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[v4,4/4] cxl/mem: Disable cxl device power management

Message ID 161728761025.2474381.808344500111924819.stgit@dwillia2-desk3.amr.corp.intel.com
State Accepted
Commit 7eda6457a9ca4dc9754e1158c3794e4487ea4392
Headers show
Series cxl/mem: Fix memdev device setup | expand

Commit Message

Dan Williams April 1, 2021, 2:33 p.m. UTC 
There is no power management of cxl virtual devices, disable
device-power-management and runtime-power-management to prevent
userspace from growing expectations of those attributes appearing. They
can be added back in the future if needed.

Reviewed-by: Ben Widawsky <ben.widawsky@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 drivers/cxl/mem.c |    1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/cxl/mem.c b/drivers/cxl/mem.c
index e59b373694d3..e3003f49b329 100644
--- a/drivers/cxl/mem.c
+++ b/drivers/cxl/mem.c
@@ -1203,6 +1203,7 @@  static struct cxl_memdev *cxl_memdev_alloc(struct cxl_mem *cxlm)
 	dev->bus = &cxl_bus_type;
 	dev->devt = MKDEV(cxl_mem_major, cxlmd->id);
 	dev->type = &cxl_memdev_type;
+	device_set_pm_not_required(dev);
 
 	cdev = &cxlmd->cdev;
 	cdev_init(cdev, &cxl_memdev_fops);