Re: [PATCH] bus: mhi: core: Read missing channel configuration entry

From: Manivannan Sadhasivam
Date: Thu Nov 18 2021 - 01:07:30 EST


On Thu, Nov 04, 2021 at 05:31:13PM -0700, Bhaumik Bhatt wrote:
> The 'wake-capable' entry in channel configuration is not set when
> parsing the configuration specified by the controller driver. Add
> the missing entry to ensure channel is correctly specified as a
> 'wake-capable' channel.
>
> Signed-off-by: Bhaumik Bhatt <quic_bbhatt@xxxxxxxxxxx>

Reviewed-by: Manivannan Sadhasivam <mani@xxxxxxxxxx>

Looks like this one is qualified as a bug fix. Please add the fixes tag and Cc
stable.

And the subject could be,
"bus: mhi: core: Fix reading wake_capable configuration"

Thanks,
Mani

> ---
> drivers/bus/mhi/core/init.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c
> index 5aaca6d..f1ec3441 100644
> --- a/drivers/bus/mhi/core/init.c
> +++ b/drivers/bus/mhi/core/init.c
> @@ -788,6 +788,7 @@ static int parse_ch_cfg(struct mhi_controller *mhi_cntrl,
> mhi_chan->offload_ch = ch_cfg->offload_channel;
> mhi_chan->db_cfg.reset_req = ch_cfg->doorbell_mode_switch;
> mhi_chan->pre_alloc = ch_cfg->auto_queue;
> + mhi_chan->wake_capable = ch_cfg->wake_capable;
>
> /*
> * If MHI host allocates buffers, then the channel direction
> --
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