video: driver: update sizeimage during set ctrl

update input port sizeimage for a decode session
during set control of bitsream size overwrite
control.

Change-Id: I4cb7d6c8d416f187e1ac557d3b423acfdbcb7a60
Signed-off-by: Darshana Patil <[email protected]>

driver/vidc/inc/msm_vidc_driver.h

@@ -309,6 +309,7 @@ bool core_lock_check(struct msm_vidc_core *core, const char *function);
 void inst_lock(struct msm_vidc_inst *inst, const char *function);
 void inst_unlock(struct msm_vidc_inst *inst, const char *function);
 bool inst_lock_check(struct msm_vidc_inst *inst, const char *function);
+int msm_vidc_update_bitstream_buffer_size(struct msm_vidc_inst *inst);
 int msm_vidc_update_meta_port_settings(struct msm_vidc_inst *inst);
 void msm_vidc_schedule_core_deinit(struct msm_vidc_core *core);
 bool msm_vidc_is_super_buffer(struct msm_vidc_inst *inst);

driver/vidc/src/msm_vidc_control.c

@@ -743,9 +743,16 @@ int msm_v4l2_op_s_ctrl(struct v4l2_ctrl *ctrl)
 	if (!inst->vb2q[OUTPUT_PORT].streaming) {
 		capability->cap[cap_id].value = ctrl->val;
 
-		if (is_meta_ctrl(ctrl->id))
-			msm_vidc_update_meta_port_settings(inst);
-
+		if (ctrl->id == V4L2_CID_MPEG_VIDC_MIN_BITSTREAM_SIZE_OVERWRITE) {
+			rc = msm_vidc_update_bitstream_buffer_size(inst);
+			if (rc)
+				return rc;
+		}
+		if (is_meta_ctrl(ctrl->id)) {
+			rc = msm_vidc_update_meta_port_settings(inst);
+			if (rc)
+				return rc;
+		}
 		return 0;
 	}
 

driver/vidc/src/msm_vidc_driver.c

@@ -3298,6 +3298,26 @@ void inst_unlock(struct msm_vidc_inst *inst, const char *function)
 	mutex_unlock(&inst->lock);
 }
 
+int msm_vidc_update_bitstream_buffer_size(struct msm_vidc_inst *inst)
+{
+	struct msm_vidc_core *core;
+	struct v4l2_format *fmt;
+
+	if (!inst || !inst->core) {
+		d_vpr_e("%s: invalid params\n", __func__);
+		return -EINVAL;
+	}
+	core = inst->core;
+
+	if (is_decode_session(inst)) {
+		fmt = &inst->fmts[INPUT_PORT];
+		fmt->fmt.pix_mp.plane_fmt[0].sizeimage = call_session_op(core,
+			buffer_size, inst, MSM_VIDC_BUF_INPUT);
+	}
+
+	return 0;
+}
+
 int msm_vidc_update_meta_port_settings(struct msm_vidc_inst *inst)
 {
 	struct msm_vidc_core *core;