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authorJarkko Nikula <jarkko.nikula@linux.intel.com>2025-08-22 13:56:30 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2025-09-16 17:06:42 +0200
commitec01115194142e39a06142447de88117365c90b3 (patch)
tree1d7597ffbd48adad6498b67ea620d199d995b508 /rust/helpers/irq.c
parent9e23897bca622eae20d2c038cc09b45bfaf5aed2 (diff)
i3c: mipi-i3c-hci: Use own DMA bounce buffer management for I2C transfers
Stop using I2C DMA-safe API for two reasons: - Not needed if driver is using PIO mode. - DMA transfers needs a DWORD align sized receive bounce buffer when the device DMA is IOMMU mapped, which is causing needless double bounce buffering in that case. Cc: Billy Tsai <billy_tsai@aspeedtech.com> Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com> Reviewed-by: Frank Li <Frank.Li@nxp.com> Link: https://lore.kernel.org/r/20250822105630.2820009-5-jarkko.nikula@linux.intel.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'rust/helpers/irq.c')
0 files changed, 0 insertions, 0 deletions