drm/i915/dsi: Get rid of redundant 'else'

In the snippets like the following

	if (...)
		return / goto / break / continue ...;
	else
		...

the 'else' is redundant. Get rid of it.
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Tested-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231103201831.1037416-8-andriy.shevchenko@linux.intel.com

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

@@ -142,7 +142,7 @@ static enum port intel_dsi_seq_port_to_port(struct intel_dsi *intel_dsi,
 	if (seq_port) {
 		if (intel_dsi->ports & BIT(PORT_B))
 			return PORT_B;
-		else if (intel_dsi->ports & BIT(PORT_C))
+		if (intel_dsi->ports & BIT(PORT_C))
 			return PORT_C;
 	}
 
@@ -670,8 +670,8 @@ static const char *sequence_name(enum mipi_seq seq_id)
 {
 	if (seq_id < ARRAY_SIZE(seq_name) && seq_name[seq_id])
 		return seq_name[seq_id];
-	else
-		return "(unknown)";
+
+	return "(unknown)";
 }
 
 static void intel_dsi_vbt_exec(struct intel_dsi *intel_dsi,
@@ -865,36 +865,34 @@ bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id)
 	 * multiply by 100 to preserve remainder
 	 */
 	if (intel_dsi->video_mode == BURST_MODE) {
-		if (mipi_config->target_burst_mode_freq) {
-			u32 bitrate = intel_dsi_bitrate(intel_dsi);
-
-			/*
-			 * Sometimes the VBT contains a slightly lower clock,
-			 * then the bitrate we have calculated, in this case
-			 * just replace it with the calculated bitrate.
-			 */
-			if (mipi_config->target_burst_mode_freq < bitrate &&
-			    intel_fuzzy_clock_check(
-					mipi_config->target_burst_mode_freq,
-					bitrate))
-				mipi_config->target_burst_mode_freq = bitrate;
-
-			if (mipi_config->target_burst_mode_freq < bitrate) {
-				drm_err(&dev_priv->drm,
-					"Burst mode freq is less than computed\n");
-				return false;
-			}
+		u32 bitrate;
 
-			burst_mode_ratio = DIV_ROUND_UP(
-				mipi_config->target_burst_mode_freq * 100,
-				bitrate);
+		if (mipi_config->target_burst_mode_freq == 0) {
+			drm_err(&dev_priv->drm, "Burst mode target is not set\n");
+			return false;
+		}
 
-			intel_dsi->pclk = DIV_ROUND_UP(intel_dsi->pclk * burst_mode_ratio, 100);
-		} else {
-			drm_err(&dev_priv->drm,
-				"Burst mode target is not set\n");
+		bitrate = intel_dsi_bitrate(intel_dsi);
+
+		/*
+		 * Sometimes the VBT contains a slightly lower clock, then
+		 * the bitrate we have calculated, in this case just replace it
+		 * with the calculated bitrate.
+		 */
+		if (mipi_config->target_burst_mode_freq < bitrate &&
+		    intel_fuzzy_clock_check(mipi_config->target_burst_mode_freq,
+					    bitrate))
+			mipi_config->target_burst_mode_freq = bitrate;
+
+		if (mipi_config->target_burst_mode_freq < bitrate) {
+			drm_err(&dev_priv->drm, "Burst mode freq is less than computed\n");
 			return false;
 		}
+
+		burst_mode_ratio =
+			DIV_ROUND_UP(mipi_config->target_burst_mode_freq * 100, bitrate);
+
+		intel_dsi->pclk = DIV_ROUND_UP(intel_dsi->pclk * burst_mode_ratio, 100);
 	} else
 		burst_mode_ratio = 100;