linux-kernel - [PATCH v2 17/41] media: atomisp: add debug functions for received events

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Message-Id: <db8cabf423300d3cd9383d81fffb711f1e672d5b.1590821410.git.mchehab+huawei@kernel.org>
Date:   Sat, 30 May 2020 08:55:34 +0200
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-media@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 17/41] media: atomisp: add debug functions for received events

For debugging purposes, it helps to know what event
was actually received.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 drivers/staging/media/atomisp/pci/atomisp_compat_css20.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
index 5718010a0bf6..f7c3fdd5f670 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
@@ -4523,6 +4523,7 @@ int atomisp_css_isr_thread(struct atomisp_device *isp,
 		atomisp_css_temp_pipe_to_pipe_id(asd, &current_event);
 		switch (current_event.event.type) {
 		case IA_CSS_EVENT_TYPE_OUTPUT_FRAME_DONE:
+			dev_dbg(isp->dev, "event: Output frame done");
 			frame_done_found[asd->index] = true;
 			atomisp_buf_done(asd, 0, IA_CSS_BUFFER_TYPE_OUTPUT_FRAME,
 					 current_event.pipe, true, stream_id);
@@ -4531,6 +4532,7 @@ int atomisp_css_isr_thread(struct atomisp_device *isp,
 
 			break;
 		case IA_CSS_EVENT_TYPE_SECOND_OUTPUT_FRAME_DONE:
+			dev_dbg(isp->dev, "event: Second output frame done");
 			frame_done_found[asd->index] = true;
 			atomisp_buf_done(asd, 0, IA_CSS_BUFFER_TYPE_SEC_OUTPUT_FRAME,
 					 current_event.pipe, true, stream_id);
@@ -4539,18 +4541,21 @@ int atomisp_css_isr_thread(struct atomisp_device *isp,
 
 			break;
 		case IA_CSS_EVENT_TYPE_3A_STATISTICS_DONE:
+			dev_dbg(isp->dev, "event: 3A stats frame done");
 			atomisp_buf_done(asd, 0,
 					 IA_CSS_BUFFER_TYPE_3A_STATISTICS,
 					 current_event.pipe,
 					 false, stream_id);
 			break;
 		case IA_CSS_EVENT_TYPE_METADATA_DONE:
+			dev_dbg(isp->dev, "event: metadata frame done");
 			atomisp_buf_done(asd, 0,
 					 IA_CSS_BUFFER_TYPE_METADATA,
 					 current_event.pipe,
 					 false, stream_id);
 			break;
 		case IA_CSS_EVENT_TYPE_VF_OUTPUT_FRAME_DONE:
+			dev_dbg(isp->dev, "event: VF output frame done");
 			atomisp_buf_done(asd, 0,
 					 IA_CSS_BUFFER_TYPE_VF_OUTPUT_FRAME,
 					 current_event.pipe, true, stream_id);
@@ -4559,6 +4564,7 @@ int atomisp_css_isr_thread(struct atomisp_device *isp,
 
 			break;
 		case IA_CSS_EVENT_TYPE_SECOND_VF_OUTPUT_FRAME_DONE:
+			dev_dbg(isp->dev, "event: second VF output frame done");
 			atomisp_buf_done(asd, 0,
 					 IA_CSS_BUFFER_TYPE_SEC_VF_OUTPUT_FRAME,
 					 current_event.pipe, true, stream_id);
@@ -4566,15 +4572,18 @@ int atomisp_css_isr_thread(struct atomisp_device *isp,
 
 			break;
 		case IA_CSS_EVENT_TYPE_DIS_STATISTICS_DONE:
+			dev_dbg(isp->dev, "event: dis stats frame done");
 			atomisp_buf_done(asd, 0,
 					 IA_CSS_BUFFER_TYPE_DIS_STATISTICS,
 					 current_event.pipe,
 					 false, stream_id);
 			break;
 		case IA_CSS_EVENT_TYPE_PIPELINE_DONE:
+			dev_dbg(isp->dev, "event: pipeline done");
 			css_pipe_done[asd->index] = true;
 			break;
 		case IA_CSS_EVENT_TYPE_ACC_STAGE_COMPLETE:
+			dev_dbg(isp->dev, "event: acc stage done");
 			atomisp_acc_done(asd, current_event.event.fw_handle);
 			break;
 		default:
-- 
2.26.2