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* [PATCH 1/3] ethtool: Split out printing of hex data
@ 2012-05-18 14:58 Stuart Hodgson
  2012-05-22 23:58 ` Ben Hutchings
  0 siblings, 1 reply; 2+ messages in thread
From: Stuart Hodgson @ 2012-05-18 14:58 UTC (permalink / raw)
  To: Ben Hutchings; +Cc: netdev, Yaniv Rosner, David Miller, Eilon Greenstein

Split out printing of hex data to common function from
dump_regs and dump_eeprom. Ready for use by module
eeprom dumping.

Signed-off-by: Stuart Hodgson <smhodgson@solarflare.com>
---
 ethtool.c |   35 ++++++++++++++++++-----------------
 1 files changed, 18 insertions(+), 17 deletions(-)

diff --git a/ethtool.c b/ethtool.c
index e80b38b..fdc21de 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -787,6 +787,20 @@ static const struct {
 	{ "st_gmac", st_gmac_dump_regs },
 };
 
+static void dump_hex(__u8 *data, int len, int offset)
+{
+	int i;
+
+	fprintf(stdout, "Offset\tValues\n");
+	fprintf(stdout, "--------\t-----");
+	for (i = 0; i < len; i++) {
+		if (i%16 == 0)
+			fprintf(stdout, "\n0x%04x:\t", i + offset);
+		fprintf(stdout, " %02x", data[i]);
+	}
+	fprintf(stdout, "\n\n");
+}
+
 static int dump_regs(int gregs_dump_raw, int gregs_dump_hex,
 		     const char *gregs_dump_file,
 		     struct ethtool_drvinfo *info, struct ethtool_regs *regs)
@@ -820,22 +834,14 @@ static int dump_regs(int gregs_dump_raw, int gregs_dump_hex,
 				     ETHTOOL_BUSINFO_LEN))
 				return driver_list[i].func(info, regs);
 
-	fprintf(stdout, "Offset\tValues\n");
-	fprintf(stdout, "--------\t-----");
-	for (i = 0; i < regs->len; i++) {
-		if (i%16 == 0)
-			fprintf(stdout, "\n%03x:\t", i);
-		fprintf(stdout, " %02x", regs->data[i]);
-	}
-	fprintf(stdout, "\n\n");
+	dump_hex(regs->data, regs->len, 0);
+
 	return 0;
 }
 
 static int dump_eeprom(int geeprom_dump_raw, struct ethtool_drvinfo *info,
 		       struct ethtool_eeprom *ee)
 {
-	int i;
-
 	if (geeprom_dump_raw) {
 		fwrite(ee->data, 1, ee->len, stdout);
 		return 0;
@@ -847,13 +853,8 @@ static int dump_eeprom(int geeprom_dump_raw, struct ethtool_drvinfo *info,
 		return tg3_dump_eeprom(info, ee);
 	}
 
-	fprintf(stdout, "Offset\t\tValues\n");
-	fprintf(stdout, "------\t\t------");
-	for (i = 0; i < ee->len; i++) {
-		if(!(i%16)) fprintf(stdout, "\n0x%04x\t\t", i + ee->offset);
-		fprintf(stdout, "%02x ", ee->data[i]);
-	}
-	fprintf(stdout, "\n");
+	dump_hex(ee->data, ee->len, ee->offset);
+
 	return 0;
 }
 
-- 
1.7.7.6

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH 1/3] ethtool: Split out printing of hex data
  2012-05-18 14:58 [PATCH 1/3] ethtool: Split out printing of hex data Stuart Hodgson
@ 2012-05-22 23:58 ` Ben Hutchings
  0 siblings, 0 replies; 2+ messages in thread
From: Ben Hutchings @ 2012-05-22 23:58 UTC (permalink / raw)
  To: Stuart Hodgson; +Cc: netdev, Yaniv Rosner, David Miller, Eilon Greenstein

On Fri, 2012-05-18 at 15:58 +0100, Stuart Hodgson wrote:
> Split out printing of hex data to common function from
> dump_regs and dump_eeprom. Ready for use by module
> eeprom dumping.
> 
> Signed-off-by: Stuart Hodgson <smhodgson@solarflare.com>
> ---
>  ethtool.c |   35 ++++++++++++++++++-----------------
>  1 files changed, 18 insertions(+), 17 deletions(-)
> 
> diff --git a/ethtool.c b/ethtool.c
> index e80b38b..fdc21de 100644
> --- a/ethtool.c
> +++ b/ethtool.c
> @@ -787,6 +787,20 @@ static const struct {
>  	{ "st_gmac", st_gmac_dump_regs },
>  };
>  
> +static void dump_hex(__u8 *data, int len, int offset)
> +{
> +	int i;
> +
> +	fprintf(stdout, "Offset\tValues\n");
> +	fprintf(stdout, "--------\t-----");
> +	for (i = 0; i < len; i++) {
> +		if (i%16 == 0)
> +			fprintf(stdout, "\n0x%04x:\t", i + offset);
> +		fprintf(stdout, " %02x", data[i]);
> +	}

The problem with this (inherited from dump_regs()) is that the columns
don't line up.  So I've applied this but changed dump_hex() to look more
like the code removed from dump_eeprom().

Ben.

> +	fprintf(stdout, "\n\n");
> +}
> +
>  static int dump_regs(int gregs_dump_raw, int gregs_dump_hex,
>  		     const char *gregs_dump_file,
>  		     struct ethtool_drvinfo *info, struct ethtool_regs *regs)
> @@ -820,22 +834,14 @@ static int dump_regs(int gregs_dump_raw, int gregs_dump_hex,
>  				     ETHTOOL_BUSINFO_LEN))
>  				return driver_list[i].func(info, regs);
>  
> -	fprintf(stdout, "Offset\tValues\n");
> -	fprintf(stdout, "--------\t-----");
> -	for (i = 0; i < regs->len; i++) {
> -		if (i%16 == 0)
> -			fprintf(stdout, "\n%03x:\t", i);
> -		fprintf(stdout, " %02x", regs->data[i]);
> -	}
> -	fprintf(stdout, "\n\n");
> +	dump_hex(regs->data, regs->len, 0);
> +
>  	return 0;
>  }
>  
>  static int dump_eeprom(int geeprom_dump_raw, struct ethtool_drvinfo *info,
>  		       struct ethtool_eeprom *ee)
>  {
> -	int i;
> -
>  	if (geeprom_dump_raw) {
>  		fwrite(ee->data, 1, ee->len, stdout);
>  		return 0;
> @@ -847,13 +853,8 @@ static int dump_eeprom(int geeprom_dump_raw, struct ethtool_drvinfo *info,
>  		return tg3_dump_eeprom(info, ee);
>  	}
>  
> -	fprintf(stdout, "Offset\t\tValues\n");
> -	fprintf(stdout, "------\t\t------");
> -	for (i = 0; i < ee->len; i++) {
> -		if(!(i%16)) fprintf(stdout, "\n0x%04x\t\t", i + ee->offset);
> -		fprintf(stdout, "%02x ", ee->data[i]);
> -	}
> -	fprintf(stdout, "\n");
> +	dump_hex(ee->data, ee->len, ee->offset);
> +
>  	return 0;
>  }
>  

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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