Re: [PATCH 07/19] PCI: endpoint: test: Implement link_down event operation

Frank Li
2024-03-29T15:37:55Z

On Fri, Mar 29, 2024 at 06:09:33PM +0900, Damien Le Moal wrote:
> Implement the link_down event operation to stop the command execution
> delayed work when the endpoint controller notifies a link down event.
>
> Signed-off-by: Damien Le Moal <dlemoal@kernel.org>

Reviewed-by: Frank Li <Frank.Li@nxp.com>

> ---
> drivers/pci/endpoint/functions/pci-epf-test.c | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c
> index ab40c3182677..e6d4e1747c9f 100644
> --- a/drivers/pci/endpoint/functions/pci-epf-test.c
> +++ b/drivers/pci/endpoint/functions/pci-epf-test.c
> @@ -824,9 +824,19 @@ static int pci_epf_test_link_up(struct pci_epf *epf)
> return 0;
> }
>
> +static int pci_epf_test_link_down(struct pci_epf *epf)
> +{
> + struct pci_epf_test *epf_test = epf_get_drvdata(epf);
> +
> + cancel_delayed_work_sync(&epf_test->cmd_handler);
> +
> + return 0;
> +}
> +
> static const struct pci_epc_event_ops pci_epf_test_event_ops = {
> .core_init = pci_epf_test_core_init,
> .link_up = pci_epf_test_link_up,
> + .link_down = pci_epf_test_link_down,
> };
>
> static int pci_epf_test_alloc_space(struct pci_epf *epf)
> --
> 2.44.0
>