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/Linux-v4.19/drivers/gpu/drm/amd/display/dc/core/
Ddc_resource.c484 int vpc_div = (data->format == PIXEL_FORMAT_420BPP8 in calculate_viewport() local
534 data->viewport_c.x = data->viewport.x / vpc_div; in calculate_viewport()
535 data->viewport_c.y = data->viewport.y / vpc_div; in calculate_viewport()
536 data->inits.h_c = (data->viewport.x % vpc_div) != 0 ? in calculate_viewport()
538 data->inits.v_c = (data->viewport.y % vpc_div) != 0 ? in calculate_viewport()
541 data->viewport_c.width = (data->viewport.width + vpc_div - 1) / vpc_div; in calculate_viewport()
542 data->viewport_c.height = (data->viewport.height + vpc_div - 1) / vpc_div; in calculate_viewport()
708 int vpc_div = (data->format == PIXEL_FORMAT_420BPP8 in calculate_inits_and_adj_vp() local
759 if ((data->viewport_c.x + data->viewport_c.width) < (src.x + src.width) / vpc_div) { in calculate_inits_and_adj_vp()
760 int vp_clip = (src.x + src.width) / vpc_div - in calculate_inits_and_adj_vp()
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