hi Simon, On Tue, 5 Jul 2022 at 15:17, Simon Glass <s...@chromium.org> wrote: > > Hi Sughosh, > > On Mon, 4 Jul 2022 at 07:35, Sughosh Ganu <sughosh.g...@linaro.org> wrote: > > > > The TPM device has a builtin random number generator(RNG) > > functionality. Expose the RNG functions of the TPM device to the > > driver model so that they can be used by the EFI_RNG_PROTOCOL if the > > protocol is installed. > > > > Also change the function arguments and return type of the random > > number functions to comply with the driver model api. > > > > Signed-off-by: Sughosh Ganu <sughosh.g...@linaro.org> > > --- > > Changes since V5: > > * Use the dev_get_parent() interface for getting the TPM device when > > calling the tpm_get_random() function > > > > drivers/rng/Kconfig | 11 +++++++++++ > > drivers/rng/Makefile | 1 + > > drivers/rng/tpm_rng.c | 23 +++++++++++++++++++++++ > > lib/Kconfig | 1 + > > lib/tpm-v1.c | 13 +++++++------ > > lib/tpm-v2.c | 6 +++--- > > lib/tpm_api.c | 6 +++--- > > 7 files changed, 49 insertions(+), 12 deletions(-) > > create mode 100644 drivers/rng/tpm_rng.c > > The API change should not be needed. The code that calls the TPM > routines should adapt for that.
Are you referring to the changes made in tpm[1,2]_get_random functions? If so, those changes in the return values have been made based on review comments from Heinrich[1]. If you are referring to some other changes, please let me know. Thanks. -sughosh [1] - https://lists.denx.de/pipermail/u-boot/2022-February/476085.html > > Regards, > Simon
