Commit fc9176e7 authored by Jarkko Nikula's avatar Jarkko Nikula Committed by Alexandre Belloni
Browse files

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: default avatarJarkko Nikula <jarkko.nikula@linux.intel.com>
Link: https://lore.kernel.org/r/20230921055704.1087277-13-jarkko.nikula@linux.intel.com


Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 3521fa63

drivers/i3c/master/mipi-i3c-hci/dma.c

+3 −1
Original line number Diff line number Diff line
@@ -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);