[PATCH 1/2] perf hisi-ptt: Fix spelling and abbreviation errors

[James Clark]

On 29/07/2026 7:02 am, Sizhe Liu wrote:
> Fix spelling and abbreviation errors in the PTT packet decoder:
> - HISI_PTT_FIELD_LENTH -> HISI_PTT_FIELD_LENGTH
> - hisi_ptt_8dw_kpt_desc -> hisi_ptt_8dw_pkt_desc
> - hisi_ptt_4dw_kpt_desc -> hisi_ptt_4dw_pkt_desc
> 
> Cc: stable at vger.kernel.org
> Fixes: 5e91e57e6809 ("perf auxtrace arm64: Add support for parsing HiSilicon PCIe Trace packet")

Probably doesn't need a fixes tag, but:

Reviewed-by: James Clark <james.clark at linaro.org>

> Signed-off-by: Sizhe Liu <liusizhe5 at huawei.com>
> ---
>   .../hisi-ptt-decoder/hisi-ptt-pkt-decoder.c   | 20 +++++++++----------
>   .../hisi-ptt-decoder/hisi-ptt-pkt-decoder.h   |  2 +-
>   2 files changed, 11 insertions(+), 11 deletions(-)
> 
> diff --git a/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.c b/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.c
> index a17c423a526d..c48b2ce7c4a3 100644
> --- a/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.c
> +++ b/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.c
> @@ -94,26 +94,26 @@ static void hisi_ptt_print_pkt(const unsigned char *buf, int pos, const char *de
>   
>   	printf(".");
>   	color_fprintf(stdout, color, "  %08x: ", pos);
> -	for (i = 0; i < HISI_PTT_FIELD_LENTH; i++)
> +	for (i = 0; i < HISI_PTT_FIELD_LENGTH; i++)
>   		color_fprintf(stdout, color, "%02x ", buf[pos + i]);
>   	for (i = 0; i < HISI_PTT_MAX_SPACE_LEN; i++)
>   		color_fprintf(stdout, color, "   ");
>   	color_fprintf(stdout, color, "  %s\n", desc);
>   }
>   
> -static int hisi_ptt_8dw_kpt_desc(const unsigned char *buf, int pos)
> +static int hisi_ptt_8dw_pkt_desc(const unsigned char *buf, int pos)
>   {
>   	int i;
>   
>   	for (i = 0; i < HISI_PTT_8DW_TYPE_MAX; i++) {
>   		/* Do not show 8DW check field and reserved fields */
>   		if (i == HISI_PTT_8DW_CHK_AND_RSV0 || i == HISI_PTT_8DW_RSV1) {
> -			pos += HISI_PTT_FIELD_LENTH;
> +			pos += HISI_PTT_FIELD_LENGTH;
>   			continue;
>   		}
>   
>   		hisi_ptt_print_pkt(buf, pos, hisi_ptt_8dw_pkt_field_name[i]);
> -		pos += HISI_PTT_FIELD_LENTH;
> +		pos += HISI_PTT_FIELD_LENGTH;
>   	}
>   
>   	return hisi_ptt_pkt_size[HISI_PTT_8DW_PKT];
> @@ -128,7 +128,7 @@ static void hisi_ptt_4dw_print_dw0(const unsigned char *buf, int pos)
>   	dw0.value = *(uint32_t *)(buf + pos);
>   	printf(".");
>   	color_fprintf(stdout, color, "  %08x: ", pos);
> -	for (i = 0; i < HISI_PTT_FIELD_LENTH; i++)
> +	for (i = 0; i < HISI_PTT_FIELD_LENGTH; i++)
>   		color_fprintf(stdout, color, "%02x ", buf[pos + i]);
>   	for (i = 0; i < HISI_PTT_MAX_SPACE_LEN; i++)
>   		color_fprintf(stdout, color, "   ");
> @@ -140,16 +140,16 @@ static void hisi_ptt_4dw_print_dw0(const unsigned char *buf, int pos)
>   		      dw0.len, "Time", dw0.time);
>   }
>   
> -static int hisi_ptt_4dw_kpt_desc(const unsigned char *buf, int pos)
> +static int hisi_ptt_4dw_pkt_desc(const unsigned char *buf, int pos)
>   {
>   	int i;
>   
>   	hisi_ptt_4dw_print_dw0(buf, pos);
> -	pos += HISI_PTT_FIELD_LENTH;
> +	pos += HISI_PTT_FIELD_LENGTH;
>   
>   	for (i = 0; i < HISI_PTT_4DW_TYPE_MAX; i++) {
>   		hisi_ptt_print_pkt(buf, pos, hisi_ptt_4dw_pkt_field_name[i]);
> -		pos += HISI_PTT_FIELD_LENTH;
> +		pos += HISI_PTT_FIELD_LENGTH;
>   	}
>   
>   	return hisi_ptt_pkt_size[HISI_PTT_4DW_PKT];
> @@ -158,7 +158,7 @@ static int hisi_ptt_4dw_kpt_desc(const unsigned char *buf, int pos)
>   int hisi_ptt_pkt_desc(const unsigned char *buf, int pos, enum hisi_ptt_pkt_type type)
>   {
>   	if (type == HISI_PTT_8DW_PKT)
> -		return hisi_ptt_8dw_kpt_desc(buf, pos);
> +		return hisi_ptt_8dw_pkt_desc(buf, pos);
>   
> -	return hisi_ptt_4dw_kpt_desc(buf, pos);
> +	return hisi_ptt_4dw_pkt_desc(buf, pos);
>   }
> diff --git a/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h b/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h
> index e78f1b5bc836..6772b16b817b 100644
> --- a/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h
> +++ b/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h
> @@ -13,7 +13,7 @@
>   #define HISI_PTT_8DW_CHECK_MASK		GENMASK(31, 11)
>   #define HISI_PTT_IS_8DW_PKT		GENMASK(31, 11)
>   #define HISI_PTT_MAX_SPACE_LEN		10
> -#define HISI_PTT_FIELD_LENTH		4
> +#define HISI_PTT_FIELD_LENGTH		4
>   
>   enum hisi_ptt_pkt_type {
>   	HISI_PTT_4DW_PKT,