Re: [PATCH v5 15/16] cxl/pci: Add support to assign and clear pci_driver::cxl_err_handlers

Jonathan Cameron
2025-01-14T11:51:56Z

On Tue, 7 Jan 2025 08:38:51 -0600
Terry Bowman <terry.bowman@amd.com> wrote:

> pci_driver::cxl_err_handlers are not currently assigned handler callbacks.
> The handlers can't be set in the pci_driver static definition because the
> CXL PCIe Port devices are bound to the portdrv driver which is not CXL
> driver aware.
>
> Add cxl_assign_port_error_handlers() in the cxl_core module. This
> function will assign the default handlers for a CXL PCIe Port device.
>
> When the CXL Port (cxl_port or cxl_dport) is destroyed the device's
> pci_driver::cxl_err_handlers must be set to NULL indicating they should no
> longer be used.
>
> Create cxl_clear_port_error_handlers() and register it to be called
> when the CXL Port device (cxl_port or cxl_dport) is destroyed.
>
> Signed-off-by: Terry Bowman <terry.bowman@amd.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>