Commit | Line | Data |
---|---|---|
cd5351f4 | 1 | /* |
8bb0daff | 2 | * drivers/gpu/drm/omapdrm/omap_drv.h |
cd5351f4 RC |
3 | * |
4 | * Copyright (C) 2011 Texas Instruments | |
5 | * Author: Rob Clark <rob@ti.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License version 2 as published by | |
9 | * the Free Software Foundation. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | * more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License along with | |
17 | * this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef __OMAP_DRV_H__ | |
21 | #define __OMAP_DRV_H__ | |
22 | ||
cd5351f4 | 23 | #include <linux/module.h> |
2d278f54 | 24 | #include <linux/platform_data/omap_drm.h> |
cd5351f4 | 25 | #include <linux/types.h> |
748471a5 | 26 | #include <linux/wait.h> |
2d278f54 LP |
27 | #include <video/omapdss.h> |
28 | ||
cd5351f4 | 29 | #include <drm/drmP.h> |
ae43d7ca | 30 | #include <drm/drm_crtc_helper.h> |
d9fc9413 | 31 | #include <drm/drm_gem.h> |
2d278f54 | 32 | #include <drm/omap_drm.h> |
f5f9454c | 33 | |
cd5351f4 RC |
34 | #define DBG(fmt, ...) DRM_DEBUG(fmt"\n", ##__VA_ARGS__) |
35 | #define VERB(fmt, ...) if (0) DRM_DEBUG(fmt, ##__VA_ARGS__) /* verbose debug */ | |
36 | ||
37 | #define MODULE_NAME "omapdrm" | |
38 | ||
39 | /* max # of mapper-id's that can be assigned.. todo, come up with a better | |
40 | * (but still inexpensive) way to store/access per-buffer mapper private | |
41 | * data.. | |
42 | */ | |
43 | #define MAX_MAPPERS 2 | |
44 | ||
f5f9454c RC |
45 | /* parameters which describe (unrotated) coordinates of scanout within a fb: */ |
46 | struct omap_drm_window { | |
47 | uint32_t rotation; | |
48 | int32_t crtc_x, crtc_y; /* signed because can be offscreen */ | |
49 | uint32_t crtc_w, crtc_h; | |
50 | uint32_t src_x, src_y; | |
51 | uint32_t src_w, src_h; | |
52 | }; | |
53 | ||
f5f9454c RC |
54 | /* For transiently registering for different DSS irqs that various parts |
55 | * of the KMS code need during setup/configuration. We these are not | |
56 | * necessarily the same as what drm_vblank_get/put() are requesting, and | |
57 | * the hysteresis in drm_vblank_put() is not necessarily desirable for | |
58 | * internal housekeeping related irq usage. | |
59 | */ | |
60 | struct omap_drm_irq { | |
61 | struct list_head node; | |
62 | uint32_t irqmask; | |
63 | bool registered; | |
64 | void (*irq)(struct omap_drm_irq *irq, uint32_t irqstatus); | |
65 | }; | |
66 | ||
67 | /* For KMS code that needs to wait for a certain # of IRQs: | |
68 | */ | |
69 | struct omap_irq_wait; | |
70 | struct omap_irq_wait * omap_irq_wait_init(struct drm_device *dev, | |
71 | uint32_t irqmask, int count); | |
72 | int omap_irq_wait(struct drm_device *dev, struct omap_irq_wait *wait, | |
73 | unsigned long timeout); | |
74 | ||
cd5351f4 | 75 | struct omap_drm_private { |
5e3b0874 RC |
76 | uint32_t omaprev; |
77 | ||
cd5351f4 RC |
78 | unsigned int num_crtcs; |
79 | struct drm_crtc *crtcs[8]; | |
f6b6036e | 80 | |
bb5c2d9a RC |
81 | unsigned int num_planes; |
82 | struct drm_plane *planes[8]; | |
f6b6036e | 83 | |
cd5351f4 RC |
84 | unsigned int num_encoders; |
85 | struct drm_encoder *encoders[8]; | |
f6b6036e | 86 | |
cd5351f4 RC |
87 | unsigned int num_connectors; |
88 | struct drm_connector *connectors[8]; | |
89 | ||
90 | struct drm_fb_helper *fbdev; | |
a6a91827 | 91 | |
5609f7fe RC |
92 | struct workqueue_struct *wq; |
93 | ||
76c4055f TV |
94 | /* lock for obj_list below */ |
95 | spinlock_t list_lock; | |
96 | ||
f5f9454c | 97 | /* list of GEM objects: */ |
f6b6036e RC |
98 | struct list_head obj_list; |
99 | ||
a6a91827 | 100 | bool has_dmm; |
3c810c61 RC |
101 | |
102 | /* properties: */ | |
8451b5ad | 103 | struct drm_property *zorder_prop; |
f5f9454c RC |
104 | |
105 | /* irq handling: */ | |
106 | struct list_head irq_list; /* list of omap_drm_irq */ | |
107 | uint32_t vblank_mask; /* irq bits set for userspace vblank */ | |
108 | struct omap_drm_irq error_handler; | |
748471a5 LP |
109 | |
110 | /* atomic commit */ | |
111 | struct { | |
1cfe19aa | 112 | struct list_head events; |
748471a5 LP |
113 | wait_queue_head_t wait; |
114 | u32 pending; | |
115 | spinlock_t lock; /* Protects commit.pending */ | |
116 | } commit; | |
3c810c61 RC |
117 | }; |
118 | ||
3c810c61 | 119 | |
6169a148 AG |
120 | #ifdef CONFIG_DEBUG_FS |
121 | int omap_debugfs_init(struct drm_minor *minor); | |
122 | void omap_debugfs_cleanup(struct drm_minor *minor); | |
f6b6036e RC |
123 | void omap_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m); |
124 | void omap_gem_describe(struct drm_gem_object *obj, struct seq_file *m); | |
125 | void omap_gem_describe_objects(struct list_head *list, struct seq_file *m); | |
6169a148 AG |
126 | #endif |
127 | ||
4836d157 AG |
128 | #ifdef CONFIG_PM |
129 | int omap_gem_resume(struct device *dev); | |
130 | #endif | |
131 | ||
88e72717 TR |
132 | int omap_irq_enable_vblank(struct drm_device *dev, unsigned int pipe); |
133 | void omap_irq_disable_vblank(struct drm_device *dev, unsigned int pipe); | |
6da9f891 TV |
134 | void __omap_irq_register(struct drm_device *dev, struct omap_drm_irq *irq); |
135 | void __omap_irq_unregister(struct drm_device *dev, struct omap_drm_irq *irq); | |
f5f9454c RC |
136 | void omap_irq_register(struct drm_device *dev, struct omap_drm_irq *irq); |
137 | void omap_irq_unregister(struct drm_device *dev, struct omap_drm_irq *irq); | |
f13ab005 | 138 | void omap_drm_irq_uninstall(struct drm_device *dev); |
f5f9454c RC |
139 | int omap_drm_irq_install(struct drm_device *dev); |
140 | ||
cd5351f4 RC |
141 | struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev); |
142 | void omap_fbdev_free(struct drm_device *dev); | |
143 | ||
4029755e | 144 | struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc); |
f5f9454c | 145 | enum omap_channel omap_crtc_channel(struct drm_crtc *crtc); |
04b1fc02 | 146 | void omap_crtc_pre_init(void); |
3a01ab25 | 147 | void omap_crtc_pre_uninit(void); |
cd5351f4 | 148 | struct drm_crtc *omap_crtc_init(struct drm_device *dev, |
f5f9454c | 149 | struct drm_plane *plane, enum omap_channel channel, int id); |
5f741b39 | 150 | int omap_crtc_wait_pending(struct drm_crtc *crtc); |
bb5c2d9a RC |
151 | |
152 | struct drm_plane *omap_plane_init(struct drm_device *dev, | |
ef6b0e02 | 153 | int id, enum drm_plane_type type); |
3c810c61 RC |
154 | void omap_plane_install_properties(struct drm_plane *plane, |
155 | struct drm_mode_object *obj); | |
cd5351f4 RC |
156 | |
157 | struct drm_encoder *omap_encoder_init(struct drm_device *dev, | |
f5f9454c | 158 | struct omap_dss_device *dssdev); |
f5f9454c RC |
159 | |
160 | struct drm_connector *omap_connector_init(struct drm_device *dev, | |
161 | int connector_type, struct omap_dss_device *dssdev, | |
cd5351f4 RC |
162 | struct drm_encoder *encoder); |
163 | struct drm_encoder *omap_connector_attached_encoder( | |
164 | struct drm_connector *connector); | |
4f930c0f | 165 | bool omap_connector_get_hdmi_mode(struct drm_connector *connector); |
cd5351f4 | 166 | |
f5f9454c RC |
167 | void copy_timings_omap_to_drm(struct drm_display_mode *mode, |
168 | struct omap_video_timings *timings); | |
169 | void copy_timings_drm_to_omap(struct omap_video_timings *timings, | |
170 | struct drm_display_mode *mode); | |
171 | ||
a890e662 RC |
172 | uint32_t omap_framebuffer_get_formats(uint32_t *pixel_formats, |
173 | uint32_t max_formats, enum omap_color_mode supported_modes); | |
cd5351f4 | 174 | struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev, |
ae43d7ca | 175 | struct drm_file *file, struct drm_mode_fb_cmd2 *mode_cmd); |
cd5351f4 | 176 | struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev, |
ae43d7ca | 177 | struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object **bos); |
9a0774e0 | 178 | struct drm_gem_object *omap_framebuffer_bo(struct drm_framebuffer *fb, int p); |
5833bd2f | 179 | int omap_framebuffer_pin(struct drm_framebuffer *fb); |
9c368506 | 180 | void omap_framebuffer_unpin(struct drm_framebuffer *fb); |
3c810c61 RC |
181 | void omap_framebuffer_update_scanout(struct drm_framebuffer *fb, |
182 | struct omap_drm_window *win, struct omap_overlay_info *info); | |
cd5351f4 RC |
183 | struct drm_connector *omap_framebuffer_get_next_connector( |
184 | struct drm_framebuffer *fb, struct drm_connector *from); | |
cd5351f4 | 185 | |
f7f9f453 RC |
186 | void omap_gem_init(struct drm_device *dev); |
187 | void omap_gem_deinit(struct drm_device *dev); | |
cd5351f4 RC |
188 | |
189 | struct drm_gem_object *omap_gem_new(struct drm_device *dev, | |
190 | union omap_gem_size gsize, uint32_t flags); | |
191 | int omap_gem_new_handle(struct drm_device *dev, struct drm_file *file, | |
192 | union omap_gem_size gsize, uint32_t flags, uint32_t *handle); | |
193 | void omap_gem_free_object(struct drm_gem_object *obj); | |
cd5351f4 RC |
194 | void *omap_gem_vaddr(struct drm_gem_object *obj); |
195 | int omap_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, | |
196 | uint32_t handle, uint64_t *offset); | |
cd5351f4 RC |
197 | int omap_gem_dumb_create(struct drm_file *file, struct drm_device *dev, |
198 | struct drm_mode_create_dumb *args); | |
199 | int omap_gem_mmap(struct file *filp, struct vm_area_struct *vma); | |
8b6b569e RC |
200 | int omap_gem_mmap_obj(struct drm_gem_object *obj, |
201 | struct vm_area_struct *vma); | |
cd5351f4 RC |
202 | int omap_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); |
203 | int omap_gem_op_start(struct drm_gem_object *obj, enum omap_gem_op op); | |
204 | int omap_gem_op_finish(struct drm_gem_object *obj, enum omap_gem_op op); | |
205 | int omap_gem_op_sync(struct drm_gem_object *obj, enum omap_gem_op op); | |
206 | int omap_gem_op_async(struct drm_gem_object *obj, enum omap_gem_op op, | |
207 | void (*fxn)(void *arg), void *arg); | |
a6a91827 | 208 | int omap_gem_roll(struct drm_gem_object *obj, uint32_t roll); |
8b6b569e RC |
209 | void omap_gem_cpu_sync(struct drm_gem_object *obj, int pgoff); |
210 | void omap_gem_dma_sync(struct drm_gem_object *obj, | |
211 | enum dma_data_direction dir); | |
cd5351f4 RC |
212 | int omap_gem_get_paddr(struct drm_gem_object *obj, |
213 | dma_addr_t *paddr, bool remap); | |
393a949f | 214 | void omap_gem_put_paddr(struct drm_gem_object *obj); |
6ad11bc3 RC |
215 | int omap_gem_get_pages(struct drm_gem_object *obj, struct page ***pages, |
216 | bool remap); | |
217 | int omap_gem_put_pages(struct drm_gem_object *obj); | |
218 | uint32_t omap_gem_flags(struct drm_gem_object *obj); | |
3c810c61 RC |
219 | int omap_gem_rotated_paddr(struct drm_gem_object *obj, uint32_t orient, |
220 | int x, int y, dma_addr_t *paddr); | |
cd5351f4 | 221 | uint64_t omap_gem_mmap_offset(struct drm_gem_object *obj); |
f7f9f453 | 222 | size_t omap_gem_mmap_size(struct drm_gem_object *obj); |
3c810c61 RC |
223 | int omap_gem_tiled_size(struct drm_gem_object *obj, uint16_t *w, uint16_t *h); |
224 | int omap_gem_tiled_stride(struct drm_gem_object *obj, uint32_t orient); | |
cd5351f4 | 225 | |
7ced63cf | 226 | struct dma_buf *omap_gem_prime_export(struct drm_device *dev, |
6ad11bc3 | 227 | struct drm_gem_object *obj, int flags); |
7ced63cf | 228 | struct drm_gem_object *omap_gem_prime_import(struct drm_device *dev, |
3080b838 | 229 | struct dma_buf *buffer); |
6ad11bc3 | 230 | |
cd5351f4 RC |
231 | static inline int align_pitch(int pitch, int width, int bpp) |
232 | { | |
233 | int bytespp = (bpp + 7) / 8; | |
234 | /* in case someone tries to feed us a completely bogus stride: */ | |
235 | pitch = max(pitch, width * bytespp); | |
236 | /* PVR needs alignment to 8 pixels.. right now that is the most | |
237 | * restrictive stride requirement.. | |
238 | */ | |
d642d3ac | 239 | return roundup(pitch, 8 * bytespp); |
cd5351f4 RC |
240 | } |
241 | ||
f5f9454c | 242 | /* map crtc to vblank mask */ |
0d8f371f AT |
243 | uint32_t pipe2vbl(struct drm_crtc *crtc); |
244 | struct omap_dss_device *omap_encoder_get_dssdev(struct drm_encoder *encoder); | |
f5f9454c | 245 | |
ae43d7ca RC |
246 | /* should these be made into common util helpers? |
247 | */ | |
248 | ||
249 | static inline int objects_lookup(struct drm_device *dev, | |
250 | struct drm_file *filp, uint32_t pixel_format, | |
251 | struct drm_gem_object **bos, uint32_t *handles) | |
252 | { | |
253 | int i, n = drm_format_num_planes(pixel_format); | |
254 | ||
255 | for (i = 0; i < n; i++) { | |
256 | bos[i] = drm_gem_object_lookup(dev, filp, handles[i]); | |
bc1e1581 | 257 | if (!bos[i]) |
ae43d7ca | 258 | goto fail; |
bc1e1581 | 259 | |
ae43d7ca RC |
260 | } |
261 | ||
262 | return 0; | |
263 | ||
264 | fail: | |
bc1e1581 | 265 | while (--i > 0) |
ae43d7ca | 266 | drm_gem_object_unreference_unlocked(bos[i]); |
bc1e1581 | 267 | |
ae43d7ca RC |
268 | return -ENOENT; |
269 | } | |
270 | ||
cd5351f4 | 271 | #endif /* __OMAP_DRV_H__ */ |