video: driver: add support to set csc coefficients

Add support to honor client enablement of csc custom
matrix and set csc coeff to video firmware.

Change-Id: I14d702eb7033541aa439bebe11df7fc4aa49ffdb
Signed-off-by: Akshata Sahukar <asahukar@codeaurora.org>

driver/vidc/inc/msm_vidc_control.h

@@ -90,6 +90,8 @@ int msm_vidc_set_stage(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_pipe(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
+int msm_vidc_set_csc_custom_matrix(void *instance,
+	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_s32(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_q16(void *instance,