[PATCH 2/4] nvme: rename controller base dev_t char device

javier
2020-12-01T12:57:35Z

From: Javier González <javier.gonz@samsung.com>

Rename controller base dev_t char device in preparation for adding a
namespace char device.

Signed-off-by: Javier González <javier.gonz@samsung.com>
---
drivers/nvme/host/core.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index a965a8d28ba0..c23c891a8fb8 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -85,7 +85,7 @@ static LIST_HEAD(nvme_subsystems);
static DEFINE_MUTEX(nvme_subsystems_lock);

static DEFINE_IDA(nvme_instance_ida);
-static dev_t nvme_chr_devt;
+static dev_t nvme_ctrl_base_chr_devt;
static struct class *nvme_class;
static struct class *nvme_subsys_class;

@@ -4470,7 +4470,8 @@ int nvme_init_ctrl(struct nvme_ctrl *ctrl, struct device *dev,

device_initialize(&ctrl->ctrl_device);
ctrl->device = &ctrl->ctrl_device;
- ctrl->device->devt = MKDEV(MAJOR(nvme_chr_devt), ctrl->instance);
+ ctrl->device->devt = MKDEV(MAJOR(nvme_ctrl_base_chr_devt),
+ ctrl->instance);
ctrl->device->class = nvme_class;
ctrl->device->parent = ctrl->dev;
ctrl->device->groups = nvme_dev_attr_groups;
@@ -4679,7 +4680,8 @@ static int __init nvme_core_init(void)
if (!nvme_delete_wq)
goto destroy_reset_wq;

- result = alloc_chrdev_region(&nvme_chr_devt, 0, NVME_MINORS, "nvme");
+ result = alloc_chrdev_region(&nvme_ctrl_base_chr_devt, 0,
+ NVME_MINORS, "nvme");
if (result < 0)
goto destroy_delete_wq;

@@ -4700,7 +4702,7 @@ static int __init nvme_core_init(void)
destroy_class:
class_destroy(nvme_class);
unregister_chrdev:
- unregister_chrdev_region(nvme_chr_devt, NVME_MINORS);
+ unregister_chrdev_region(nvme_ctrl_base_chr_devt, NVME_MINORS);
destroy_delete_wq:
destroy_workqueue(nvme_delete_wq);
destroy_reset_wq:
@@ -4715,7 +4717,7 @@ static void __exit nvme_core_exit(void)
{
class_destroy(nvme_subsys_class);
class_destroy(nvme_class);
- unregister_chrdev_region(nvme_chr_devt, NVME_MINORS);
+ unregister_chrdev_region(nvme_ctrl_base_chr_devt, NVME_MINORS);
destroy_workqueue(nvme_delete_wq);
destroy_workqueue(nvme_reset_wq);
destroy_workqueue(nvme_wq);
--
2.17.1