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1 | /* i915_dma.c -- DMA support for the I915 -*- linux-c -*- |
1 | /* i915_dma.c -- DMA support for the I915 -*- linux-c -*- |
2 | */ |
2 | */ |
3 | /* |
3 | /* |
4 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
4 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
5 | * All Rights Reserved. |
5 | * All Rights Reserved. |
6 | * |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a |
7 | * Permission is hereby granted, free of charge, to any person obtaining a |
8 | * copy of this software and associated documentation files (the |
8 | * copy of this software and associated documentation files (the |
9 | * "Software"), to deal in the Software without restriction, including |
9 | * "Software"), to deal in the Software without restriction, including |
10 | * without limitation the rights to use, copy, modify, merge, publish, |
10 | * without limitation the rights to use, copy, modify, merge, publish, |
11 | * distribute, sub license, and/or sell copies of the Software, and to |
11 | * distribute, sub license, and/or sell copies of the Software, and to |
12 | * permit persons to whom the Software is furnished to do so, subject to |
12 | * permit persons to whom the Software is furnished to do so, subject to |
13 | * the following conditions: |
13 | * the following conditions: |
14 | * |
14 | * |
15 | * The above copyright notice and this permission notice (including the |
15 | * The above copyright notice and this permission notice (including the |
16 | * next paragraph) shall be included in all copies or substantial portions |
16 | * next paragraph) shall be included in all copies or substantial portions |
17 | * of the Software. |
17 | * of the Software. |
18 | * |
18 | * |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
22 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
22 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
23 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
23 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
24 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
24 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
25 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
25 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
26 | * |
26 | * |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
29 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
30 | 30 | ||
31 | #include |
31 | #include |
32 | #include |
32 | #include |
33 | #include |
33 | #include |
34 | #include "intel_drv.h" |
34 | #include "intel_drv.h" |
35 | #include |
35 | #include |
36 | #include "i915_drv.h" |
36 | #include "i915_drv.h" |
37 | #include "i915_trace.h" |
37 | #include "i915_trace.h" |
38 | #include |
38 | #include |
39 | //#include |
39 | //#include |
40 | //#include |
40 | //#include |
41 | //#include |
41 | //#include |
42 | //#include |
42 | //#include |
43 | #include |
43 | #include |
44 | //#include |
44 | //#include |
45 | 45 | ||
46 | void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen); |
46 | void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen); |
47 | 47 | ||
48 | #define LP_RING(d) (&((struct drm_i915_private *)(d))->ring[RCS]) |
48 | #define LP_RING(d) (&((struct drm_i915_private *)(d))->ring[RCS]) |
49 | 49 | ||
50 | #define BEGIN_LP_RING(n) \ |
50 | #define BEGIN_LP_RING(n) \ |
51 | intel_ring_begin(LP_RING(dev_priv), (n)) |
51 | intel_ring_begin(LP_RING(dev_priv), (n)) |
52 | 52 | ||
53 | #define OUT_RING(x) \ |
53 | #define OUT_RING(x) \ |
54 | intel_ring_emit(LP_RING(dev_priv), x) |
54 | intel_ring_emit(LP_RING(dev_priv), x) |
55 | 55 | ||
56 | #define ADVANCE_LP_RING() \ |
56 | #define ADVANCE_LP_RING() \ |
57 | __intel_ring_advance(LP_RING(dev_priv)) |
57 | __intel_ring_advance(LP_RING(dev_priv)) |
58 | 58 | ||
59 | /** |
59 | /** |
60 | * Lock test for when it's just for synchronization of ring access. |
60 | * Lock test for when it's just for synchronization of ring access. |
61 | * |
61 | * |
62 | * In that case, we don't need to do it when GEM is initialized as nobody else |
62 | * In that case, we don't need to do it when GEM is initialized as nobody else |
63 | * has access to the ring. |
63 | * has access to the ring. |
64 | */ |
64 | */ |
65 | #define RING_LOCK_TEST_WITH_RETURN(dev, file) do { \ |
65 | #define RING_LOCK_TEST_WITH_RETURN(dev, file) do { \ |
66 | if (LP_RING(dev->dev_private)->obj == NULL) \ |
66 | if (LP_RING(dev->dev_private)->buffer->obj == NULL) \ |
67 | LOCK_TEST_WITH_RETURN(dev, file); \ |
67 | LOCK_TEST_WITH_RETURN(dev, file); \ |
68 | } while (0) |
68 | } while (0) |
69 | 69 | ||
70 | static inline u32 |
70 | static inline u32 |
71 | intel_read_legacy_status_page(struct drm_i915_private *dev_priv, int reg) |
71 | intel_read_legacy_status_page(struct drm_i915_private *dev_priv, int reg) |
72 | { |
72 | { |
73 | if (I915_NEED_GFX_HWS(dev_priv->dev)) |
73 | if (I915_NEED_GFX_HWS(dev_priv->dev)) |
74 | return ioread32(dev_priv->dri1.gfx_hws_cpu_addr + reg); |
74 | return ioread32(dev_priv->dri1.gfx_hws_cpu_addr + reg); |
75 | else |
75 | else |
76 | return intel_read_status_page(LP_RING(dev_priv), reg); |
76 | return intel_read_status_page(LP_RING(dev_priv), reg); |
77 | } |
77 | } |
78 | 78 | ||
79 | #define READ_HWSP(dev_priv, reg) intel_read_legacy_status_page(dev_priv, reg) |
79 | #define READ_HWSP(dev_priv, reg) intel_read_legacy_status_page(dev_priv, reg) |
80 | #define READ_BREADCRUMB(dev_priv) READ_HWSP(dev_priv, I915_BREADCRUMB_INDEX) |
80 | #define READ_BREADCRUMB(dev_priv) READ_HWSP(dev_priv, I915_BREADCRUMB_INDEX) |
81 | #define I915_BREADCRUMB_INDEX 0x21 |
81 | #define I915_BREADCRUMB_INDEX 0x21 |
82 | 82 | ||
83 | void i915_update_dri1_breadcrumb(struct drm_device *dev) |
83 | void i915_update_dri1_breadcrumb(struct drm_device *dev) |
84 | { |
84 | { |
85 | drm_i915_private_t *dev_priv = dev->dev_private; |
85 | struct drm_i915_private *dev_priv = dev->dev_private; |
86 | struct drm_i915_master_private *master_priv; |
86 | struct drm_i915_master_private *master_priv; |
87 | 87 | ||
88 | /* |
88 | /* |
89 | * The dri breadcrumb update races against the drm master disappearing. |
89 | * The dri breadcrumb update races against the drm master disappearing. |
90 | * Instead of trying to fix this (this is by far not the only ums issue) |
90 | * Instead of trying to fix this (this is by far not the only ums issue) |
91 | * just don't do the update in kms mode. |
91 | * just don't do the update in kms mode. |
92 | */ |
92 | */ |
93 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
93 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
94 | return; |
94 | return; |
95 | 95 | ||
96 | if (dev->primary->master) { |
96 | if (dev->primary->master) { |
97 | master_priv = dev->primary->master->driver_priv; |
97 | master_priv = dev->primary->master->driver_priv; |
98 | if (master_priv->sarea_priv) |
98 | if (master_priv->sarea_priv) |
99 | master_priv->sarea_priv->last_dispatch = |
99 | master_priv->sarea_priv->last_dispatch = |
100 | READ_BREADCRUMB(dev_priv); |
100 | READ_BREADCRUMB(dev_priv); |
101 | } |
101 | } |
102 | } |
102 | } |
103 | 103 | ||
104 | static void i915_write_hws_pga(struct drm_device *dev) |
104 | static void i915_write_hws_pga(struct drm_device *dev) |
105 | { |
105 | { |
106 | drm_i915_private_t *dev_priv = dev->dev_private; |
106 | struct drm_i915_private *dev_priv = dev->dev_private; |
107 | u32 addr; |
107 | u32 addr; |
108 | 108 | ||
109 | addr = dev_priv->status_page_dmah->busaddr; |
109 | addr = dev_priv->status_page_dmah->busaddr; |
110 | if (INTEL_INFO(dev)->gen >= 4) |
110 | if (INTEL_INFO(dev)->gen >= 4) |
111 | addr |= (dev_priv->status_page_dmah->busaddr >> 28) & 0xf0; |
111 | addr |= (dev_priv->status_page_dmah->busaddr >> 28) & 0xf0; |
112 | I915_WRITE(HWS_PGA, addr); |
112 | I915_WRITE(HWS_PGA, addr); |
113 | } |
113 | } |
114 | 114 | ||
115 | /** |
115 | /** |
116 | * Frees the hardware status page, whether it's a physical address or a virtual |
116 | * Frees the hardware status page, whether it's a physical address or a virtual |
117 | * address set up by the X Server. |
117 | * address set up by the X Server. |
118 | */ |
118 | */ |
119 | static void i915_free_hws(struct drm_device *dev) |
119 | static void i915_free_hws(struct drm_device *dev) |
120 | { |
120 | { |
121 | drm_i915_private_t *dev_priv = dev->dev_private; |
121 | struct drm_i915_private *dev_priv = dev->dev_private; |
122 | struct intel_ring_buffer *ring = LP_RING(dev_priv); |
122 | struct intel_engine_cs *ring = LP_RING(dev_priv); |
123 | 123 | ||
124 | if (dev_priv->status_page_dmah) { |
124 | if (dev_priv->status_page_dmah) { |
125 | drm_pci_free(dev, dev_priv->status_page_dmah); |
125 | drm_pci_free(dev, dev_priv->status_page_dmah); |
126 | dev_priv->status_page_dmah = NULL; |
126 | dev_priv->status_page_dmah = NULL; |
127 | } |
127 | } |
128 | 128 | ||
129 | if (ring->status_page.gfx_addr) { |
129 | if (ring->status_page.gfx_addr) { |
130 | ring->status_page.gfx_addr = 0; |
130 | ring->status_page.gfx_addr = 0; |
131 | iounmap(dev_priv->dri1.gfx_hws_cpu_addr); |
131 | iounmap(dev_priv->dri1.gfx_hws_cpu_addr); |
132 | } |
132 | } |
133 | 133 | ||
134 | /* Need to rewrite hardware status page */ |
134 | /* Need to rewrite hardware status page */ |
135 | I915_WRITE(HWS_PGA, 0x1ffff000); |
135 | I915_WRITE(HWS_PGA, 0x1ffff000); |
136 | } |
136 | } |
137 | 137 | ||
138 | #if 0 |
138 | #if 0 |
139 | 139 | ||
140 | void i915_kernel_lost_context(struct drm_device * dev) |
140 | void i915_kernel_lost_context(struct drm_device * dev) |
141 | { |
141 | { |
142 | drm_i915_private_t *dev_priv = dev->dev_private; |
142 | struct drm_i915_private *dev_priv = dev->dev_private; |
143 | struct drm_i915_master_private *master_priv; |
143 | struct drm_i915_master_private *master_priv; |
144 | struct intel_ring_buffer *ring = LP_RING(dev_priv); |
144 | struct intel_engine_cs *ring = LP_RING(dev_priv); |
- | 145 | struct intel_ringbuffer *ringbuf = ring->buffer; |
|
145 | 146 | ||
146 | /* |
147 | /* |
147 | * We should never lose context on the ring with modesetting |
148 | * We should never lose context on the ring with modesetting |
148 | * as we don't expose it to userspace |
149 | * as we don't expose it to userspace |
149 | */ |
150 | */ |
150 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
151 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
151 | return; |
152 | return; |
152 | 153 | ||
153 | ring->head = I915_READ_HEAD(ring) & HEAD_ADDR; |
154 | ringbuf->head = I915_READ_HEAD(ring) & HEAD_ADDR; |
154 | ring->tail = I915_READ_TAIL(ring) & TAIL_ADDR; |
155 | ringbuf->tail = I915_READ_TAIL(ring) & TAIL_ADDR; |
155 | ring->space = ring->head - (ring->tail + I915_RING_FREE_SPACE); |
156 | ringbuf->space = ringbuf->head - (ringbuf->tail + I915_RING_FREE_SPACE); |
156 | if (ring->space < 0) |
157 | if (ringbuf->space < 0) |
157 | ring->space += ring->size; |
158 | ringbuf->space += ringbuf->size; |
158 | 159 | ||
159 | if (!dev->primary->master) |
160 | if (!dev->primary->master) |
160 | return; |
161 | return; |
161 | 162 | ||
162 | master_priv = dev->primary->master->driver_priv; |
163 | master_priv = dev->primary->master->driver_priv; |
163 | if (ring->head == ring->tail && master_priv->sarea_priv) |
164 | if (ringbuf->head == ringbuf->tail && master_priv->sarea_priv) |
164 | master_priv->sarea_priv->perf_boxes |= I915_BOX_RING_EMPTY; |
165 | master_priv->sarea_priv->perf_boxes |= I915_BOX_RING_EMPTY; |
165 | } |
166 | } |
166 | 167 | ||
167 | static int i915_dma_cleanup(struct drm_device * dev) |
168 | static int i915_dma_cleanup(struct drm_device *dev) |
168 | { |
169 | { |
169 | drm_i915_private_t *dev_priv = dev->dev_private; |
170 | struct drm_i915_private *dev_priv = dev->dev_private; |
170 | int i; |
171 | int i; |
171 | 172 | ||
172 | /* Make sure interrupts are disabled here because the uninstall ioctl |
173 | /* Make sure interrupts are disabled here because the uninstall ioctl |
173 | * may not have been called from userspace and after dev_private |
174 | * may not have been called from userspace and after dev_private |
174 | * is freed, it's too late. |
175 | * is freed, it's too late. |
175 | */ |
176 | */ |
176 | if (dev->irq_enabled) |
177 | if (dev->irq_enabled) |
177 | drm_irq_uninstall(dev); |
178 | drm_irq_uninstall(dev); |
178 | 179 | ||
179 | mutex_lock(&dev->struct_mutex); |
180 | mutex_lock(&dev->struct_mutex); |
180 | for (i = 0; i < I915_NUM_RINGS; i++) |
181 | for (i = 0; i < I915_NUM_RINGS; i++) |
181 | intel_cleanup_ring_buffer(&dev_priv->ring[i]); |
182 | intel_cleanup_ring_buffer(&dev_priv->ring[i]); |
182 | mutex_unlock(&dev->struct_mutex); |
183 | mutex_unlock(&dev->struct_mutex); |
183 | 184 | ||
184 | /* Clear the HWS virtual address at teardown */ |
185 | /* Clear the HWS virtual address at teardown */ |
185 | if (I915_NEED_GFX_HWS(dev)) |
186 | if (I915_NEED_GFX_HWS(dev)) |
186 | i915_free_hws(dev); |
187 | i915_free_hws(dev); |
187 | 188 | ||
188 | return 0; |
189 | return 0; |
189 | } |
190 | } |
190 | 191 | ||
191 | static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init) |
192 | static int i915_initialize(struct drm_device *dev, drm_i915_init_t *init) |
192 | { |
193 | { |
193 | drm_i915_private_t *dev_priv = dev->dev_private; |
194 | struct drm_i915_private *dev_priv = dev->dev_private; |
194 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
195 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
195 | int ret; |
196 | int ret; |
196 | 197 | ||
197 | master_priv->sarea = drm_getsarea(dev); |
198 | master_priv->sarea = drm_getsarea(dev); |
198 | if (master_priv->sarea) { |
199 | if (master_priv->sarea) { |
199 | master_priv->sarea_priv = (drm_i915_sarea_t *) |
200 | master_priv->sarea_priv = (drm_i915_sarea_t *) |
200 | ((u8 *)master_priv->sarea->handle + init->sarea_priv_offset); |
201 | ((u8 *)master_priv->sarea->handle + init->sarea_priv_offset); |
201 | } else { |
202 | } else { |
202 | DRM_DEBUG_DRIVER("sarea not found assuming DRI2 userspace\n"); |
203 | DRM_DEBUG_DRIVER("sarea not found assuming DRI2 userspace\n"); |
203 | } |
204 | } |
204 | 205 | ||
205 | if (init->ring_size != 0) { |
206 | if (init->ring_size != 0) { |
206 | if (LP_RING(dev_priv)->obj != NULL) { |
207 | if (LP_RING(dev_priv)->buffer->obj != NULL) { |
207 | i915_dma_cleanup(dev); |
208 | i915_dma_cleanup(dev); |
208 | DRM_ERROR("Client tried to initialize ringbuffer in " |
209 | DRM_ERROR("Client tried to initialize ringbuffer in " |
209 | "GEM mode\n"); |
210 | "GEM mode\n"); |
210 | return -EINVAL; |
211 | return -EINVAL; |
211 | } |
212 | } |
212 | 213 | ||
213 | ret = intel_render_ring_init_dri(dev, |
214 | ret = intel_render_ring_init_dri(dev, |
214 | init->ring_start, |
215 | init->ring_start, |
215 | init->ring_size); |
216 | init->ring_size); |
216 | if (ret) { |
217 | if (ret) { |
217 | i915_dma_cleanup(dev); |
218 | i915_dma_cleanup(dev); |
218 | return ret; |
219 | return ret; |
219 | } |
220 | } |
220 | } |
221 | } |
221 | 222 | ||
222 | dev_priv->dri1.cpp = init->cpp; |
223 | dev_priv->dri1.cpp = init->cpp; |
223 | dev_priv->dri1.back_offset = init->back_offset; |
224 | dev_priv->dri1.back_offset = init->back_offset; |
224 | dev_priv->dri1.front_offset = init->front_offset; |
225 | dev_priv->dri1.front_offset = init->front_offset; |
225 | dev_priv->dri1.current_page = 0; |
226 | dev_priv->dri1.current_page = 0; |
226 | if (master_priv->sarea_priv) |
227 | if (master_priv->sarea_priv) |
227 | master_priv->sarea_priv->pf_current_page = 0; |
228 | master_priv->sarea_priv->pf_current_page = 0; |
228 | 229 | ||
229 | /* Allow hardware batchbuffers unless told otherwise. |
230 | /* Allow hardware batchbuffers unless told otherwise. |
230 | */ |
231 | */ |
231 | dev_priv->dri1.allow_batchbuffer = 1; |
232 | dev_priv->dri1.allow_batchbuffer = 1; |
232 | 233 | ||
233 | return 0; |
234 | return 0; |
234 | } |
235 | } |
235 | 236 | ||
236 | static int i915_dma_resume(struct drm_device * dev) |
237 | static int i915_dma_resume(struct drm_device *dev) |
237 | { |
238 | { |
238 | drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; |
239 | struct drm_i915_private *dev_priv = dev->dev_private; |
239 | struct intel_ring_buffer *ring = LP_RING(dev_priv); |
240 | struct intel_engine_cs *ring = LP_RING(dev_priv); |
240 | 241 | ||
241 | DRM_DEBUG_DRIVER("%s\n", __func__); |
242 | DRM_DEBUG_DRIVER("%s\n", __func__); |
242 | 243 | ||
243 | if (ring->virtual_start == NULL) { |
244 | if (ring->buffer->virtual_start == NULL) { |
244 | DRM_ERROR("can not ioremap virtual address for" |
245 | DRM_ERROR("can not ioremap virtual address for" |
245 | " ring buffer\n"); |
246 | " ring buffer\n"); |
246 | return -ENOMEM; |
247 | return -ENOMEM; |
247 | } |
248 | } |
248 | 249 | ||
249 | /* Program Hardware Status Page */ |
250 | /* Program Hardware Status Page */ |
250 | if (!ring->status_page.page_addr) { |
251 | if (!ring->status_page.page_addr) { |
251 | DRM_ERROR("Can not find hardware status page\n"); |
252 | DRM_ERROR("Can not find hardware status page\n"); |
252 | return -EINVAL; |
253 | return -EINVAL; |
253 | } |
254 | } |
254 | DRM_DEBUG_DRIVER("hw status page @ %p\n", |
255 | DRM_DEBUG_DRIVER("hw status page @ %p\n", |
255 | ring->status_page.page_addr); |
256 | ring->status_page.page_addr); |
256 | if (ring->status_page.gfx_addr != 0) |
257 | if (ring->status_page.gfx_addr != 0) |
257 | intel_ring_setup_status_page(ring); |
258 | intel_ring_setup_status_page(ring); |
258 | else |
259 | else |
259 | i915_write_hws_pga(dev); |
260 | i915_write_hws_pga(dev); |
260 | 261 | ||
261 | DRM_DEBUG_DRIVER("Enabled hardware status page\n"); |
262 | DRM_DEBUG_DRIVER("Enabled hardware status page\n"); |
262 | 263 | ||
263 | return 0; |
264 | return 0; |
264 | } |
265 | } |
265 | 266 | ||
266 | static int i915_dma_init(struct drm_device *dev, void *data, |
267 | static int i915_dma_init(struct drm_device *dev, void *data, |
267 | struct drm_file *file_priv) |
268 | struct drm_file *file_priv) |
268 | { |
269 | { |
269 | drm_i915_init_t *init = data; |
270 | drm_i915_init_t *init = data; |
270 | int retcode = 0; |
271 | int retcode = 0; |
271 | 272 | ||
272 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
273 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
273 | return -ENODEV; |
274 | return -ENODEV; |
274 | 275 | ||
275 | switch (init->func) { |
276 | switch (init->func) { |
276 | case I915_INIT_DMA: |
277 | case I915_INIT_DMA: |
277 | retcode = i915_initialize(dev, init); |
278 | retcode = i915_initialize(dev, init); |
278 | break; |
279 | break; |
279 | case I915_CLEANUP_DMA: |
280 | case I915_CLEANUP_DMA: |
280 | retcode = i915_dma_cleanup(dev); |
281 | retcode = i915_dma_cleanup(dev); |
281 | break; |
282 | break; |
282 | case I915_RESUME_DMA: |
283 | case I915_RESUME_DMA: |
283 | retcode = i915_dma_resume(dev); |
284 | retcode = i915_dma_resume(dev); |
284 | break; |
285 | break; |
285 | default: |
286 | default: |
286 | retcode = -EINVAL; |
287 | retcode = -EINVAL; |
287 | break; |
288 | break; |
288 | } |
289 | } |
289 | 290 | ||
290 | return retcode; |
291 | return retcode; |
291 | } |
292 | } |
292 | 293 | ||
293 | /* Implement basically the same security restrictions as hardware does |
294 | /* Implement basically the same security restrictions as hardware does |
294 | * for MI_BATCH_NON_SECURE. These can be made stricter at any time. |
295 | * for MI_BATCH_NON_SECURE. These can be made stricter at any time. |
295 | * |
296 | * |
296 | * Most of the calculations below involve calculating the size of a |
297 | * Most of the calculations below involve calculating the size of a |
297 | * particular instruction. It's important to get the size right as |
298 | * particular instruction. It's important to get the size right as |
298 | * that tells us where the next instruction to check is. Any illegal |
299 | * that tells us where the next instruction to check is. Any illegal |
299 | * instruction detected will be given a size of zero, which is a |
300 | * instruction detected will be given a size of zero, which is a |
300 | * signal to abort the rest of the buffer. |
301 | * signal to abort the rest of the buffer. |
301 | */ |
302 | */ |
302 | static int validate_cmd(int cmd) |
303 | static int validate_cmd(int cmd) |
303 | { |
304 | { |
304 | switch (((cmd >> 29) & 0x7)) { |
305 | switch (((cmd >> 29) & 0x7)) { |
305 | case 0x0: |
306 | case 0x0: |
306 | switch ((cmd >> 23) & 0x3f) { |
307 | switch ((cmd >> 23) & 0x3f) { |
307 | case 0x0: |
308 | case 0x0: |
308 | return 1; /* MI_NOOP */ |
309 | return 1; /* MI_NOOP */ |
309 | case 0x4: |
310 | case 0x4: |
310 | return 1; /* MI_FLUSH */ |
311 | return 1; /* MI_FLUSH */ |
311 | default: |
312 | default: |
312 | return 0; /* disallow everything else */ |
313 | return 0; /* disallow everything else */ |
313 | } |
314 | } |
314 | break; |
315 | break; |
315 | case 0x1: |
316 | case 0x1: |
316 | return 0; /* reserved */ |
317 | return 0; /* reserved */ |
317 | case 0x2: |
318 | case 0x2: |
318 | return (cmd & 0xff) + 2; /* 2d commands */ |
319 | return (cmd & 0xff) + 2; /* 2d commands */ |
319 | case 0x3: |
320 | case 0x3: |
320 | if (((cmd >> 24) & 0x1f) <= 0x18) |
321 | if (((cmd >> 24) & 0x1f) <= 0x18) |
321 | return 1; |
322 | return 1; |
322 | 323 | ||
323 | switch ((cmd >> 24) & 0x1f) { |
324 | switch ((cmd >> 24) & 0x1f) { |
324 | case 0x1c: |
325 | case 0x1c: |
325 | return 1; |
326 | return 1; |
326 | case 0x1d: |
327 | case 0x1d: |
327 | switch ((cmd >> 16) & 0xff) { |
328 | switch ((cmd >> 16) & 0xff) { |
328 | case 0x3: |
329 | case 0x3: |
329 | return (cmd & 0x1f) + 2; |
330 | return (cmd & 0x1f) + 2; |
330 | case 0x4: |
331 | case 0x4: |
331 | return (cmd & 0xf) + 2; |
332 | return (cmd & 0xf) + 2; |
332 | default: |
333 | default: |
333 | return (cmd & 0xffff) + 2; |
334 | return (cmd & 0xffff) + 2; |
334 | } |
335 | } |
335 | case 0x1e: |
336 | case 0x1e: |
336 | if (cmd & (1 << 23)) |
337 | if (cmd & (1 << 23)) |
337 | return (cmd & 0xffff) + 1; |
338 | return (cmd & 0xffff) + 1; |
338 | else |
339 | else |
339 | return 1; |
340 | return 1; |
340 | case 0x1f: |
341 | case 0x1f: |
341 | if ((cmd & (1 << 23)) == 0) /* inline vertices */ |
342 | if ((cmd & (1 << 23)) == 0) /* inline vertices */ |
342 | return (cmd & 0x1ffff) + 2; |
343 | return (cmd & 0x1ffff) + 2; |
343 | else if (cmd & (1 << 17)) /* indirect random */ |
344 | else if (cmd & (1 << 17)) /* indirect random */ |
344 | if ((cmd & 0xffff) == 0) |
345 | if ((cmd & 0xffff) == 0) |
345 | return 0; /* unknown length, too hard */ |
346 | return 0; /* unknown length, too hard */ |
346 | else |
347 | else |
347 | return (((cmd & 0xffff) + 1) / 2) + 1; |
348 | return (((cmd & 0xffff) + 1) / 2) + 1; |
348 | else |
349 | else |
349 | return 2; /* indirect sequential */ |
350 | return 2; /* indirect sequential */ |
350 | default: |
351 | default: |
351 | return 0; |
352 | return 0; |
352 | } |
353 | } |
353 | default: |
354 | default: |
354 | return 0; |
355 | return 0; |
355 | } |
356 | } |
356 | 357 | ||
357 | return 0; |
358 | return 0; |
358 | } |
359 | } |
359 | 360 | ||
360 | static int i915_emit_cmds(struct drm_device * dev, int *buffer, int dwords) |
361 | static int i915_emit_cmds(struct drm_device *dev, int *buffer, int dwords) |
361 | { |
362 | { |
362 | drm_i915_private_t *dev_priv = dev->dev_private; |
363 | struct drm_i915_private *dev_priv = dev->dev_private; |
363 | int i, ret; |
364 | int i, ret; |
364 | 365 | ||
365 | if ((dwords+1) * sizeof(int) >= LP_RING(dev_priv)->size - 8) |
366 | if ((dwords+1) * sizeof(int) >= LP_RING(dev_priv)->buffer->size - 8) |
366 | return -EINVAL; |
367 | return -EINVAL; |
367 | 368 | ||
368 | for (i = 0; i < dwords;) { |
369 | for (i = 0; i < dwords;) { |
369 | int sz = validate_cmd(buffer[i]); |
370 | int sz = validate_cmd(buffer[i]); |
- | 371 | ||
370 | if (sz == 0 || i + sz > dwords) |
372 | if (sz == 0 || i + sz > dwords) |
371 | return -EINVAL; |
373 | return -EINVAL; |
372 | i += sz; |
374 | i += sz; |
373 | } |
375 | } |
374 | 376 | ||
375 | ret = BEGIN_LP_RING((dwords+1)&~1); |
377 | ret = BEGIN_LP_RING((dwords+1)&~1); |
376 | if (ret) |
378 | if (ret) |
377 | return ret; |
379 | return ret; |
378 | 380 | ||
379 | for (i = 0; i < dwords; i++) |
381 | for (i = 0; i < dwords; i++) |
380 | OUT_RING(buffer[i]); |
382 | OUT_RING(buffer[i]); |
381 | if (dwords & 1) |
383 | if (dwords & 1) |
382 | OUT_RING(0); |
384 | OUT_RING(0); |
383 | 385 | ||
384 | ADVANCE_LP_RING(); |
386 | ADVANCE_LP_RING(); |
385 | 387 | ||
386 | return 0; |
388 | return 0; |
387 | } |
389 | } |
388 | #endif |
390 | #endif |
389 | 391 | ||
390 | int |
392 | int |
391 | i915_emit_box(struct drm_device *dev, |
393 | i915_emit_box(struct drm_device *dev, |
392 | struct drm_clip_rect *box, |
394 | struct drm_clip_rect *box, |
393 | int DR1, int DR4) |
395 | int DR1, int DR4) |
394 | { |
396 | { |
395 | struct drm_i915_private *dev_priv = dev->dev_private; |
397 | struct drm_i915_private *dev_priv = dev->dev_private; |
396 | int ret; |
398 | int ret; |
397 | 399 | ||
398 | if (box->y2 <= box->y1 || box->x2 <= box->x1 || |
400 | if (box->y2 <= box->y1 || box->x2 <= box->x1 || |
399 | box->y2 <= 0 || box->x2 <= 0) { |
401 | box->y2 <= 0 || box->x2 <= 0) { |
400 | DRM_ERROR("Bad box %d,%d..%d,%d\n", |
402 | DRM_ERROR("Bad box %d,%d..%d,%d\n", |
401 | box->x1, box->y1, box->x2, box->y2); |
403 | box->x1, box->y1, box->x2, box->y2); |
402 | return -EINVAL; |
404 | return -EINVAL; |
403 | } |
405 | } |
404 | 406 | ||
405 | if (INTEL_INFO(dev)->gen >= 4) { |
407 | if (INTEL_INFO(dev)->gen >= 4) { |
406 | ret = BEGIN_LP_RING(4); |
408 | ret = BEGIN_LP_RING(4); |
407 | if (ret) |
409 | if (ret) |
408 | return ret; |
410 | return ret; |
409 | 411 | ||
410 | OUT_RING(GFX_OP_DRAWRECT_INFO_I965); |
412 | OUT_RING(GFX_OP_DRAWRECT_INFO_I965); |
411 | OUT_RING((box->x1 & 0xffff) | (box->y1 << 16)); |
413 | OUT_RING((box->x1 & 0xffff) | (box->y1 << 16)); |
412 | OUT_RING(((box->x2 - 1) & 0xffff) | ((box->y2 - 1) << 16)); |
414 | OUT_RING(((box->x2 - 1) & 0xffff) | ((box->y2 - 1) << 16)); |
413 | OUT_RING(DR4); |
415 | OUT_RING(DR4); |
414 | } else { |
416 | } else { |
415 | ret = BEGIN_LP_RING(6); |
417 | ret = BEGIN_LP_RING(6); |
416 | if (ret) |
418 | if (ret) |
417 | return ret; |
419 | return ret; |
418 | 420 | ||
419 | OUT_RING(GFX_OP_DRAWRECT_INFO); |
421 | OUT_RING(GFX_OP_DRAWRECT_INFO); |
420 | OUT_RING(DR1); |
422 | OUT_RING(DR1); |
421 | OUT_RING((box->x1 & 0xffff) | (box->y1 << 16)); |
423 | OUT_RING((box->x1 & 0xffff) | (box->y1 << 16)); |
422 | OUT_RING(((box->x2 - 1) & 0xffff) | ((box->y2 - 1) << 16)); |
424 | OUT_RING(((box->x2 - 1) & 0xffff) | ((box->y2 - 1) << 16)); |
423 | OUT_RING(DR4); |
425 | OUT_RING(DR4); |
424 | OUT_RING(0); |
426 | OUT_RING(0); |
425 | } |
427 | } |
426 | ADVANCE_LP_RING(); |
428 | ADVANCE_LP_RING(); |
427 | 429 | ||
428 | return 0; |
430 | return 0; |
429 | } |
431 | } |
430 | 432 | ||
431 | #if 0 |
433 | #if 0 |
432 | /* XXX: Emitting the counter should really be moved to part of the IRQ |
434 | /* XXX: Emitting the counter should really be moved to part of the IRQ |
433 | * emit. For now, do it in both places: |
435 | * emit. For now, do it in both places: |
434 | */ |
436 | */ |
435 | 437 | ||
436 | static void i915_emit_breadcrumb(struct drm_device *dev) |
438 | static void i915_emit_breadcrumb(struct drm_device *dev) |
437 | { |
439 | { |
438 | drm_i915_private_t *dev_priv = dev->dev_private; |
440 | struct drm_i915_private *dev_priv = dev->dev_private; |
439 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
441 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
440 | 442 | ||
441 | dev_priv->dri1.counter++; |
443 | dev_priv->dri1.counter++; |
442 | if (dev_priv->dri1.counter > 0x7FFFFFFFUL) |
444 | if (dev_priv->dri1.counter > 0x7FFFFFFFUL) |
443 | dev_priv->dri1.counter = 0; |
445 | dev_priv->dri1.counter = 0; |
444 | if (master_priv->sarea_priv) |
446 | if (master_priv->sarea_priv) |
445 | master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter; |
447 | master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter; |
446 | 448 | ||
447 | if (BEGIN_LP_RING(4) == 0) { |
449 | if (BEGIN_LP_RING(4) == 0) { |
448 | OUT_RING(MI_STORE_DWORD_INDEX); |
450 | OUT_RING(MI_STORE_DWORD_INDEX); |
449 | OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT); |
451 | OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT); |
450 | OUT_RING(dev_priv->dri1.counter); |
452 | OUT_RING(dev_priv->dri1.counter); |
451 | OUT_RING(0); |
453 | OUT_RING(0); |
452 | ADVANCE_LP_RING(); |
454 | ADVANCE_LP_RING(); |
453 | } |
455 | } |
454 | } |
456 | } |
455 | 457 | ||
456 | static int i915_dispatch_cmdbuffer(struct drm_device * dev, |
458 | static int i915_dispatch_cmdbuffer(struct drm_device *dev, |
457 | drm_i915_cmdbuffer_t *cmd, |
459 | drm_i915_cmdbuffer_t *cmd, |
458 | struct drm_clip_rect *cliprects, |
460 | struct drm_clip_rect *cliprects, |
459 | void *cmdbuf) |
461 | void *cmdbuf) |
460 | { |
462 | { |
461 | int nbox = cmd->num_cliprects; |
463 | int nbox = cmd->num_cliprects; |
462 | int i = 0, count, ret; |
464 | int i = 0, count, ret; |
463 | 465 | ||
464 | if (cmd->sz & 0x3) { |
466 | if (cmd->sz & 0x3) { |
465 | DRM_ERROR("alignment"); |
467 | DRM_ERROR("alignment"); |
466 | return -EINVAL; |
468 | return -EINVAL; |
467 | } |
469 | } |
468 | 470 | ||
469 | i915_kernel_lost_context(dev); |
471 | i915_kernel_lost_context(dev); |
470 | 472 | ||
471 | count = nbox ? nbox : 1; |
473 | count = nbox ? nbox : 1; |
472 | 474 | ||
473 | for (i = 0; i < count; i++) { |
475 | for (i = 0; i < count; i++) { |
474 | if (i < nbox) { |
476 | if (i < nbox) { |
475 | ret = i915_emit_box(dev, &cliprects[i], |
477 | ret = i915_emit_box(dev, &cliprects[i], |
476 | cmd->DR1, cmd->DR4); |
478 | cmd->DR1, cmd->DR4); |
477 | if (ret) |
479 | if (ret) |
478 | return ret; |
480 | return ret; |
479 | } |
481 | } |
480 | 482 | ||
481 | ret = i915_emit_cmds(dev, cmdbuf, cmd->sz / 4); |
483 | ret = i915_emit_cmds(dev, cmdbuf, cmd->sz / 4); |
482 | if (ret) |
484 | if (ret) |
483 | return ret; |
485 | return ret; |
484 | } |
486 | } |
485 | 487 | ||
486 | i915_emit_breadcrumb(dev); |
488 | i915_emit_breadcrumb(dev); |
487 | return 0; |
489 | return 0; |
488 | } |
490 | } |
489 | 491 | ||
490 | static int i915_dispatch_batchbuffer(struct drm_device * dev, |
492 | static int i915_dispatch_batchbuffer(struct drm_device *dev, |
491 | drm_i915_batchbuffer_t * batch, |
493 | drm_i915_batchbuffer_t *batch, |
492 | struct drm_clip_rect *cliprects) |
494 | struct drm_clip_rect *cliprects) |
493 | { |
495 | { |
494 | struct drm_i915_private *dev_priv = dev->dev_private; |
496 | struct drm_i915_private *dev_priv = dev->dev_private; |
495 | int nbox = batch->num_cliprects; |
497 | int nbox = batch->num_cliprects; |
496 | int i, count, ret; |
498 | int i, count, ret; |
497 | 499 | ||
498 | if ((batch->start | batch->used) & 0x7) { |
500 | if ((batch->start | batch->used) & 0x7) { |
499 | DRM_ERROR("alignment"); |
501 | DRM_ERROR("alignment"); |
500 | return -EINVAL; |
502 | return -EINVAL; |
501 | } |
503 | } |
502 | 504 | ||
503 | i915_kernel_lost_context(dev); |
505 | i915_kernel_lost_context(dev); |
504 | 506 | ||
505 | count = nbox ? nbox : 1; |
507 | count = nbox ? nbox : 1; |
506 | for (i = 0; i < count; i++) { |
508 | for (i = 0; i < count; i++) { |
507 | if (i < nbox) { |
509 | if (i < nbox) { |
508 | ret = i915_emit_box(dev, &cliprects[i], |
510 | ret = i915_emit_box(dev, &cliprects[i], |
509 | batch->DR1, batch->DR4); |
511 | batch->DR1, batch->DR4); |
510 | if (ret) |
512 | if (ret) |
511 | return ret; |
513 | return ret; |
512 | } |
514 | } |
513 | 515 | ||
514 | if (!IS_I830(dev) && !IS_845G(dev)) { |
516 | if (!IS_I830(dev) && !IS_845G(dev)) { |
515 | ret = BEGIN_LP_RING(2); |
517 | ret = BEGIN_LP_RING(2); |
516 | if (ret) |
518 | if (ret) |
517 | return ret; |
519 | return ret; |
518 | 520 | ||
519 | if (INTEL_INFO(dev)->gen >= 4) { |
521 | if (INTEL_INFO(dev)->gen >= 4) { |
520 | OUT_RING(MI_BATCH_BUFFER_START | (2 << 6) | MI_BATCH_NON_SECURE_I965); |
522 | OUT_RING(MI_BATCH_BUFFER_START | (2 << 6) | MI_BATCH_NON_SECURE_I965); |
521 | OUT_RING(batch->start); |
523 | OUT_RING(batch->start); |
522 | } else { |
524 | } else { |
523 | OUT_RING(MI_BATCH_BUFFER_START | (2 << 6)); |
525 | OUT_RING(MI_BATCH_BUFFER_START | (2 << 6)); |
524 | OUT_RING(batch->start | MI_BATCH_NON_SECURE); |
526 | OUT_RING(batch->start | MI_BATCH_NON_SECURE); |
525 | } |
527 | } |
526 | } else { |
528 | } else { |
527 | ret = BEGIN_LP_RING(4); |
529 | ret = BEGIN_LP_RING(4); |
528 | if (ret) |
530 | if (ret) |
529 | return ret; |
531 | return ret; |
530 | 532 | ||
531 | OUT_RING(MI_BATCH_BUFFER); |
533 | OUT_RING(MI_BATCH_BUFFER); |
532 | OUT_RING(batch->start | MI_BATCH_NON_SECURE); |
534 | OUT_RING(batch->start | MI_BATCH_NON_SECURE); |
533 | OUT_RING(batch->start + batch->used - 4); |
535 | OUT_RING(batch->start + batch->used - 4); |
534 | OUT_RING(0); |
536 | OUT_RING(0); |
535 | } |
537 | } |
536 | ADVANCE_LP_RING(); |
538 | ADVANCE_LP_RING(); |
537 | } |
539 | } |
538 | 540 | ||
539 | 541 | ||
540 | if (IS_G4X(dev) || IS_GEN5(dev)) { |
542 | if (IS_G4X(dev) || IS_GEN5(dev)) { |
541 | if (BEGIN_LP_RING(2) == 0) { |
543 | if (BEGIN_LP_RING(2) == 0) { |
542 | OUT_RING(MI_FLUSH | MI_NO_WRITE_FLUSH | MI_INVALIDATE_ISP); |
544 | OUT_RING(MI_FLUSH | MI_NO_WRITE_FLUSH | MI_INVALIDATE_ISP); |
543 | OUT_RING(MI_NOOP); |
545 | OUT_RING(MI_NOOP); |
544 | ADVANCE_LP_RING(); |
546 | ADVANCE_LP_RING(); |
545 | } |
547 | } |
546 | } |
548 | } |
547 | 549 | ||
548 | i915_emit_breadcrumb(dev); |
550 | i915_emit_breadcrumb(dev); |
549 | return 0; |
551 | return 0; |
550 | } |
552 | } |
551 | 553 | ||
552 | static int i915_dispatch_flip(struct drm_device * dev) |
554 | static int i915_dispatch_flip(struct drm_device *dev) |
553 | { |
555 | { |
554 | drm_i915_private_t *dev_priv = dev->dev_private; |
556 | struct drm_i915_private *dev_priv = dev->dev_private; |
555 | struct drm_i915_master_private *master_priv = |
557 | struct drm_i915_master_private *master_priv = |
556 | dev->primary->master->driver_priv; |
558 | dev->primary->master->driver_priv; |
557 | int ret; |
559 | int ret; |
558 | 560 | ||
559 | if (!master_priv->sarea_priv) |
561 | if (!master_priv->sarea_priv) |
560 | return -EINVAL; |
562 | return -EINVAL; |
561 | 563 | ||
562 | DRM_DEBUG_DRIVER("%s: page=%d pfCurrentPage=%d\n", |
564 | DRM_DEBUG_DRIVER("%s: page=%d pfCurrentPage=%d\n", |
563 | __func__, |
565 | __func__, |
564 | dev_priv->dri1.current_page, |
566 | dev_priv->dri1.current_page, |
565 | master_priv->sarea_priv->pf_current_page); |
567 | master_priv->sarea_priv->pf_current_page); |
566 | 568 | ||
567 | i915_kernel_lost_context(dev); |
569 | i915_kernel_lost_context(dev); |
568 | 570 | ||
569 | ret = BEGIN_LP_RING(10); |
571 | ret = BEGIN_LP_RING(10); |
570 | if (ret) |
572 | if (ret) |
571 | return ret; |
573 | return ret; |
572 | 574 | ||
573 | OUT_RING(MI_FLUSH | MI_READ_FLUSH); |
575 | OUT_RING(MI_FLUSH | MI_READ_FLUSH); |
574 | OUT_RING(0); |
576 | OUT_RING(0); |
575 | 577 | ||
576 | OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP); |
578 | OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP); |
577 | OUT_RING(0); |
579 | OUT_RING(0); |
578 | if (dev_priv->dri1.current_page == 0) { |
580 | if (dev_priv->dri1.current_page == 0) { |
579 | OUT_RING(dev_priv->dri1.back_offset); |
581 | OUT_RING(dev_priv->dri1.back_offset); |
580 | dev_priv->dri1.current_page = 1; |
582 | dev_priv->dri1.current_page = 1; |
581 | } else { |
583 | } else { |
582 | OUT_RING(dev_priv->dri1.front_offset); |
584 | OUT_RING(dev_priv->dri1.front_offset); |
583 | dev_priv->dri1.current_page = 0; |
585 | dev_priv->dri1.current_page = 0; |
584 | } |
586 | } |
585 | OUT_RING(0); |
587 | OUT_RING(0); |
586 | 588 | ||
587 | OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_A_FLIP); |
589 | OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_A_FLIP); |
588 | OUT_RING(0); |
590 | OUT_RING(0); |
589 | 591 | ||
590 | ADVANCE_LP_RING(); |
592 | ADVANCE_LP_RING(); |
591 | 593 | ||
592 | master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter++; |
594 | master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter++; |
593 | 595 | ||
594 | if (BEGIN_LP_RING(4) == 0) { |
596 | if (BEGIN_LP_RING(4) == 0) { |
595 | OUT_RING(MI_STORE_DWORD_INDEX); |
597 | OUT_RING(MI_STORE_DWORD_INDEX); |
596 | OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT); |
598 | OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT); |
597 | OUT_RING(dev_priv->dri1.counter); |
599 | OUT_RING(dev_priv->dri1.counter); |
598 | OUT_RING(0); |
600 | OUT_RING(0); |
599 | ADVANCE_LP_RING(); |
601 | ADVANCE_LP_RING(); |
600 | } |
602 | } |
601 | 603 | ||
602 | master_priv->sarea_priv->pf_current_page = dev_priv->dri1.current_page; |
604 | master_priv->sarea_priv->pf_current_page = dev_priv->dri1.current_page; |
603 | return 0; |
605 | return 0; |
604 | } |
606 | } |
605 | 607 | ||
606 | static int i915_quiescent(struct drm_device *dev) |
608 | static int i915_quiescent(struct drm_device *dev) |
607 | { |
609 | { |
608 | i915_kernel_lost_context(dev); |
610 | i915_kernel_lost_context(dev); |
609 | return intel_ring_idle(LP_RING(dev->dev_private)); |
611 | return intel_ring_idle(LP_RING(dev->dev_private)); |
610 | } |
612 | } |
611 | 613 | ||
612 | static int i915_flush_ioctl(struct drm_device *dev, void *data, |
614 | static int i915_flush_ioctl(struct drm_device *dev, void *data, |
613 | struct drm_file *file_priv) |
615 | struct drm_file *file_priv) |
614 | { |
616 | { |
615 | int ret; |
617 | int ret; |
616 | 618 | ||
617 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
619 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
618 | return -ENODEV; |
620 | return -ENODEV; |
619 | 621 | ||
620 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
622 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
621 | 623 | ||
622 | mutex_lock(&dev->struct_mutex); |
624 | mutex_lock(&dev->struct_mutex); |
623 | ret = i915_quiescent(dev); |
625 | ret = i915_quiescent(dev); |
624 | mutex_unlock(&dev->struct_mutex); |
626 | mutex_unlock(&dev->struct_mutex); |
625 | 627 | ||
626 | return ret; |
628 | return ret; |
627 | } |
629 | } |
628 | 630 | ||
629 | static int i915_batchbuffer(struct drm_device *dev, void *data, |
631 | static int i915_batchbuffer(struct drm_device *dev, void *data, |
630 | struct drm_file *file_priv) |
632 | struct drm_file *file_priv) |
631 | { |
633 | { |
632 | drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; |
634 | struct drm_i915_private *dev_priv = dev->dev_private; |
633 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
635 | struct drm_i915_master_private *master_priv; |
634 | drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *) |
636 | drm_i915_sarea_t *sarea_priv; |
635 | master_priv->sarea_priv; |
- | |
636 | drm_i915_batchbuffer_t *batch = data; |
637 | drm_i915_batchbuffer_t *batch = data; |
637 | int ret; |
638 | int ret; |
638 | struct drm_clip_rect *cliprects = NULL; |
639 | struct drm_clip_rect *cliprects = NULL; |
639 | 640 | ||
640 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
641 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
641 | return -ENODEV; |
642 | return -ENODEV; |
- | 643 | ||
- | 644 | master_priv = dev->primary->master->driver_priv; |
|
- | 645 | sarea_priv = (drm_i915_sarea_t *) master_priv->sarea_priv; |
|
642 | 646 | ||
643 | if (!dev_priv->dri1.allow_batchbuffer) { |
647 | if (!dev_priv->dri1.allow_batchbuffer) { |
644 | DRM_ERROR("Batchbuffer ioctl disabled\n"); |
648 | DRM_ERROR("Batchbuffer ioctl disabled\n"); |
645 | return -EINVAL; |
649 | return -EINVAL; |
646 | } |
650 | } |
647 | 651 | ||
648 | DRM_DEBUG_DRIVER("i915 batchbuffer, start %x used %d cliprects %d\n", |
652 | DRM_DEBUG_DRIVER("i915 batchbuffer, start %x used %d cliprects %d\n", |
649 | batch->start, batch->used, batch->num_cliprects); |
653 | batch->start, batch->used, batch->num_cliprects); |
650 | 654 | ||
651 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
655 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
652 | 656 | ||
653 | if (batch->num_cliprects < 0) |
657 | if (batch->num_cliprects < 0) |
654 | return -EINVAL; |
658 | return -EINVAL; |
655 | 659 | ||
656 | if (batch->num_cliprects) { |
660 | if (batch->num_cliprects) { |
657 | cliprects = kcalloc(batch->num_cliprects, |
661 | cliprects = kcalloc(batch->num_cliprects, |
658 | sizeof(*cliprects), |
662 | sizeof(*cliprects), |
659 | GFP_KERNEL); |
663 | GFP_KERNEL); |
660 | if (cliprects == NULL) |
664 | if (cliprects == NULL) |
661 | return -ENOMEM; |
665 | return -ENOMEM; |
662 | 666 | ||
663 | ret = copy_from_user(cliprects, batch->cliprects, |
667 | ret = copy_from_user(cliprects, batch->cliprects, |
664 | batch->num_cliprects * |
668 | batch->num_cliprects * |
665 | sizeof(struct drm_clip_rect)); |
669 | sizeof(struct drm_clip_rect)); |
666 | if (ret != 0) { |
670 | if (ret != 0) { |
667 | ret = -EFAULT; |
671 | ret = -EFAULT; |
668 | goto fail_free; |
672 | goto fail_free; |
669 | } |
673 | } |
670 | } |
674 | } |
671 | 675 | ||
672 | mutex_lock(&dev->struct_mutex); |
676 | mutex_lock(&dev->struct_mutex); |
673 | ret = i915_dispatch_batchbuffer(dev, batch, cliprects); |
677 | ret = i915_dispatch_batchbuffer(dev, batch, cliprects); |
674 | mutex_unlock(&dev->struct_mutex); |
678 | mutex_unlock(&dev->struct_mutex); |
675 | 679 | ||
676 | if (sarea_priv) |
680 | if (sarea_priv) |
677 | sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); |
681 | sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); |
678 | 682 | ||
679 | fail_free: |
683 | fail_free: |
680 | kfree(cliprects); |
684 | kfree(cliprects); |
681 | 685 | ||
682 | return ret; |
686 | return ret; |
683 | } |
687 | } |
684 | 688 | ||
685 | static int i915_cmdbuffer(struct drm_device *dev, void *data, |
689 | static int i915_cmdbuffer(struct drm_device *dev, void *data, |
686 | struct drm_file *file_priv) |
690 | struct drm_file *file_priv) |
687 | { |
691 | { |
688 | drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; |
692 | struct drm_i915_private *dev_priv = dev->dev_private; |
689 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
693 | struct drm_i915_master_private *master_priv; |
690 | drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *) |
694 | drm_i915_sarea_t *sarea_priv; |
691 | master_priv->sarea_priv; |
- | |
692 | drm_i915_cmdbuffer_t *cmdbuf = data; |
695 | drm_i915_cmdbuffer_t *cmdbuf = data; |
693 | struct drm_clip_rect *cliprects = NULL; |
696 | struct drm_clip_rect *cliprects = NULL; |
694 | void *batch_data; |
697 | void *batch_data; |
695 | int ret; |
698 | int ret; |
696 | 699 | ||
697 | DRM_DEBUG_DRIVER("i915 cmdbuffer, buf %p sz %d cliprects %d\n", |
700 | DRM_DEBUG_DRIVER("i915 cmdbuffer, buf %p sz %d cliprects %d\n", |
698 | cmdbuf->buf, cmdbuf->sz, cmdbuf->num_cliprects); |
701 | cmdbuf->buf, cmdbuf->sz, cmdbuf->num_cliprects); |
699 | 702 | ||
700 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
703 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
701 | return -ENODEV; |
704 | return -ENODEV; |
- | 705 | ||
- | 706 | master_priv = dev->primary->master->driver_priv; |
|
- | 707 | sarea_priv = (drm_i915_sarea_t *) master_priv->sarea_priv; |
|
702 | 708 | ||
703 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
709 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
704 | 710 | ||
705 | if (cmdbuf->num_cliprects < 0) |
711 | if (cmdbuf->num_cliprects < 0) |
706 | return -EINVAL; |
712 | return -EINVAL; |
707 | 713 | ||
708 | batch_data = kmalloc(cmdbuf->sz, GFP_KERNEL); |
714 | batch_data = kmalloc(cmdbuf->sz, GFP_KERNEL); |
709 | if (batch_data == NULL) |
715 | if (batch_data == NULL) |
710 | return -ENOMEM; |
716 | return -ENOMEM; |
711 | 717 | ||
712 | ret = copy_from_user(batch_data, cmdbuf->buf, cmdbuf->sz); |
718 | ret = copy_from_user(batch_data, cmdbuf->buf, cmdbuf->sz); |
713 | if (ret != 0) { |
719 | if (ret != 0) { |
714 | ret = -EFAULT; |
720 | ret = -EFAULT; |
715 | goto fail_batch_free; |
721 | goto fail_batch_free; |
716 | } |
722 | } |
717 | 723 | ||
718 | if (cmdbuf->num_cliprects) { |
724 | if (cmdbuf->num_cliprects) { |
719 | cliprects = kcalloc(cmdbuf->num_cliprects, |
725 | cliprects = kcalloc(cmdbuf->num_cliprects, |
720 | sizeof(*cliprects), GFP_KERNEL); |
726 | sizeof(*cliprects), GFP_KERNEL); |
721 | if (cliprects == NULL) { |
727 | if (cliprects == NULL) { |
722 | ret = -ENOMEM; |
728 | ret = -ENOMEM; |
723 | goto fail_batch_free; |
729 | goto fail_batch_free; |
724 | } |
730 | } |
725 | 731 | ||
726 | ret = copy_from_user(cliprects, cmdbuf->cliprects, |
732 | ret = copy_from_user(cliprects, cmdbuf->cliprects, |
727 | cmdbuf->num_cliprects * |
733 | cmdbuf->num_cliprects * |
728 | sizeof(struct drm_clip_rect)); |
734 | sizeof(struct drm_clip_rect)); |
729 | if (ret != 0) { |
735 | if (ret != 0) { |
730 | ret = -EFAULT; |
736 | ret = -EFAULT; |
731 | goto fail_clip_free; |
737 | goto fail_clip_free; |
732 | } |
738 | } |
733 | } |
739 | } |
734 | 740 | ||
735 | mutex_lock(&dev->struct_mutex); |
741 | mutex_lock(&dev->struct_mutex); |
736 | ret = i915_dispatch_cmdbuffer(dev, cmdbuf, cliprects, batch_data); |
742 | ret = i915_dispatch_cmdbuffer(dev, cmdbuf, cliprects, batch_data); |
737 | mutex_unlock(&dev->struct_mutex); |
743 | mutex_unlock(&dev->struct_mutex); |
738 | if (ret) { |
744 | if (ret) { |
739 | DRM_ERROR("i915_dispatch_cmdbuffer failed\n"); |
745 | DRM_ERROR("i915_dispatch_cmdbuffer failed\n"); |
740 | goto fail_clip_free; |
746 | goto fail_clip_free; |
741 | } |
747 | } |
742 | 748 | ||
743 | if (sarea_priv) |
749 | if (sarea_priv) |
744 | sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); |
750 | sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); |
745 | 751 | ||
746 | fail_clip_free: |
752 | fail_clip_free: |
747 | kfree(cliprects); |
753 | kfree(cliprects); |
748 | fail_batch_free: |
754 | fail_batch_free: |
749 | kfree(batch_data); |
755 | kfree(batch_data); |
750 | 756 | ||
751 | return ret; |
757 | return ret; |
752 | } |
758 | } |
753 | 759 | ||
754 | static int i915_emit_irq(struct drm_device * dev) |
760 | static int i915_emit_irq(struct drm_device *dev) |
755 | { |
761 | { |
756 | drm_i915_private_t *dev_priv = dev->dev_private; |
762 | struct drm_i915_private *dev_priv = dev->dev_private; |
757 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
763 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
758 | 764 | ||
759 | i915_kernel_lost_context(dev); |
765 | i915_kernel_lost_context(dev); |
760 | 766 | ||
761 | DRM_DEBUG_DRIVER("\n"); |
767 | DRM_DEBUG_DRIVER("\n"); |
762 | 768 | ||
763 | dev_priv->dri1.counter++; |
769 | dev_priv->dri1.counter++; |
764 | if (dev_priv->dri1.counter > 0x7FFFFFFFUL) |
770 | if (dev_priv->dri1.counter > 0x7FFFFFFFUL) |
765 | dev_priv->dri1.counter = 1; |
771 | dev_priv->dri1.counter = 1; |
766 | if (master_priv->sarea_priv) |
772 | if (master_priv->sarea_priv) |
767 | master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter; |
773 | master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter; |
768 | 774 | ||
769 | if (BEGIN_LP_RING(4) == 0) { |
775 | if (BEGIN_LP_RING(4) == 0) { |
770 | OUT_RING(MI_STORE_DWORD_INDEX); |
776 | OUT_RING(MI_STORE_DWORD_INDEX); |
771 | OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT); |
777 | OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT); |
772 | OUT_RING(dev_priv->dri1.counter); |
778 | OUT_RING(dev_priv->dri1.counter); |
773 | OUT_RING(MI_USER_INTERRUPT); |
779 | OUT_RING(MI_USER_INTERRUPT); |
774 | ADVANCE_LP_RING(); |
780 | ADVANCE_LP_RING(); |
775 | } |
781 | } |
776 | 782 | ||
777 | return dev_priv->dri1.counter; |
783 | return dev_priv->dri1.counter; |
778 | } |
784 | } |
779 | 785 | ||
780 | static int i915_wait_irq(struct drm_device * dev, int irq_nr) |
786 | static int i915_wait_irq(struct drm_device *dev, int irq_nr) |
781 | { |
787 | { |
782 | drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; |
788 | struct drm_i915_private *dev_priv = dev->dev_private; |
783 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
789 | struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv; |
784 | int ret = 0; |
790 | int ret = 0; |
785 | struct intel_ring_buffer *ring = LP_RING(dev_priv); |
791 | struct intel_engine_cs *ring = LP_RING(dev_priv); |
786 | 792 | ||
787 | DRM_DEBUG_DRIVER("irq_nr=%d breadcrumb=%d\n", irq_nr, |
793 | DRM_DEBUG_DRIVER("irq_nr=%d breadcrumb=%d\n", irq_nr, |
788 | READ_BREADCRUMB(dev_priv)); |
794 | READ_BREADCRUMB(dev_priv)); |
789 | 795 | ||
790 | if (READ_BREADCRUMB(dev_priv) >= irq_nr) { |
796 | if (READ_BREADCRUMB(dev_priv) >= irq_nr) { |
791 | if (master_priv->sarea_priv) |
797 | if (master_priv->sarea_priv) |
792 | master_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); |
798 | master_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); |
793 | return 0; |
799 | return 0; |
794 | } |
800 | } |
795 | 801 | ||
796 | if (master_priv->sarea_priv) |
802 | if (master_priv->sarea_priv) |
797 | master_priv->sarea_priv->perf_boxes |= I915_BOX_WAIT; |
803 | master_priv->sarea_priv->perf_boxes |= I915_BOX_WAIT; |
798 | 804 | ||
799 | if (ring->irq_get(ring)) { |
805 | if (ring->irq_get(ring)) { |
800 | DRM_WAIT_ON(ret, ring->irq_queue, 3 * HZ, |
806 | DRM_WAIT_ON(ret, ring->irq_queue, 3 * HZ, |
801 | READ_BREADCRUMB(dev_priv) >= irq_nr); |
807 | READ_BREADCRUMB(dev_priv) >= irq_nr); |
802 | ring->irq_put(ring); |
808 | ring->irq_put(ring); |
803 | } else if (wait_for(READ_BREADCRUMB(dev_priv) >= irq_nr, 3000)) |
809 | } else if (wait_for(READ_BREADCRUMB(dev_priv) >= irq_nr, 3000)) |
804 | ret = -EBUSY; |
810 | ret = -EBUSY; |
805 | 811 | ||
806 | if (ret == -EBUSY) { |
812 | if (ret == -EBUSY) { |
807 | DRM_ERROR("EBUSY -- rec: %d emitted: %d\n", |
813 | DRM_ERROR("EBUSY -- rec: %d emitted: %d\n", |
808 | READ_BREADCRUMB(dev_priv), (int)dev_priv->dri1.counter); |
814 | READ_BREADCRUMB(dev_priv), (int)dev_priv->dri1.counter); |
809 | } |
815 | } |
810 | 816 | ||
811 | return ret; |
817 | return ret; |
812 | } |
818 | } |
813 | 819 | ||
814 | /* Needs the lock as it touches the ring. |
820 | /* Needs the lock as it touches the ring. |
815 | */ |
821 | */ |
816 | static int i915_irq_emit(struct drm_device *dev, void *data, |
822 | static int i915_irq_emit(struct drm_device *dev, void *data, |
817 | struct drm_file *file_priv) |
823 | struct drm_file *file_priv) |
818 | { |
824 | { |
819 | drm_i915_private_t *dev_priv = dev->dev_private; |
825 | struct drm_i915_private *dev_priv = dev->dev_private; |
820 | drm_i915_irq_emit_t *emit = data; |
826 | drm_i915_irq_emit_t *emit = data; |
821 | int result; |
827 | int result; |
822 | 828 | ||
823 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
829 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
824 | return -ENODEV; |
830 | return -ENODEV; |
825 | 831 | ||
826 | if (!dev_priv || !LP_RING(dev_priv)->virtual_start) { |
832 | if (!dev_priv || !LP_RING(dev_priv)->buffer->virtual_start) { |
827 | DRM_ERROR("called with no initialization\n"); |
833 | DRM_ERROR("called with no initialization\n"); |
828 | return -EINVAL; |
834 | return -EINVAL; |
829 | } |
835 | } |
830 | 836 | ||
831 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
837 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
832 | 838 | ||
833 | mutex_lock(&dev->struct_mutex); |
839 | mutex_lock(&dev->struct_mutex); |
834 | result = i915_emit_irq(dev); |
840 | result = i915_emit_irq(dev); |
835 | mutex_unlock(&dev->struct_mutex); |
841 | mutex_unlock(&dev->struct_mutex); |
836 | 842 | ||
837 | if (copy_to_user(emit->irq_seq, &result, sizeof(int))) { |
843 | if (copy_to_user(emit->irq_seq, &result, sizeof(int))) { |
838 | DRM_ERROR("copy_to_user\n"); |
844 | DRM_ERROR("copy_to_user\n"); |
839 | return -EFAULT; |
845 | return -EFAULT; |
840 | } |
846 | } |
841 | 847 | ||
842 | return 0; |
848 | return 0; |
843 | } |
849 | } |
844 | 850 | ||
845 | /* Doesn't need the hardware lock. |
851 | /* Doesn't need the hardware lock. |
846 | */ |
852 | */ |
847 | static int i915_irq_wait(struct drm_device *dev, void *data, |
853 | static int i915_irq_wait(struct drm_device *dev, void *data, |
848 | struct drm_file *file_priv) |
854 | struct drm_file *file_priv) |
849 | { |
855 | { |
850 | drm_i915_private_t *dev_priv = dev->dev_private; |
856 | struct drm_i915_private *dev_priv = dev->dev_private; |
851 | drm_i915_irq_wait_t *irqwait = data; |
857 | drm_i915_irq_wait_t *irqwait = data; |
852 | 858 | ||
853 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
859 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
854 | return -ENODEV; |
860 | return -ENODEV; |
855 | 861 | ||
856 | if (!dev_priv) { |
862 | if (!dev_priv) { |
857 | DRM_ERROR("called with no initialization\n"); |
863 | DRM_ERROR("called with no initialization\n"); |
858 | return -EINVAL; |
864 | return -EINVAL; |
859 | } |
865 | } |
860 | 866 | ||
861 | return i915_wait_irq(dev, irqwait->irq_seq); |
867 | return i915_wait_irq(dev, irqwait->irq_seq); |
862 | } |
868 | } |
863 | 869 | ||
864 | static int i915_vblank_pipe_get(struct drm_device *dev, void *data, |
870 | static int i915_vblank_pipe_get(struct drm_device *dev, void *data, |
865 | struct drm_file *file_priv) |
871 | struct drm_file *file_priv) |
866 | { |
872 | { |
867 | drm_i915_private_t *dev_priv = dev->dev_private; |
873 | struct drm_i915_private *dev_priv = dev->dev_private; |
868 | drm_i915_vblank_pipe_t *pipe = data; |
874 | drm_i915_vblank_pipe_t *pipe = data; |
869 | 875 | ||
870 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
876 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
871 | return -ENODEV; |
877 | return -ENODEV; |
872 | 878 | ||
873 | if (!dev_priv) { |
879 | if (!dev_priv) { |
874 | DRM_ERROR("called with no initialization\n"); |
880 | DRM_ERROR("called with no initialization\n"); |
875 | return -EINVAL; |
881 | return -EINVAL; |
876 | } |
882 | } |
877 | 883 | ||
878 | pipe->pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B; |
884 | pipe->pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B; |
879 | 885 | ||
880 | return 0; |
886 | return 0; |
881 | } |
887 | } |
882 | 888 | ||
883 | /** |
889 | /** |
884 | * Schedule buffer swap at given vertical blank. |
890 | * Schedule buffer swap at given vertical blank. |
885 | */ |
891 | */ |
886 | static int i915_vblank_swap(struct drm_device *dev, void *data, |
892 | static int i915_vblank_swap(struct drm_device *dev, void *data, |
887 | struct drm_file *file_priv) |
893 | struct drm_file *file_priv) |
888 | { |
894 | { |
889 | /* The delayed swap mechanism was fundamentally racy, and has been |
895 | /* The delayed swap mechanism was fundamentally racy, and has been |
890 | * removed. The model was that the client requested a delayed flip/swap |
896 | * removed. The model was that the client requested a delayed flip/swap |
891 | * from the kernel, then waited for vblank before continuing to perform |
897 | * from the kernel, then waited for vblank before continuing to perform |
892 | * rendering. The problem was that the kernel might wake the client |
898 | * rendering. The problem was that the kernel might wake the client |
893 | * up before it dispatched the vblank swap (since the lock has to be |
899 | * up before it dispatched the vblank swap (since the lock has to be |
894 | * held while touching the ringbuffer), in which case the client would |
900 | * held while touching the ringbuffer), in which case the client would |
895 | * clear and start the next frame before the swap occurred, and |
901 | * clear and start the next frame before the swap occurred, and |
896 | * flicker would occur in addition to likely missing the vblank. |
902 | * flicker would occur in addition to likely missing the vblank. |
897 | * |
903 | * |
898 | * In the absence of this ioctl, userland falls back to a correct path |
904 | * In the absence of this ioctl, userland falls back to a correct path |
899 | * of waiting for a vblank, then dispatching the swap on its own. |
905 | * of waiting for a vblank, then dispatching the swap on its own. |
900 | * Context switching to userland and back is plenty fast enough for |
906 | * Context switching to userland and back is plenty fast enough for |
901 | * meeting the requirements of vblank swapping. |
907 | * meeting the requirements of vblank swapping. |
902 | */ |
908 | */ |
903 | return -EINVAL; |
909 | return -EINVAL; |
904 | } |
910 | } |
905 | 911 | ||
906 | static int i915_flip_bufs(struct drm_device *dev, void *data, |
912 | static int i915_flip_bufs(struct drm_device *dev, void *data, |
907 | struct drm_file *file_priv) |
913 | struct drm_file *file_priv) |
908 | { |
914 | { |
909 | int ret; |
915 | int ret; |
910 | 916 | ||
911 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
917 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
912 | return -ENODEV; |
918 | return -ENODEV; |
913 | 919 | ||
914 | DRM_DEBUG_DRIVER("%s\n", __func__); |
920 | DRM_DEBUG_DRIVER("%s\n", __func__); |
915 | 921 | ||
916 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
922 | RING_LOCK_TEST_WITH_RETURN(dev, file_priv); |
917 | 923 | ||
918 | mutex_lock(&dev->struct_mutex); |
924 | mutex_lock(&dev->struct_mutex); |
919 | ret = i915_dispatch_flip(dev); |
925 | ret = i915_dispatch_flip(dev); |
920 | mutex_unlock(&dev->struct_mutex); |
926 | mutex_unlock(&dev->struct_mutex); |
921 | 927 | ||
922 | return ret; |
928 | return ret; |
923 | } |
929 | } |
924 | #endif |
930 | #endif |
925 | 931 | ||
926 | int i915_getparam(struct drm_device *dev, void *data, |
932 | int i915_getparam(struct drm_device *dev, void *data, |
927 | struct drm_file *file_priv) |
933 | struct drm_file *file_priv) |
928 | { |
934 | { |
929 | drm_i915_private_t *dev_priv = dev->dev_private; |
935 | struct drm_i915_private *dev_priv = dev->dev_private; |
930 | drm_i915_getparam_t *param = data; |
936 | drm_i915_getparam_t *param = data; |
931 | int value; |
937 | int value; |
932 | 938 | ||
933 | if (!dev_priv) { |
939 | if (!dev_priv) { |
934 | DRM_ERROR("called with no initialization\n"); |
940 | DRM_ERROR("called with no initialization\n"); |
935 | return -EINVAL; |
941 | return -EINVAL; |
936 | } |
942 | } |
937 | 943 | ||
938 | switch (param->param) { |
944 | switch (param->param) { |
939 | case I915_PARAM_IRQ_ACTIVE: |
945 | case I915_PARAM_IRQ_ACTIVE: |
940 | value = dev->pdev->irq ? 1 : 0; |
946 | value = dev->pdev->irq ? 1 : 0; |
941 | break; |
947 | break; |
942 | case I915_PARAM_ALLOW_BATCHBUFFER: |
948 | case I915_PARAM_ALLOW_BATCHBUFFER: |
943 | value = dev_priv->dri1.allow_batchbuffer ? 1 : 0; |
949 | value = dev_priv->dri1.allow_batchbuffer ? 1 : 0; |
944 | break; |
950 | break; |
945 | case I915_PARAM_LAST_DISPATCH: |
951 | case I915_PARAM_LAST_DISPATCH: |
946 | value = READ_BREADCRUMB(dev_priv); |
952 | value = READ_BREADCRUMB(dev_priv); |
947 | break; |
953 | break; |
948 | case I915_PARAM_CHIPSET_ID: |
954 | case I915_PARAM_CHIPSET_ID: |
949 | value = dev->pci_device; |
955 | value = dev->pdev->device; |
950 | break; |
956 | break; |
951 | case I915_PARAM_HAS_GEM: |
957 | case I915_PARAM_HAS_GEM: |
952 | value = 1; |
958 | value = 1; |
953 | break; |
959 | break; |
954 | case I915_PARAM_NUM_FENCES_AVAIL: |
960 | case I915_PARAM_NUM_FENCES_AVAIL: |
955 | value = dev_priv->num_fence_regs - dev_priv->fence_reg_start; |
961 | value = dev_priv->num_fence_regs - dev_priv->fence_reg_start; |
956 | break; |
962 | break; |
957 | case I915_PARAM_HAS_OVERLAY: |
963 | case I915_PARAM_HAS_OVERLAY: |
958 | value = dev_priv->overlay ? 1 : 0; |
964 | value = dev_priv->overlay ? 1 : 0; |
959 | break; |
965 | break; |
960 | case I915_PARAM_HAS_PAGEFLIPPING: |
966 | case I915_PARAM_HAS_PAGEFLIPPING: |
961 | value = 1; |
967 | value = 1; |
962 | break; |
968 | break; |
963 | case I915_PARAM_HAS_EXECBUF2: |
969 | case I915_PARAM_HAS_EXECBUF2: |
964 | /* depends on GEM */ |
970 | /* depends on GEM */ |
965 | value = 1; |
971 | value = 1; |
966 | break; |
972 | break; |
967 | case I915_PARAM_HAS_BSD: |
973 | case I915_PARAM_HAS_BSD: |
968 | value = intel_ring_initialized(&dev_priv->ring[VCS]); |
974 | value = intel_ring_initialized(&dev_priv->ring[VCS]); |
969 | break; |
975 | break; |
970 | case I915_PARAM_HAS_BLT: |
976 | case I915_PARAM_HAS_BLT: |
971 | value = intel_ring_initialized(&dev_priv->ring[BCS]); |
977 | value = intel_ring_initialized(&dev_priv->ring[BCS]); |
972 | break; |
978 | break; |
973 | case I915_PARAM_HAS_VEBOX: |
979 | case I915_PARAM_HAS_VEBOX: |
974 | value = intel_ring_initialized(&dev_priv->ring[VECS]); |
980 | value = intel_ring_initialized(&dev_priv->ring[VECS]); |
975 | break; |
981 | break; |
976 | case I915_PARAM_HAS_RELAXED_FENCING: |
982 | case I915_PARAM_HAS_RELAXED_FENCING: |
977 | value = 1; |
983 | value = 1; |
978 | break; |
984 | break; |
979 | case I915_PARAM_HAS_COHERENT_RINGS: |
985 | case I915_PARAM_HAS_COHERENT_RINGS: |
980 | value = 1; |
986 | value = 1; |
981 | break; |
987 | break; |
982 | case I915_PARAM_HAS_EXEC_CONSTANTS: |
988 | case I915_PARAM_HAS_EXEC_CONSTANTS: |
983 | value = INTEL_INFO(dev)->gen >= 4; |
989 | value = INTEL_INFO(dev)->gen >= 4; |
984 | break; |
990 | break; |
985 | case I915_PARAM_HAS_RELAXED_DELTA: |
991 | case I915_PARAM_HAS_RELAXED_DELTA: |
986 | value = 1; |
992 | value = 1; |
987 | break; |
993 | break; |
988 | case I915_PARAM_HAS_GEN7_SOL_RESET: |
994 | case I915_PARAM_HAS_GEN7_SOL_RESET: |
989 | value = 1; |
995 | value = 1; |
990 | break; |
996 | break; |
991 | case I915_PARAM_HAS_LLC: |
997 | case I915_PARAM_HAS_LLC: |
992 | value = HAS_LLC(dev); |
998 | value = HAS_LLC(dev); |
993 | break; |
999 | break; |
994 | case I915_PARAM_HAS_WT: |
1000 | case I915_PARAM_HAS_WT: |
995 | value = HAS_WT(dev); |
1001 | value = HAS_WT(dev); |
996 | break; |
1002 | break; |
997 | case I915_PARAM_HAS_ALIASING_PPGTT: |
1003 | case I915_PARAM_HAS_ALIASING_PPGTT: |
998 | value = dev_priv->mm.aliasing_ppgtt ? 1 : 0; |
1004 | value = dev_priv->mm.aliasing_ppgtt || USES_FULL_PPGTT(dev); |
999 | break; |
1005 | break; |
1000 | case I915_PARAM_HAS_WAIT_TIMEOUT: |
1006 | case I915_PARAM_HAS_WAIT_TIMEOUT: |
1001 | value = 1; |
1007 | value = 1; |
1002 | break; |
1008 | break; |
1003 | case I915_PARAM_HAS_SEMAPHORES: |
1009 | case I915_PARAM_HAS_SEMAPHORES: |
1004 | value = i915_semaphore_is_enabled(dev); |
1010 | value = i915_semaphore_is_enabled(dev); |
1005 | break; |
1011 | break; |
1006 | case I915_PARAM_HAS_PRIME_VMAP_FLUSH: |
1012 | case I915_PARAM_HAS_PRIME_VMAP_FLUSH: |
1007 | value = 1; |
1013 | value = 1; |
1008 | break; |
1014 | break; |
1009 | case I915_PARAM_HAS_SECURE_BATCHES: |
1015 | case I915_PARAM_HAS_SECURE_BATCHES: |
1010 | value = 1; |
1016 | value = 1; |
1011 | break; |
1017 | break; |
1012 | case I915_PARAM_HAS_PINNED_BATCHES: |
1018 | case I915_PARAM_HAS_PINNED_BATCHES: |
1013 | value = 1; |
1019 | value = 1; |
1014 | break; |
1020 | break; |
1015 | case I915_PARAM_HAS_EXEC_NO_RELOC: |
1021 | case I915_PARAM_HAS_EXEC_NO_RELOC: |
1016 | value = 1; |
1022 | value = 1; |
1017 | break; |
1023 | break; |
1018 | case I915_PARAM_HAS_EXEC_HANDLE_LUT: |
1024 | case I915_PARAM_HAS_EXEC_HANDLE_LUT: |
1019 | value = 1; |
1025 | value = 1; |
1020 | break; |
1026 | break; |
- | 1027 | case I915_PARAM_CMD_PARSER_VERSION: |
|
- | 1028 | value = i915_cmd_parser_get_version(); |
|
- | 1029 | break; |
|
1021 | default: |
1030 | default: |
1022 | DRM_DEBUG("Unknown parameter %d\n", param->param); |
1031 | DRM_DEBUG("Unknown parameter %d\n", param->param); |
1023 | return -EINVAL; |
1032 | return -EINVAL; |
1024 | } |
1033 | } |
1025 | 1034 | ||
1026 | *param->value = value; |
1035 | *param->value = value; |
1027 | 1036 | ||
1028 | return 0; |
1037 | return 0; |
1029 | } |
1038 | } |
1030 | 1039 | ||
1031 | #if 0 |
1040 | #if 0 |
1032 | static int i915_setparam(struct drm_device *dev, void *data, |
1041 | static int i915_setparam(struct drm_device *dev, void *data, |
1033 | struct drm_file *file_priv) |
1042 | struct drm_file *file_priv) |
1034 | { |
1043 | { |
1035 | drm_i915_private_t *dev_priv = dev->dev_private; |
1044 | struct drm_i915_private *dev_priv = dev->dev_private; |
1036 | drm_i915_setparam_t *param = data; |
1045 | drm_i915_setparam_t *param = data; |
1037 | 1046 | ||
1038 | if (!dev_priv) { |
1047 | if (!dev_priv) { |
1039 | DRM_ERROR("called with no initialization\n"); |
1048 | DRM_ERROR("called with no initialization\n"); |
1040 | return -EINVAL; |
1049 | return -EINVAL; |
1041 | } |
1050 | } |
1042 | 1051 | ||
1043 | switch (param->param) { |
1052 | switch (param->param) { |
1044 | case I915_SETPARAM_USE_MI_BATCHBUFFER_START: |
1053 | case I915_SETPARAM_USE_MI_BATCHBUFFER_START: |
1045 | break; |
1054 | break; |
1046 | case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY: |
1055 | case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY: |
1047 | break; |
1056 | break; |
1048 | case I915_SETPARAM_ALLOW_BATCHBUFFER: |
1057 | case I915_SETPARAM_ALLOW_BATCHBUFFER: |
1049 | dev_priv->dri1.allow_batchbuffer = param->value ? 1 : 0; |
1058 | dev_priv->dri1.allow_batchbuffer = param->value ? 1 : 0; |
1050 | break; |
1059 | break; |
1051 | case I915_SETPARAM_NUM_USED_FENCES: |
1060 | case I915_SETPARAM_NUM_USED_FENCES: |
1052 | if (param->value > dev_priv->num_fence_regs || |
1061 | if (param->value > dev_priv->num_fence_regs || |
1053 | param->value < 0) |
1062 | param->value < 0) |
1054 | return -EINVAL; |
1063 | return -EINVAL; |
1055 | /* Userspace can use first N regs */ |
1064 | /* Userspace can use first N regs */ |
1056 | dev_priv->fence_reg_start = param->value; |
1065 | dev_priv->fence_reg_start = param->value; |
1057 | break; |
1066 | break; |
1058 | default: |
1067 | default: |
1059 | DRM_DEBUG_DRIVER("unknown parameter %d\n", |
1068 | DRM_DEBUG_DRIVER("unknown parameter %d\n", |
1060 | param->param); |
1069 | param->param); |
1061 | return -EINVAL; |
1070 | return -EINVAL; |
1062 | } |
1071 | } |
1063 | 1072 | ||
1064 | return 0; |
1073 | return 0; |
1065 | } |
1074 | } |
1066 | #endif |
1075 | #endif |
1067 | 1076 | ||
1068 | 1077 | ||
1069 | 1078 | ||
1070 | static int i915_get_bridge_dev(struct drm_device *dev) |
1079 | static int i915_get_bridge_dev(struct drm_device *dev) |
1071 | { |
1080 | { |
1072 | struct drm_i915_private *dev_priv = dev->dev_private; |
1081 | struct drm_i915_private *dev_priv = dev->dev_private; |
1073 | 1082 | ||
1074 | dev_priv->bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0, 0)); |
1083 | dev_priv->bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0, 0)); |
1075 | if (!dev_priv->bridge_dev) { |
1084 | if (!dev_priv->bridge_dev) { |
1076 | DRM_ERROR("bridge device not found\n"); |
1085 | DRM_ERROR("bridge device not found\n"); |
1077 | return -1; |
1086 | return -1; |
1078 | } |
1087 | } |
1079 | return 0; |
1088 | return 0; |
1080 | } |
1089 | } |
1081 | 1090 | ||
1082 | #define MCHBAR_I915 0x44 |
1091 | #define MCHBAR_I915 0x44 |
1083 | #define MCHBAR_I965 0x48 |
1092 | #define MCHBAR_I965 0x48 |
1084 | #define MCHBAR_SIZE (4*4096) |
1093 | #define MCHBAR_SIZE (4*4096) |
1085 | 1094 | ||
1086 | #define DEVEN_REG 0x54 |
1095 | #define DEVEN_REG 0x54 |
1087 | #define DEVEN_MCHBAR_EN (1 << 28) |
1096 | #define DEVEN_MCHBAR_EN (1 << 28) |
1088 | 1097 | ||
1089 | 1098 | ||
1090 | 1099 | ||
1091 | 1100 | ||
1092 | /* Setup MCHBAR if possible, return true if we should disable it again */ |
1101 | /* Setup MCHBAR if possible, return true if we should disable it again */ |
1093 | static void |
1102 | static void |
1094 | intel_setup_mchbar(struct drm_device *dev) |
1103 | intel_setup_mchbar(struct drm_device *dev) |
1095 | { |
1104 | { |
1096 | drm_i915_private_t *dev_priv = dev->dev_private; |
1105 | struct drm_i915_private *dev_priv = dev->dev_private; |
1097 | int mchbar_reg = INTEL_INFO(dev)->gen >= 4 ? MCHBAR_I965 : MCHBAR_I915; |
1106 | int mchbar_reg = INTEL_INFO(dev)->gen >= 4 ? MCHBAR_I965 : MCHBAR_I915; |
1098 | u32 temp; |
1107 | u32 temp; |
1099 | bool enabled; |
1108 | bool enabled; |
- | 1109 | ||
- | 1110 | if (IS_VALLEYVIEW(dev)) |
|
- | 1111 | return; |
|
1100 | 1112 | ||
1101 | dev_priv->mchbar_need_disable = false; |
1113 | dev_priv->mchbar_need_disable = false; |
1102 | 1114 | ||
1103 | if (IS_I915G(dev) || IS_I915GM(dev)) { |
1115 | if (IS_I915G(dev) || IS_I915GM(dev)) { |
1104 | pci_read_config_dword(dev_priv->bridge_dev, DEVEN_REG, &temp); |
1116 | pci_read_config_dword(dev_priv->bridge_dev, DEVEN_REG, &temp); |
1105 | enabled = !!(temp & DEVEN_MCHBAR_EN); |
1117 | enabled = !!(temp & DEVEN_MCHBAR_EN); |
1106 | } else { |
1118 | } else { |
1107 | pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp); |
1119 | pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp); |
1108 | enabled = temp & 1; |
1120 | enabled = temp & 1; |
1109 | } |
1121 | } |
1110 | 1122 | ||
1111 | /* If it's already enabled, don't have to do anything */ |
1123 | /* If it's already enabled, don't have to do anything */ |
1112 | if (enabled) |
1124 | if (enabled) |
1113 | return; |
1125 | return; |
1114 | 1126 | ||
1115 | dbgprintf("Epic fail\n"); |
1127 | dbgprintf("Epic fail\n"); |
1116 | 1128 | ||
1117 | #if 0 |
1129 | #if 0 |
1118 | if (intel_alloc_mchbar_resource(dev)) |
1130 | if (intel_alloc_mchbar_resource(dev)) |
1119 | return; |
1131 | return; |
1120 | 1132 | ||
1121 | dev_priv->mchbar_need_disable = true; |
1133 | dev_priv->mchbar_need_disable = true; |
1122 | 1134 | ||
1123 | /* Space is allocated or reserved, so enable it. */ |
1135 | /* Space is allocated or reserved, so enable it. */ |
1124 | if (IS_I915G(dev) || IS_I915GM(dev)) { |
1136 | if (IS_I915G(dev) || IS_I915GM(dev)) { |
1125 | pci_write_config_dword(dev_priv->bridge_dev, DEVEN_REG, |
1137 | pci_write_config_dword(dev_priv->bridge_dev, DEVEN_REG, |
1126 | temp | DEVEN_MCHBAR_EN); |
1138 | temp | DEVEN_MCHBAR_EN); |
1127 | } else { |
1139 | } else { |
1128 | pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp); |
1140 | pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp); |
1129 | pci_write_config_dword(dev_priv->bridge_dev, mchbar_reg, temp | 1); |
1141 | pci_write_config_dword(dev_priv->bridge_dev, mchbar_reg, temp | 1); |
1130 | } |
1142 | } |
1131 | #endif |
1143 | #endif |
1132 | } |
1144 | } |
1133 | 1145 | ||
1134 | 1146 | ||
1135 | /* true = enable decode, false = disable decoder */ |
1147 | /* true = enable decode, false = disable decoder */ |
1136 | static unsigned int i915_vga_set_decode(void *cookie, bool state) |
1148 | static unsigned int i915_vga_set_decode(void *cookie, bool state) |
1137 | { |
1149 | { |
1138 | struct drm_device *dev = cookie; |
1150 | struct drm_device *dev = cookie; |
1139 | 1151 | ||
1140 | intel_modeset_vga_set_state(dev, state); |
1152 | intel_modeset_vga_set_state(dev, state); |
1141 | if (state) |
1153 | if (state) |
1142 | return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | |
1154 | return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | |
1143 | VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; |
1155 | VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; |
1144 | else |
1156 | else |
1145 | return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; |
1157 | return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; |
1146 | } |
1158 | } |
1147 | 1159 | ||
1148 | 1160 | ||
1149 | 1161 | ||
1150 | 1162 | ||
1151 | 1163 | ||
1152 | 1164 | ||
1153 | static int i915_load_modeset_init(struct drm_device *dev) |
1165 | static int i915_load_modeset_init(struct drm_device *dev) |
1154 | { |
1166 | { |
1155 | struct drm_i915_private *dev_priv = dev->dev_private; |
1167 | struct drm_i915_private *dev_priv = dev->dev_private; |
1156 | int ret; |
1168 | int ret; |
1157 | 1169 | ||
1158 | ret = intel_parse_bios(dev); |
1170 | ret = intel_parse_bios(dev); |
1159 | if (ret) |
1171 | if (ret) |
1160 | DRM_INFO("failed to find VBIOS tables\n"); |
1172 | DRM_INFO("failed to find VBIOS tables\n"); |
1161 | - | ||
- | 1173 | ||
1162 | main_fb_obj = kos_gem_fb_object_create(dev,0,16*1024*1024); |
1174 | |
1163 | 1175 | ||
1164 | /* Initialise stolen first so that we may reserve preallocated |
1176 | /* Initialise stolen first so that we may reserve preallocated |
1165 | * objects for the BIOS to KMS transition. |
1177 | * objects for the BIOS to KMS transition. |
1166 | */ |
1178 | */ |
1167 | ret = i915_gem_init_stolen(dev); |
1179 | ret = i915_gem_init_stolen(dev); |
1168 | if (ret) |
1180 | if (ret) |
1169 | goto cleanup_vga_switcheroo; |
1181 | goto cleanup_vga_switcheroo; |
- | 1182 | ||
- | 1183 | intel_power_domains_init_hw(dev_priv); |
|
1170 | 1184 | ||
1171 | ret = drm_irq_install(dev); |
1185 | ret = drm_irq_install(dev, dev->pdev->irq); |
1172 | if (ret) |
1186 | if (ret) |
1173 | goto cleanup_gem_stolen; |
1187 | goto cleanup_gem_stolen; |
1174 | 1188 | ||
1175 | intel_power_domains_init_hw(dev); |
1189 | dev_priv->pm._irqs_disabled = false; |
1176 | 1190 | ||
1177 | /* Important: The output setup functions called by modeset_init need |
1191 | /* Important: The output setup functions called by modeset_init need |
1178 | * working irqs for e.g. gmbus and dp aux transfers. */ |
1192 | * working irqs for e.g. gmbus and dp aux transfers. */ |
1179 | intel_modeset_init(dev); |
1193 | intel_modeset_init(dev); |
1180 | 1194 | ||
1181 | ret = i915_gem_init(dev); |
1195 | ret = i915_gem_init(dev); |
1182 | if (ret) |
1196 | if (ret) |
1183 | goto cleanup_power; |
1197 | goto cleanup_irq; |
1184 | 1198 | ||
1185 | 1199 | ||
1186 | intel_modeset_gem_init(dev); |
1200 | intel_modeset_gem_init(dev); |
1187 | 1201 | ||
1188 | /* Always safe in the mode setting case. */ |
1202 | /* Always safe in the mode setting case. */ |
1189 | /* FIXME: do pre/post-mode set stuff in core KMS code */ |
1203 | /* FIXME: do pre/post-mode set stuff in core KMS code */ |
1190 | dev->vblank_disable_allowed = true; |
1204 | dev->vblank_disable_allowed = true; |
1191 | if (INTEL_INFO(dev)->num_pipes == 0) { |
1205 | if (INTEL_INFO(dev)->num_pipes == 0) |
1192 | intel_display_power_put(dev, POWER_DOMAIN_VGA); |
- | |
1193 | return 0; |
1206 | return 0; |
1194 | } |
- | |
1195 | 1207 | ||
1196 | ret = intel_fbdev_init(dev); |
1208 | ret = intel_fbdev_init(dev); |
1197 | if (ret) |
1209 | if (ret) |
1198 | goto cleanup_gem; |
1210 | goto cleanup_gem; |
1199 | 1211 | ||
1200 | /* Only enable hotplug handling once the fbdev is fully set up. */ |
1212 | /* Only enable hotplug handling once the fbdev is fully set up. */ |
1201 | intel_hpd_init(dev); |
1213 | intel_hpd_init(dev); |
1202 | 1214 | ||
1203 | /* |
1215 | /* |
1204 | * Some ports require correctly set-up hpd registers for detection to |
1216 | * Some ports require correctly set-up hpd registers for detection to |
1205 | * work properly (leading to ghost connected connector status), e.g. VGA |
1217 | * work properly (leading to ghost connected connector status), e.g. VGA |
1206 | * on gm45. Hence we can only set up the initial fbdev config after hpd |
1218 | * on gm45. Hence we can only set up the initial fbdev config after hpd |
1207 | * irqs are fully enabled. Now we should scan for the initial config |
1219 | * irqs are fully enabled. Now we should scan for the initial config |
1208 | * only once hotplug handling is enabled, but due to screwed-up locking |
1220 | * only once hotplug handling is enabled, but due to screwed-up locking |
1209 | * around kms/fbdev init we can't protect the fdbev initial config |
1221 | * around kms/fbdev init we can't protect the fdbev initial config |
1210 | * scanning against hotplug events. Hence do this first and ignore the |
1222 | * scanning against hotplug events. Hence do this first and ignore the |
1211 | * tiny window where we will loose hotplug notifactions. |
1223 | * tiny window where we will loose hotplug notifactions. |
1212 | */ |
1224 | */ |
1213 | intel_fbdev_initial_config(dev); |
1225 | intel_fbdev_initial_config(dev); |
1214 | - | ||
1215 | /* Only enable hotplug handling once the fbdev is fully set up. */ |
- | |
1216 | dev_priv->enable_hotplug_processing = true; |
- | |
1217 | 1226 | ||
1218 | drm_kms_helper_poll_init(dev); |
1227 | drm_kms_helper_poll_init(dev); |
1219 | 1228 | ||
1220 | return 0; |
1229 | return 0; |
1221 | 1230 | ||
1222 | cleanup_gem: |
1231 | cleanup_gem: |
1223 | mutex_lock(&dev->struct_mutex); |
1232 | mutex_lock(&dev->struct_mutex); |
1224 | i915_gem_cleanup_ringbuffer(dev); |
1233 | i915_gem_cleanup_ringbuffer(dev); |
1225 | i915_gem_context_fini(dev); |
1234 | i915_gem_context_fini(dev); |
1226 | mutex_unlock(&dev->struct_mutex); |
1235 | mutex_unlock(&dev->struct_mutex); |
1227 | i915_gem_cleanup_aliasing_ppgtt(dev); |
1236 | WARN_ON(dev_priv->mm.aliasing_ppgtt); |
1228 | drm_mm_takedown(&dev_priv->gtt.base.mm); |
- | |
1229 | cleanup_power: |
1237 | cleanup_irq: |
1230 | intel_display_power_put(dev, POWER_DOMAIN_VGA); |
- | |
1231 | // drm_irq_uninstall(dev); |
1238 | // drm_irq_uninstall(dev); |
1232 | cleanup_gem_stolen: |
1239 | cleanup_gem_stolen: |
1233 | // i915_gem_cleanup_stolen(dev); |
1240 | // i915_gem_cleanup_stolen(dev); |
1234 | cleanup_vga_switcheroo: |
1241 | cleanup_vga_switcheroo: |
1235 | // vga_switcheroo_unregister_client(dev->pdev); |
1242 | // vga_switcheroo_unregister_client(dev->pdev); |
1236 | cleanup_vga_client: |
1243 | cleanup_vga_client: |
1237 | // vga_client_register(dev->pdev, NULL, NULL, NULL); |
1244 | // vga_client_register(dev->pdev, NULL, NULL, NULL); |
1238 | out: |
1245 | out: |
1239 | return ret; |
1246 | return ret; |
1240 | } |
1247 | } |
1241 | 1248 | ||
1242 | 1249 | ||
1243 | 1250 | ||
1244 | #if IS_ENABLED(CONFIG_FB) |
1251 | #if IS_ENABLED(CONFIG_FB) |
1245 | static void i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) |
1252 | static int i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) |
1246 | { |
1253 | { |
1247 | struct apertures_struct *ap; |
1254 | struct apertures_struct *ap; |
1248 | struct pci_dev *pdev = dev_priv->dev->pdev; |
1255 | struct pci_dev *pdev = dev_priv->dev->pdev; |
1249 | bool primary; |
1256 | bool primary; |
- | 1257 | int ret; |
|
1250 | 1258 | ||
1251 | ap = alloc_apertures(1); |
1259 | ap = alloc_apertures(1); |
1252 | if (!ap) |
1260 | if (!ap) |
1253 | return; |
1261 | return -ENOMEM; |
1254 | 1262 | ||
1255 | ap->ranges[0].base = dev_priv->gtt.mappable_base; |
1263 | ap->ranges[0].base = dev_priv->gtt.mappable_base; |
1256 | ap->ranges[0].size = dev_priv->gtt.mappable_end; |
1264 | ap->ranges[0].size = dev_priv->gtt.mappable_end; |
1257 | 1265 | ||
1258 | primary = |
1266 | primary = |
1259 | pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; |
1267 | pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; |
1260 | 1268 | ||
1261 | remove_conflicting_framebuffers(ap, "inteldrmfb", primary); |
1269 | ret = remove_conflicting_framebuffers(ap, "inteldrmfb", primary); |
- | 1270 | ||
- | 1271 | kfree(ap); |
|
1262 | 1272 | ||
1263 | kfree(ap); |
1273 | return ret; |
1264 | } |
1274 | } |
1265 | #else |
1275 | #else |
- | 1276 | static int i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) |
|
1266 | static void i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) |
1277 | { |
1267 | { |
1278 | return 0; |
1268 | } |
1279 | } |
1269 | #endif |
1280 | #endif |
1270 | 1281 | ||
1271 | static void i915_dump_device_info(struct drm_i915_private *dev_priv) |
1282 | static void i915_dump_device_info(struct drm_i915_private *dev_priv) |
1272 | { |
1283 | { |
1273 | const struct intel_device_info *info = dev_priv->info; |
1284 | const struct intel_device_info *info = &dev_priv->info; |
1274 | 1285 | ||
1275 | #define PRINT_S(name) "%s" |
1286 | #define PRINT_S(name) "%s" |
1276 | #define SEP_EMPTY |
1287 | #define SEP_EMPTY |
1277 | #define PRINT_FLAG(name) info->name ? #name "," : "" |
1288 | #define PRINT_FLAG(name) info->name ? #name "," : "" |
1278 | #define SEP_COMMA , |
1289 | #define SEP_COMMA , |
1279 | DRM_DEBUG_DRIVER("i915 device info: gen=%i, pciid=0x%04x flags=" |
1290 | DRM_DEBUG_DRIVER("i915 device info: gen=%i, pciid=0x%04x rev=0x%02x flags=" |
1280 | DEV_INFO_FOR_EACH_FLAG(PRINT_S, SEP_EMPTY), |
1291 | DEV_INFO_FOR_EACH_FLAG(PRINT_S, SEP_EMPTY), |
1281 | info->gen, |
1292 | info->gen, |
1282 | dev_priv->dev->pdev->device, |
1293 | dev_priv->dev->pdev->device, |
- | 1294 | dev_priv->dev->pdev->revision, |
|
1283 | DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_COMMA)); |
1295 | DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_COMMA)); |
1284 | #undef PRINT_S |
1296 | #undef PRINT_S |
1285 | #undef SEP_EMPTY |
1297 | #undef SEP_EMPTY |
1286 | #undef PRINT_FLAG |
1298 | #undef PRINT_FLAG |
1287 | #undef SEP_COMMA |
1299 | #undef SEP_COMMA |
1288 | } |
1300 | } |
- | 1301 | ||
- | 1302 | /* |
|
- | 1303 | * Determine various intel_device_info fields at runtime. |
|
- | 1304 | * |
|
- | 1305 | * Use it when either: |
|
- | 1306 | * - it's judged too laborious to fill n static structures with the limit |
|
- | 1307 | * when a simple if statement does the job, |
|
- | 1308 | * - run-time checks (eg read fuse/strap registers) are needed. |
|
- | 1309 | * |
|
- | 1310 | * This function needs to be called: |
|
- | 1311 | * - after the MMIO has been setup as we are reading registers, |
|
- | 1312 | * - after the PCH has been detected, |
|
- | 1313 | * - before the first usage of the fields it can tweak. |
|
- | 1314 | */ |
|
- | 1315 | static void intel_device_info_runtime_init(struct drm_device *dev) |
|
- | 1316 | { |
|
- | 1317 | struct drm_i915_private *dev_priv = dev->dev_private; |
|
- | 1318 | struct intel_device_info *info; |
|
- | 1319 | enum pipe pipe; |
|
- | 1320 | ||
- | 1321 | info = (struct intel_device_info *)&dev_priv->info; |
|
- | 1322 | ||
- | 1323 | if (IS_VALLEYVIEW(dev)) |
|
- | 1324 | for_each_pipe(pipe) |
|
- | 1325 | info->num_sprites[pipe] = 2; |
|
- | 1326 | else |
|
- | 1327 | for_each_pipe(pipe) |
|
- | 1328 | info->num_sprites[pipe] = 1; |
|
- | 1329 | ||
- | 1330 | if (i915.disable_display) { |
|
- | 1331 | DRM_INFO("Display disabled (module parameter)\n"); |
|
- | 1332 | info->num_pipes = 0; |
|
- | 1333 | } else if (info->num_pipes > 0 && |
|
- | 1334 | (INTEL_INFO(dev)->gen == 7 || INTEL_INFO(dev)->gen == 8) && |
|
- | 1335 | !IS_VALLEYVIEW(dev)) { |
|
- | 1336 | u32 fuse_strap = I915_READ(FUSE_STRAP); |
|
- | 1337 | u32 sfuse_strap = I915_READ(SFUSE_STRAP); |
|
- | 1338 | ||
- | 1339 | /* |
|
- | 1340 | * SFUSE_STRAP is supposed to have a bit signalling the display |
|
- | 1341 | * is fused off. Unfortunately it seems that, at least in |
|
- | 1342 | * certain cases, fused off display means that PCH display |
|
- | 1343 | * reads don't land anywhere. In that case, we read 0s. |
|
- | 1344 | * |
|
- | 1345 | * On CPT/PPT, we can detect this case as SFUSE_STRAP_FUSE_LOCK |
|
- | 1346 | * should be set when taking over after the firmware. |
|
- | 1347 | */ |
|
- | 1348 | if (fuse_strap & ILK_INTERNAL_DISPLAY_DISABLE || |
|
- | 1349 | sfuse_strap & SFUSE_STRAP_DISPLAY_DISABLED || |
|
- | 1350 | (dev_priv->pch_type == PCH_CPT && |
|
- | 1351 | !(sfuse_strap & SFUSE_STRAP_FUSE_LOCK))) { |
|
- | 1352 | DRM_INFO("Display fused off, disabling\n"); |
|
- | 1353 | info->num_pipes = 0; |
|
- | 1354 | } |
|
- | 1355 | } |
|
- | 1356 | } |
|
1289 | 1357 | ||
1290 | /** |
1358 | /** |
1291 | * i915_driver_load - setup chip and create an initial config |
1359 | * i915_driver_load - setup chip and create an initial config |
1292 | * @dev: DRM device |
1360 | * @dev: DRM device |
1293 | * @flags: startup flags |
1361 | * @flags: startup flags |
1294 | * |
1362 | * |
1295 | * The driver load routine has to do several things: |
1363 | * The driver load routine has to do several things: |
1296 | * - drive output discovery via intel_modeset_init() |
1364 | * - drive output discovery via intel_modeset_init() |
1297 | * - initialize the memory manager |
1365 | * - initialize the memory manager |
1298 | * - allocate initial config memory |
1366 | * - allocate initial config memory |
1299 | * - setup the DRM framebuffer with the allocated memory |
1367 | * - setup the DRM framebuffer with the allocated memory |
1300 | */ |
1368 | */ |
1301 | int i915_driver_load(struct drm_device *dev, unsigned long flags) |
1369 | int i915_driver_load(struct drm_device *dev, unsigned long flags) |
1302 | { |
1370 | { |
1303 | struct drm_i915_private *dev_priv; |
1371 | struct drm_i915_private *dev_priv; |
1304 | struct intel_device_info *info; |
1372 | struct intel_device_info *info, *device_info; |
1305 | int ret = 0, mmio_bar, mmio_size; |
1373 | int ret = 0, mmio_bar, mmio_size; |
1306 | uint32_t aperture_size; |
1374 | uint32_t aperture_size; |
1307 | 1375 | ||
1308 | info = (struct intel_device_info *) flags; |
1376 | info = (struct intel_device_info *) flags; |
1309 | 1377 | ||
1310 | 1378 | ||
1311 | dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL); |
1379 | dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL); |
1312 | if (dev_priv == NULL) |
1380 | if (dev_priv == NULL) |
1313 | return -ENOMEM; |
1381 | return -ENOMEM; |
1314 | 1382 | ||
1315 | dev->dev_private = (void *)dev_priv; |
1383 | dev->dev_private = dev_priv; |
- | 1384 | dev_priv->dev = dev; |
|
- | 1385 | ||
- | 1386 | /* copy initial configuration to dev_priv->info */ |
|
1316 | dev_priv->dev = dev; |
1387 | device_info = (struct intel_device_info *)&dev_priv->info; |
1317 | dev_priv->info = info; |
1388 | *device_info = *info; |
1318 | 1389 | ||
1319 | spin_lock_init(&dev_priv->irq_lock); |
1390 | spin_lock_init(&dev_priv->irq_lock); |
1320 | spin_lock_init(&dev_priv->gpu_error.lock); |
1391 | spin_lock_init(&dev_priv->gpu_error.lock); |
1321 | spin_lock_init(&dev_priv->backlight_lock); |
1392 | spin_lock_init(&dev_priv->backlight_lock); |
1322 | spin_lock_init(&dev_priv->uncore.lock); |
1393 | spin_lock_init(&dev_priv->uncore.lock); |
1323 | spin_lock_init(&dev_priv->mm.object_stat_lock); |
1394 | spin_lock_init(&dev_priv->mm.object_stat_lock); |
- | 1395 | spin_lock_init(&dev_priv->mmio_flip_lock); |
|
1324 | mutex_init(&dev_priv->dpio_lock); |
1396 | mutex_init(&dev_priv->dpio_lock); |
1325 | mutex_init(&dev_priv->modeset_restore_lock); |
1397 | mutex_init(&dev_priv->modeset_restore_lock); |
1326 | 1398 | ||
1327 | intel_pm_setup(dev); |
1399 | intel_pm_setup(dev); |
1328 | 1400 | ||
1329 | intel_display_crc_init(dev); |
1401 | intel_display_crc_init(dev); |
1330 | 1402 | ||
1331 | i915_dump_device_info(dev_priv); |
1403 | i915_dump_device_info(dev_priv); |
1332 | 1404 | ||
1333 | /* Not all pre-production machines fall into this category, only the |
1405 | /* Not all pre-production machines fall into this category, only the |
1334 | * very first ones. Almost everything should work, except for maybe |
1406 | * very first ones. Almost everything should work, except for maybe |
1335 | * suspend/resume. And we don't implement workarounds that affect only |
1407 | * suspend/resume. And we don't implement workarounds that affect only |
1336 | * pre-production machines. */ |
1408 | * pre-production machines. */ |
1337 | if (IS_HSW_EARLY_SDV(dev)) |
1409 | if (IS_HSW_EARLY_SDV(dev)) |
1338 | DRM_INFO("This is an early pre-production Haswell machine. " |
1410 | DRM_INFO("This is an early pre-production Haswell machine. " |
1339 | "It may not be fully functional.\n"); |
1411 | "It may not be fully functional.\n"); |
1340 | 1412 | ||
1341 | if (i915_get_bridge_dev(dev)) { |
1413 | if (i915_get_bridge_dev(dev)) { |
1342 | ret = -EIO; |
1414 | ret = -EIO; |
1343 | goto free_priv; |
1415 | goto free_priv; |
1344 | } |
1416 | } |
1345 | 1417 | ||
1346 | mmio_bar = IS_GEN2(dev) ? 1 : 0; |
1418 | mmio_bar = IS_GEN2(dev) ? 1 : 0; |
1347 | /* Before gen4, the registers and the GTT are behind different BARs. |
1419 | /* Before gen4, the registers and the GTT are behind different BARs. |
1348 | * However, from gen4 onwards, the registers and the GTT are shared |
1420 | * However, from gen4 onwards, the registers and the GTT are shared |
1349 | * in the same BAR, so we want to restrict this ioremap from |
1421 | * in the same BAR, so we want to restrict this ioremap from |
1350 | * clobbering the GTT which we want ioremap_wc instead. Fortunately, |
1422 | * clobbering the GTT which we want ioremap_wc instead. Fortunately, |
1351 | * the register BAR remains the same size for all the earlier |
1423 | * the register BAR remains the same size for all the earlier |
1352 | * generations up to Ironlake. |
1424 | * generations up to Ironlake. |
1353 | */ |
1425 | */ |
1354 | if (info->gen < 5) |
1426 | if (info->gen < 5) |
1355 | mmio_size = 512*1024; |
1427 | mmio_size = 512*1024; |
1356 | else |
1428 | else |
1357 | mmio_size = 2*1024*1024; |
1429 | mmio_size = 2*1024*1024; |
1358 | 1430 | ||
1359 | dev_priv->regs = pci_iomap(dev->pdev, mmio_bar, mmio_size); |
1431 | dev_priv->regs = pci_iomap(dev->pdev, mmio_bar, mmio_size); |
1360 | if (!dev_priv->regs) { |
1432 | if (!dev_priv->regs) { |
1361 | DRM_ERROR("failed to map registers\n"); |
1433 | DRM_ERROR("failed to map registers\n"); |
1362 | ret = -EIO; |
1434 | ret = -EIO; |
1363 | goto put_bridge; |
1435 | goto put_bridge; |
1364 | } |
1436 | } |
1365 | - | ||
1366 | intel_uncore_early_sanitize(dev); |
- | |
1367 | 1437 | ||
1368 | /* This must be called before any calls to HAS_PCH_* */ |
1438 | /* This must be called before any calls to HAS_PCH_* */ |
1369 | intel_detect_pch(dev); |
1439 | intel_detect_pch(dev); |
1370 | 1440 | ||
1371 | intel_uncore_init(dev); |
1441 | intel_uncore_init(dev); |
1372 | 1442 | ||
1373 | ret = i915_gem_gtt_init(dev); |
1443 | ret = i915_gem_gtt_init(dev); |
1374 | if (ret) |
1444 | if (ret) |
1375 | goto out_regs; |
1445 | goto out_regs; |
1376 | 1446 | ||
1377 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
1447 | if (drm_core_check_feature(dev, DRIVER_MODESET)) |
1378 | i915_kick_out_firmware_fb(dev_priv); |
1448 | i915_kick_out_firmware_fb(dev_priv); |
1379 | 1449 | ||
1380 | pci_set_master(dev->pdev); |
1450 | pci_set_master(dev->pdev); |
1381 | 1451 | ||
1382 | /* overlay on gen2 is broken and can't address above 1G */ |
1452 | /* overlay on gen2 is broken and can't address above 1G */ |
1383 | 1453 | ||
1384 | /* 965GM sometimes incorrectly writes to hardware status page (HWS) |
1454 | /* 965GM sometimes incorrectly writes to hardware status page (HWS) |
1385 | * using 32bit addressing, overwriting memory if HWS is located |
1455 | * using 32bit addressing, overwriting memory if HWS is located |
1386 | * above 4GB. |
1456 | * above 4GB. |
1387 | * |
1457 | * |
1388 | * The documentation also mentions an issue with undefined |
1458 | * The documentation also mentions an issue with undefined |
1389 | * behaviour if any general state is accessed within a page above 4GB, |
1459 | * behaviour if any general state is accessed within a page above 4GB, |
1390 | * which also needs to be handled carefully. |
1460 | * which also needs to be handled carefully. |
1391 | */ |
1461 | */ |
1392 | 1462 | ||
1393 | aperture_size = dev_priv->gtt.mappable_end; |
1463 | aperture_size = dev_priv->gtt.mappable_end; |
1394 | 1464 | ||
1395 | dev_priv->gtt.mappable = AllocKernelSpace(8192); |
1465 | dev_priv->gtt.mappable = AllocKernelSpace(8192); |
1396 | if (dev_priv->gtt.mappable == NULL) { |
1466 | if (dev_priv->gtt.mappable == NULL) { |
1397 | ret = -EIO; |
1467 | ret = -EIO; |
1398 | goto out_gtt; |
1468 | goto out_gtt; |
1399 | } |
1469 | } |
1400 | 1470 | ||
1401 | /* The i915 workqueue is primarily used for batched retirement of |
1471 | /* The i915 workqueue is primarily used for batched retirement of |
1402 | * requests (and thus managing bo) once the task has been completed |
1472 | * requests (and thus managing bo) once the task has been completed |
1403 | * by the GPU. i915_gem_retire_requests() is called directly when we |
1473 | * by the GPU. i915_gem_retire_requests() is called directly when we |
1404 | * need high-priority retirement, such as waiting for an explicit |
1474 | * need high-priority retirement, such as waiting for an explicit |
1405 | * bo. |
1475 | * bo. |
1406 | * |
1476 | * |
1407 | * It is also used for periodic low-priority events, such as |
1477 | * It is also used for periodic low-priority events, such as |
1408 | * idle-timers and recording error state. |
1478 | * idle-timers and recording error state. |
1409 | * |
1479 | * |
1410 | * All tasks on the workqueue are expected to acquire the dev mutex |
1480 | * All tasks on the workqueue are expected to acquire the dev mutex |
1411 | * so there is no point in running more than one instance of the |
1481 | * so there is no point in running more than one instance of the |
1412 | * workqueue at any time. Use an ordered one. |
1482 | * workqueue at any time. Use an ordered one. |
1413 | */ |
1483 | */ |
1414 | dev_priv->wq = alloc_ordered_workqueue("i915", 0); |
1484 | dev_priv->wq = alloc_ordered_workqueue("i915", 0); |
1415 | if (dev_priv->wq == NULL) { |
1485 | if (dev_priv->wq == NULL) { |
1416 | DRM_ERROR("Failed to create our workqueue.\n"); |
1486 | DRM_ERROR("Failed to create our workqueue.\n"); |
1417 | ret = -ENOMEM; |
1487 | ret = -ENOMEM; |
1418 | goto out_mtrrfree; |
1488 | goto out_mtrrfree; |
1419 | } |
1489 | } |
1420 | system_wq = dev_priv->wq; |
1490 | system_wq = dev_priv->wq; |
1421 | 1491 | ||
1422 | 1492 | ||
1423 | intel_irq_init(dev); |
1493 | intel_irq_init(dev); |
1424 | intel_uncore_sanitize(dev); |
1494 | intel_uncore_sanitize(dev); |
1425 | 1495 | ||
1426 | /* Try to make sure MCHBAR is enabled before poking at it */ |
1496 | /* Try to make sure MCHBAR is enabled before poking at it */ |
1427 | intel_setup_mchbar(dev); |
1497 | intel_setup_mchbar(dev); |
1428 | intel_setup_gmbus(dev); |
1498 | intel_setup_gmbus(dev); |
1429 | intel_opregion_setup(dev); |
1499 | intel_opregion_setup(dev); |
1430 | 1500 | ||
1431 | intel_setup_bios(dev); |
1501 | intel_setup_bios(dev); |
1432 | 1502 | ||
1433 | i915_gem_load(dev); |
1503 | i915_gem_load(dev); |
1434 | 1504 | ||
1435 | /* On the 945G/GM, the chipset reports the MSI capability on the |
1505 | /* On the 945G/GM, the chipset reports the MSI capability on the |
1436 | * integrated graphics even though the support isn't actually there |
1506 | * integrated graphics even though the support isn't actually there |
1437 | * according to the published specs. It doesn't appear to function |
1507 | * according to the published specs. It doesn't appear to function |
1438 | * correctly in testing on 945G. |
1508 | * correctly in testing on 945G. |
1439 | * This may be a side effect of MSI having been made available for PEG |
1509 | * This may be a side effect of MSI having been made available for PEG |
1440 | * and the registers being closely associated. |
1510 | * and the registers being closely associated. |
1441 | * |
1511 | * |
1442 | * According to chipset errata, on the 965GM, MSI interrupts may |
1512 | * According to chipset errata, on the 965GM, MSI interrupts may |
1443 | * be lost or delayed, but we use them anyways to avoid |
1513 | * be lost or delayed, but we use them anyways to avoid |
1444 | * stuck interrupts on some machines. |
1514 | * stuck interrupts on some machines. |
1445 | */ |
1515 | */ |
1446 | - | ||
1447 | dev_priv->num_plane = 1; |
- | |
1448 | if (IS_VALLEYVIEW(dev)) |
1516 | |
1449 | dev_priv->num_plane = 2; |
1517 | intel_device_info_runtime_init(dev); |
1450 | 1518 | ||
1451 | // if (INTEL_INFO(dev)->num_pipes) { |
1519 | // if (INTEL_INFO(dev)->num_pipes) { |
1452 | // ret = drm_vblank_init(dev, INTEL_INFO(dev)->num_pipes); |
1520 | // ret = drm_vblank_init(dev, INTEL_INFO(dev)->num_pipes); |
1453 | // if (ret) |
1521 | // if (ret) |
1454 | // goto out_gem_unload; |
1522 | // goto out_gem_unload; |
1455 | // } |
1523 | // } |
1456 | 1524 | ||
1457 | intel_power_domains_init(dev); |
1525 | intel_power_domains_init(dev_priv); |
1458 | 1526 | ||
1459 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1527 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1460 | ret = i915_load_modeset_init(dev); |
1528 | ret = i915_load_modeset_init(dev); |
1461 | if (ret < 0) { |
1529 | if (ret < 0) { |
1462 | DRM_ERROR("failed to init modeset\n"); |
1530 | DRM_ERROR("failed to init modeset\n"); |
1463 | goto out_power_well; |
1531 | goto out_power_well; |
1464 | } |
1532 | } |
1465 | } else { |
1533 | } else { |
1466 | /* Start out suspended in ums mode. */ |
1534 | /* Start out suspended in ums mode. */ |
1467 | dev_priv->ums.mm_suspended = 1; |
1535 | dev_priv->ums.mm_suspended = 1; |
1468 | } |
1536 | } |
1469 | 1537 | ||
1470 | 1538 | ||
1471 | if (INTEL_INFO(dev)->num_pipes) { |
1539 | if (INTEL_INFO(dev)->num_pipes) { |
1472 | /* Must be done after probing outputs */ |
1540 | /* Must be done after probing outputs */ |
1473 | intel_opregion_init(dev); |
1541 | intel_opregion_init(dev); |
1474 | // acpi_video_register(); |
- | |
1475 | } |
1542 | } |
1476 | 1543 | ||
1477 | if (IS_GEN5(dev)) |
1544 | if (IS_GEN5(dev)) |
1478 | intel_gpu_ips_init(dev_priv); |
1545 | intel_gpu_ips_init(dev_priv); |
1479 | 1546 | ||
1480 | intel_init_runtime_pm(dev_priv); |
1547 | intel_init_runtime_pm(dev_priv); |
1481 | 1548 | ||
1482 | main_device = dev; |
1549 | main_device = dev; |
1483 | 1550 | ||
1484 | return 0; |
1551 | return 0; |
1485 | 1552 | ||
1486 | out_power_well: |
1553 | out_power_well: |
1487 | out_gem_unload: |
1554 | out_gem_unload: |
1488 | 1555 | ||
1489 | out_mtrrfree: |
1556 | out_mtrrfree: |
1490 | out_gtt: |
1557 | out_gtt: |
1491 | out_regs: |
1558 | out_regs: |
1492 | put_bridge: |
1559 | put_bridge: |
1493 | free_priv: |
1560 | free_priv: |
1494 | kfree(dev_priv); |
1561 | kfree(dev_priv); |
1495 | return ret; |
1562 | return ret; |
1496 | } |
1563 | } |
1497 | 1564 | ||
1498 | #if 0 |
1565 | #if 0 |
1499 | 1566 | ||
1500 | int i915_driver_unload(struct drm_device *dev) |
1567 | int i915_driver_unload(struct drm_device *dev) |
1501 | { |
1568 | { |
1502 | struct drm_i915_private *dev_priv = dev->dev_private; |
1569 | struct drm_i915_private *dev_priv = dev->dev_private; |
1503 | int ret; |
1570 | int ret; |
1504 | 1571 | ||
1505 | ret = i915_gem_suspend(dev); |
1572 | ret = i915_gem_suspend(dev); |
1506 | if (ret) { |
1573 | if (ret) { |
1507 | DRM_ERROR("failed to idle hardware: %d\n", ret); |
1574 | DRM_ERROR("failed to idle hardware: %d\n", ret); |
1508 | return ret; |
1575 | return ret; |
1509 | } |
1576 | } |
1510 | 1577 | ||
1511 | intel_fini_runtime_pm(dev_priv); |
1578 | intel_fini_runtime_pm(dev_priv); |
1512 | 1579 | ||
1513 | intel_gpu_ips_teardown(); |
1580 | intel_gpu_ips_teardown(); |
1514 | 1581 | ||
1515 | /* The i915.ko module is still not prepared to be loaded when |
1582 | /* The i915.ko module is still not prepared to be loaded when |
1516 | * the power well is not enabled, so just enable it in case |
1583 | * the power well is not enabled, so just enable it in case |
1517 | * we're going to unload/reload. */ |
1584 | * we're going to unload/reload. */ |
1518 | intel_display_set_init_power(dev, true); |
1585 | intel_display_set_init_power(dev_priv, true); |
1519 | intel_power_domains_remove(dev); |
1586 | intel_power_domains_remove(dev_priv); |
1520 | 1587 | ||
1521 | i915_teardown_sysfs(dev); |
1588 | i915_teardown_sysfs(dev); |
1522 | 1589 | ||
1523 | if (dev_priv->mm.inactive_shrinker.scan_objects) |
1590 | if (dev_priv->mm.inactive_shrinker.scan_objects) |
1524 | unregister_shrinker(&dev_priv->mm.inactive_shrinker); |
1591 | unregister_shrinker(&dev_priv->mm.inactive_shrinker); |
1525 | 1592 | ||
1526 | io_mapping_free(dev_priv->gtt.mappable); |
1593 | io_mapping_free(dev_priv->gtt.mappable); |
1527 | arch_phys_wc_del(dev_priv->gtt.mtrr); |
1594 | arch_phys_wc_del(dev_priv->gtt.mtrr); |
1528 | 1595 | ||
1529 | acpi_video_unregister(); |
1596 | acpi_video_unregister(); |
1530 | 1597 | ||
1531 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1598 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1532 | intel_fbdev_fini(dev); |
1599 | intel_fbdev_fini(dev); |
1533 | intel_modeset_cleanup(dev); |
1600 | intel_modeset_cleanup(dev); |
1534 | cancel_work_sync(&dev_priv->console_resume_work); |
1601 | cancel_work_sync(&dev_priv->console_resume_work); |
1535 | 1602 | ||
1536 | /* |
1603 | /* |
1537 | * free the memory space allocated for the child device |
1604 | * free the memory space allocated for the child device |
1538 | * config parsed from VBT |
1605 | * config parsed from VBT |
1539 | */ |
1606 | */ |
1540 | if (dev_priv->vbt.child_dev && dev_priv->vbt.child_dev_num) { |
1607 | if (dev_priv->vbt.child_dev && dev_priv->vbt.child_dev_num) { |
1541 | kfree(dev_priv->vbt.child_dev); |
1608 | kfree(dev_priv->vbt.child_dev); |
1542 | dev_priv->vbt.child_dev = NULL; |
1609 | dev_priv->vbt.child_dev = NULL; |
1543 | dev_priv->vbt.child_dev_num = 0; |
1610 | dev_priv->vbt.child_dev_num = 0; |
1544 | } |
1611 | } |
1545 | 1612 | ||
1546 | vga_switcheroo_unregister_client(dev->pdev); |
1613 | vga_switcheroo_unregister_client(dev->pdev); |
1547 | vga_client_register(dev->pdev, NULL, NULL, NULL); |
1614 | vga_client_register(dev->pdev, NULL, NULL, NULL); |
1548 | } |
1615 | } |
1549 | 1616 | ||
1550 | /* Free error state after interrupts are fully disabled. */ |
1617 | /* Free error state after interrupts are fully disabled. */ |
1551 | del_timer_sync(&dev_priv->gpu_error.hangcheck_timer); |
1618 | del_timer_sync(&dev_priv->gpu_error.hangcheck_timer); |
1552 | cancel_work_sync(&dev_priv->gpu_error.work); |
1619 | cancel_work_sync(&dev_priv->gpu_error.work); |
1553 | i915_destroy_error_state(dev); |
1620 | i915_destroy_error_state(dev); |
1554 | - | ||
1555 | cancel_delayed_work_sync(&dev_priv->pc8.enable_work); |
- | |
1556 | 1621 | ||
1557 | if (dev->pdev->msi_enabled) |
1622 | if (dev->pdev->msi_enabled) |
1558 | pci_disable_msi(dev->pdev); |
1623 | pci_disable_msi(dev->pdev); |
1559 | 1624 | ||
1560 | intel_opregion_fini(dev); |
1625 | intel_opregion_fini(dev); |
1561 | 1626 | ||
1562 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1627 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1563 | /* Flush any outstanding unpin_work. */ |
1628 | /* Flush any outstanding unpin_work. */ |
1564 | flush_workqueue(dev_priv->wq); |
1629 | flush_workqueue(dev_priv->wq); |
1565 | 1630 | ||
1566 | mutex_lock(&dev->struct_mutex); |
1631 | mutex_lock(&dev->struct_mutex); |
1567 | i915_gem_free_all_phys_object(dev); |
- | |
1568 | i915_gem_cleanup_ringbuffer(dev); |
1632 | i915_gem_cleanup_ringbuffer(dev); |
1569 | i915_gem_context_fini(dev); |
1633 | i915_gem_context_fini(dev); |
- | 1634 | WARN_ON(dev_priv->mm.aliasing_ppgtt); |
|
1570 | mutex_unlock(&dev->struct_mutex); |
1635 | mutex_unlock(&dev->struct_mutex); |
1571 | i915_gem_cleanup_aliasing_ppgtt(dev); |
- | |
1572 | i915_gem_cleanup_stolen(dev); |
1636 | i915_gem_cleanup_stolen(dev); |
1573 | 1637 | ||
1574 | if (!I915_NEED_GFX_HWS(dev)) |
1638 | if (!I915_NEED_GFX_HWS(dev)) |
1575 | i915_free_hws(dev); |
1639 | i915_free_hws(dev); |
1576 | } |
1640 | } |
1577 | - | ||
1578 | list_del(&dev_priv->gtt.base.global_link); |
1641 | |
1579 | WARN_ON(!list_empty(&dev_priv->vm_list)); |
1642 | WARN_ON(!list_empty(&dev_priv->vm_list)); |
1580 | 1643 | ||
1581 | drm_vblank_cleanup(dev); |
1644 | drm_vblank_cleanup(dev); |
1582 | 1645 | ||
1583 | intel_teardown_gmbus(dev); |
1646 | intel_teardown_gmbus(dev); |
1584 | intel_teardown_mchbar(dev); |
1647 | intel_teardown_mchbar(dev); |
- | 1648 | ||
1585 | 1649 | destroy_workqueue(dev_priv->dp_wq); |
|
1586 | destroy_workqueue(dev_priv->wq); |
1650 | destroy_workqueue(dev_priv->wq); |
1587 | pm_qos_remove_request(&dev_priv->pm_qos); |
1651 | pm_qos_remove_request(&dev_priv->pm_qos); |
1588 | 1652 | ||
1589 | dev_priv->gtt.base.cleanup(&dev_priv->gtt.base); |
1653 | dev_priv->gtt.base.cleanup(&dev_priv->gtt.base); |
1590 | 1654 | ||
1591 | intel_uncore_fini(dev); |
1655 | intel_uncore_fini(dev); |
1592 | if (dev_priv->regs != NULL) |
1656 | if (dev_priv->regs != NULL) |
1593 | pci_iounmap(dev->pdev, dev_priv->regs); |
1657 | pci_iounmap(dev->pdev, dev_priv->regs); |
1594 | 1658 | ||
1595 | if (dev_priv->slab) |
1659 | if (dev_priv->slab) |
1596 | kmem_cache_destroy(dev_priv->slab); |
1660 | kmem_cache_destroy(dev_priv->slab); |
1597 | 1661 | ||
1598 | pci_dev_put(dev_priv->bridge_dev); |
1662 | pci_dev_put(dev_priv->bridge_dev); |
1599 | kfree(dev->dev_private); |
1663 | kfree(dev_priv); |
1600 | 1664 | ||
1601 | return 0; |
1665 | return 0; |
1602 | } |
1666 | } |
1603 | #endif |
1667 | #endif |
1604 | 1668 | ||
1605 | int i915_driver_open(struct drm_device *dev, struct drm_file *file) |
1669 | int i915_driver_open(struct drm_device *dev, struct drm_file *file) |
1606 | { |
1670 | { |
1607 | struct drm_i915_file_private *file_priv; |
- | |
1608 | - | ||
1609 | DRM_DEBUG_DRIVER("\n"); |
- | |
1610 | file_priv = kzalloc(sizeof(*file_priv), GFP_KERNEL); |
- | |
1611 | if (!file_priv) |
- | |
1612 | return -ENOMEM; |
1671 | int ret; |
1613 | - | ||
1614 | file->driver_priv = file_priv; |
- | |
1615 | - | ||
1616 | spin_lock_init(&file_priv->mm.lock); |
- | |
1617 | INIT_LIST_HEAD(&file_priv->mm.request_list); |
- | |
1618 | 1672 | ||
- | 1673 | ret = i915_gem_open(dev, file); |
|
- | 1674 | if (ret) |
|
1619 | idr_init(&file_priv->context_idr); |
1675 | return ret; |
1620 | 1676 | ||
1621 | return 0; |
1677 | return 0; |
1622 | } |
1678 | } |
1623 | 1679 | ||
1624 | #if 0 |
1680 | #if 0 |
1625 | /** |
1681 | /** |
1626 | * i915_driver_lastclose - clean up after all DRM clients have exited |
1682 | * i915_driver_lastclose - clean up after all DRM clients have exited |
1627 | * @dev: DRM device |
1683 | * @dev: DRM device |
1628 | * |
1684 | * |
1629 | * Take care of cleaning up after all DRM clients have exited. In the |
1685 | * Take care of cleaning up after all DRM clients have exited. In the |
1630 | * mode setting case, we want to restore the kernel's initial mode (just |
1686 | * mode setting case, we want to restore the kernel's initial mode (just |
1631 | * in case the last client left us in a bad state). |
1687 | * in case the last client left us in a bad state). |
1632 | * |
1688 | * |
1633 | * Additionally, in the non-mode setting case, we'll tear down the GTT |
1689 | * Additionally, in the non-mode setting case, we'll tear down the GTT |
1634 | * and DMA structures, since the kernel won't be using them, and clea |
1690 | * and DMA structures, since the kernel won't be using them, and clea |
1635 | * up any GEM state. |
1691 | * up any GEM state. |
1636 | */ |
1692 | */ |
1637 | void i915_driver_lastclose(struct drm_device * dev) |
1693 | void i915_driver_lastclose(struct drm_device *dev) |
1638 | { |
1694 | { |
1639 | drm_i915_private_t *dev_priv = dev->dev_private; |
1695 | struct drm_i915_private *dev_priv = dev->dev_private; |
1640 | 1696 | ||
1641 | /* On gen6+ we refuse to init without kms enabled, but then the drm core |
1697 | /* On gen6+ we refuse to init without kms enabled, but then the drm core |
1642 | * goes right around and calls lastclose. Check for this and don't clean |
1698 | * goes right around and calls lastclose. Check for this and don't clean |
1643 | * up anything. */ |
1699 | * up anything. */ |
1644 | if (!dev_priv) |
1700 | if (!dev_priv) |
1645 | return; |
1701 | return; |
1646 | 1702 | ||
1647 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1703 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
1648 | intel_fbdev_restore_mode(dev); |
1704 | intel_fbdev_restore_mode(dev); |
1649 | vga_switcheroo_process_delayed_switch(); |
1705 | vga_switcheroo_process_delayed_switch(); |
1650 | return; |
1706 | return; |
1651 | } |
1707 | } |
1652 | 1708 | ||
1653 | i915_gem_lastclose(dev); |
1709 | i915_gem_lastclose(dev); |
1654 | 1710 | ||
1655 | i915_dma_cleanup(dev); |
1711 | i915_dma_cleanup(dev); |
1656 | } |
1712 | } |
1657 | 1713 | ||
1658 | void i915_driver_preclose(struct drm_device * dev, struct drm_file *file_priv) |
1714 | void i915_driver_preclose(struct drm_device *dev, struct drm_file *file) |
1659 | { |
1715 | { |
1660 | mutex_lock(&dev->struct_mutex); |
1716 | mutex_lock(&dev->struct_mutex); |
1661 | i915_gem_context_close(dev, file_priv); |
1717 | i915_gem_context_close(dev, file); |
1662 | i915_gem_release(dev, file_priv); |
1718 | i915_gem_release(dev, file); |
1663 | mutex_unlock(&dev->struct_mutex); |
1719 | mutex_unlock(&dev->struct_mutex); |
1664 | } |
1720 | } |
1665 | 1721 | ||
1666 | void i915_driver_postclose(struct drm_device *dev, struct drm_file *file) |
1722 | void i915_driver_postclose(struct drm_device *dev, struct drm_file *file) |
1667 | { |
1723 | { |
1668 | struct drm_i915_file_private *file_priv = file->driver_priv; |
1724 | struct drm_i915_file_private *file_priv = file->driver_priv; |
- | 1725 | ||
- | 1726 | if (file_priv && file_priv->bsd_ring) |
|
1669 | 1727 | file_priv->bsd_ring = NULL; |
|
1670 | kfree(file_priv); |
1728 | kfree(file_priv); |
1671 | } |
1729 | } |
1672 | 1730 | ||
1673 | const struct drm_ioctl_desc i915_ioctls[] = { |
1731 | const struct drm_ioctl_desc i915_ioctls[] = { |
1674 | DRM_IOCTL_DEF_DRV(I915_INIT, i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1732 | DRM_IOCTL_DEF_DRV(I915_INIT, i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1675 | DRM_IOCTL_DEF_DRV(I915_FLUSH, i915_flush_ioctl, DRM_AUTH), |
1733 | DRM_IOCTL_DEF_DRV(I915_FLUSH, i915_flush_ioctl, DRM_AUTH), |
1676 | DRM_IOCTL_DEF_DRV(I915_FLIP, i915_flip_bufs, DRM_AUTH), |
1734 | DRM_IOCTL_DEF_DRV(I915_FLIP, i915_flip_bufs, DRM_AUTH), |
1677 | DRM_IOCTL_DEF_DRV(I915_BATCHBUFFER, i915_batchbuffer, DRM_AUTH), |
1735 | DRM_IOCTL_DEF_DRV(I915_BATCHBUFFER, i915_batchbuffer, DRM_AUTH), |
1678 | DRM_IOCTL_DEF_DRV(I915_IRQ_EMIT, i915_irq_emit, DRM_AUTH), |
1736 | DRM_IOCTL_DEF_DRV(I915_IRQ_EMIT, i915_irq_emit, DRM_AUTH), |
1679 | DRM_IOCTL_DEF_DRV(I915_IRQ_WAIT, i915_irq_wait, DRM_AUTH), |
1737 | DRM_IOCTL_DEF_DRV(I915_IRQ_WAIT, i915_irq_wait, DRM_AUTH), |
1680 | DRM_IOCTL_DEF_DRV(I915_GETPARAM, i915_getparam, DRM_AUTH|DRM_RENDER_ALLOW), |
1738 | DRM_IOCTL_DEF_DRV(I915_GETPARAM, i915_getparam, DRM_AUTH|DRM_RENDER_ALLOW), |
1681 | DRM_IOCTL_DEF_DRV(I915_SETPARAM, i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1739 | DRM_IOCTL_DEF_DRV(I915_SETPARAM, i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1682 | DRM_IOCTL_DEF_DRV(I915_ALLOC, drm_noop, DRM_AUTH), |
1740 | DRM_IOCTL_DEF_DRV(I915_ALLOC, drm_noop, DRM_AUTH), |
1683 | DRM_IOCTL_DEF_DRV(I915_FREE, drm_noop, DRM_AUTH), |
1741 | DRM_IOCTL_DEF_DRV(I915_FREE, drm_noop, DRM_AUTH), |
1684 | DRM_IOCTL_DEF_DRV(I915_INIT_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1742 | DRM_IOCTL_DEF_DRV(I915_INIT_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1685 | DRM_IOCTL_DEF_DRV(I915_CMDBUFFER, i915_cmdbuffer, DRM_AUTH), |
1743 | DRM_IOCTL_DEF_DRV(I915_CMDBUFFER, i915_cmdbuffer, DRM_AUTH), |
1686 | DRM_IOCTL_DEF_DRV(I915_DESTROY_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1744 | DRM_IOCTL_DEF_DRV(I915_DESTROY_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1687 | DRM_IOCTL_DEF_DRV(I915_SET_VBLANK_PIPE, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1745 | DRM_IOCTL_DEF_DRV(I915_SET_VBLANK_PIPE, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1688 | DRM_IOCTL_DEF_DRV(I915_GET_VBLANK_PIPE, i915_vblank_pipe_get, DRM_AUTH), |
1746 | DRM_IOCTL_DEF_DRV(I915_GET_VBLANK_PIPE, i915_vblank_pipe_get, DRM_AUTH), |
1689 | DRM_IOCTL_DEF_DRV(I915_VBLANK_SWAP, i915_vblank_swap, DRM_AUTH), |
1747 | DRM_IOCTL_DEF_DRV(I915_VBLANK_SWAP, i915_vblank_swap, DRM_AUTH), |
1690 | DRM_IOCTL_DEF_DRV(I915_HWS_ADDR, i915_set_status_page, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1748 | DRM_IOCTL_DEF_DRV(I915_HWS_ADDR, i915_set_status_page, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1691 | DRM_IOCTL_DEF_DRV(I915_GEM_INIT, i915_gem_init_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1749 | DRM_IOCTL_DEF_DRV(I915_GEM_INIT, i915_gem_init_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1692 | DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER, i915_gem_execbuffer, DRM_AUTH|DRM_UNLOCKED), |
1750 | DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER, i915_gem_execbuffer, DRM_AUTH|DRM_UNLOCKED), |
1693 | DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER2, i915_gem_execbuffer2, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1751 | DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER2, i915_gem_execbuffer2, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1694 | DRM_IOCTL_DEF_DRV(I915_GEM_PIN, i915_gem_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1752 | DRM_IOCTL_DEF_DRV(I915_GEM_PIN, i915_gem_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1695 | DRM_IOCTL_DEF_DRV(I915_GEM_UNPIN, i915_gem_unpin_ioctl, DRM_AUTH|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1753 | DRM_IOCTL_DEF_DRV(I915_GEM_UNPIN, i915_gem_unpin_ioctl, DRM_AUTH|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1696 | DRM_IOCTL_DEF_DRV(I915_GEM_BUSY, i915_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1754 | DRM_IOCTL_DEF_DRV(I915_GEM_BUSY, i915_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1697 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_CACHING, i915_gem_set_caching_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1755 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_CACHING, i915_gem_set_caching_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1698 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_CACHING, i915_gem_get_caching_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1756 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_CACHING, i915_gem_get_caching_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1699 | DRM_IOCTL_DEF_DRV(I915_GEM_THROTTLE, i915_gem_throttle_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1757 | DRM_IOCTL_DEF_DRV(I915_GEM_THROTTLE, i915_gem_throttle_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1700 | DRM_IOCTL_DEF_DRV(I915_GEM_ENTERVT, i915_gem_entervt_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1758 | DRM_IOCTL_DEF_DRV(I915_GEM_ENTERVT, i915_gem_entervt_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1701 | DRM_IOCTL_DEF_DRV(I915_GEM_LEAVEVT, i915_gem_leavevt_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1759 | DRM_IOCTL_DEF_DRV(I915_GEM_LEAVEVT, i915_gem_leavevt_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), |
1702 | DRM_IOCTL_DEF_DRV(I915_GEM_CREATE, i915_gem_create_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1760 | DRM_IOCTL_DEF_DRV(I915_GEM_CREATE, i915_gem_create_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1703 | DRM_IOCTL_DEF_DRV(I915_GEM_PREAD, i915_gem_pread_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1761 | DRM_IOCTL_DEF_DRV(I915_GEM_PREAD, i915_gem_pread_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1704 | DRM_IOCTL_DEF_DRV(I915_GEM_PWRITE, i915_gem_pwrite_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1762 | DRM_IOCTL_DEF_DRV(I915_GEM_PWRITE, i915_gem_pwrite_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1705 | DRM_IOCTL_DEF_DRV(I915_GEM_MMAP, i915_gem_mmap_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1763 | DRM_IOCTL_DEF_DRV(I915_GEM_MMAP, i915_gem_mmap_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1706 | DRM_IOCTL_DEF_DRV(I915_GEM_MMAP_GTT, i915_gem_mmap_gtt_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1764 | DRM_IOCTL_DEF_DRV(I915_GEM_MMAP_GTT, i915_gem_mmap_gtt_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1707 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_DOMAIN, i915_gem_set_domain_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1765 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_DOMAIN, i915_gem_set_domain_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1708 | DRM_IOCTL_DEF_DRV(I915_GEM_SW_FINISH, i915_gem_sw_finish_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1766 | DRM_IOCTL_DEF_DRV(I915_GEM_SW_FINISH, i915_gem_sw_finish_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1709 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_TILING, i915_gem_set_tiling, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1767 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_TILING, i915_gem_set_tiling, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1710 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_TILING, i915_gem_get_tiling, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1768 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_TILING, i915_gem_get_tiling, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1711 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1769 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1712 | DRM_IOCTL_DEF_DRV(I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id, DRM_UNLOCKED), |
1770 | DRM_IOCTL_DEF_DRV(I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id, DRM_UNLOCKED), |
1713 | DRM_IOCTL_DEF_DRV(I915_GEM_MADVISE, i915_gem_madvise_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1771 | DRM_IOCTL_DEF_DRV(I915_GEM_MADVISE, i915_gem_madvise_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1714 | DRM_IOCTL_DEF_DRV(I915_OVERLAY_PUT_IMAGE, intel_overlay_put_image, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1772 | DRM_IOCTL_DEF_DRV(I915_OVERLAY_PUT_IMAGE, intel_overlay_put_image, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1715 | DRM_IOCTL_DEF_DRV(I915_OVERLAY_ATTRS, intel_overlay_attrs, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1773 | DRM_IOCTL_DEF_DRV(I915_OVERLAY_ATTRS, intel_overlay_attrs, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1716 | DRM_IOCTL_DEF_DRV(I915_SET_SPRITE_COLORKEY, intel_sprite_set_colorkey, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1774 | DRM_IOCTL_DEF_DRV(I915_SET_SPRITE_COLORKEY, intel_sprite_set_colorkey, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1717 | DRM_IOCTL_DEF_DRV(I915_GET_SPRITE_COLORKEY, intel_sprite_get_colorkey, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1775 | DRM_IOCTL_DEF_DRV(I915_GET_SPRITE_COLORKEY, intel_sprite_get_colorkey, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), |
1718 | DRM_IOCTL_DEF_DRV(I915_GEM_WAIT, i915_gem_wait_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1776 | DRM_IOCTL_DEF_DRV(I915_GEM_WAIT, i915_gem_wait_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1719 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_CREATE, i915_gem_context_create_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1777 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_CREATE, i915_gem_context_create_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1720 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_DESTROY, i915_gem_context_destroy_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1778 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_DESTROY, i915_gem_context_destroy_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1721 | DRM_IOCTL_DEF_DRV(I915_REG_READ, i915_reg_read_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1779 | DRM_IOCTL_DEF_DRV(I915_REG_READ, i915_reg_read_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1722 | DRM_IOCTL_DEF_DRV(I915_GET_RESET_STATS, i915_get_reset_stats_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
1780 | DRM_IOCTL_DEF_DRV(I915_GET_RESET_STATS, i915_get_reset_stats_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
- | 1781 | DRM_IOCTL_DEF_DRV(I915_GEM_USERPTR, i915_gem_userptr_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW), |
|
1723 | }; |
1782 | }; |
1724 | 1783 | ||
1725 | int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls); |
1784 | int i915_max_ioctl = ARRAY_SIZE(i915_ioctls); |
1726 | 1785 | ||
1727 | /* |
1786 | /* |
1728 | * This is really ugly: Because old userspace abused the linux agp interface to |
1787 | * This is really ugly: Because old userspace abused the linux agp interface to |
1729 | * manage the gtt, we need to claim that all intel devices are agp. For |
1788 | * manage the gtt, we need to claim that all intel devices are agp. For |
1730 | * otherwise the drm core refuses to initialize the agp support code. |
1789 | * otherwise the drm core refuses to initialize the agp support code. |
1731 | */ |
1790 | */ |
1732 | int i915_driver_device_is_agp(struct drm_device * dev) |
1791 | int i915_driver_device_is_agp(struct drm_device *dev) |
1733 | { |
1792 | { |
1734 | return 1; |
1793 | return 1; |
1735 | } |
1794 | } |
1736 | #endif>>><>>><>>>><>><>><>>>>>><>><>><>><>><>=>=>=>=>>>><>><>><>=>>> |
1795 | #endif>>><>>><>>>><>><>><>>>>>><>><>><>><>><>=>=>=>=>>>><>><>><>=>>> |