Commit cfe5bd92 authored by Gerard Marull-Paretas's avatar Gerard Marull-Paretas Committed by Anas Nashif
Browse files

device: remove support for deprecated init levels 

EARLY, APPLICATION and SMP levels are no longer support for device
drivers as 2 releases have happened since its deprecation. Add a
validation macro so that compilation fails if the given level is not
valid.

Signed-off-by: default avatarGerard Marull-Paretas <gerard@teslabs.com>
parent 07f3ac95

doc/releases/release-notes-4.0.rst

+3 −0
Changes for doc/releases/release-notes-4.0.rst: 3 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -32,6 +32,9 @@ API Changes 
* Removed deprecated ``ceiling_fraction`` macro. :c:macro:`DIV_ROUND_UP` needs

  to be used now.



* Deprecated ``EARLY``, ``APPLICATION`` and ``SMP`` init levels can no longer be

  used for devices.



Removed APIs in this release

============================

include/zephyr/device.h

+7 −15
Changes for include/zephyr/device.h: 7 added lines, 15 removed lines.
Original line number Diff line number Diff line
@@ -1075,24 +1075,16 @@ device_get_dt_nodelabels(const struct device *dev) 
		Z_DEVICE_SECTION_NAME(level, prio), DEVICE_NAME_GET(dev_id)) =                     \

		Z_DEVICE_INIT(name, pm, data, config, api, state, deps, node_id, dev_id)



/* deprecated device initialization levels */

#define Z_DEVICE_LEVEL_DEPRECATED_EARLY                                        \

	__WARN("EARLY device driver level is deprecated")

#define Z_DEVICE_LEVEL_DEPRECATED_PRE_KERNEL_1

#define Z_DEVICE_LEVEL_DEPRECATED_PRE_KERNEL_2

#define Z_DEVICE_LEVEL_DEPRECATED_POST_KERNEL

#define Z_DEVICE_LEVEL_DEPRECATED_APPLICATION                                  \

	__WARN("APPLICATION device driver level is deprecated")

#define Z_DEVICE_LEVEL_DEPRECATED_SMP                                          \

	__WARN("SMP device driver level is deprecated")



/**

 * @brief Issue a warning if the given init level is deprecated.

 * @brief Issue an error if the given init level is not supported.

 *

 * @param level Init level

 */

#define Z_DEVICE_LEVEL_CHECK_DEPRECATED_LEVEL(level)                           \

	Z_DEVICE_LEVEL_DEPRECATED_##level

#define Z_DEVICE_CHECK_INIT_LEVEL(level)                                       \

	COND_CODE_1(Z_INIT_PRE_KERNEL_1_##level, (),                           \

	(COND_CODE_1(Z_INIT_PRE_KERNEL_2_##level, (),                          \

	(COND_CODE_1(Z_INIT_POST_KERNEL_##level, (),                           \

	(ZERO_OR_COMPILE_ERROR(0)))))))



/**

 * @brief Define the init entry for a device.
@@ -1105,7 +1097,7 @@ device_get_dt_nodelabels(const struct device *dev) 
 * @param prio Initialization priority.

 */

#define Z_DEVICE_INIT_ENTRY_DEFINE(node_id, dev_id, init_fn_, level, prio)                         \

	Z_DEVICE_LEVEL_CHECK_DEPRECATED_LEVEL(level)                                               \

	Z_DEVICE_CHECK_INIT_LEVEL(level)                                                           \

                                                                                                   \

	static const Z_DECL_ALIGN(struct init_entry) __used __noasan Z_INIT_ENTRY_SECTION(         \

		level, prio, Z_DEVICE_INIT_SUB_PRIO(node_id))                                      \

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