1 files changed, 13 insertions, 12 deletions

diff --git a/drivers/bus/mhi/ep/main.c b/drivers/bus/mhi/ep/main.c
index 65fc1d738bec..b3eafcf2a2c5 100644
--- a/drivers/bus/mhi/ep/main.c
+++ b/drivers/bus/mhi/ep/main.c
@@ -90,7 +90,7 @@ static int mhi_ep_send_completion_event(struct mhi_ep_cntrl *mhi_cntrl, struct m
 	struct mhi_ring_element *event;
 	int ret;
 
-	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
 	if (!event)
 		return -ENOMEM;
 
@@ -109,7 +109,7 @@ int mhi_ep_send_state_change_event(struct mhi_ep_cntrl *mhi_cntrl, enum mhi_stat
 	struct mhi_ring_element *event;
 	int ret;
 
-	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
 	if (!event)
 		return -ENOMEM;
 
@@ -127,7 +127,7 @@ int mhi_ep_send_ee_event(struct mhi_ep_cntrl *mhi_cntrl, enum mhi_ee_type exec_e
 	struct mhi_ring_element *event;
 	int ret;
 
-	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
 	if (!event)
 		return -ENOMEM;
 
@@ -146,7 +146,7 @@ static int mhi_ep_send_cmd_comp_event(struct mhi_ep_cntrl *mhi_cntrl, enum mhi_e
 	struct mhi_ring_element *event;
 	int ret;
 
-	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+	event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
 	if (!event)
 		return -ENOMEM;
 
@@ -438,7 +438,7 @@ static int mhi_ep_read_channel(struct mhi_ep_cntrl *mhi_cntrl,
 		read_offset = mhi_chan->tre_size - mhi_chan->tre_bytes_left;
 		write_offset = len - buf_left;
 
-		buf_addr = kmem_cache_zalloc(mhi_cntrl->tre_buf_cache, GFP_KERNEL | GFP_DMA);
+		buf_addr = kmem_cache_zalloc(mhi_cntrl->tre_buf_cache, GFP_KERNEL);
 		if (!buf_addr)
 			return -ENOMEM;
 
@@ -1149,8 +1149,9 @@ int mhi_ep_power_up(struct mhi_ep_cntrl *mhi_cntrl)
 	mhi_ep_mmio_mask_interrupts(mhi_cntrl);
 	mhi_ep_mmio_init(mhi_cntrl);
 
-	mhi_cntrl->mhi_event = kzalloc(mhi_cntrl->event_rings * (sizeof(*mhi_cntrl->mhi_event)),
-					GFP_KERNEL);
+	mhi_cntrl->mhi_event = kcalloc(mhi_cntrl->event_rings,
+				       sizeof(*mhi_cntrl->mhi_event),
+				       GFP_KERNEL);
 	if (!mhi_cntrl->mhi_event)
 		return -ENOMEM;
 
@@ -1480,14 +1481,14 @@ int mhi_ep_register_controller(struct mhi_ep_cntrl *mhi_cntrl,
 
 	mhi_cntrl->ev_ring_el_cache = kmem_cache_create("mhi_ep_event_ring_el",
 							sizeof(struct mhi_ring_element), 0,
-							SLAB_CACHE_DMA, NULL);
+							0, NULL);
 	if (!mhi_cntrl->ev_ring_el_cache) {
 		ret = -ENOMEM;
 		goto err_free_cmd;
 	}
 
 	mhi_cntrl->tre_buf_cache = kmem_cache_create("mhi_ep_tre_buf", MHI_EP_DEFAULT_MTU, 0,
-						      SLAB_CACHE_DMA, NULL);
+						      0, NULL);
 	if (!mhi_cntrl->tre_buf_cache) {
 		ret = -ENOMEM;
 		goto err_destroy_ev_ring_el_cache;
@@ -1496,7 +1497,7 @@ int mhi_ep_register_controller(struct mhi_ep_cntrl *mhi_cntrl,
 	mhi_cntrl->ring_item_cache = kmem_cache_create("mhi_ep_ring_item",
 							sizeof(struct mhi_ep_ring_item), 0,
 							0, NULL);
-	if (!mhi_cntrl->ev_ring_el_cache) {
+	if (!mhi_cntrl->ring_item_cache) {
 		ret = -ENOMEM;
 		goto err_destroy_tre_buf_cache;
 	}
@@ -1693,10 +1694,10 @@ static int mhi_ep_uevent(const struct device *dev, struct kobj_uevent_env *env)
 					mhi_dev->name);
 }
 
-static int mhi_ep_match(struct device *dev, struct device_driver *drv)
+static int mhi_ep_match(struct device *dev, const struct device_driver *drv)
 {
 	struct mhi_ep_device *mhi_dev = to_mhi_ep_device(dev);
-	struct mhi_ep_driver *mhi_drv = to_mhi_ep_driver(drv);
+	const struct mhi_ep_driver *mhi_drv = to_mhi_ep_driver(drv);
 	const struct mhi_device_id *id;
 
 	/*