diff --git a/drivers/amlogic/media_modules/common/media_clock/clk/clkgx.c b/drivers/amlogic/media_modules/common/media_clock/clk/clkgx.c
index 70f33a817d79..cb4c9701e1bb 100644
--- a/drivers/amlogic/media_modules/common/media_clock/clk/clkgx.c
+++ b/drivers/amlogic/media_modules/common/media_clock/clk/clkgx.c
@@ -14,7 +14,7 @@
  * more details.
  *
 */
-
+#define DEBUG
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
@@ -42,7 +42,7 @@ struct clk_mux_s gclk;
 
 void vdec1_set_clk(int source, int div)
 {
-	pr_info("vdec1_set_clk %d, %d\n", source, div);
+	pr_debug("vdec1_set_clk %d, %d\n", source, div);
 	WRITE_HHI_REG_BITS(HHI_VDEC_CLK_CNTL, (source << 9) | (div - 1), 0, 16);
 }
 EXPORT_SYMBOL(vdec1_set_clk);
@@ -63,7 +63,7 @@ EXPORT_SYMBOL(vdec2_set_clk);
 
 void hevc_set_clk(int source, int div)
 {
-	pr_info("hevc_set_clk %d, %d\n", source, div);
+	pr_debug("hevc_set_clk %d, %d\n", source, div);
 	WRITE_HHI_REG_BITS(HHI_VDEC2_CLK_CNTL,
 		(source << 9) | (div - 1), 16, 16);
 }
@@ -414,7 +414,7 @@ static int vdec_clock_set(int clk)
 
 	clock_real_clk[VDEC_1] = clk;
 
-	pr_info("vdec mux clock is %lu Hz\n",
+	pr_debug("vdec mux clock is %lu Hz\n",
 		clk_get_rate(gclk.vdec_mux_node->clk));
 
 	return clk;
@@ -453,7 +453,7 @@ static int hevc_clock_set(int clk)
 
 	clock_real_clk[VDEC_HEVC] = clk;
 
-	pr_info("hevc mux clock is %lu Hz\n",
+	pr_debug("hevc mux clock is %lu Hz\n",
 		clk_get_rate(gclk.hevc_mux_node->clk));
 
 	return clk;
@@ -487,7 +487,7 @@ static int hcodec_clock_set(int clk)
 
 	clock_real_clk[VDEC_HCODEC] = clk;
 
-	pr_info("hcodec mux clock is %lu Hz\n",
+	pr_debug("hcodec mux clock is %lu Hz\n",
 		clk_get_rate(gclk.hcodec_mux_node->clk));
 
 	return clk;
@@ -502,7 +502,7 @@ static void vdec_clock_on(void)
 	gclk.vdec_mux_node->ref_count++;
 	mutex_unlock(&gclk.vdec_mux_node->mutex);
 
-	pr_info("the %-15s clock on, ref cnt: %d\n",
+	pr_debug("the %-15s clock on, ref cnt: %d\n",
 		gclk.vdec_mux_node->name,
 		gclk.vdec_mux_node->ref_count);
 }
@@ -517,7 +517,7 @@ static void vdec_clock_off(void)
 	clock_real_clk[VDEC_1] = 0;
 	mutex_unlock(&gclk.vdec_mux_node->mutex);
 
-	pr_info("the %-15s clock off, ref cnt: %d\n",
+	pr_debug("the %-15s clock off, ref cnt: %d\n",
 		gclk.vdec_mux_node->name,
 		gclk.vdec_mux_node->ref_count);
 }
@@ -531,7 +531,7 @@ static void hcodec_clock_on(void)
 	gclk.hcodec_mux_node->ref_count++;
 	mutex_unlock(&gclk.hcodec_mux_node->mutex);
 
-	pr_info("the %-15s clock on, ref cnt: %d\n",
+	pr_debug("the %-15s clock on, ref cnt: %d\n",
 		gclk.hcodec_mux_node->name,
 		gclk.hcodec_mux_node->ref_count);
 }
@@ -545,7 +545,7 @@ static void hcodec_clock_off(void)
 
 	mutex_unlock(&gclk.hcodec_mux_node->mutex);
 
-	pr_info("the %-15s clock off, ref cnt: %d\n",
+	pr_debug("the %-15s clock off, ref cnt: %d\n",
 		gclk.hcodec_mux_node->name,
 		gclk.hcodec_mux_node->ref_count);
 }
@@ -560,7 +560,7 @@ static void hevc_clock_on(void)
 	WRITE_VREG(DOS_GCLK_EN3, 0xffffffff);
 	mutex_unlock(&gclk.hevc_mux_node->mutex);
 
-	pr_info("the %-15s clock on, ref cnt: %d\n",
+	pr_debug("the %-15s clock on, ref cnt: %d\n",
 		gclk.hevc_mux_node->name,
 		gclk.hevc_mux_node->ref_count);
 }
@@ -575,7 +575,7 @@ static void hevc_clock_off(void)
 	clock_real_clk[VDEC_HEVC] = 0;
 	mutex_unlock(&gclk.hevc_mux_node->mutex);
 
-	pr_info("the %-15s clock off, ref cnt: %d\n",
+	pr_debug("the %-15s clock off, ref cnt: %d\n",
 		gclk.hevc_mux_node->name,
 		gclk.hevc_mux_node->ref_count);
 }
diff --git a/drivers/amlogic/media_modules/common/media_clock/switch/amports_gate.c b/drivers/amlogic/media_modules/common/media_clock/switch/amports_gate.c
index 5584be66b552..53d3665f5ac8 100644
--- a/drivers/amlogic/media_modules/common/media_clock/switch/amports_gate.c
+++ b/drivers/amlogic/media_modules/common/media_clock/switch/amports_gate.c
@@ -14,6 +14,7 @@
  * more details.
  *
 */
+#define DEBUG
 #include <linux/compiler.h>
 #include <linux/clk-provider.h>
 #include <linux/err.h>
@@ -109,7 +110,7 @@ static int amports_gate_clk(struct gate_switch_node *gate_node, int enable)
 		gate_node->ref_count++;
 
 		if (DEBUG_REF)
-			pr_info("the %-15s clock on, ref cnt: %d\n",
+			pr_debug("the %-15s clock on, ref cnt: %d\n",
 				gate_node->name, gate_node->ref_count);
 	} else {
 		gate_node->ref_count--;
@@ -117,7 +118,7 @@ static int amports_gate_clk(struct gate_switch_node *gate_node, int enable)
 			clk_disable_unprepare(gate_node->clk);
 
 		if (DEBUG_REF)
-			pr_info("the %-15s clock off, ref cnt: %d\n",
+			pr_debug("the %-15s clock off, ref cnt: %d\n",
 				gate_node->name, gate_node->ref_count);
 	}
 	mutex_unlock(&gate_node->mutex);
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/h264/vh264.c b/drivers/amlogic/media_modules/frame_provider/decoder/h264/vh264.c
index 574bc0c67bb7..8ca52f6b8516 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/h264/vh264.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/h264/vh264.c
@@ -15,6 +15,7 @@
  *
 */
 
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/errno.h>
@@ -2430,7 +2431,7 @@ static int vh264_local_init(void)
 			tvp_flag);
 	}
 	pr_info
-	("H264 sysinfo: %dx%d duration=%d, pts_outside=%d, ",
+	("H264 sysinfo: %dx%d duration=%d, pts_outside=%d \n",
 	 frame_width, frame_height, frame_dur, pts_outside);
 	pr_debug("sync_outside=%d, use_idr_framerate=%d\n",
 	 sync_outside, use_idr_framerate);
@@ -2557,8 +2558,6 @@ static s32 vh264_init(void)
 	if (0 != ret)
 		return -ret;
 
-
-
 	ret = vh264_local_init();
 	if (ret < 0)
 		return ret;
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/h264_dpb.c b/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/h264_dpb.c
index 89aa74fe767d..a18fa79cf7ee 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/h264_dpb.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/h264_dpb.c
@@ -1,3 +1,4 @@
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/errno.h>
@@ -21,7 +22,7 @@ int dpb_print(int index, int debug_flag, const char *fmt, ...)
 		va_start(args, fmt);
 		len = sprintf(buf, "%d: ", index);
 		vsnprintf(buf + len, 512-len, fmt, args);
-		pr_info("%s", buf);
+		pr_debug("%s", buf);
 		va_end(args);
 	}
 	return 0;
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/vmh264.c b/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/vmh264.c
index 9a32496ba8f6..eb4982cbfa64 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/vmh264.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/h264_multi/vmh264.c
@@ -14,7 +14,7 @@
  * more details.
  *
 */
-
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/errno.h>
@@ -2935,9 +2935,8 @@ static int vh264_set_params(struct vdec_h264_hw_s *hw,
 		reg_val = param4;
 		level_idc = reg_val & 0xff;
 		max_reference_size = (reg_val >> 8) & 0xff;
-		dpb_print(DECODE_ID(hw), 0,
-			"mb height/widht/total: %x/%x/%x level_idc %x max_ref_num %x\n",
-			mb_height, mb_width, mb_total,
+		pr_info("%d: mb height/widht/total: %x/%x/%x level_idc %x max_ref_num %x\n",
+			DECODE_ID(hw), mb_height, mb_width, mb_total,
 			level_idc, max_reference_size);
 
 		p_H264_Dpb->colocated_buf_size = mb_total * 96;
@@ -2966,9 +2965,8 @@ static int vh264_set_params(struct vdec_h264_hw_s *hw,
 
 		if (hw->no_poc_reorder_flag)
 			hw->dpb.reorder_pic_num = 1;
-		dpb_print(DECODE_ID(hw), 0,
-			"%s active_buf_spec_num %d reorder_pic_num %d collocate_buf_num %d\r\n",
-			__func__, active_buffer_spec_num,
+		pr_debug("%d: %s active_buf_spec_num %d reorder_pic_num %d collocate_buf_num %d\r\n",
+			DECODE_ID(hw), __func__, active_buffer_spec_num,
 			hw->dpb.reorder_pic_num,
 			hw->max_reference_size);
 
@@ -4172,7 +4170,7 @@ static void check_timer_func(unsigned long arg)
 	if (vdec->next_status == VDEC_STATUS_DISCONNECTED) {
 		hw->dec_result = DEC_RESULT_FORCE_EXIT;
 		vdec_schedule_work(&hw->work);
-		pr_info("vdec requested to be disconnected\n");
+		pr_debug("vdec requested to be disconnected\n");
 		return;
 	}
 
@@ -4419,9 +4417,9 @@ static void vh264_local_init(struct vdec_h264_hw_s *hw)
 	}
 
 	pr_info
-	("H264 sysinfo: %dx%d duration=%d, pts_outside=%d, ",
+	("H264 sysinfo: %dx%d duration=%d, pts_outside=%d\n",
 	 hw->frame_width, hw->frame_height, hw->frame_dur, hw->pts_outside);
-	pr_info("sync_outside=%d, use_idr_framerate=%d\n",
+	pr_debug("sync_outside=%d, use_idr_framerate=%d\n",
 	 hw->sync_outside, hw->use_idr_framerate);
 	if (i_only_flag & 0x100)
 		hw->i_only = i_only_flag & 0xff;
@@ -4525,7 +4523,7 @@ static s32 vh264_init(struct vdec_h264_hw_s *hw)
 		int fw_size = 0x1000 * 16;
 		struct firmware_s *fw = NULL;
 
-		pr_info("start load orignal firmware ...\n");
+		pr_debug("start load orignal firmware ...\n");
 
 		fw = vmalloc(sizeof(struct firmware_s) + fw_size);
 		if (IS_ERR_OR_NULL(fw))
@@ -4602,7 +4600,7 @@ static s32 vh264_init(struct vdec_h264_hw_s *hw)
 			return -ENOMEM;
 		}
 
-		pr_info("%s, vaddr=%lx phy_addr=%p\n",
+		pr_debug("%s, vaddr=%lx phy_addr=%p\n",
 			__func__, hw->lmem_addr, (void *)hw->lmem_addr_remap);
 	}
 
@@ -5294,7 +5292,7 @@ int ammvdec_h264_mmu_init(struct vdec_h264_hw_s *hw)
 	int tvp_flag = vdec_secure(hw_to_vdec(hw)) ?
 		CODEC_MM_FLAGS_TVP : 0;
 
-	pr_info("ammvdec_h264_mmu_init tvp = 0x%x mmu_enable %d\n",
+	pr_debug("ammvdec_h264_mmu_init tvp = 0x%x mmu_enable %d\n",
 			tvp_flag, mmu_enable);
 	if (mmu_enable && !hw->mmu_box) {
 		hw->mmu_box = decoder_mmu_box_alloc_box(DRIVER_NAME,
@@ -5464,7 +5462,7 @@ static int ammvdec_h264_probe(struct platform_device *pdev)
 		   (u32)sei_data_buffer_remap); */
 	}
 #endif
-	pr_info("ammvdec_h264 mem-addr=%lx,buff_offset=%x,buf_start=%lx\n",
+	pr_debug("ammvdec_h264 mem-addr=%lx,buff_offset=%x,buf_start=%lx\n",
 		pdata->mem_start, hw->buf_offset, hw->cma_alloc_addr);
 
 
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/h265/vh265.c b/drivers/amlogic/media_modules/frame_provider/decoder/h265/vh265.c
index 35519e2c50d6..1bdde61b8905 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/h265/vh265.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/h265/vh265.c
@@ -14,7 +14,7 @@
  * more details.
  *
 */
-
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/types.h>
@@ -1713,7 +1713,7 @@ static int hevc_print(struct hevc_state_s *hevc,
 		if (hevc)
 			len = sprintf(buf, "[%d]", hevc->index);
 		vsnprintf(buf + len, HEVC_PRINT_BUF - len, fmt, args);
-		pr_info("%s", buf);
+		pr_debug("%s", buf);
 		va_end(args);
 #ifdef CONFIG_AMLOGIC_MEDIA_MULTI_DEC
 	}
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_bmmu_box.c b/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_bmmu_box.c
index 6fb7ccbf9c19..6425ae7b4be5 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_bmmu_box.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_bmmu_box.c
@@ -14,6 +14,7 @@
  * more details.
  *
  */
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/types.h>
@@ -85,7 +86,7 @@ void *decoder_bmmu_box_alloc_box(const char *name,
 	tvp_flags = (mem_flags & CODEC_MM_FLAGS_TVP) ?
 		CODEC_MM_FLAGS_TVP : 0;
 
-	pr_info("decoder_bmmu_box_alloc_box, tvp_flags = %x\n", tvp_flags);
+	pr_debug("decoder_bmmu_box_alloc_box, tvp_flags = %x\n", tvp_flags);
 
 	size = sizeof(struct decoder_bmmu_box) + sizeof(struct codec_mm_s *) *
 		   max_num;
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_mmu_box.c b/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_mmu_box.c
index e7339d02180a..c0f1cd619df0 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_mmu_box.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/utils/decoder_mmu_box.c
@@ -86,7 +86,7 @@ void *decoder_mmu_box_alloc_box(const char *name,
 	struct decoder_mmu_box *box;
 	int size;
 
-	pr_info("decoder_mmu_box_alloc_box, mem_flags = 0x%x\n", mem_flags);
+	pr_debug("decoder_mmu_box_alloc_box, mem_flags = 0x%x\n", mem_flags);
 
 	size = sizeof(struct decoder_mmu_box) +
 			sizeof(struct codec_mm_scatter *) *
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/utils/vdec.c b/drivers/amlogic/media_modules/frame_provider/decoder/utils/vdec.c
index a58f2ceea573..3fd7ef4d148a 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/utils/vdec.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/utils/vdec.c
@@ -14,7 +14,7 @@
  * more details.
  *
 */
-
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
@@ -383,7 +383,7 @@ struct vdec_s *vdec_create(struct stream_port_s *port,
 		}
 	}
 
-	pr_info("vdec_create instance %p, total %d\n", vdec,
+	pr_debug("vdec_create instance %p, total %d\n", vdec,
 		atomic_read(&vdec_core->vdec_nr));
 
 	//trace_vdec_create(vdec); /*DEBUG_TMP*/
@@ -1296,7 +1296,7 @@ s32 vdec_init(struct vdec_s *vdec, int is_4k)
 	 */
 	if (vdec_stream_based(vdec) && !vdec_dual(vdec)) {
 		if (vdec_core->vfm_vdec == NULL) {
-			pr_info("vdec_init set vfm decoder %p\n", vdec);
+			pr_debug("vdec_init set vfm decoder %p\n", vdec);
 			vdec_core->vfm_vdec = vdec;
 		} else {
 			pr_info("vdec_init vfm path busy.\n");
@@ -1435,7 +1435,7 @@ s32 vdec_init(struct vdec_s *vdec, int is_4k)
 			goto error;
 		}
 
-		pr_info("vfm map %s created\n", vdec->vfm_map_id);
+		pr_debug("vfm map %s created\n", vdec->vfm_map_id);
 
 		/*
 		*assume IONVIDEO driver already have a few vframe_receiver
@@ -1479,7 +1479,7 @@ s32 vdec_init(struct vdec_s *vdec, int is_4k)
 		}
 	}
 
-	pr_info("vdec_init, vf_provider_name = %s\n", p->vf_provider_name);
+	pr_debug("vdec_init, vf_provider_name = %s\n", p->vf_provider_name);
 	vdec_input_prepare_bufs(/*prepared buffer for fast playing.*/
 		&vdec->input,
 		vdec->sys_info->width,
@@ -1536,7 +1536,7 @@ void vdec_release(struct vdec_s *vdec)
 	inited_vcodec_num--;
 	mutex_unlock(&vdec_mutex);
 
-	pr_info("vdec_release instance %p, total %d\n", vdec,
+	pr_debug("vdec_release instance %p, total %d\n", vdec,
 		atomic_read(&vdec_core->vdec_nr));
 }
 EXPORT_SYMBOL(vdec_release);
@@ -2365,7 +2365,7 @@ int vdec_source_changed(int format, int width, int height, int fps)
 
 	on_setting = 1;
 	ret = vdec_source_changed_for_clk_set(format, width, height, fps);
-	pr_info("vdec1 video changed to %d x %d %d fps clk->%dMHZ\n",
+	pr_debug("vdec1 video changed to %d x %d %d fps clk->%dMHZ\n",
 			width, height, fps, vdec_clk_get(VDEC_1));
 	on_setting = 0;
 	return ret;
@@ -2436,7 +2436,7 @@ int vdec2_source_changed(int format, int width, int height, int fps)
 		on_setting = 1;
 		ret = vdec_source_changed_for_clk_set(format,
 					width, height, fps);
-		pr_info("vdec2 video changed to %d x %d %d fps clk->%dMHZ\n",
+		pr_debug("vdec2 video changed to %d x %d %d fps clk->%dMHZ\n",
 			width, height, fps, vdec_clk_get(VDEC_2));
 		on_setting = 0;
 		return ret;
@@ -2459,7 +2459,7 @@ int hevc_source_changed(int format, int width, int height, int fps)
 
 	on_setting = 1;
 	ret = vdec_source_changed_for_clk_set(format, width, height, fps);
-	pr_info("hevc video changed to %d x %d %d fps clk->%dMHZ\n",
+	pr_debug("hevc video changed to %d x %d %d fps clk->%dMHZ\n",
 			width, height, fps, vdec_clk_get(VDEC_HEVC));
 	on_setting = 0;
 
@@ -2775,7 +2775,7 @@ EXPORT_SYMBOL(vdec_request_threaded_irq);
 s32 vdec_request_irq(enum vdec_irq_num num, irq_handler_t handler,
 				const char *devname, void *dev)
 {
-	pr_info("vdec_request_irq %p, %s\n", handler, devname);
+	pr_debug("vdec_request_irq %p, %s\n", handler, devname);
 
 	return vdec_request_threaded_irq(num,
 		handler,
diff --git a/drivers/amlogic/media_modules/frame_provider/decoder/vp9/vvp9.c b/drivers/amlogic/media_modules/frame_provider/decoder/vp9/vvp9.c
index ae07e1fc7316..4e49119f9237 100644
--- a/drivers/amlogic/media_modules/frame_provider/decoder/vp9/vvp9.c
+++ b/drivers/amlogic/media_modules/frame_provider/decoder/vp9/vvp9.c
@@ -14,6 +14,7 @@
  * more details.
  *
 */
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/types.h>
@@ -2095,7 +2096,7 @@ int vp9_bufmgr_init(struct VP9Decoder_s *pbi, struct BuffInfo_s *buf_spec_i,
 	pbi->used_4k_num = -1;
 	cm->cur_fb_idx_mmu = INVALID_IDX;
 #endif
-	pr_info
+	pr_debug
 	("After vp9_bufmgr_init, prev_fb_idx : %d, new_fb_idx : %d\r\n",
 		cm->prev_fb_idx, cm->new_fb_idx);
 	pbi->need_resync = 1;
@@ -6227,7 +6228,7 @@ static void vvp9_put_timer_func(unsigned long arg)
 			== VDEC_STATUS_DISCONNECTED) {
 			pbi->dec_result = DEC_RESULT_FORCE_EXIT;
 			vdec_schedule_work(&pbi->work);
-			pr_info(
+			pr_debug(
 			"vdec requested to be disconnected\n");
 			return;
 		}
@@ -6803,7 +6804,7 @@ static int amvdec_vp9_probe(struct platform_device *pdev)
 #ifndef MULTI_INSTANCE_SUPPORT
 	int i;
 #endif
-	pr_info("%s\n", __func__);
+	pr_debug("%s\n", __func__);
 	mutex_lock(&vvp9_mutex);
 
 	memcpy(&BUF[0], &pbi->m_BUF[0], sizeof(struct BUF_s) * MAX_BUF_NUM);
diff --git a/drivers/amlogic/media_modules/stream_input/amports/amstream.c b/drivers/amlogic/media_modules/stream_input/amports/amstream.c
index d2d7d16b3f72..ea5be0fb0107 100644
--- a/drivers/amlogic/media_modules/stream_input/amports/amstream.c
+++ b/drivers/amlogic/media_modules/stream_input/amports/amstream.c
@@ -14,7 +14,7 @@
  * more details.
  *
 */
-
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/types.h>
@@ -1360,7 +1360,7 @@ void reset_userdata_fifo(int bInit)
 	last_read_wi = userdata_poc_wi;
 
 	mutex_unlock(&userdata_mutex);
-	pr_info("reset_userdata_fifo, bInit=%d, wi=%d, ri=%d, rp=%d, wp=%d\n",
+	pr_debug("reset_userdata_fifo, bInit=%d, wi=%d, ri=%d, rp=%d, wp=%d\n",
 		bInit, wi, ri, rp, wp);
 }
 EXPORT_SYMBOL(reset_userdata_fifo);
@@ -2159,14 +2159,14 @@ static long amstream_ioctl_set(struct port_priv_s *priv, ulong arg)
 		break;
 	case AMSTREAM_SET_DRMMODE:
 		if (parm.data_32 == 1) {
-			pr_err("set drmmode\n");
+			pr_debug("set drmmode\n");
 			this->flag |= PORT_FLAG_DRM;
 			if ((this->type & PORT_TYPE_VIDEO) &&
 				(priv->vdec))
 				priv->vdec->port_flag |= PORT_FLAG_DRM;
 		} else {
 			this->flag &= (~PORT_FLAG_DRM);
-			pr_err("no drmmode\n");
+			pr_debug("no drmmode\n");
 		}
 		break;
 	case AMSTREAM_SET_APTS: {
diff --git a/drivers/amlogic/media_modules/stream_input/parser/streambuf.c b/drivers/amlogic/media_modules/stream_input/parser/streambuf.c
index 3a5b223fd45d..c321d84bd344 100644
--- a/drivers/amlogic/media_modules/stream_input/parser/streambuf.c
+++ b/drivers/amlogic/media_modules/stream_input/parser/streambuf.c
@@ -14,7 +14,7 @@
  * more details.
  *
 */
-
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/spinlock.h>
 #include <linux/timer.h>
@@ -106,7 +106,7 @@ static s32 _stbuf_alloc(struct stream_buf_s *buf, bool is_secure)
 
 		buf->is_secure = is_secure;
 
-		pr_info("%s stbuf alloced at %p, secure = %d, size = %d\n",
+		pr_debug("%s stbuf alloced at %p, secure = %d, size = %d\n",
 				(buf->type == BUF_TYPE_HEVC) ? "HEVC" :
 				(buf->type == BUF_TYPE_VIDEO) ? "Video" :
 				(buf->type == BUF_TYPE_AUDIO) ? "Audio" :