linux-kernel - [PATCH v7 4/4] media: aspeed: Extend debug message

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Message-ID: <20211220020143.1216-5-jammy_huang@aspeedtech.com>
Date:   Mon, 20 Dec 2021 10:01:43 +0800
From:   Jammy Huang <jammy_huang@...eedtech.com>
To:     <hverkuil-cisco@...all.nl>, <sakari.ailus@...ux.intel.com>,
        <gregkh@...uxfoundation.org>, <eajames@...ux.ibm.com>,
        <mchehab@...nel.org>, <joel@....id.au>, <andrew@...id.au>,
        <linux-media@...r.kernel.org>, <openbmc@...ts.ozlabs.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-aspeed@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v7 4/4] media: aspeed: Extend debug message

updated as below:

Capture:
  Mode                : Direct fetch
  VGA bpp mode        : 32
  Signal              : lock
  Width               : 1920
  Height              : 1080
  FRC                 : 0

Compression:
  Format              : JPEG
  Subsampling         : 444
  Quality             : 4

Performance:
  Frame#              : 4
  Frame Duration(ms)  :
    Now               : 22
    Min               : 21
    Max               : 22
  FPS                 : 45

Signed-off-by: Jammy Huang <jammy_huang@...eedtech.com>
---
v7:
  - update debugfs message. Aspeed-jpeg's compression parameters only shown
    if it's aspeed jpeg now
v6:
  - no update
v5:
  - no update
v4:
  - update debugfs log
v3:
  - no update
v2:
  - update commit message
---
 drivers/media/platform/aspeed-video.c | 35 +++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c
index c0cfcf98659d..b388bc56ce81 100644
--- a/drivers/media/platform/aspeed-video.c
+++ b/drivers/media/platform/aspeed-video.c
@@ -1835,10 +1835,29 @@ static const struct vb2_ops aspeed_video_vb2_ops = {
 static int aspeed_video_debugfs_show(struct seq_file *s, void *data)
 {
 	struct aspeed_video *v = s->private;
+	u32 val08;
 
 	seq_puts(s, "\n");
 
 	seq_puts(s, "Capture:\n");
+	val08 = aspeed_video_read(v, VE_CTRL);
+	if (FIELD_GET(VE_CTRL_DIRECT_FETCH, val08)) {
+		seq_printf(s, "  %-20s:\tDirect fetch\n", "Mode");
+		seq_printf(s, "  %-20s:\t%s\n", "VGA bpp mode",
+			   FIELD_GET(VE_CTRL_INT_DE, val08) ? "16" : "32");
+	} else {
+		seq_printf(s, "  %-20s:\tSync\n", "Mode");
+		seq_printf(s, "  %-20s:\t%s\n", "Video source",
+			   FIELD_GET(VE_CTRL_SOURCE, val08) ?
+			   "external" : "internal");
+		seq_printf(s, "  %-20s:\t%s\n", "DE source",
+			   FIELD_GET(VE_CTRL_INT_DE, val08) ?
+			   "internal" : "external");
+		seq_printf(s, "  %-20s:\t%s\n", "Cursor overlay",
+			   FIELD_GET(VE_CTRL_AUTO_OR_CURSOR, val08) ?
+			   "Without" : "With");
+	}
+
 	seq_printf(s, "  %-20s:\t%s\n", "Signal",
 		   v->v4l2_input_status ? "Unlock" : "Lock");
 	seq_printf(s, "  %-20s:\t%d\n", "Width", v->pix_fmt.width);
@@ -1847,6 +1866,22 @@ static int aspeed_video_debugfs_show(struct seq_file *s, void *data)
 
 	seq_puts(s, "\n");
 
+	seq_puts(s, "Compression:\n");
+	seq_printf(s, "  %-20s:\t%s\n", "Format", format_str[v->format]);
+	seq_printf(s, "  %-20s:\t%s\n", "Subsampling",
+		   v->yuv420 ? "420" : "444");
+	seq_printf(s, "  %-20s:\t%d\n", "Quality", v->jpeg_quality);
+	if (v->format == VIDEO_FMT_ASPEED) {
+		seq_printf(s, "  %-20s:\t%s\n", "HQ Mode",
+			   v->hq_mode ? "on" : "off");
+		seq_printf(s, "  %-20s:\t%d\n", "HQ Quality",
+			   v->hq_mode ? v->jpeg_hq_quality : 0);
+		seq_printf(s, "  %-20s:\t%s\n", "Coding Scheme",
+			   compress_scheme_str[v->compression_scheme]);
+	}
+
+	seq_puts(s, "\n");
+
 	seq_puts(s, "Performance:\n");
 	seq_printf(s, "  %-20s:\t%d\n", "Frame#", v->sequence);
 	seq_printf(s, "  %-20s:\n", "Frame Duration(ms)");
-- 
2.25.1