diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2018-10-15 17:27:50 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2018-10-18 15:15:27 +0300 |
| commit | 2bf3f59daeee6cfed79bd0d292aa9b4eded37c42 (patch) | |
| tree | eaed4df0e3bad601473fb3c208d2e70cd38d56fb /drivers/gpu/drm/i915/intel_dsi.c | |
| parent | c84c6fe30302721486dd703727a30c8eafee9a1e (diff) | |
drm/i915/dsi: refactor bitrate calculations in intel_dsi_vbt_init()
Abstract bitrate calculation to a newly resurrected intel_dsi.c file
that will contain common code for VLV and ICL DSI.
No functional changes.
Cc: Madhav Chauhan <madhav.chauhan@intel.com>
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Reviewed-by: Madhav Chauhan <madhav.chauhan@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/100e9721dfdec4f3987549ef24291bafc9cb0517.1539613303.git.jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dsi.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c new file mode 100644 index 000000000000..4daa1da94047 --- /dev/null +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -0,0 +1,17 @@ +// 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; +} |