[PATCH v2 RESEND 0/2] i2c: aspeed: Late ack Tx done irqs and fix unhandled Tx done with NAK

Quan Nguyen
2023-11-28T07:53:04Z

Rebase on the v6.7-rc3 and resend the series as per discussion at
https://lore.kernel.org/all/d0773df55a6fe8a5c9b1a3d7c8dd2e1343643272.camel@codeconstruct.com.au/

The prior discussion could be found at
https://lore.kernel.org/all/20210616031046.2317-1-quan@os.amperecomputing.com/

This series consists of two patches to fix the below issues observed
when testing with slave mode:
+ Unhandled Tx done with NAK
+ Early ack'ed of Tx done (ACK and NAK) causing "Unexpected Ack on
read request".

v2:
+ Split these patches to separate series [Joel]
+ Added the Fixes lines [Joel]
+ Fixed multiline comment [Joel]
+ Refactor irq clearing code [Joel, Guenter]
+ Revised commit message [Joel, Quan]

v1:
+ These patches are first introduced from this disscusstion
https://lore.kernel.org/all/20210519074934.20712-1-quan@os.amperecomputing.com/

Quan Nguyen (2):
i2c: aspeed: Fix unhandled Tx done with NAK
i2c: aspeed: Acknowledge Tx done with and without ACK irq late

drivers/i2c/busses/i2c-aspeed.c | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)

--
2.35.1