Message ID | 20231029223740.284149-1-marex@denx.de |
---|---|
State | Accepted, archived |
Commit | 60d904a494c6e89c323bc13fa9348869e07e86d3 |
Delegated to: | Mattijs Korpershoek |
Headers | show |
Series | dfu: mmc: Add support for exposing whole mmc device | expand |
On Sun, 29 Oct 2023 23:37:22 +0100 Marek Vasut <marex@denx.de> wrote: > Add support for exposing the whole mmc device by setting the 'size' > parameter to 0. This can be useful in case it is not clear what the > total device size is up front. Update the documentation accordingly. > > Signed-off-by: Marek Vasut <marex@denx.de> > --- > Cc: Lukasz Majewski <lukma@denx.de> > Cc: Mattijs Korpershoek <mkorpershoek@baylibre.com> > Cc: Tom Rini <trini@konsulko.com> > --- > doc/usage/dfu.rst | 5 +++++ > drivers/dfu/dfu_mmc.c | 10 ++++++++++ > 2 files changed, 15 insertions(+) > > diff --git a/doc/usage/dfu.rst b/doc/usage/dfu.rst > index 68cacbbef66..8845a71df36 100644 > --- a/doc/usage/dfu.rst > +++ b/doc/usage/dfu.rst > @@ -121,6 +121,11 @@ mmc > > with > > + offset > + is the offset in the device (hexadecimal without "0x") > + size > + is the size of the access area (hexadecimal without "0x") > + or 0 which means whole device > partid > being the GPT or DOS partition index, > num > diff --git a/drivers/dfu/dfu_mmc.c b/drivers/dfu/dfu_mmc.c > index cdb3c18b01d..12c54e90ef7 100644 > --- a/drivers/dfu/dfu_mmc.c > +++ b/drivers/dfu/dfu_mmc.c > @@ -386,6 +386,16 @@ int dfu_fill_entity_mmc(struct dfu_entity *dfu, > char *devstr, char **argv, int a dfu->data.mmc.lba_size > = third_arg; dfu->data.mmc.lba_blk_size = > mmc->read_bl_len; > + /* > + * In case the size is zero (i.e. mmc raw 0x10 0), > + * assume the user intends to use whole device. > + */ > + if (third_arg == 0) { > + struct blk_desc *blk_dev = > mmc_get_blk_desc(mmc); + > + dfu->data.mmc.lba_size = blk_dev->lba; > + } > + > /* > * Check for an extra entry at dfu_alt_info env > variable > * specifying the mmc HW defined partition number Reviewed-by: Lukasz Majewski <lukma@denx.de> Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Erika Unter HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de
On dim., oct. 29, 2023 at 23:37, Marek Vasut <marex@denx.de> wrote: > Add support for exposing the whole mmc device by setting the 'size' > parameter to 0. This can be useful in case it is not clear what the > total device size is up front. Update the documentation accordingly. > > Signed-off-by: Marek Vasut <marex@denx.de> > --- > Cc: Lukasz Majewski <lukma@denx.de> > Cc: Mattijs Korpershoek <mkorpershoek@baylibre.com> > Cc: Tom Rini <trini@konsulko.com> Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> > --- > doc/usage/dfu.rst | 5 +++++ > drivers/dfu/dfu_mmc.c | 10 ++++++++++ > 2 files changed, 15 insertions(+) > > diff --git a/doc/usage/dfu.rst b/doc/usage/dfu.rst > index 68cacbbef66..8845a71df36 100644 > --- a/doc/usage/dfu.rst > +++ b/doc/usage/dfu.rst > @@ -121,6 +121,11 @@ mmc > > with > > + offset > + is the offset in the device (hexadecimal without "0x") > + size > + is the size of the access area (hexadecimal without "0x") > + or 0 which means whole device > partid > being the GPT or DOS partition index, > num > diff --git a/drivers/dfu/dfu_mmc.c b/drivers/dfu/dfu_mmc.c > index cdb3c18b01d..12c54e90ef7 100644 > --- a/drivers/dfu/dfu_mmc.c > +++ b/drivers/dfu/dfu_mmc.c > @@ -386,6 +386,16 @@ int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *devstr, char **argv, int a > dfu->data.mmc.lba_size = third_arg; > dfu->data.mmc.lba_blk_size = mmc->read_bl_len; > > + /* > + * In case the size is zero (i.e. mmc raw 0x10 0), > + * assume the user intends to use whole device. > + */ > + if (third_arg == 0) { > + struct blk_desc *blk_dev = mmc_get_blk_desc(mmc); > + > + dfu->data.mmc.lba_size = blk_dev->lba; > + } > + > /* > * Check for an extra entry at dfu_alt_info env variable > * specifying the mmc HW defined partition number > -- > 2.42.0
Hi, On Sun, 29 Oct 2023 23:37:22 +0100, Marek Vasut wrote: > Add support for exposing the whole mmc device by setting the 'size' > parameter to 0. This can be useful in case it is not clear what the > total device size is up front. Update the documentation accordingly. > > Thanks, Applied to https://source.denx.de/u-boot/custodians/u-boot-dfu (u-boot-dfu) [1/1] dfu: mmc: Add support for exposing whole mmc device https://source.denx.de/u-boot/custodians/u-boot-dfu/-/commit/60d904a494c6e89c323bc13fa9348869e07e86d3
diff --git a/doc/usage/dfu.rst b/doc/usage/dfu.rst index 68cacbbef66..8845a71df36 100644 --- a/doc/usage/dfu.rst +++ b/doc/usage/dfu.rst @@ -121,6 +121,11 @@ mmc with + offset + is the offset in the device (hexadecimal without "0x") + size + is the size of the access area (hexadecimal without "0x") + or 0 which means whole device partid being the GPT or DOS partition index, num diff --git a/drivers/dfu/dfu_mmc.c b/drivers/dfu/dfu_mmc.c index cdb3c18b01d..12c54e90ef7 100644 --- a/drivers/dfu/dfu_mmc.c +++ b/drivers/dfu/dfu_mmc.c @@ -386,6 +386,16 @@ int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *devstr, char **argv, int a dfu->data.mmc.lba_size = third_arg; dfu->data.mmc.lba_blk_size = mmc->read_bl_len; + /* + * In case the size is zero (i.e. mmc raw 0x10 0), + * assume the user intends to use whole device. + */ + if (third_arg == 0) { + struct blk_desc *blk_dev = mmc_get_blk_desc(mmc); + + dfu->data.mmc.lba_size = blk_dev->lba; + } + /* * Check for an extra entry at dfu_alt_info env variable * specifying the mmc HW defined partition number
Add support for exposing the whole mmc device by setting the 'size' parameter to 0. This can be useful in case it is not clear what the total device size is up front. Update the documentation accordingly. Signed-off-by: Marek Vasut <marex@denx.de> --- Cc: Lukasz Majewski <lukma@denx.de> Cc: Mattijs Korpershoek <mkorpershoek@baylibre.com> Cc: Tom Rini <trini@konsulko.com> --- doc/usage/dfu.rst | 5 +++++ drivers/dfu/dfu_mmc.c | 10 ++++++++++ 2 files changed, 15 insertions(+)