drm/radeon/kms: fix CS alignment checking for tiling (v2)
[deliverable/linux.git] / drivers / gpu / drm / radeon / radeon_kms.c
CommitLineData
771fe6b9
JG
1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
28#include "drmP.h"
29#include "drm_sarea.h"
30#include "radeon.h"
31#include "radeon_drm.h"
32
6a9ee8af 33#include <linux/vga_switcheroo.h>
5a0e3ad6 34#include <linux/slab.h>
6a9ee8af 35
cf0fe456
JG
36int radeon_driver_unload_kms(struct drm_device *dev)
37{
38 struct radeon_device *rdev = dev->dev_private;
39
40 if (rdev == NULL)
41 return 0;
42 radeon_modeset_fini(rdev);
43 radeon_device_fini(rdev);
44 kfree(rdev);
45 dev->dev_private = NULL;
46 return 0;
47}
771fe6b9 48
771fe6b9
JG
49int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
50{
51 struct radeon_device *rdev;
d7a2952f 52 int r, acpi_status;
771fe6b9
JG
53
54 rdev = kzalloc(sizeof(struct radeon_device), GFP_KERNEL);
55 if (rdev == NULL) {
56 return -ENOMEM;
57 }
58 dev->dev_private = (void *)rdev;
59
60 /* update BUS flag */
61 if (drm_device_is_agp(dev)) {
62 flags |= RADEON_IS_AGP;
63 } else if (drm_device_is_pcie(dev)) {
64 flags |= RADEON_IS_PCIE;
65 } else {
66 flags |= RADEON_IS_PCI;
67 }
68
6cf8a3f5
JG
69 /* radeon_device_init should report only fatal error
70 * like memory allocation failure or iomapping failure,
71 * or memory manager initialization failure, it must
72 * properly initialize the GPU MC controller and permit
73 * VRAM allocation
74 */
771fe6b9
JG
75 r = radeon_device_init(rdev, dev, dev->pdev, flags);
76 if (r) {
cf0fe456
JG
77 dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
78 goto out;
6cf8a3f5 79 }
d7a2952f
AM
80
81 /* Call ACPI methods */
82 acpi_status = radeon_acpi_init(rdev);
83 if (acpi_status)
84 dev_err(&dev->pdev->dev, "Error during ACPI methods call\n");
85
6cf8a3f5
JG
86 /* Again modeset_init should fail only on fatal error
87 * otherwise it should provide enough functionalities
88 * for shadowfb to run
89 */
90 r = radeon_modeset_init(rdev);
cf0fe456
JG
91 if (r)
92 dev_err(&dev->pdev->dev, "Fatal error during modeset init\n");
93out:
94 if (r)
95 radeon_driver_unload_kms(dev);
96 return r;
771fe6b9
JG
97}
98
99
100/*
101 * Userspace get informations ioctl
102 */
103int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
104{
105 struct radeon_device *rdev = dev->dev_private;
106 struct drm_radeon_info *info;
bc35afdb 107 struct radeon_mode_info *minfo = &rdev->mode_info;
771fe6b9
JG
108 uint32_t *value_ptr;
109 uint32_t value;
bc35afdb
JG
110 struct drm_crtc *crtc;
111 int i, found;
771fe6b9
JG
112
113 info = data;
114 value_ptr = (uint32_t *)((unsigned long)info->value);
bc35afdb 115 value = *value_ptr;
771fe6b9
JG
116 switch (info->request) {
117 case RADEON_INFO_DEVICE_ID:
118 value = dev->pci_device;
119 break;
120 case RADEON_INFO_NUM_GB_PIPES:
121 value = rdev->num_gb_pipes;
122 break;
f779b3e5
AD
123 case RADEON_INFO_NUM_Z_PIPES:
124 value = rdev->num_z_pipes;
125 break;
733289c2 126 case RADEON_INFO_ACCEL_WORKING:
148a03bc
AD
127 /* xf86-video-ati 6.13.0 relies on this being false for evergreen */
128 if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK))
129 value = false;
130 else
131 value = rdev->accel_working;
733289c2 132 break;
bc35afdb
JG
133 case RADEON_INFO_CRTC_FROM_ID:
134 for (i = 0, found = 0; i < rdev->num_crtc; i++) {
135 crtc = (struct drm_crtc *)minfo->crtcs[i];
136 if (crtc && crtc->base.id == value) {
137 value = i;
138 found = 1;
139 break;
140 }
141 }
142 if (!found) {
143 DRM_DEBUG("unknown crtc id %d\n", value);
144 return -EINVAL;
145 }
146 break;
148a03bc
AD
147 case RADEON_INFO_ACCEL_WORKING2:
148 value = rdev->accel_working;
149 break;
771fe6b9
JG
150 default:
151 DRM_DEBUG("Invalid request %d\n", info->request);
152 return -EINVAL;
153 }
154 if (DRM_COPY_TO_USER(value_ptr, &value, sizeof(uint32_t))) {
155 DRM_ERROR("copy_to_user\n");
156 return -EFAULT;
157 }
158 return 0;
159}
160
161
162/*
163 * Outdated mess for old drm with Xorg being in charge (void function now).
164 */
165int radeon_driver_firstopen_kms(struct drm_device *dev)
166{
167 return 0;
168}
169
170
171void radeon_driver_lastclose_kms(struct drm_device *dev)
172{
6a9ee8af 173 vga_switcheroo_process_delayed_switch();
771fe6b9
JG
174}
175
176int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
177{
178 return 0;
179}
180
181void radeon_driver_postclose_kms(struct drm_device *dev,
182 struct drm_file *file_priv)
183{
184}
185
186void radeon_driver_preclose_kms(struct drm_device *dev,
187 struct drm_file *file_priv)
188{
189}
190
191
192/*
193 * VBlank related functions.
194 */
195u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
196{
7ed220d7
MD
197 struct radeon_device *rdev = dev->dev_private;
198
9c950a43 199 if (crtc < 0 || crtc >= rdev->num_crtc) {
7ed220d7
MD
200 DRM_ERROR("Invalid crtc %d\n", crtc);
201 return -EINVAL;
202 }
203
204 return radeon_get_vblank_counter(rdev, crtc);
771fe6b9
JG
205}
206
207int radeon_enable_vblank_kms(struct drm_device *dev, int crtc)
208{
7ed220d7
MD
209 struct radeon_device *rdev = dev->dev_private;
210
9c950a43 211 if (crtc < 0 || crtc >= rdev->num_crtc) {
7ed220d7
MD
212 DRM_ERROR("Invalid crtc %d\n", crtc);
213 return -EINVAL;
214 }
215
216 rdev->irq.crtc_vblank_int[crtc] = true;
217
218 return radeon_irq_set(rdev);
771fe6b9
JG
219}
220
221void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
222{
7ed220d7
MD
223 struct radeon_device *rdev = dev->dev_private;
224
9c950a43 225 if (crtc < 0 || crtc >= rdev->num_crtc) {
7ed220d7
MD
226 DRM_ERROR("Invalid crtc %d\n", crtc);
227 return;
228 }
229
230 rdev->irq.crtc_vblank_int[crtc] = false;
231
232 radeon_irq_set(rdev);
771fe6b9
JG
233}
234
235
771fe6b9
JG
236/*
237 * IOCTL.
238 */
239int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
240 struct drm_file *file_priv)
241{
242 /* Not valid in KMS. */
243 return -EINVAL;
244}
245
246#define KMS_INVALID_IOCTL(name) \
247int name(struct drm_device *dev, void *data, struct drm_file *file_priv)\
248{ \
249 DRM_ERROR("invalid ioctl with kms %s\n", __func__); \
250 return -EINVAL; \
251}
252
253/*
254 * All these ioctls are invalid in kms world.
255 */
256KMS_INVALID_IOCTL(radeon_cp_init_kms)
257KMS_INVALID_IOCTL(radeon_cp_start_kms)
258KMS_INVALID_IOCTL(radeon_cp_stop_kms)
259KMS_INVALID_IOCTL(radeon_cp_reset_kms)
260KMS_INVALID_IOCTL(radeon_cp_idle_kms)
261KMS_INVALID_IOCTL(radeon_cp_resume_kms)
262KMS_INVALID_IOCTL(radeon_engine_reset_kms)
263KMS_INVALID_IOCTL(radeon_fullscreen_kms)
264KMS_INVALID_IOCTL(radeon_cp_swap_kms)
265KMS_INVALID_IOCTL(radeon_cp_clear_kms)
266KMS_INVALID_IOCTL(radeon_cp_vertex_kms)
267KMS_INVALID_IOCTL(radeon_cp_indices_kms)
268KMS_INVALID_IOCTL(radeon_cp_texture_kms)
269KMS_INVALID_IOCTL(radeon_cp_stipple_kms)
270KMS_INVALID_IOCTL(radeon_cp_indirect_kms)
271KMS_INVALID_IOCTL(radeon_cp_vertex2_kms)
272KMS_INVALID_IOCTL(radeon_cp_cmdbuf_kms)
273KMS_INVALID_IOCTL(radeon_cp_getparam_kms)
274KMS_INVALID_IOCTL(radeon_cp_flip_kms)
275KMS_INVALID_IOCTL(radeon_mem_alloc_kms)
276KMS_INVALID_IOCTL(radeon_mem_free_kms)
277KMS_INVALID_IOCTL(radeon_mem_init_heap_kms)
278KMS_INVALID_IOCTL(radeon_irq_emit_kms)
279KMS_INVALID_IOCTL(radeon_irq_wait_kms)
280KMS_INVALID_IOCTL(radeon_cp_setparam_kms)
281KMS_INVALID_IOCTL(radeon_surface_alloc_kms)
282KMS_INVALID_IOCTL(radeon_surface_free_kms)
283
284
285struct drm_ioctl_desc radeon_ioctls_kms[] = {
286 DRM_IOCTL_DEF(DRM_RADEON_CP_INIT, radeon_cp_init_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
287 DRM_IOCTL_DEF(DRM_RADEON_CP_START, radeon_cp_start_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
288 DRM_IOCTL_DEF(DRM_RADEON_CP_STOP, radeon_cp_stop_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
289 DRM_IOCTL_DEF(DRM_RADEON_CP_RESET, radeon_cp_reset_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
290 DRM_IOCTL_DEF(DRM_RADEON_CP_IDLE, radeon_cp_idle_kms, DRM_AUTH),
291 DRM_IOCTL_DEF(DRM_RADEON_CP_RESUME, radeon_cp_resume_kms, DRM_AUTH),
292 DRM_IOCTL_DEF(DRM_RADEON_RESET, radeon_engine_reset_kms, DRM_AUTH),
293 DRM_IOCTL_DEF(DRM_RADEON_FULLSCREEN, radeon_fullscreen_kms, DRM_AUTH),
294 DRM_IOCTL_DEF(DRM_RADEON_SWAP, radeon_cp_swap_kms, DRM_AUTH),
295 DRM_IOCTL_DEF(DRM_RADEON_CLEAR, radeon_cp_clear_kms, DRM_AUTH),
296 DRM_IOCTL_DEF(DRM_RADEON_VERTEX, radeon_cp_vertex_kms, DRM_AUTH),
297 DRM_IOCTL_DEF(DRM_RADEON_INDICES, radeon_cp_indices_kms, DRM_AUTH),
298 DRM_IOCTL_DEF(DRM_RADEON_TEXTURE, radeon_cp_texture_kms, DRM_AUTH),
299 DRM_IOCTL_DEF(DRM_RADEON_STIPPLE, radeon_cp_stipple_kms, DRM_AUTH),
300 DRM_IOCTL_DEF(DRM_RADEON_INDIRECT, radeon_cp_indirect_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
301 DRM_IOCTL_DEF(DRM_RADEON_VERTEX2, radeon_cp_vertex2_kms, DRM_AUTH),
302 DRM_IOCTL_DEF(DRM_RADEON_CMDBUF, radeon_cp_cmdbuf_kms, DRM_AUTH),
303 DRM_IOCTL_DEF(DRM_RADEON_GETPARAM, radeon_cp_getparam_kms, DRM_AUTH),
304 DRM_IOCTL_DEF(DRM_RADEON_FLIP, radeon_cp_flip_kms, DRM_AUTH),
305 DRM_IOCTL_DEF(DRM_RADEON_ALLOC, radeon_mem_alloc_kms, DRM_AUTH),
306 DRM_IOCTL_DEF(DRM_RADEON_FREE, radeon_mem_free_kms, DRM_AUTH),
307 DRM_IOCTL_DEF(DRM_RADEON_INIT_HEAP, radeon_mem_init_heap_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
308 DRM_IOCTL_DEF(DRM_RADEON_IRQ_EMIT, radeon_irq_emit_kms, DRM_AUTH),
309 DRM_IOCTL_DEF(DRM_RADEON_IRQ_WAIT, radeon_irq_wait_kms, DRM_AUTH),
310 DRM_IOCTL_DEF(DRM_RADEON_SETPARAM, radeon_cp_setparam_kms, DRM_AUTH),
311 DRM_IOCTL_DEF(DRM_RADEON_SURF_ALLOC, radeon_surface_alloc_kms, DRM_AUTH),
312 DRM_IOCTL_DEF(DRM_RADEON_SURF_FREE, radeon_surface_free_kms, DRM_AUTH),
313 /* KMS */
a0c07a69
DA
314 DRM_IOCTL_DEF(DRM_RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH|DRM_UNLOCKED),
315 DRM_IOCTL_DEF(DRM_RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH|DRM_UNLOCKED),
316 DRM_IOCTL_DEF(DRM_RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH|DRM_UNLOCKED),
317 DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH|DRM_UNLOCKED),
318 DRM_IOCTL_DEF(DRM_RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH|DRM_UNLOCKED),
319 DRM_IOCTL_DEF(DRM_RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH|DRM_UNLOCKED),
320 DRM_IOCTL_DEF(DRM_RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH|DRM_UNLOCKED),
321 DRM_IOCTL_DEF(DRM_RADEON_CS, radeon_cs_ioctl, DRM_AUTH|DRM_UNLOCKED),
322 DRM_IOCTL_DEF(DRM_RADEON_INFO, radeon_info_ioctl, DRM_AUTH|DRM_UNLOCKED),
323 DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED),
324 DRM_IOCTL_DEF(DRM_RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED),
325 DRM_IOCTL_DEF(DRM_RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED),
771fe6b9
JG
326};
327int radeon_max_kms_ioctl = DRM_ARRAY_SIZE(radeon_ioctls_kms);
This page took 0.150916 seconds and 5 git commands to generate.