Commit 73ef9abb authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/i915/dp: Simplify input BPP checks in intel_dp_dsc_compute_pipe_bpp() 



Drop the extra local variables and simplify the conditions. We don't
have to try to special case the loop condition and break in the validity
checks.

Reviewed-by: default avatarImre Deak <imre.deak@intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/5559b14d6af4e001677f23454d6bd8b3606b3d7a.1738327620.git.jani.nikula@intel.com
parent df64948e

drivers/gpu/drm/i915/display/intel_dp.c

+2 −8
Original line number Diff line number Diff line
@@ -2202,8 +2202,6 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, 
{

	const struct intel_connector *connector =

		to_intel_connector(conn_state->connector);

	int dsc_max_bpp;

	int dsc_min_bpp;

	u8 dsc_bpc[3] = {};

	int forced_bpp, pipe_bpp;

	int num_bpc, i, ret;
@@ -2219,9 +2217,6 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, 
		}

	}



	dsc_max_bpp = limits->pipe.max_bpp;

	dsc_min_bpp = limits->pipe.min_bpp;



	/*

	 * Get the maximum DSC bpc that will be supported by any valid

	 * link configuration and compressed bpp.
@@ -2229,10 +2224,9 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, 
	num_bpc = drm_dp_dsc_sink_supported_input_bpcs(connector->dp.dsc_dpcd, dsc_bpc);

	for (i = 0; i < num_bpc; i++) {

		pipe_bpp = dsc_bpc[i] * 3;

		if (pipe_bpp < dsc_min_bpp)

			break;

		if (pipe_bpp > dsc_max_bpp)

		if (pipe_bpp < limits->pipe.min_bpp || pipe_bpp > limits->pipe.max_bpp)

			continue;



		ret = dsc_compute_compressed_bpp(intel_dp, connector, pipe_config,

						 limits, pipe_bpp, timeslots);

		if (ret == 0) {