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SubjectRe: [PATCH 0/5] STM32 CRC update
On Tue, May 12, 2020 at 04:11:08PM +0200, Nicolas Toromanoff wrote:
> This set of patches update the STM32 CRC driver.
> It contains bug fix.
> First fixes issue if we enable STM32 CRC32 hardware accelerator with
> ext4 (with metadata-chksum enable) and other fs that use same direct
> access to update crc32 API without previous init.
> Second fixes some issues raise by the extra self-test.
> Third fixes wrong hw usage if there is multiple IP on the SOC.
> Forth fixes "sleep while atomic" in tcrypt test, and some other places
> (ext4)
> Last fixes concurrent accesses. As state is saved in the hardware cell
> and not in stack as other CRC32 drivers, we need to create atomic
> section to protect concurrent CRC32 calculus.
> This patch series applies to cryptodev/master.
> Nicolas Toromanoff (5):
> crypto: stm32/crc: fix ext4 chksum BUG_ON()
> crypto: stm32/crc: fix run-time self test issue.
> crypto: stm32/crc: fix multi-instance
> crypto: stm32/crc: don't sleep in runtime pm
> crypto: stm32/crc: protect from concurrent accesses
> drivers/crypto/stm32/stm32-crc32.c | 230 ++++++++++++++++++++---------
> 1 file changed, 161 insertions(+), 69 deletions(-)

All applied. Thanks.
Email: Herbert Xu <>
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