| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include <errno.h> | ||
| 2 | #include <stdlib.h> | ||
| 3 | #include <string.h> | ||
| 4 | #include <unistd.h> | ||
| 5 | #include "log.h" | ||
| 6 | #include "private.h" | ||
| 7 | |||
| 8 | struct liftoff_device * | ||
| 9 | 57 | liftoff_device_create(int drm_fd) | |
| 10 | { | ||
| 11 | struct liftoff_device *device; | ||
| 12 | drmModeRes *drm_res; | ||
| 13 | drmModePlaneRes *drm_plane_res; | ||
| 14 | |||
| 15 | 57 | device = calloc(1, sizeof(*device)); | |
| 16 |
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57 | if (device == NULL) { |
| 17 | ✗ | liftoff_log_errno(LIFTOFF_ERROR, "calloc"); | |
| 18 | ✗ | return NULL; | |
| 19 | } | ||
| 20 | |||
| 21 | 57 | liftoff_list_init(&device->planes); | |
| 22 | 57 | liftoff_list_init(&device->outputs); | |
| 23 | |||
| 24 | 57 | device->drm_fd = dup(drm_fd); | |
| 25 |
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57 | if (device->drm_fd < 0) { |
| 26 | ✗ | liftoff_log_errno(LIFTOFF_ERROR, "dup"); | |
| 27 | ✗ | liftoff_device_destroy(device); | |
| 28 | ✗ | return NULL; | |
| 29 | } | ||
| 30 | |||
| 31 | 57 | drm_res = drmModeGetResources(drm_fd); | |
| 32 |
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57 | if (drm_res == NULL) { |
| 33 | ✗ | liftoff_log_errno(LIFTOFF_ERROR, "drmModeGetResources"); | |
| 34 | ✗ | liftoff_device_destroy(device); | |
| 35 | ✗ | return NULL; | |
| 36 | } | ||
| 37 | |||
| 38 | 57 | device->crtcs_len = (size_t)drm_res->count_crtcs; | |
| 39 | 57 | device->crtcs = malloc(device->crtcs_len * sizeof(device->crtcs[0])); | |
| 40 |
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57 | if (device->crtcs == NULL) { |
| 41 | ✗ | liftoff_log_errno(LIFTOFF_ERROR, "malloc"); | |
| 42 | ✗ | drmModeFreeResources(drm_res); | |
| 43 | ✗ | liftoff_device_destroy(device); | |
| 44 | ✗ | return NULL; | |
| 45 | } | ||
| 46 | 57 | memcpy(device->crtcs, drm_res->crtcs, device->crtcs_len * sizeof(device->crtcs[0])); | |
| 47 | |||
| 48 | 57 | drmModeFreeResources(drm_res); | |
| 49 | |||
| 50 | 57 | drm_plane_res = drmModeGetPlaneResources(device->drm_fd); | |
| 51 |
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57 | if (drm_plane_res == NULL) { |
| 52 | ✗ | liftoff_log_errno(LIFTOFF_ERROR, "drmModeGetPlaneResources"); | |
| 53 | ✗ | liftoff_device_destroy(device); | |
| 54 | ✗ | return NULL; | |
| 55 | } | ||
| 56 | 57 | device->planes_cap = drm_plane_res->count_planes; | |
| 57 | 57 | drmModeFreePlaneResources(drm_plane_res); | |
| 58 | |||
| 59 | 57 | return device; | |
| 60 | } | ||
| 61 | |||
| 62 | void | ||
| 63 | 57 | liftoff_device_destroy(struct liftoff_device *device) | |
| 64 | { | ||
| 65 | struct liftoff_plane *plane, *tmp; | ||
| 66 | |||
| 67 |
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57 | if (device == NULL) { |
| 68 | ✗ | return; | |
| 69 | } | ||
| 70 | |||
| 71 | 57 | close(device->drm_fd); | |
| 72 |
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205 | liftoff_list_for_each_safe(plane, tmp, &device->planes, link) { |
| 73 | 148 | liftoff_plane_destroy(plane); | |
| 74 | } | ||
| 75 | 57 | free(device->crtcs); | |
| 76 | 57 | free(device); | |
| 77 | } | ||
| 78 | |||
| 79 | int | ||
| 80 | 56 | liftoff_device_register_all_planes(struct liftoff_device *device) | |
| 81 | { | ||
| 82 | drmModePlaneRes *drm_plane_res; | ||
| 83 | uint32_t i; | ||
| 84 | |||
| 85 | 56 | drm_plane_res = drmModeGetPlaneResources(device->drm_fd); | |
| 86 |
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56 | if (drm_plane_res == NULL) { |
| 87 | ✗ | liftoff_log_errno(LIFTOFF_ERROR, "drmModeGetPlaneResources"); | |
| 88 | ✗ | return -errno; | |
| 89 | } | ||
| 90 | |||
| 91 |
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202 | for (i = 0; i < drm_plane_res->count_planes; i++) { |
| 92 |
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146 | if (liftoff_plane_create(device, drm_plane_res->planes[i]) == NULL) { |
| 93 | ✗ | return -errno; | |
| 94 | } | ||
| 95 | } | ||
| 96 | 56 | drmModeFreePlaneResources(drm_plane_res); | |
| 97 | |||
| 98 | 56 | return 0; | |
| 99 | } | ||
| 100 | |||
| 101 | int | ||
| 102 | 1532 | device_test_commit(struct liftoff_device *device, drmModeAtomicReq *req, | |
| 103 | uint32_t flags) | ||
| 104 | { | ||
| 105 | int ret; | ||
| 106 | |||
| 107 | 1532 | device->test_commit_counter++; | |
| 108 | |||
| 109 | 1532 | flags &= ~(uint32_t)DRM_MODE_PAGE_FLIP_EVENT; | |
| 110 | do { | ||
| 111 | 1532 | ret = drmModeAtomicCommit(device->drm_fd, req, | |
| 112 | DRM_MODE_ATOMIC_TEST_ONLY | flags, | ||
| 113 | NULL); | ||
| 114 |
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1532 | } while (ret == -EINTR || ret == -EAGAIN); |
| 115 | |||
| 116 | /* The kernel will return -EINVAL for invalid configuration, -ERANGE for | ||
| 117 | * CRTC coords overflow, and -ENOSPC for invalid SRC coords. */ | ||
| 118 |
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1532 | if (ret != 0 && ret != -EINVAL && ret != -ERANGE && ret != -ENOSPC) { |
| 119 | ✗ | liftoff_log(LIFTOFF_ERROR, "drmModeAtomicCommit: %s", | |
| 120 | strerror(-ret)); | ||
| 121 | } | ||
| 122 | |||
| 123 | 1532 | return ret; | |
| 124 | } | ||
| 125 | |||
| 126 | ssize_t | ||
| 127 | 5573 | core_property_index(const char *name) | |
| 128 | { | ||
| 129 |
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5573 | if (strcmp(name, "FB_ID") == 0) { |
| 130 | 1636 | return LIFTOFF_PROP_FB_ID; | |
| 131 |
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3937 | } else if (strcmp(name, "CRTC_ID") == 0) { |
| 132 | 148 | return LIFTOFF_PROP_CRTC_ID; | |
| 133 |
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3789 | } else if (strcmp(name, "CRTC_X") == 0) { |
| 134 | 426 | return LIFTOFF_PROP_CRTC_X; | |
| 135 |
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3363 | } else if (strcmp(name, "CRTC_Y") == 0) { |
| 136 | 425 | return LIFTOFF_PROP_CRTC_Y; | |
| 137 |
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2938 | } else if (strcmp(name, "CRTC_W") == 0) { |
| 138 | 424 | return LIFTOFF_PROP_CRTC_W; | |
| 139 |
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2514 | } else if (strcmp(name, "CRTC_H") == 0) { |
| 140 | 424 | return LIFTOFF_PROP_CRTC_H; | |
| 141 |
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2090 | } else if (strcmp(name, "SRC_X") == 0) { |
| 142 | 424 | return LIFTOFF_PROP_SRC_X; | |
| 143 |
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1666 | } else if (strcmp(name, "SRC_Y") == 0) { |
| 144 | 424 | return LIFTOFF_PROP_SRC_Y; | |
| 145 |
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1242 | } else if (strcmp(name, "SRC_W") == 0) { |
| 146 | 424 | return LIFTOFF_PROP_SRC_W; | |
| 147 |
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818 | } else if (strcmp(name, "SRC_H") == 0) { |
| 148 | 424 | return LIFTOFF_PROP_SRC_H; | |
| 149 |
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394 | } else if (strcmp(name, "zpos") == 0) { |
| 150 | 130 | return LIFTOFF_PROP_ZPOS; | |
| 151 |
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264 | } else if (strcmp(name, "alpha") == 0) { |
| 152 | 48 | return LIFTOFF_PROP_ALPHA; | |
| 153 |
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216 | } else if (strcmp(name, "rotation") == 0) { |
| 154 | 9 | return LIFTOFF_PROP_ROTATION; | |
| 155 | } | ||
| 156 | 207 | return -1; | |
| 157 | } | ||
| 158 |