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authorDave Jiang <dave.jiang@intel.com>2024-01-05 15:07:40 -0700
committerDan Williams <dan.j.williams@intel.com>2024-01-05 14:36:29 -0800
commit44cd71ef7bacdfcf7c3e8a7b13f11a7eba69533d (patch)
treec7d195c0a28201dc4be971746a848115a95c58d0 /drivers/cxl/acpi.c
parent98856b2ea3065d8f60e90f423d7707f4a4706ec5 (diff)
downloadlwn-44cd71ef7bacdfcf7c3e8a7b13f11a7eba69533d.tar.gz
lwn-44cd71ef7bacdfcf7c3e8a7b13f11a7eba69533d.zip
cxl: Convert find_cxl_root() to return a 'struct cxl_root *'
Commit 790815902ec6 ("cxl: Add support for _DSM Function for retrieving QTG ID") introduced 'struct cxl_root', however all usages have been worked indirectly through cxl_port. Refactor code such as find_cxl_root() function to use 'struct cxl_root' directly. Suggested-by: Dan Williams <dan.j.williams@intel.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/170449246044.3779673.13035770941393418591.stgit@djiang5-mobl3 Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/cxl/acpi.c')
-rw-r--r--drivers/cxl/acpi.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/cxl/acpi.c b/drivers/cxl/acpi.c
index afc712264d1c..dcf2b39e1048 100644
--- a/drivers/cxl/acpi.c
+++ b/drivers/cxl/acpi.c
@@ -295,14 +295,12 @@ out:
return rc;
}
-static int cxl_acpi_qos_class(struct cxl_port *root_port,
+static int cxl_acpi_qos_class(struct cxl_root *cxl_root,
struct access_coordinate *coord, int entries,
int *qos_class)
{
+ struct device *dev = cxl_root->port.uport_dev;
acpi_handle handle;
- struct device *dev;
-
- dev = root_port->uport_dev;
if (!dev_is_platform(dev))
return -ENODEV;