device: Const-ify all device driver instance pointers

Now that device_api attribute is unmodified at runtime, as well as all
the other attributes, it is possible to switch all device driver
instance to be constant.

A coccinelle rule is used for this:

@r_const_dev_1
  disable optional_qualifier
@
@@
-struct device *
+const struct device *

@r_const_dev_2
 disable optional_qualifier
@
@@
-struct device * const
+const struct device *

Fixes #27399

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
This commit is contained in:
Tomasz Bursztyka 2020-04-30 20:33:38 +02:00 committed by Carles Cufí
commit e18fcbba5a
1426 changed files with 9356 additions and 8368 deletions

View file

@ -60,7 +60,7 @@ static struct arc_v2_irq_unit_ctx ctx;
*
* @return 0 for success
*/
static int arc_v2_irq_unit_init(struct device *unused)
static int arc_v2_irq_unit_init(const struct device *unused)
{
ARG_UNUSED(unused);
int irq; /* the interrupt index */
@ -97,7 +97,7 @@ static int arc_v2_irq_unit_init(struct device *unused)
*
* @return 0 for success
*/
static int arc_v2_irq_unit_suspend(struct device *dev)
static int arc_v2_irq_unit_suspend(const struct device *dev)
{
uint8_t irq;
@ -133,7 +133,7 @@ static int arc_v2_irq_unit_suspend(struct device *dev)
*
* @return 0 for success
*/
static int arc_v2_irq_unit_resume(struct device *dev)
static int arc_v2_irq_unit_resume(const struct device *dev)
{
uint8_t irq;
@ -176,7 +176,7 @@ static int arc_v2_irq_unit_resume(struct device *dev)
*
* @return the power state of interrupt unit
*/
static int arc_v2_irq_unit_get_state(struct device *dev)
static int arc_v2_irq_unit_get_state(const struct device *dev)
{
ARG_UNUSED(dev);
@ -191,8 +191,9 @@ static int arc_v2_irq_unit_get_state(struct device *dev)
*
* @return operation result
*/
static int arc_v2_irq_unit_device_ctrl(struct device *device,
uint32_t ctrl_command, void *context, device_pm_cb cb, void *arg)
static int arc_v2_irq_unit_device_ctrl(const struct device *device,
uint32_t ctrl_command, void *context,
device_pm_cb cb, void *arg)
{
int ret = 0;
unsigned int key = arch_irq_lock();