From: Gaurav K Singh <gaurav.k.si...@intel.com>

DSC specification defines linebuf_depth which contains the
line buffer bit depth used to generate the bitstream.
These values are defined as per Table 4.1 in DSC 1.2 spec

v2 (From Manasi):
* Rename as MAX_LINEBUF_DEPTH for DSC 1.1 and DSC 1.2

Cc: dri-devel@lists.freedesktop.org
Cc: Jani Nikula <jani.nik...@linux.intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Signed-off-by: Gaurav K Singh <gaurav.k.si...@intel.com>
Signed-off-by: Manasi Navare <manasi.d.nav...@intel.com>
---
 include/drm/drm_dsc.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/drm/drm_dsc.h b/include/drm/drm_dsc.h
index 30adc15..4cfcd03 100644
--- a/include/drm/drm_dsc.h
+++ b/include/drm/drm_dsc.h
@@ -56,6 +56,9 @@
 #define DSC_PPS_RC_RANGE_MINQP_SHIFT           11
 #define DSC_PPS_RC_RANGE_MAXQP_SHIFT           6
 #define DSC_PPS_NATIVE_420_SHIFT               1
+#define DSC_1_2_MAX_LINEBUF_DEPTH_BITS         16
+#define DSC_1_2_MAX_LINEBUF_DEPTH_VAL          0
+#define DSC_1_1_MAX_LINEBUF_DEPTH_BITS         13
 
 /* Configuration for a single Rate Control model range */
 struct dsc_rc_range_parameters {
-- 
2.7.4

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