diff options
Diffstat (limited to 'arch/arm/mach-omap2/omap_device.h')
| -rw-r--r-- | arch/arm/mach-omap2/omap_device.h | 79 |
1 files changed, 8 insertions, 71 deletions
diff --git a/arch/arm/mach-omap2/omap_device.h b/arch/arm/mach-omap2/omap_device.h index 0933c599bf89..044c31d50e5b 100644 --- a/arch/arm/mach-omap2/omap_device.h +++ b/arch/arm/mach-omap2/omap_device.h @@ -13,20 +13,12 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * - * Eventually this type of functionality should either be - * a) implemented via arch-specific pointers in platform_device - * or - * b) implemented as a proper omap_bus/omap_device in Linux, no more - * platform_device + * This type of functionality should be implemented as a proper + * omap_bus/omap_device in Linux. * * omap_device differs from omap_hwmod in that it includes external * (e.g., board- and system-level) integration details. omap_hwmod * stores hardware data that is invariant for a given OMAP chip. - * - * To do: - * - GPIO integration - * - regulator integration - * */ #ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_DEVICE_H #define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_DEVICE_H @@ -45,19 +37,14 @@ extern struct dev_pm_domain omap_device_pm_domain; #define OMAP_DEVICE_STATE_SHUTDOWN 3 /* omap_device.flags values */ -#define OMAP_DEVICE_SUSPENDED BIT(0) -#define OMAP_DEVICE_NO_IDLE_ON_SUSPEND BIT(1) +#define OMAP_DEVICE_SUSPENDED BIT(0) +#define OMAP_DEVICE_NO_IDLE_ON_SUSPEND BIT(1) /** * struct omap_device - omap_device wrapper for platform_devices * @pdev: platform_device * @hwmods: (one .. many per omap_device) * @hwmods_cnt: ARRAY_SIZE() of @hwmods - * @pm_lats: ptr to an omap_device_pm_latency table - * @pm_lats_cnt: ARRAY_SIZE() of what is passed to @pm_lats - * @pm_lat_level: array index of the last odpl entry executed - -1 if never - * @dev_wakeup_lat: dev wakeup latency in nanoseconds - * @_dev_wakeup_lat_limit: dev wakeup latency limit in nsec - set by OMAP PM * @_state: one of OMAP_DEVICE_STATE_* (see above) * @flags: device flags * @_driver_status: one of BUS_NOTIFY_*_DRIVER from <linux/device.h> @@ -71,12 +58,7 @@ extern struct dev_pm_domain omap_device_pm_domain; struct omap_device { struct platform_device *pdev; struct omap_hwmod **hwmods; - struct omap_device_pm_latency *pm_lats; - u32 dev_wakeup_lat; - u32 _dev_wakeup_lat_limit; unsigned long _driver_status; - u8 pm_lats_cnt; - s8 pm_lat_level; u8 hwmods_cnt; u8 _state; u8 flags; @@ -86,36 +68,25 @@ struct omap_device { int omap_device_enable(struct platform_device *pdev); int omap_device_idle(struct platform_device *pdev); -int omap_device_shutdown(struct platform_device *pdev); /* Core code interface */ struct platform_device *omap_device_build(const char *pdev_name, int pdev_id, - struct omap_hwmod *oh, void *pdata, - int pdata_len, - struct omap_device_pm_latency *pm_lats, - int pm_lats_cnt, int is_early_device); + struct omap_hwmod *oh, void *pdata, + int pdata_len); struct platform_device *omap_device_build_ss(const char *pdev_name, int pdev_id, struct omap_hwmod **oh, int oh_cnt, - void *pdata, int pdata_len, - struct omap_device_pm_latency *pm_lats, - int pm_lats_cnt, int is_early_device); + void *pdata, int pdata_len); struct omap_device *omap_device_alloc(struct platform_device *pdev, - struct omap_hwmod **ohs, int oh_cnt, - struct omap_device_pm_latency *pm_lats, - int pm_lats_cnt); + struct omap_hwmod **ohs, int oh_cnt); void omap_device_delete(struct omap_device *od); int omap_device_register(struct platform_device *pdev); -void __iomem *omap_device_get_rt_va(struct omap_device *od); struct device *omap_device_get_by_hwmod_name(const char *oh_name); /* OMAP PM interface */ -int omap_device_align_pm_lat(struct platform_device *pdev, - u32 new_wakeup_lat_limit); -struct powerdomain *omap_device_get_pwrdm(struct omap_device *od); int omap_device_get_context_loss_count(struct platform_device *pdev); /* Other */ @@ -124,40 +95,6 @@ int omap_device_assert_hardreset(struct platform_device *pdev, const char *name); int omap_device_deassert_hardreset(struct platform_device *pdev, const char *name); -int omap_device_idle_hwmods(struct omap_device *od); -int omap_device_enable_hwmods(struct omap_device *od); - -int omap_device_disable_clocks(struct omap_device *od); -int omap_device_enable_clocks(struct omap_device *od); - -/* - * Entries should be kept in latency order ascending - * - * deact_lat is the maximum number of microseconds required to complete - * deactivate_func() at the device's slowest OPP. - * - * act_lat is the maximum number of microseconds required to complete - * activate_func() at the device's slowest OPP. - * - * This will result in some suboptimal power management decisions at fast - * OPPs, but avoids having to recompute all device power management decisions - * if the system shifts from a fast OPP to a slow OPP (in order to meet - * latency requirements). - * - * XXX should deactivate_func/activate_func() take platform_device pointers - * rather than omap_device pointers? - */ -struct omap_device_pm_latency { - u32 deactivate_lat; - u32 deactivate_lat_worst; - int (*deactivate_func)(struct omap_device *od); - u32 activate_lat; - u32 activate_lat_worst; - int (*activate_func)(struct omap_device *od); - u32 flags; -}; - -#define OMAP_DEVICE_LATENCY_AUTO_ADJUST BIT(1) /* Get omap_device pointer from platform_device pointer */ static inline struct omap_device *to_omap_device(struct platform_device *pdev) |