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| author | AKASHI Takahiro <takahiro.akashi@linaro.org> | 2020-10-29 13:47:52 +0900 |
|---|---|---|
| committer | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2020-10-30 14:20:27 +0100 |
| commit | f234566ef03db4be17fc36bb1a104a70512555f1 (patch) | |
| tree | 34c44514daa2432319bce1d87f41e05e02189111 /include/dfu.h | |
| parent | 6beaa47d4fe640392f1b7551dcf976fbb676d554 (diff) | |
| download | u-boot-f234566ef03db4be17fc36bb1a104a70512555f1.zip u-boot-f234566ef03db4be17fc36bb1a104a70512555f1.tar.gz u-boot-f234566ef03db4be17fc36bb1a104a70512555f1.tar.bz2 | |
dfu: add dfu_write_by_alt()
This function is a variant of dfu_write_by_name() and takes a DFU alt
setting number for dfu configuration.
It will be utilised to implement UEFI capsule management protocol for
raw image in a later commit.
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'include/dfu.h')
| -rw-r--r-- | include/dfu.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/include/dfu.h b/include/dfu.h index eaf4bfc..a767ade 100644 --- a/include/dfu.h +++ b/include/dfu.h @@ -496,6 +496,7 @@ static inline int dfu_fill_entity_virt(struct dfu_entity *dfu, char *devstr, } #endif +#if CONFIG_IS_ENABLED(DFU_WRITE_ALT) /** * dfu_write_by_name() - write data to DFU medium * @dfu_entity_name: Name of DFU entity to write @@ -509,9 +510,24 @@ static inline int dfu_fill_entity_virt(struct dfu_entity *dfu, char *devstr, * * Return: 0 - on success, error code - otherwise */ -#if CONFIG_IS_ENABLED(DFU_WRITE_ALT) int dfu_write_by_name(char *dfu_entity_name, void *addr, unsigned int len, char *interface, char *devstring); + +/** + * dfu_write_by_alt() - write data to DFU medium + * @dfu_alt_num: DFU alt setting number + * @addr: Address of data buffer to write + * @len: Number of bytes + * @interface: Destination DFU medium (e.g. "mmc") + * @devstring: Instance number of destination DFU medium (e.g. "1") + * + * This function is storing data received on DFU supported medium which + * is specified by @dfu_alt_name. + * + * Return: 0 - on success, error code - otherwise + */ +int dfu_write_by_alt(int dfu_alt_num, void *addr, unsigned int len, + char *interface, char *devstring); #else static inline int dfu_write_by_name(char *dfu_entity_name, void *addr, unsigned int len, char *interface, @@ -520,6 +536,14 @@ static inline int dfu_write_by_name(char *dfu_entity_name, void *addr, puts("write support for DFU not available!\n"); return -ENOSYS; } + +static inline int dfu_write_by_alt(int dfu_alt_num, void *addr, + unsigned int len, char *interface, + char *devstring) +{ + puts("write support for DFU not available!\n"); + return -ENOSYS; +} #endif int dfu_add(struct usb_configuration *c); |