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| author | Pei Zhang <pei.zhang@intel.com> | 2017-03-20 18:54:39 +0300 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2017-03-29 10:28:51 +0300 |
| commit | e2e02cbb5beb5f7bfdfd73558794e3949868267c (patch) | |
| tree | 3be97c1482f0706b909c0b1ae312b8cd68b101a4 /drivers/gpu/drm/i915/gvt/display.c | |
| parent | 88a16b64c3f48d1c7c2b12f1632ba2181eb502de (diff) | |
| download | linux-e2e02cbb5beb5f7bfdfd73558794e3949868267c.tar.xz | |
drm/i915/gvt: make dpcd_fix_data supports DP1.2
GVT-g will emulate a fixed DPCD data to VM for DP/eDP panel. Update
this data to latest DP1.2 with the maximum lane bandwidth of 5.4G/s
to support 4K resolution in VM.
V3: modify patch comment
V2: add inline comment to describe the dpcd_fix_data.
Signed-off-by: Pei Zhang <pei.zhang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/display.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index 79939f93464d..f21dd2328b73 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -161,8 +161,9 @@ static unsigned char virtual_dp_monitor_edid[GVT_EDID_NUM][EDID_SIZE] = { #define DPCD_HEADER_SIZE 0xb +/* let the virtual display supports DP1.2 */ static u8 dpcd_fix_data[DPCD_HEADER_SIZE] = { - 0x11, 0x0a, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + 0x12, 0x014, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; static void emulate_monitor_status_change(struct intel_vgpu *vgpu) |