Re: [PATCH v1 17/29] cxl/region: Rename function to cxl_find_decoder_early()

From: Gregory Price
Date: Tue Jan 07 2025 - 17:06:22 EST


On Tue, Jan 07, 2025 at 03:10:03PM +0100, Robert Richter wrote:
> Current function cxl_region_find_decoder() is used to find a port's
> decoder during region setup. The decoder is later used to attach the
> port to a region.
>
> Rename function to cxl_find_decoder_early() to emphasize its use only
> during region setup in the early setup stage. Once a port is attached
> to a region, the region reference can be used to lookup a region's
> port and decoder configuration (see struct cxl_region_ref).
>

May want to add a comment preceding the function to record this in the
code along with the changelog.

> Signed-off-by: Robert Richter <rrichter@xxxxxxx>

Reviewed-by: Gregory Price <gourry@xxxxxxxxxx>

> ---
> drivers/cxl/core/region.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c
> index c1e384e80d10..2bc2028988d3 100644
> --- a/drivers/cxl/core/region.c
> +++ b/drivers/cxl/core/region.c
> @@ -878,9 +878,9 @@ static int match_auto_decoder(struct device *dev, void *data)
> }
>
> static struct cxl_decoder *
> -cxl_region_find_decoder(struct cxl_port *port,
> - struct cxl_endpoint_decoder *cxled,
> - struct cxl_region *cxlr)
> +cxl_find_decoder_early(struct cxl_port *port,
> + struct cxl_endpoint_decoder *cxled,
> + struct cxl_region *cxlr)
> {
> struct device *dev;
>
> @@ -944,7 +944,7 @@ alloc_region_ref(struct cxl_port *port, struct cxl_region *cxlr,
> if (test_bit(CXL_REGION_F_AUTO, &cxlr->flags)) {
> struct cxl_decoder *cxld;
>
> - cxld = cxl_region_find_decoder(port, cxled, cxlr);
> + cxld = cxl_find_decoder_early(port, cxled, cxlr);
> if (auto_order_ok(port, iter->region, cxld))
> continue;
> }
> @@ -1032,7 +1032,7 @@ static int cxl_rr_alloc_decoder(struct cxl_port *port, struct cxl_region *cxlr,
> {
> struct cxl_decoder *cxld;
>
> - cxld = cxl_region_find_decoder(port, cxled, cxlr);
> + cxld = cxl_find_decoder_early(port, cxled, cxlr);
> if (!cxld) {
> dev_dbg(&cxlr->dev, "%s: no decoder available\n",
> dev_name(&port->dev));
> --
> 2.39.5
>