Messages in this thread | | | From | Frank Li <> | Subject | [PATCH v4 0/6] i3c: master: some improvment for i3c master | Date | Wed, 29 Nov 2023 17:12:19 -0500 |
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These are dependent on bugs fixed serial: https://lore.kernel.org/imx/20231016153232.2851095-1-Frank.Li@nxp.com/T/#t There are three major improvement
1. Add actual size in i3c_transfer because i3c allow target early termiate transfer. 2. Add API for i3c_dev_gettstatus_format1 for i3c comand GET_STATUS. 3. svc master enable hotjoin default
Change from v2 to v3 -fix build warning
All warnings (new ones prefixed by >>):
drivers/i3c/master/svc-i3c-master.c:212: warning: Function parameter or member 'lock' not described in 'svc_i3c_master' >> drivers/i3c/master/svc-i3c-master.c:212: warning: Function parameter or member 'enabled_events' not described in 'svc_i3c_master' 2 warnings as Errors
Change from v1 to v2. - Hotjoin control by sys entry, default enable hotjoin, which standard i3c feature, user can disable by echo 0 > /sys/bus/i3c/i3c-0/hotjoin - use actual_len, add document - using &xfers[i] - still keep check cmd->xfer because i2c and ccc transfer, xfer is NULL. - fixed issue found by checkpatch --strict
Frank Li (6): i3c: master: add enable(disable) hot join in sys entry i3c: master: svc: add hot join support i3c: add actual_len in i3c_priv_xfer i3c: svc: rename read_len as actual_len i3c: master: svc return actual transfer data len i3c: add API i3c_dev_gettstatus_format1() to get target device status
drivers/i3c/device.c | 24 ++++++ drivers/i3c/internals.h | 1 + drivers/i3c/master.c | 110 ++++++++++++++++++++++++++++ drivers/i3c/master/svc-i3c-master.c | 92 ++++++++++++++++++----- include/linux/i3c/device.h | 3 + include/linux/i3c/master.h | 5 ++ 6 files changed, 218 insertions(+), 17 deletions(-)
-- 2.34.1
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