summaryrefslogtreecommitdiffstats
path: root/drivers/fsi
diff options
context:
space:
mode:
authorJeremy Kerr <jk@ozlabs.org>2017-06-06 23:08:37 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-09 11:52:07 +0200
commitfaf0b116dec119d766cb2cdf9cd954b5ee88d546 (patch)
tree73ae22081358c5bbbdfbf1f5aa4d9d53341e1042 /drivers/fsi
parentdrivers/fsi: Add fsi master definition (diff)
downloadlinux-faf0b116dec119d766cb2cdf9cd954b5ee88d546.tar.xz
linux-faf0b116dec119d766cb2cdf9cd954b5ee88d546.zip
drivers/fsi: Add slave definition
Add the initial fsi slave device, which is private to the core code. This will be a child of the master, and parent to endpoint devices. Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Chris Bostic <cbostic@linux.vnet.ibm.com> Signed-off-by: Joel Stanley <joel@jms.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/fsi')
-rw-r--r--drivers/fsi/fsi-core.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/fsi/fsi-core.c b/drivers/fsi/fsi-core.c
index ca02913866f5..2f19509fa1da 100644
--- a/drivers/fsi/fsi-core.c
+++ b/drivers/fsi/fsi-core.c
@@ -22,6 +22,16 @@
static DEFINE_IDA(master_ida);
+struct fsi_slave {
+ struct device dev;
+ struct fsi_master *master;
+ int id;
+ int link;
+ uint32_t size; /* size of slave address space */
+};
+
+#define to_fsi_slave(d) container_of(d, struct fsi_slave, dev)
+
/* FSI master support */
int fsi_master_register(struct fsi_master *master)
{