drm/mipi-dsi: add mipi_dsi_compression_mode_multi

mipi_dsi_compression_mode_multi can help with
error handling.

Signed-off-by: Dzmitry Sankouski <[email protected]>
Reviewed-by: Neil Armstrong <[email protected]>
Link: https://lore.kernel.org/r/20241006-starqltechn_integration_upstream-v6-1-8336b9cd6c34@gmail.com
Signed-off-by: Neil Armstrong <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/20241006-starqltechn_integration_upstream-v6-1-8336b9cd6c34@gmail.com

Author: Dzmitry Sankouski

drivers/gpu/drm/drm_mipi_dsi.c

@@ -1520,6 +1520,22 @@ void mipi_dsi_compression_mode_ext_multi(struct mipi_dsi_multi_context *ctx,
 }
 EXPORT_SYMBOL(mipi_dsi_compression_mode_ext_multi);
 
+/**
+ * mipi_dsi_compression_mode_multi() - enable/disable DSC on the peripheral
+ * @dsi: DSI peripheral device
+ * @enable: Whether to enable or disable the DSC
+ *
+ * Enable or disable Display Stream Compression on the peripheral using the
+ * default Picture Parameter Set and VESA DSC 1.1 algorithm.
+ */
+void mipi_dsi_compression_mode_multi(struct mipi_dsi_multi_context *ctx,
+				     bool enable)
+{
+	return mipi_dsi_compression_mode_ext_multi(ctx, enable,
+						   MIPI_DSI_COMPRESSION_DSC, 0);
+}
+EXPORT_SYMBOL(mipi_dsi_compression_mode_multi);
+
 /**
  * mipi_dsi_dcs_nop_multi() - send DCS NOP packet
  * @ctx: Context for multiple DSI transactions

include/drm/drm_mipi_dsi.h

@@ -280,6 +280,8 @@ void mipi_dsi_compression_mode_ext_multi(struct mipi_dsi_multi_context *ctx,
 					 bool enable,
 					 enum mipi_dsi_compression_algo algo,
 					 unsigned int pps_selector);
+void mipi_dsi_compression_mode_multi(struct mipi_dsi_multi_context *ctx,
+				     bool enable);
 void mipi_dsi_picture_parameter_set_multi(struct mipi_dsi_multi_context *ctx,
 					  const struct drm_dsc_picture_parameter_set *pps);