drm/amd/display: Remove redundant ternary operators

For ternary operators in the form of "a ? true : false" or
"a ? false : true", if 'a' itself returns a boolean result, the ternary
operator can be omitted. Remove redundant ternary operators to clean up the
code.

Signed-off-by: Liao Yuanhong <liaoyuanhong@vivo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Author: LiaoYuanhong-vivo

drivers/gpu/drm/amd/display/dc/dio/dcn10/dcn10_link_encoder.c

@@ -812,7 +812,7 @@ bool dcn10_link_encoder_validate_output_with_stream(
 					enc10, &stream->timing);
 	break;
 	case SIGNAL_TYPE_EDP:
-		is_valid = (stream->timing.pixel_encoding == PIXEL_ENCODING_RGB) ? true : false;
+		is_valid = stream->timing.pixel_encoding == PIXEL_ENCODING_RGB;
 	break;
 	case SIGNAL_TYPE_VIRTUAL:
 		is_valid = true;

drivers/gpu/drm/amd/display/dc/dio/dcn35/dcn35_dio_stream_encoder.c

@@ -397,7 +397,7 @@ static bool enc35_is_fifo_enabled(struct stream_encoder *enc)
 	uint32_t reset_val;
 
 	REG_GET(DIG_FIFO_CTRL0, DIG_FIFO_ENABLE, &reset_val);
-	return (reset_val == 0) ? false : true;
+	return reset_val != 0;
 }
 void enc35_disable_fifo(struct stream_encoder *enc)
 {

drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c

@@ -535,7 +535,7 @@ static bool dml2_validate_only(struct dc_state *context, enum dc_validate_mode v
 	if (result)
 		result = does_configuration_meet_sw_policies(dml2, &dml2->v20.scratch.cur_display_config, &dml2->v20.scratch.mode_support_info);
 
-	return (result == 1) ? true : false;
+	return result == 1;
 }
 
 static void dml2_apply_debug_options(const struct dc *dc, struct dml2_context *dml2)

drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.c

@@ -138,8 +138,7 @@ void setup_dio_stream_attribute(struct pipe_ctx *pipe_ctx)
 		stream_encoder->funcs->dvi_set_stream_attribute(
 				stream_encoder,
 				&stream->timing,
-				(stream->signal == SIGNAL_TYPE_DVI_DUAL_LINK) ?
-						true : false);
+				stream->signal == SIGNAL_TYPE_DVI_DUAL_LINK);
 	else if (dc_is_lvds_signal(stream->signal))
 		stream_encoder->funcs->lvds_set_stream_attribute(
 				stream_encoder,

drivers/gpu/drm/amd/display/modules/freesync/freesync.c

@@ -226,8 +226,8 @@ static void update_v_total_for_static_ramp(
 	unsigned int target_duration_in_us =
 			calc_duration_in_us_from_refresh_in_uhz(
 				in_out_vrr->fixed.target_refresh_in_uhz);
-	bool ramp_direction_is_up = (current_duration_in_us >
-				target_duration_in_us) ? true : false;
+	bool ramp_direction_is_up = current_duration_in_us >
+				target_duration_in_us;
 
 	/* Calculate ratio between new and current frame duration with 3 digit */
 	unsigned int frame_duration_ratio = div64_u64(1000000,