Dear Lukasz Majewski,
> New, separate driver at ./drivers/dfu has been added. It allows platform
> and storage independent operation of DFU.
>
> Signed-off-by: Lukasz Majewski <l.majew...@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
> Cc: Marek Vasut <ma...@denx.de>
> ---
[...]
> +#include <common.h>
> +#include <malloc.h>
> +#include <mmc.h>
> +#include <fat.h>
> +#include <dfu.h>
> +#include <linux/list.h>
> +#include <linux/compiler.h>
> +
> +static LIST_HEAD(dfu_list);
> +static int dfu_alt_num;
> +
> +static int dfu_find_alt_num(char *s)
> +{
> + int i = 0;
> +
> + for (; *s; s++)
> + if (*s == ';')
> + i++;
> +
> + return ++i;
> +}
> +
> +static char *dfu_extract_entity(char** env)
> +{
> + char *s = *env;
> +
> + strsep(env, ";");
> + return s;
> +}
Shall we not make these all generic? They seem to be quite helpful components.
> +
> +char *dfu_extract_token(char** e, int *n)
> +{
> + char *st = *e;
> +
> + debug("%s: %s\n", __func__, st);
> +
> + strsep(e, " ");
> + *n = *e - st;
> +
> + return st;
> +}
> +
> +static unsigned char __aligned(CONFIG_SYS_CACHELINE_SIZE)
> + dfu_buf[DFU_DATA_BUF_SIZE];
Can we not stack-allocate it with ALLOC_CACHE_ALIGN_BUFFER()?
[...]
> diff --git a/include/dfu.h b/include/dfu.h
> new file mode 100644
> index 0000000..f7d823b
> --- /dev/null
> +++ b/include/dfu.h
[...]
> +struct dfu_entity {
> + char name[DFU_NAME_SIZE];
> + int alt;
> + void *dev_private;
> + int dev_num;
> + enum dfu_device_type dev_type;
> + enum dfu_layout layout;
> +
> + union {
> + struct mmc_internal_data mmc;
This union seems redundant ;-)
[...]
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