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NTB: switchtec: Export class symbol for use in upper layer driver

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We export the class pointer symbol and add an extern define in the
Switchtec header file.

Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Reviewed-by: Stephen Bates <sbates@raithlin.com>
Reviewed-by: Kurt Schwemmer <kurt.schwemmer@microsemi.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
This commit is contained in:
Logan Gunthorpe 2017-08-03 12:19:41 -06:00 committed by Jon Mason
parent 5a1c269f15
commit 302e994d3a
2 changed files with 5 additions and 1 deletions
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4
drivers/pci/switch/switchtec.c
View file

@ -33,9 +33,11 @@ module_param(max_devices, int, 0644);
MODULE_PARM_DESC(max_devices, "max number of switchtec device instances");
static dev_t switchtec_devt;
static struct class *switchtec_class;
static DEFINE_IDA(switchtec_minor_ida);
struct class *switchtec_class;
EXPORT_SYMBOL_GPL(switchtec_class);
enum mrpc_state {
MRPC_IDLE = 0,
MRPC_QUEUED,

2
include/linux/switchtec.h
View file

@ -276,4 +276,6 @@ static inline struct switchtec_dev *to_stdev(struct device *dev)
return container_of(dev, struct switchtec_dev, dev);
}
extern struct class *switchtec_class;
#endif