diff options
Diffstat (limited to 'drivers/i3c')
| -rw-r--r-- | drivers/i3c/internals.h | 1 | ||||
| -rw-r--r-- | drivers/i3c/master.c | 4 | ||||
| -rw-r--r-- | drivers/i3c/master/svc-i3c-master.c | 4 |
3 files changed, 8 insertions, 1 deletions
diff --git a/drivers/i3c/internals.h b/drivers/i3c/internals.h index 433f6088b7ce..ce04aa4f269e 100644 --- a/drivers/i3c/internals.h +++ b/drivers/i3c/internals.h @@ -9,6 +9,7 @@ #define I3C_INTERNALS_H #include <linux/i3c/master.h> +#include <linux/io.h> void i3c_bus_normaluse_lock(struct i3c_bus *bus); void i3c_bus_normaluse_unlock(struct i3c_bus *bus); diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index 7c1dc42b809b..c8e5c9291ea4 100644 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -1439,7 +1439,7 @@ static int i3c_master_retrieve_dev_info(struct i3c_dev_desc *dev) if (dev->info.bcr & I3C_BCR_HDR_CAP) { ret = i3c_master_gethdrcap_locked(master, &dev->info); - if (ret) + if (ret && ret != -ENOTSUPP) return ret; } @@ -2471,6 +2471,8 @@ static int i3c_i2c_notifier_call(struct notifier_block *nb, unsigned long action case BUS_NOTIFY_DEL_DEVICE: ret = i3c_master_i2c_detach(adap, client); break; + default: + ret = -EINVAL; } i3c_bus_maintenance_unlock(&master->bus); diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c index 7911814ad82a..474a96ebda22 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -511,6 +511,8 @@ static void svc_i3c_master_ibi_work(struct work_struct *work) queue_work(master->base.wq, &master->hj_work); break; case SVC_I3C_MSTATUS_IBITYPE_MASTER_REQUEST: + svc_i3c_master_emit_stop(master); + break; default: break; } @@ -859,6 +861,8 @@ static int svc_i3c_master_do_daa_locked(struct svc_i3c_master *master, u32 reg; int ret, i; + svc_i3c_master_flush_fifo(master); + while (true) { /* SVC_I3C_MCTRL_REQUEST_PROC_DAA have two mode, ENTER DAA or PROCESS DAA. * |