diff mbox series

[6/6] media: aspeed: richer debugfs

Message ID 20211014034819.2283-7-jammy_huang@aspeedtech.com (mailing list archive)
State New, archived
Headers show
Series add aspeed-jpeg support for aspeed-video | expand

Commit Message

Jammy Huang Oct. 14, 2021, 3:48 a.m. UTC
updated as below:

Caputre:
  Mode                : Direct fetch
  VGA bpp mode        : 32
  Signal              : Unlock
  Width               : 1920
  Height              : 1080
  FRC                 : 30

Compression:
  Format              : JPEG
  Subsampling         : 444
  Quality             : 0
  HQ Mode             : N/A
  HQ Quality          : 0
  Mode                : N/A

Performance:
  Frame#              : 0
  Frame Duration(ms)  :
    Now               : 0
    Min               : 0
    Max               : 0
  FPS                 : 0

Signed-off-by: Jammy Huang <jammy_huang@aspeedtech.com>
---
 drivers/media/platform/aspeed-video.c | 41 +++++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 3 deletions(-)

Comments

Paul Menzel Oct. 14, 2021, 6:54 a.m. UTC | #1
Dear Jammy,


Am 14.10.21 um 05:48 schrieb Jammy Huang:
> updated as below:
> 
> Caputre:

Capture

>    Mode                : Direct fetch
>    VGA bpp mode        : 32
>    Signal              : Unlock
>    Width               : 1920
>    Height              : 1080
>    FRC                 : 30
> 
> Compression:
>    Format              : JPEG
>    Subsampling         : 444
>    Quality             : 0
>    HQ Mode             : N/A
>    HQ Quality          : 0
>    Mode                : N/A
> 
> Performance:
>    Frame#              : 0
>    Frame Duration(ms)  :
>      Now               : 0
>      Min               : 0
>      Max               : 0
>    FPS                 : 0

Do you have output with non-zero values? ;-)

On what device did you test this?

> Signed-off-by: Jammy Huang <jammy_huang@aspeedtech.com>
> ---
>   drivers/media/platform/aspeed-video.c | 41 +++++++++++++++++++++++++--
>   1 file changed, 38 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c
> index e1031fd09ac6..f2e5c49ee906 100644
> --- a/drivers/media/platform/aspeed-video.c
> +++ b/drivers/media/platform/aspeed-video.c
> @@ -464,6 +464,9 @@ static const struct v4l2_dv_timings_cap aspeed_video_timings_cap = {
>   	},
>   };
>   
> +static const char * const compress_mode_str[] = {"DCT Only",
> +	"DCT VQ mix 2-color", "DCT VQ mix 4-color"};
> +
>   static unsigned int debug;
>   
>   static void aspeed_video_init_jpeg_table(u32 *table, bool yuv420)
> @@ -1077,8 +1080,6 @@ static void aspeed_video_set_resolution(struct aspeed_video *video)
>   
>   static void aspeed_video_update_regs(struct aspeed_video *video)
>   {
> -	static const char * const compress_mode_str[] = {"DCT Only",
> -		"DCT VQ mix 2-color", "DCT VQ mix 4-color"};
>   	u32 comp_ctrl =	FIELD_PREP(VE_COMP_CTRL_DCT_LUM, video->jpeg_quality) |
>   		FIELD_PREP(VE_COMP_CTRL_DCT_CHR, video->jpeg_quality | 0x10) |
>   		FIELD_PREP(VE_COMP_CTRL_EN_HQ, video->hq_mode) |
> @@ -1795,9 +1796,29 @@ 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;

Why does `08` refer to?

>   
>   	seq_puts(s, "\n");
>   
> +	val08 = aspeed_video_read(v, VE_CTRL);
> +	seq_puts(s, "Caputre:\n");
> +	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);
> @@ -1806,6 +1827,21 @@ 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",
> +		   v->partial_jpeg ? "Aspeed" : "JPEG");
> +	seq_printf(s, "  %-20s:\t%s\n", "Subsampling",
> +		   v->yuv420 ? "420" : "444");
> +	seq_printf(s, "  %-20s:\t%d\n", "Quality", v->jpeg_quality);
> +	seq_printf(s, "  %-20s:\t%s\n", "HQ Mode",
> +		   v->partial_jpeg ? (v->hq_mode ? "on" : "off") : "N/A");
> +	seq_printf(s, "  %-20s:\t%d\n", "HQ Quality", v->jpeg_hq_quality);
> +	seq_printf(s, "  %-20s:\t%s\n", "Mode",
> +		   v->partial_jpeg ? compress_mode_str[v->compression_mode]
> +				   : "N/A");
> +
> +	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)");

Remove the colon, and add a space before (?

> @@ -1814,7 +1850,6 @@ static int aspeed_video_debugfs_show(struct seq_file *s, void *data)
>   	seq_printf(s, "    %-18s:\t%d\n", "Max", v->perf.duration_max);
>   	seq_printf(s, "  %-20s:\t%d\n", "FPS", 1000/(v->perf.totaltime/v->sequence));
>   
> -
>   	return 0;
>   }


Kind regards,

Paul
Paul Menzel Oct. 14, 2021, 6:57 a.m. UTC | #2
Dear Jammy,


Am 14.10.21 um 08:54 schrieb Paul Menzel:

> Am 14.10.21 um 05:48 schrieb Jammy Huang:

> media: aspeed: richer debugfs

It’d be great if you used a statement by adding a verb in imperative 
mood [1]. Maybe:

> Extend debug message

or

> Add more debug log messages

>> updated as below:
>>
>> Caputre:
> 
> Capture
> 
>>    Mode                : Direct fetch
>>    VGA bpp mode        : 32
>>    Signal              : Unlock
>>    Width               : 1920
>>    Height              : 1080
>>    FRC                 : 30
>>
>> Compression:
>>    Format              : JPEG
>>    Subsampling         : 444
>>    Quality             : 0
>>    HQ Mode             : N/A
>>    HQ Quality          : 0
>>    Mode                : N/A
>>
>> Performance:
>>    Frame#              : 0
>>    Frame Duration(ms)  :
>>      Now               : 0
>>      Min               : 0
>>      Max               : 0
>>    FPS                 : 0
> 
> Do you have output with non-zero values? ;-)
> 
> On what device did you test this?
> 
>> Signed-off-by: Jammy Huang <jammy_huang@aspeedtech.com>
>> ---
>>   drivers/media/platform/aspeed-video.c | 41 +++++++++++++++++++++++++--
>>   1 file changed, 38 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/media/platform/aspeed-video.c 
>> b/drivers/media/platform/aspeed-video.c
>> index e1031fd09ac6..f2e5c49ee906 100644
>> --- a/drivers/media/platform/aspeed-video.c
>> +++ b/drivers/media/platform/aspeed-video.c
>> @@ -464,6 +464,9 @@ static const struct v4l2_dv_timings_cap 
>> aspeed_video_timings_cap = {
>>       },
>>   };
>> +static const char * const compress_mode_str[] = {"DCT Only",
>> +    "DCT VQ mix 2-color", "DCT VQ mix 4-color"};
>> +
>>   static unsigned int debug;
>>   static void aspeed_video_init_jpeg_table(u32 *table, bool yuv420)
>> @@ -1077,8 +1080,6 @@ static void aspeed_video_set_resolution(struct 
>> aspeed_video *video)
>>   static void aspeed_video_update_regs(struct aspeed_video *video)
>>   {
>> -    static const char * const compress_mode_str[] = {"DCT Only",
>> -        "DCT VQ mix 2-color", "DCT VQ mix 4-color"};
>>       u32 comp_ctrl =    FIELD_PREP(VE_COMP_CTRL_DCT_LUM, 
>> video->jpeg_quality) |
>>           FIELD_PREP(VE_COMP_CTRL_DCT_CHR, video->jpeg_quality | 0x10) |
>>           FIELD_PREP(VE_COMP_CTRL_EN_HQ, video->hq_mode) |
>> @@ -1795,9 +1796,29 @@ 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;
> 
> Why does `08` refer to?
> 
>>       seq_puts(s, "\n");
>> +    val08 = aspeed_video_read(v, VE_CTRL);
>> +    seq_puts(s, "Caputre:\n");
>> +    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);
>> @@ -1806,6 +1827,21 @@ 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",
>> +           v->partial_jpeg ? "Aspeed" : "JPEG");
>> +    seq_printf(s, "  %-20s:\t%s\n", "Subsampling",
>> +           v->yuv420 ? "420" : "444");
>> +    seq_printf(s, "  %-20s:\t%d\n", "Quality", v->jpeg_quality);
>> +    seq_printf(s, "  %-20s:\t%s\n", "HQ Mode",
>> +           v->partial_jpeg ? (v->hq_mode ? "on" : "off") : "N/A");
>> +    seq_printf(s, "  %-20s:\t%d\n", "HQ Quality", v->jpeg_hq_quality);
>> +    seq_printf(s, "  %-20s:\t%s\n", "Mode",
>> +           v->partial_jpeg ? compress_mode_str[v->compression_mode]
>> +                   : "N/A");
>> +
>> +    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)");
> 
> Remove the colon, and add a space before (?
> 
>> @@ -1814,7 +1850,6 @@ static int aspeed_video_debugfs_show(struct 
>> seq_file *s, void *data)
>>       seq_printf(s, "    %-18s:\t%d\n", "Max", v->perf.duration_max);
>>       seq_printf(s, "  %-20s:\t%d\n", "FPS", 
>> 1000/(v->perf.totaltime/v->sequence));
>> -
>>       return 0;
>>   }


Kind regards,

Paul


[1]: https://chris.beams.io/posts/git-commit/
Jammy Huang Oct. 15, 2021, 3:29 a.m. UTC | #3
Dear Paul,

Thanks for you help. I will have an updated patch later accordingly.

On 2021/10/14 下午 02:57, Paul Menzel wrote:
> Dear Jammy,
>
>
> Am 14.10.21 um 08:54 schrieb Paul Menzel:
>
>> Am 14.10.21 um 05:48 schrieb Jammy Huang:
>> media: aspeed: richer debugfs
> It’d be great if you used a statement by adding a verb in imperative
> mood [1]. Maybe:
>
>> Extend debug message
> or
>
>> Add more debug log messages
>>> updated as below:
>>>
>>> Caputre:
>> Capture
>>
>>>     Mode                : Direct fetch
>>>     VGA bpp mode        : 32
>>>     Signal              : Unlock
>>>     Width               : 1920
>>>     Height              : 1080
>>>     FRC                 : 30
>>>
>>> Compression:
>>>     Format              : JPEG
>>>     Subsampling         : 444
>>>     Quality             : 0
>>>     HQ Mode             : N/A
>>>     HQ Quality          : 0
>>>     Mode                : N/A
>>>
>>> Performance:
>>>     Frame#              : 0
>>>     Frame Duration(ms)  :
>>>       Now               : 0
>>>       Min               : 0
>>>       Max               : 0
>>>     FPS                 : 0
>> Do you have output with non-zero values? ;-)
>>
>> On what device did you test this?
>>
>>> Signed-off-by: Jammy Huang <jammy_huang@aspeedtech.com>
>>> ---
>>>    drivers/media/platform/aspeed-video.c | 41 +++++++++++++++++++++++++--
>>>    1 file changed, 38 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/drivers/media/platform/aspeed-video.c
>>> b/drivers/media/platform/aspeed-video.c
>>> index e1031fd09ac6..f2e5c49ee906 100644
>>> --- a/drivers/media/platform/aspeed-video.c
>>> +++ b/drivers/media/platform/aspeed-video.c
>>> @@ -464,6 +464,9 @@ static const struct v4l2_dv_timings_cap
>>> aspeed_video_timings_cap = {
>>>        },
>>>    };
>>> +static const char * const compress_mode_str[] = {"DCT Only",
>>> +    "DCT VQ mix 2-color", "DCT VQ mix 4-color"};
>>> +
>>>    static unsigned int debug;
>>>    static void aspeed_video_init_jpeg_table(u32 *table, bool yuv420)
>>> @@ -1077,8 +1080,6 @@ static void aspeed_video_set_resolution(struct
>>> aspeed_video *video)
>>>    static void aspeed_video_update_regs(struct aspeed_video *video)
>>>    {
>>> -    static const char * const compress_mode_str[] = {"DCT Only",
>>> -        "DCT VQ mix 2-color", "DCT VQ mix 4-color"};
>>>        u32 comp_ctrl =    FIELD_PREP(VE_COMP_CTRL_DCT_LUM,
>>> video->jpeg_quality) |
>>>            FIELD_PREP(VE_COMP_CTRL_DCT_CHR, video->jpeg_quality | 0x10) |
>>>            FIELD_PREP(VE_COMP_CTRL_EN_HQ, video->hq_mode) |
>>> @@ -1795,9 +1796,29 @@ 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;
>> Why does `08` refer to?
>>
>>>        seq_puts(s, "\n");
>>> +    val08 = aspeed_video_read(v, VE_CTRL);
>>> +    seq_puts(s, "Caputre:\n");
>>> +    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);
>>> @@ -1806,6 +1827,21 @@ 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",
>>> +           v->partial_jpeg ? "Aspeed" : "JPEG");
>>> +    seq_printf(s, "  %-20s:\t%s\n", "Subsampling",
>>> +           v->yuv420 ? "420" : "444");
>>> +    seq_printf(s, "  %-20s:\t%d\n", "Quality", v->jpeg_quality);
>>> +    seq_printf(s, "  %-20s:\t%s\n", "HQ Mode",
>>> +           v->partial_jpeg ? (v->hq_mode ? "on" : "off") : "N/A");
>>> +    seq_printf(s, "  %-20s:\t%d\n", "HQ Quality", v->jpeg_hq_quality);
>>> +    seq_printf(s, "  %-20s:\t%s\n", "Mode",
>>> +           v->partial_jpeg ? compress_mode_str[v->compression_mode]
>>> +                   : "N/A");
>>> +
>>> +    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)");
>> Remove the colon, and add a space before (?
>>
>>> @@ -1814,7 +1850,6 @@ static int aspeed_video_debugfs_show(struct
>>> seq_file *s, void *data)
>>>        seq_printf(s, "    %-18s:\t%d\n", "Max", v->perf.duration_max);
>>>        seq_printf(s, "  %-20s:\t%d\n", "FPS",
>>> 1000/(v->perf.totaltime/v->sequence));
>>> -
>>>        return 0;
>>>    }
>
> Kind regards,
>
> Paul
>
>
> [1]: https://chris.beams.io/posts/git-commit/
diff mbox series

Patch

diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c
index e1031fd09ac6..f2e5c49ee906 100644
--- a/drivers/media/platform/aspeed-video.c
+++ b/drivers/media/platform/aspeed-video.c
@@ -464,6 +464,9 @@  static const struct v4l2_dv_timings_cap aspeed_video_timings_cap = {
 	},
 };
 
+static const char * const compress_mode_str[] = {"DCT Only",
+	"DCT VQ mix 2-color", "DCT VQ mix 4-color"};
+
 static unsigned int debug;
 
 static void aspeed_video_init_jpeg_table(u32 *table, bool yuv420)
@@ -1077,8 +1080,6 @@  static void aspeed_video_set_resolution(struct aspeed_video *video)
 
 static void aspeed_video_update_regs(struct aspeed_video *video)
 {
-	static const char * const compress_mode_str[] = {"DCT Only",
-		"DCT VQ mix 2-color", "DCT VQ mix 4-color"};
 	u32 comp_ctrl =	FIELD_PREP(VE_COMP_CTRL_DCT_LUM, video->jpeg_quality) |
 		FIELD_PREP(VE_COMP_CTRL_DCT_CHR, video->jpeg_quality | 0x10) |
 		FIELD_PREP(VE_COMP_CTRL_EN_HQ, video->hq_mode) |
@@ -1795,9 +1796,29 @@  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");
 
+	val08 = aspeed_video_read(v, VE_CTRL);
+	seq_puts(s, "Caputre:\n");
+	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);
@@ -1806,6 +1827,21 @@  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",
+		   v->partial_jpeg ? "Aspeed" : "JPEG");
+	seq_printf(s, "  %-20s:\t%s\n", "Subsampling",
+		   v->yuv420 ? "420" : "444");
+	seq_printf(s, "  %-20s:\t%d\n", "Quality", v->jpeg_quality);
+	seq_printf(s, "  %-20s:\t%s\n", "HQ Mode",
+		   v->partial_jpeg ? (v->hq_mode ? "on" : "off") : "N/A");
+	seq_printf(s, "  %-20s:\t%d\n", "HQ Quality", v->jpeg_hq_quality);
+	seq_printf(s, "  %-20s:\t%s\n", "Mode",
+		   v->partial_jpeg ? compress_mode_str[v->compression_mode]
+				   : "N/A");
+
+	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)");
@@ -1814,7 +1850,6 @@  static int aspeed_video_debugfs_show(struct seq_file *s, void *data)
 	seq_printf(s, "    %-18s:\t%d\n", "Max", v->perf.duration_max);
 	seq_printf(s, "  %-20s:\t%d\n", "FPS", 1000/(v->perf.totaltime/v->sequence));
 
-
 	return 0;
 }