diff options
| author | Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> | 2017-11-10 13:53:53 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-11-28 17:55:10 -0500 |
| commit | 16fb754a294d25f4077e1f475d930c22698f442a (patch) | |
| tree | 5e03ecec0a05ddf4bf65fbb2bac569d19b542fb1 /drivers/gpu/drm/amd/display/dc/core/dc_resource.c | |
| parent | 30ec2b9717c1c6616332f8ce7c0cb3dd72032a2e (diff) | |
drm/amd/display: fix split viewport rounding error
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_resource.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index 1cd15d1cc3f4..655e08df48a0 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -516,13 +516,11 @@ static void calculate_viewport(struct pipe_ctx *pipe_ctx) right_view = (plane_state->rotation == ROTATION_ANGLE_270) != sec_split; if (right_view) { - data->viewport.width /= 2; - data->viewport_c.width /= 2; - data->viewport.x += data->viewport.width; - data->viewport_c.x += data->viewport_c.width; + data->viewport.x += data->viewport.width / 2; + data->viewport_c.x += data->viewport_c.width / 2; /* Ceil offset pipe */ - data->viewport.width += data->viewport.width % 2; - data->viewport_c.width += data->viewport_c.width % 2; + data->viewport.width = (data->viewport.width + 1) / 2; + data->viewport_c.width = (data->viewport_c.width + 1) / 2; } else { data->viewport.width /= 2; data->viewport_c.width /= 2; |