video: driver: Add support for AV1D IBC feature

Add support for AV1D Intra-Block Copy (IBC) feature. This requires a
dedicated internal buffer (HFI_BUFFER_IBC_AV1D), which was previously
part of LINE buffer. A new internal buffer type called
HFI_BUFFER_PARTIAL_DATA is introduced, and this buffer type holds
HFI_BUFFER_IBC_AV1D for AV1D. HFI_BUFFER_PARTIAL_DATA is mapped to
NON_SECURE_PIXEL context bank for non-secure and to SECURE_PIXEL
context bank for secure use case.

Change-Id: If7ae22495f9981f275d54acc342c25ccdfc0c7b9
Signed-off-by: Mihir Ganu <quic_mganu@quicinc.com>

driver/vidc/inc/msm_vidc_inst.h

@@ -38,6 +38,7 @@ struct msm_vidc_allocations_info {
 	struct msm_vidc_allocations     dpb;
 	struct msm_vidc_allocations     persist;
 	struct msm_vidc_allocations     vpss;
+	struct msm_vidc_allocations     partial_data;
 };
 
 struct msm_vidc_mappings_info {
@@ -53,6 +54,7 @@ struct msm_vidc_mappings_info {
 	struct msm_vidc_mappings        dpb;
 	struct msm_vidc_mappings        persist;
 	struct msm_vidc_mappings        vpss;
+	struct msm_vidc_mappings        partial_data;
 };
 
 struct msm_vidc_buffers_info {
@@ -70,6 +72,7 @@ struct msm_vidc_buffers_info {
 	struct msm_vidc_buffers        dpb;
 	struct msm_vidc_buffers        persist;
 	struct msm_vidc_buffers        vpss;
+	struct msm_vidc_buffers        partial_data;
 };
 
 enum msm_vidc_inst_state {