Reviewed-by: Jacek Lawrynowicz <[email protected]>
On 10/4/2024 6:40 PM, Jeffrey Hugo wrote:
> The ipc_router channel allows AF_QIPCRTR clients and services to
> communicate with the AIC100 device. The ipc_router MHI transport layer
> expects the channel to be named exactly "IPCR".
>
> Reviewed-by: Carl Vanderlip <[email protected]>
> Signed-off-by: Jeffrey Hugo <[email protected]>
> ---
> Documentation/accel/qaic/aic100.rst | 2 ++
> drivers/accel/qaic/mhi_controller.c | 32 +++++++++++++++++++++++++++++
> 2 files changed, 34 insertions(+)
>
> diff --git a/Documentation/accel/qaic/aic100.rst
> b/Documentation/accel/qaic/aic100.rst
> index 590dae77ea12..273da6192fb3 100644
> --- a/Documentation/accel/qaic/aic100.rst
> +++ b/Documentation/accel/qaic/aic100.rst
> @@ -229,6 +229,8 @@ of the defined channels, and their uses.
> | _PERIODIC | | | timestamps in the device side logs
> with|
> | | | | the host time source.
> |
>
> +----------------+---------+----------+----------------------------------------+
> +| IPCR | 24 & 25 | AMSS | AF_QIPCRTR clients and servers.
> |
> ++----------------+---------+----------+----------------------------------------+
>
> DMA Bridge
> ==========
> diff --git a/drivers/accel/qaic/mhi_controller.c
> b/drivers/accel/qaic/mhi_controller.c
> index ada9b1eb0787..8ab82e78dd94 100644
> --- a/drivers/accel/qaic/mhi_controller.c
> +++ b/drivers/accel/qaic/mhi_controller.c
> @@ -405,6 +405,38 @@ static const struct mhi_channel_config aic100_channels[]
> = {
> .auto_queue = false,
> .wake_capable = false,
> },
> + {
> + .name = "IPCR",
> + .num = 24,
> + .num_elements = 32,
> + .local_elements = 0,
> + .event_ring = 0,
> + .dir = DMA_TO_DEVICE,
> + .ee_mask = MHI_CH_EE_AMSS,
> + .pollcfg = 0,
> + .doorbell = MHI_DB_BRST_DISABLE,
> + .lpm_notify = false,
> + .offload_channel = false,
> + .doorbell_mode_switch = false,
> + .auto_queue = false,
> + .wake_capable = false,
> + },
> + {
> + .name = "IPCR",
> + .num = 25,
> + .num_elements = 32,
> + .local_elements = 0,
> + .event_ring = 0,
> + .dir = DMA_FROM_DEVICE,
> + .ee_mask = MHI_CH_EE_AMSS,
> + .pollcfg = 0,
> + .doorbell = MHI_DB_BRST_DISABLE,
> + .lpm_notify = false,
> + .offload_channel = false,
> + .doorbell_mode_switch = false,
> + .auto_queue = true,
> + .wake_capable = false,
> + },
> };
>
> static struct mhi_event_config aic100_events[] = {
