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index b5475c91e2ef..e9f343b124b0 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -2799,6 +2799,7 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt)
MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
+ MMIO_DFH(_MMIO(0x21f0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
return 0;
}