projects / GitHub / moto-9609 / android_kernel_motorola_exynos9610.git / blame
| Commit | Line | Data |
|---|---|---|
| 8c12cde3 | 1 | /* |
| 1db0a5ff | 2 | * Greybus bundles |
| 8c12cde3 AE |
3 | * |
| 4 | * Copyright 2014 Google Inc. | |
| a46e9671 | 5 | * Copyright 2014 Linaro Ltd. |
| 8c12cde3 AE |
6 | * |
| 7 | * Released under the GPLv2 only. | |
| 8 | */ | |
| 9 | ||
| 1db0a5ff GKH |
10 | #ifndef __BUNDLE_H |
| 11 | #define __BUNDLE_H | |
| 8c12cde3 AE |
12 | |
| 13 | #include <linux/list.h> | |
| 14 | ||
| 76639ef5 AE |
15 | #define BUNDLE_ID_NONE U8_MAX |
| 16 | ||
| 1db0a5ff GKH |
17 | /* Greybus "public" definitions" */ |
| 18 | struct gb_bundle { | |
| f0f61b90 | 19 | struct device dev; |
| 4ab9b3c2 | 20 | struct gb_interface *intf; |
| b807aa7a | 21 | |
| 63cc932b | 22 | u8 id; |
| 88e6d37c | 23 | u8 class; |
| b807aa7a JH |
24 | u8 class_major; |
| 25 | u8 class_minor; | |
| 26 | ||
| 98fdf5a0 JH |
27 | size_t num_cports; |
| 28 | struct greybus_descriptor_cport *cport_desc; | |
| 29 | ||
| 748e1230 | 30 | struct list_head connections; |
| 75052a55 | 31 | u8 *state; |
| 8c12cde3 | 32 | |
| 1db0a5ff | 33 | struct list_head links; /* interface->bundles */ |
| 8c12cde3 | 34 | }; |
| 1db0a5ff | 35 | #define to_gb_bundle(d) container_of(d, struct gb_bundle, dev) |
| 8c12cde3 | 36 | |
| 1db0a5ff | 37 | /* Greybus "private" definitions" */ |
| 7c183f70 | 38 | struct gb_bundle *gb_bundle_create(struct gb_interface *intf, u8 bundle_id, |
| 88e6d37c | 39 | u8 class); |
| a7e36d0e | 40 | int gb_bundle_add(struct gb_bundle *bundle); |
| fe53b45c | 41 | void gb_bundle_destroy(struct gb_bundle *bundle); |
| 8c12cde3 | 42 | |
| 61e13db9 | 43 | /* Bundle Runtime PM wrappers */ |
| 948c6227 | 44 | #ifdef CONFIG_PM |
| 61e13db9 DL |
45 | static inline int gb_pm_runtime_get_sync(struct gb_bundle *bundle) |
| 46 | { | |
| 47 | int retval; | |
| 48 | ||
| 49 | retval = pm_runtime_get_sync(&bundle->dev); | |
| 50 | if (retval < 0) { | |
| 51 | dev_err(&bundle->dev, | |
| 52 | "pm_runtime_get_sync failed: %d\n", retval); | |
| 53 | pm_runtime_put_noidle(&bundle->dev); | |
| 54 | return retval; | |
| 55 | } | |
| 56 | ||
| 57 | return 0; | |
| 58 | } | |
| 59 | ||
| 60 | static inline int gb_pm_runtime_put_autosuspend(struct gb_bundle *bundle) | |
| 61 | { | |
| 62 | int retval; | |
| 63 | ||
| 64 | pm_runtime_mark_last_busy(&bundle->dev); | |
| 65 | retval = pm_runtime_put_autosuspend(&bundle->dev); | |
| 66 | ||
| 67 | return retval; | |
| 68 | } | |
| 69 | ||
| 70 | static inline void gb_pm_runtime_get_noresume(struct gb_bundle *bundle) | |
| 71 | { | |
| 72 | pm_runtime_get_noresume(&bundle->dev); | |
| 73 | } | |
| 74 | ||
| 75 | static inline void gb_pm_runtime_put_noidle(struct gb_bundle *bundle) | |
| 76 | { | |
| 77 | pm_runtime_put_noidle(&bundle->dev); | |
| 78 | } | |
| 79 | ||
| 80 | #else | |
| 81 | static inline int gb_pm_runtime_get_sync(struct gb_bundle *bundle) | |
| 82 | { return 0; } | |
| 83 | static inline int gb_pm_runtime_put_autosuspend(struct gb_bundle *bundle) | |
| 84 | { return 0; } | |
| 85 | ||
| 86 | static inline void gb_pm_runtime_get_noresume(struct gb_bundle *bundle) {} | |
| 87 | static inline void gb_pm_runtime_put_noidle(struct gb_bundle *bundle) {} | |
| 88 | #endif | |
| 89 | ||
| 1db0a5ff | 90 | #endif /* __BUNDLE_H */ |