[PATCH v7 1/3] drm/mipi-dsi: add mipi_dsi_compression_mode_multi

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mipi_dsi_compression_mode_multi can help with
error handling.

Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
Signed-off-by: Dzmitry Sankouski <dsankouski@xxxxxxxxx>
---
Changes in v7:
- fix kernel doc
---
 drivers/gpu/drm/drm_mipi_dsi.c | 16 ++++++++++++++++
 include/drm/drm_mipi_dsi.h     |  2 ++
 2 files changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index 2bc3973d35a1..5e5c5f84daac 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/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
+ * @ctx: Context for multiple DSI transactions
+ * @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
diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index f725f8654611..94400a78031f 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/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);
 

-- 
2.39.2





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