From: Dmytro Laktyushkin <dmytro.laktyush...@amd.com>
Signed-off-by: Dmytro Laktyushkin <dmytro.laktyush...@amd.com>
Reviewed-by: Tony Cheng <tony.ch...@amd.com>
Acked-by: Harry Wentland <harry.wentl...@amd.com>
---
.../gpu/drm/amd/display/dc/core/dc_resource.c | 25 +++++++++++++------
1 file changed, 17 insertions(+), 8 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 80aa8a63338f..e2ad6ed0bf42 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -656,6 +656,14 @@ static void calculate_scaling_ratios(struct pipe_ctx
*pipe_ctx)
pipe_ctx->plane_res.scl_data.ratios.horz_c.value /= 2;
pipe_ctx->plane_res.scl_data.ratios.vert_c.value /= 2;
}
+ pipe_ctx->plane_res.scl_data.ratios.horz = dc_fixpt_truncate(
+ pipe_ctx->plane_res.scl_data.ratios.horz, 19);
+ pipe_ctx->plane_res.scl_data.ratios.vert = dc_fixpt_truncate(
+ pipe_ctx->plane_res.scl_data.ratios.vert, 19);
+ pipe_ctx->plane_res.scl_data.ratios.horz_c = dc_fixpt_truncate(
+ pipe_ctx->plane_res.scl_data.ratios.horz_c, 19);
+ pipe_ctx->plane_res.scl_data.ratios.vert_c = dc_fixpt_truncate(
+ pipe_ctx->plane_res.scl_data.ratios.vert_c, 19);
}
static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view
*recout_skip)
@@ -692,17 +700,18 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx
*pipe_ctx, struct view *r
* init_bot = init + scaling_ratio
* init_c = init + truncated_vp_c_offset(from calculate viewport)
*/
- data->inits.h = dc_fixpt_div_int(
- dc_fixpt_add_int(data->ratios.horz, data->taps.h_taps +
1), 2);
+ data->inits.h = dc_fixpt_truncate(dc_fixpt_div_int(
+ dc_fixpt_add_int(data->ratios.horz, data->taps.h_taps +
1), 2), 19);
- data->inits.h_c = dc_fixpt_add(data->inits.h_c, dc_fixpt_div_int(
- dc_fixpt_add_int(data->ratios.horz_c,
data->taps.h_taps_c + 1), 2));
+ data->inits.h_c = dc_fixpt_truncate(dc_fixpt_add(data->inits.h_c,
dc_fixpt_div_int(
+ dc_fixpt_add_int(data->ratios.horz_c,
data->taps.h_taps_c + 1), 2)), 19);
- data->inits.v = dc_fixpt_div_int(
- dc_fixpt_add_int(data->ratios.vert, data->taps.v_taps +
1), 2);
+ data->inits.v = dc_fixpt_truncate(dc_fixpt_div_int(
+ dc_fixpt_add_int(data->ratios.vert, data->taps.v_taps +
1), 2), 19);
+
+ data->inits.v_c = dc_fixpt_truncate(dc_fixpt_add(data->inits.v_c,
dc_fixpt_div_int(
+ dc_fixpt_add_int(data->ratios.vert_c,
data->taps.v_taps_c + 1), 2)), 19);
- data->inits.v_c = dc_fixpt_add(data->inits.v_c, dc_fixpt_div_int(
- dc_fixpt_add_int(data->ratios.vert_c,
data->taps.v_taps_c + 1), 2));
/* Adjust for viewport end clip-off */
--
2.17.0
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