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path: root/drivers/i3c/master.c
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Diffstat (limited to 'drivers/i3c/master.c')
-rw-r--r--drivers/i3c/master.c26
1 files changed, 11 insertions, 15 deletions
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index d946db75df70..7f606c871648 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -334,8 +334,6 @@ static void i3c_device_remove(struct device *dev)
if (driver->remove)
driver->remove(i3cdev);
-
- i3c_device_free_ibi(i3cdev);
}
const struct bus_type i3c_bus_type = {
@@ -1744,11 +1742,10 @@ EXPORT_SYMBOL_GPL(i3c_master_do_daa);
struct i3c_dma *i3c_master_dma_map_single(struct device *dev, void *buf,
size_t len, bool force_bounce, enum dma_data_direction dir)
{
- struct i3c_dma *dma_xfer __free(kfree) = NULL;
void *bounce __free(kfree) = NULL;
void *dma_buf = buf;
- dma_xfer = kzalloc(sizeof(*dma_xfer), GFP_KERNEL);
+ struct i3c_dma *dma_xfer __free(kfree) = kzalloc(sizeof(*dma_xfer), GFP_KERNEL);
if (!dma_xfer)
return NULL;
@@ -2821,7 +2818,7 @@ EXPORT_SYMBOL_GPL(i3c_generic_ibi_recycle_slot);
static int i3c_master_check_ops(const struct i3c_master_controller_ops *ops)
{
- if (!ops || !ops->bus_init || !ops->priv_xfers ||
+ if (!ops || !ops->bus_init || !ops->i3c_xfers ||
!ops->send_ccc_cmd || !ops->do_daa || !ops->i2c_xfers)
return -EINVAL;
@@ -2883,10 +2880,6 @@ int i3c_master_register(struct i3c_master_controller *master,
INIT_LIST_HEAD(&master->boardinfo.i2c);
INIT_LIST_HEAD(&master->boardinfo.i3c);
- ret = i3c_bus_init(i3cbus, master->dev.of_node);
- if (ret)
- return ret;
-
device_initialize(&master->dev);
dev_set_name(&master->dev, "i3c-%d", i3cbus->id);
@@ -2894,6 +2887,10 @@ int i3c_master_register(struct i3c_master_controller *master,
master->dev.coherent_dma_mask = parent->coherent_dma_mask;
master->dev.dma_parms = parent->dma_parms;
+ ret = i3c_bus_init(i3cbus, master->dev.of_node);
+ if (ret)
+ goto err_put_dev;
+
ret = of_populate_i3c_bus(master);
if (ret)
goto err_put_dev;
@@ -2925,7 +2922,7 @@ int i3c_master_register(struct i3c_master_controller *master,
if (ret)
goto err_put_dev;
- master->wq = alloc_workqueue("%s", 0, 0, dev_name(parent));
+ master->wq = alloc_workqueue("%s", WQ_PERCPU, 0, dev_name(parent));
if (!master->wq) {
ret = -ENOMEM;
goto err_put_dev;
@@ -3014,9 +3011,8 @@ int i3c_dev_setdasa_locked(struct i3c_dev_desc *dev)
dev->boardinfo->init_dyn_addr);
}
-int i3c_dev_do_priv_xfers_locked(struct i3c_dev_desc *dev,
- struct i3c_priv_xfer *xfers,
- int nxfers)
+int i3c_dev_do_xfers_locked(struct i3c_dev_desc *dev, struct i3c_xfer *xfers,
+ int nxfers, enum i3c_xfer_mode mode)
{
struct i3c_master_controller *master;
@@ -3027,10 +3023,10 @@ int i3c_dev_do_priv_xfers_locked(struct i3c_dev_desc *dev,
if (!master || !xfers)
return -EINVAL;
- if (!master->ops->priv_xfers)
+ if (mode != I3C_SDR && !(master->this->info.hdr_cap & BIT(mode)))
return -EOPNOTSUPP;
- return master->ops->priv_xfers(dev, xfers, nxfers);
+ return master->ops->i3c_xfers(dev, xfers, nxfers, mode);
}
int i3c_dev_disable_ibi_locked(struct i3c_dev_desc *dev)