diff options
| author | Jarkko Nikula <jarkko.nikula@linux.intel.com> | 2023-09-21 08:57:04 +0300 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2023-09-25 23:35:14 +0200 |
| commit | fc9176e794d74baccb1e4ef41894ac141f524992 (patch) | |
| tree | c8bf159470fb51c8124e380e0c85c1cf4ef3eaa3 /drivers/i3c/master | |
| parent | 3521fa63c1ee7414e6ba0fdf98b82b07939147d9 (diff) | |
i3c: mipi-i3c-hci: Resume controller after aborted transfer
Host Controller goes to halt state after aborted transfer and needs to
be resumed by SW. Add this resuming to DMA mode code too.
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Link: https://lore.kernel.org/r/20230921055704.1087277-13-jarkko.nikula@linux.intel.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/i3c/master')
| -rw-r--r-- | drivers/i3c/master/mipi-i3c-hci/dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/i3c/master/mipi-i3c-hci/dma.c b/drivers/i3c/master/mipi-i3c-hci/dma.c index c8720e6334c9..c805a8497319 100644 --- a/drivers/i3c/master/mipi-i3c-hci/dma.c +++ b/drivers/i3c/master/mipi-i3c-hci/dma.c @@ -759,9 +759,11 @@ static bool hci_dma_irq_handler(struct i3c_hci *hci, unsigned int mask) if (status & INTR_RING_OP) complete(&rh->op_done); - if (status & INTR_TRANSFER_ABORT) + if (status & INTR_TRANSFER_ABORT) { dev_notice_ratelimited(&hci->master.dev, "ring %d: Transfer Aborted\n", i); + mipi_i3c_hci_resume(hci); + } if (status & INTR_WARN_INS_STOP_MODE) dev_warn_ratelimited(&hci->master.dev, "ring %d: Inserted Stop on Mode Change\n", i); |