diff options
Diffstat (limited to 'drivers/fsi/fsi-master-hub.c')
| -rw-r--r-- | drivers/fsi/fsi-master-hub.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/fsi/fsi-master-hub.c b/drivers/fsi/fsi-master-hub.c index def35cf92571..1d3cf2da6a16 100644 --- a/drivers/fsi/fsi-master-hub.c +++ b/drivers/fsi/fsi-master-hub.c @@ -77,7 +77,8 @@ static int hub_master_break(struct fsi_master *master, int link) return hub_master_write(master, link, 0, addr, &cmd, sizeof(cmd)); } -static int hub_master_link_enable(struct fsi_master *master, int link) +static int hub_master_link_enable(struct fsi_master *master, int link, + bool enable) { struct fsi_master_hub *hub = to_fsi_master_hub(master); int idx, bit; @@ -89,6 +90,10 @@ static int hub_master_link_enable(struct fsi_master *master, int link) reg = cpu_to_be32(0x80000000 >> bit); + if (!enable) + return fsi_device_write(hub->upstream, FSI_MCENP0 + (4 * idx), + ®, 4); + rc = fsi_device_write(hub->upstream, FSI_MSENP0 + (4 * idx), ®, 4); mdelay(FSI_LINK_ENABLE_SETUP_TIME); |