[PATCH] dfu: dfu_sf: Add support for multiple flashes

[Lukasz Majewski]

On Tue, 14 Sep 2021 05:27:51 +0200
Marek Vasut <marex at denx.de> wrote:

> Add dfu_alt_info option which allows specifying multiple SPI flashes
> as an alt info. The syntax is as follows:
> 
> altname sf bus:cs[:speed[:mode]]
> 
> Example:
> dfu_alt_info=qspi0 sf 0:0;qspi1 sf 0:1
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Lukasz Majewski <lukma at denx.de>
> ---
>  drivers/dfu/dfu_sf.c | 21 +++++++++++++++------
>  1 file changed, 15 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/dfu/dfu_sf.c b/drivers/dfu/dfu_sf.c
> index b72493ced86..d246e1b21ff 100644
> --- a/drivers/dfu/dfu_sf.c
> +++ b/drivers/dfu/dfu_sf.c
> @@ -168,22 +168,31 @@ static struct spi_flash *parse_dev(char *devstr)
>  int dfu_fill_entity_sf(struct dfu_entity *dfu, char *devstr, char *s)
>  {
>  	char *st;
> -	char *devstr_bkup = strdup(devstr);
> -
> -	dfu->data.sf.dev = parse_dev(devstr_bkup);
> -	free(devstr_bkup);
> -	if (!dfu->data.sf.dev)
> -		return -ENODEV;
>  
>  	dfu->dev_type = DFU_DEV_SF;
>  	dfu->max_buf_size = dfu->data.sf.dev->sector_size;
>  
>  	st = strsep(&s, " ");
>  	if (!strcmp(st, "raw")) {
> +		char *devstr_bkup = strdup(devstr);
> +		dfu->data.sf.dev = parse_dev(devstr_bkup);
> +		free(devstr_bkup);
> +		if (!dfu->data.sf.dev)
> +			return -ENODEV;
> +
>  		dfu->layout = DFU_RAW_ADDR;
>  		dfu->data.sf.start = hextoul(s, &s);
>  		s++;
>  		dfu->data.sf.size = hextoul(s, &s);
> +	} else if (!strcmp(st, "sf")) {
> +		st = strsep(&s, " ");
> +		dfu->data.sf.dev = parse_dev(st);
> +		if (!dfu->data.sf.dev)
> +			return -ENODEV;
> +
> +		dfu->layout = DFU_RAW_ADDR;
> +		dfu->data.sf.start = 0;
> +		dfu->data.sf.size = dfu->data.sf.dev->size;
>  	} else if (CONFIG_IS_ENABLED(DFU_SF_PART) &&
>  		   (!strcmp(st, "part") || !strcmp(st, "partubi"))) {
>  		char mtd_id[32];

Reviewed-by: Lukasz Majewski <lukma at denx.de>


Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma at denx.de
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