OpenCloudOS-Kernel/drivers/gpu/drm/i915/intel_dsi.c

31 lines
533 B
C

// SPDX-License-Identifier: MIT
/*
* Copyright © 2018 Intel Corporation
*/
#include <drm/drm_mipi_dsi.h>
#include "intel_dsi.h"
int intel_dsi_bitrate(const struct intel_dsi *intel_dsi)
{
int bpp = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
if (WARN_ON(bpp < 0))
bpp = 16;
return intel_dsi->pclk * bpp / intel_dsi->lane_count;
}
int intel_dsi_tlpx_ns(const struct intel_dsi *intel_dsi)
{
switch (intel_dsi->escape_clk_div) {
default:
case 0:
return 50;
case 1:
return 100;
case 2:
return 200;
}
}