On Thu, Dec 05, 2024 at 08:10:19AM +0800, Zijun Hu wrote:
> From: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
Suggest conveying more detail in the commit msg:
cxl/pmem> Replace match_nvdimm_bridge() w device_match_type()
>
> match_nvdimm_bridge(), as matching function of device_find_child(), is to
> match a device with device type @cxl_nvdimm_bridge_type, and is unnecessary
Prefer being clear that this function recently become needless.
Something like:
match_nvdimm_bridge(), as matching function of device_find_child(),
matches a device with device type @cxl_nvdimm_bridge_type. The recently
added API, device_match_type, simplifies that task.
Replace match_nvdimm_bridge() usage with device_match_type().
With that you can add:
Reviewed-by: Alison Schofield <alison.schofield@xxxxxxxxx>
>
> Signed-off-by: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
> ---
> drivers/cxl/core/pmem.c | 9 +++------
> 1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/cxl/core/pmem.c b/drivers/cxl/core/pmem.c
> index a8473de24ebfd92f12f47e0556e28b81a29cff7c..0f8166e793e14fc0b1c04ffda79e756a743d9e6b 100644
> --- a/drivers/cxl/core/pmem.c
> +++ b/drivers/cxl/core/pmem.c
> @@ -57,11 +57,6 @@ bool is_cxl_nvdimm_bridge(struct device *dev)
> }
> EXPORT_SYMBOL_NS_GPL(is_cxl_nvdimm_bridge, "CXL");
>
> -static int match_nvdimm_bridge(struct device *dev, const void *data)
> -{
> - return is_cxl_nvdimm_bridge(dev);
> -}
> -
> /**
> * cxl_find_nvdimm_bridge() - find a bridge device relative to a port
> * @port: any descendant port of an nvdimm-bridge associated
> @@ -75,7 +70,9 @@ struct cxl_nvdimm_bridge *cxl_find_nvdimm_bridge(struct cxl_port *port)
> if (!cxl_root)
> return NULL;
>
> - dev = device_find_child(&cxl_root->port.dev, NULL, match_nvdimm_bridge);
> + dev = device_find_child(&cxl_root->port.dev,
> + &cxl_nvdimm_bridge_type,
> + device_match_type);
>
> if (!dev)
> return NULL;
>
> --
> 2.34.1
>
>
