diff options
Diffstat (limited to 'drivers/gpu/nvgpu/gk20a')
-rw-r--r-- | drivers/gpu/nvgpu/gk20a/gk20a.c | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c index 060429d1..1c75123f 100644 --- a/drivers/gpu/nvgpu/gk20a/gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/gk20a.c | |||
@@ -19,12 +19,10 @@ | |||
19 | #include <linux/module.h> | 19 | #include <linux/module.h> |
20 | #include <linux/dma-mapping.h> | 20 | #include <linux/dma-mapping.h> |
21 | #include <linux/string.h> | 21 | #include <linux/string.h> |
22 | #include <linux/cdev.h> | ||
23 | #include <linux/delay.h> | 22 | #include <linux/delay.h> |
24 | #include <linux/interrupt.h> | 23 | #include <linux/interrupt.h> |
25 | #include <linux/irq.h> | 24 | #include <linux/irq.h> |
26 | #include <linux/export.h> | 25 | #include <linux/export.h> |
27 | #include <linux/file.h> | ||
28 | #include <linux/of.h> | 26 | #include <linux/of.h> |
29 | #include <linux/of_device.h> | 27 | #include <linux/of_device.h> |
30 | #include <linux/of_platform.h> | 28 | #include <linux/of_platform.h> |
@@ -48,7 +46,6 @@ | |||
48 | 46 | ||
49 | #include "gk20a.h" | 47 | #include "gk20a.h" |
50 | #include "debug_gk20a.h" | 48 | #include "debug_gk20a.h" |
51 | #include "ctrl_gk20a.h" | ||
52 | #include "channel_sync_gk20a.h" | 49 | #include "channel_sync_gk20a.h" |
53 | 50 | ||
54 | #include "gk20a_scale.h" | 51 | #include "gk20a_scale.h" |
@@ -167,100 +164,6 @@ static inline void set_gk20a(struct platform_device *pdev, struct gk20a *gk20a) | |||
167 | gk20a_get_platform(&pdev->dev)->g = gk20a; | 164 | gk20a_get_platform(&pdev->dev)->g = gk20a; |
168 | } | 165 | } |
169 | 166 | ||
170 | const struct file_operations gk20a_channel_ops = { | ||
171 | .owner = THIS_MODULE, | ||
172 | .release = gk20a_channel_release, | ||
173 | .open = gk20a_channel_open, | ||
174 | #ifdef CONFIG_COMPAT | ||
175 | .compat_ioctl = gk20a_channel_ioctl, | ||
176 | #endif | ||
177 | .unlocked_ioctl = gk20a_channel_ioctl, | ||
178 | }; | ||
179 | |||
180 | static const struct file_operations gk20a_ctrl_ops = { | ||
181 | .owner = THIS_MODULE, | ||
182 | .release = gk20a_ctrl_dev_release, | ||
183 | .open = gk20a_ctrl_dev_open, | ||
184 | .unlocked_ioctl = gk20a_ctrl_dev_ioctl, | ||
185 | #ifdef CONFIG_COMPAT | ||
186 | .compat_ioctl = gk20a_ctrl_dev_ioctl, | ||
187 | #endif | ||
188 | }; | ||
189 | |||
190 | static const struct file_operations gk20a_dbg_ops = { | ||
191 | .owner = THIS_MODULE, | ||
192 | .release = gk20a_dbg_gpu_dev_release, | ||
193 | .open = gk20a_dbg_gpu_dev_open, | ||
194 | .unlocked_ioctl = gk20a_dbg_gpu_dev_ioctl, | ||
195 | .poll = gk20a_dbg_gpu_dev_poll, | ||
196 | #ifdef CONFIG_COMPAT | ||
197 | .compat_ioctl = gk20a_dbg_gpu_dev_ioctl, | ||
198 | #endif | ||
199 | }; | ||
200 | |||
201 | static const struct file_operations gk20a_as_ops = { | ||
202 | .owner = THIS_MODULE, | ||
203 | .release = gk20a_as_dev_release, | ||
204 | .open = gk20a_as_dev_open, | ||
205 | #ifdef CONFIG_COMPAT | ||
206 | .compat_ioctl = gk20a_as_dev_ioctl, | ||
207 | #endif | ||
208 | .unlocked_ioctl = gk20a_as_dev_ioctl, | ||
209 | }; | ||
210 | |||
211 | /* | ||
212 | * Note: We use a different 'open' to trigger handling of the profiler session. | ||
213 | * Most of the code is shared between them... Though, at some point if the | ||
214 | * code does get too tangled trying to handle each in the same path we can | ||
215 | * separate them cleanly. | ||
216 | */ | ||
217 | static const struct file_operations gk20a_prof_ops = { | ||
218 | .owner = THIS_MODULE, | ||
219 | .release = gk20a_dbg_gpu_dev_release, | ||
220 | .open = gk20a_prof_gpu_dev_open, | ||
221 | .unlocked_ioctl = gk20a_dbg_gpu_dev_ioctl, | ||
222 | /* .mmap = gk20a_prof_gpu_dev_mmap,*/ | ||
223 | /*int (*mmap) (struct file *, struct vm_area_struct *);*/ | ||
224 | #ifdef CONFIG_COMPAT | ||
225 | .compat_ioctl = gk20a_dbg_gpu_dev_ioctl, | ||
226 | #endif | ||
227 | }; | ||
228 | |||
229 | static const struct file_operations gk20a_tsg_ops = { | ||
230 | .owner = THIS_MODULE, | ||
231 | .release = gk20a_tsg_dev_release, | ||
232 | .open = gk20a_tsg_dev_open, | ||
233 | #ifdef CONFIG_COMPAT | ||
234 | .compat_ioctl = gk20a_tsg_dev_ioctl, | ||
235 | #endif | ||
236 | .unlocked_ioctl = gk20a_tsg_dev_ioctl, | ||
237 | }; | ||
238 | |||
239 | static const struct file_operations gk20a_ctxsw_ops = { | ||
240 | .owner = THIS_MODULE, | ||
241 | .release = gk20a_ctxsw_dev_release, | ||
242 | .open = gk20a_ctxsw_dev_open, | ||
243 | #ifdef CONFIG_COMPAT | ||
244 | .compat_ioctl = gk20a_ctxsw_dev_ioctl, | ||
245 | #endif | ||
246 | .unlocked_ioctl = gk20a_ctxsw_dev_ioctl, | ||
247 | .poll = gk20a_ctxsw_dev_poll, | ||
248 | .read = gk20a_ctxsw_dev_read, | ||
249 | .mmap = gk20a_ctxsw_dev_mmap, | ||
250 | }; | ||
251 | |||
252 | static const struct file_operations gk20a_sched_ops = { | ||
253 | .owner = THIS_MODULE, | ||
254 | .release = gk20a_sched_dev_release, | ||
255 | .open = gk20a_sched_dev_open, | ||
256 | #ifdef CONFIG_COMPAT | ||
257 | .compat_ioctl = gk20a_sched_dev_ioctl, | ||
258 | #endif | ||
259 | .unlocked_ioctl = gk20a_sched_dev_ioctl, | ||
260 | .poll = gk20a_sched_dev_poll, | ||
261 | .read = gk20a_sched_dev_read, | ||
262 | }; | ||
263 | |||
264 | void __nvgpu_check_gpu_state(struct gk20a *g) | 167 | void __nvgpu_check_gpu_state(struct gk20a *g) |
265 | { | 168 | { |
266 | u32 boot_0 = g->ops.mc.boot_0(g, NULL, NULL, NULL); | 169 | u32 boot_0 = g->ops.mc.boot_0(g, NULL, NULL, NULL); |
@@ -773,168 +676,6 @@ static struct of_device_id tegra_gk20a_of_match[] = { | |||
773 | { }, | 676 | { }, |
774 | }; | 677 | }; |
775 | 678 | ||
776 | static int gk20a_create_device( | ||
777 | struct device *dev, int devno, | ||
778 | const char *interface_name, const char *cdev_name, | ||
779 | struct cdev *cdev, struct device **out, | ||
780 | const struct file_operations *ops, | ||
781 | struct class *class) | ||
782 | { | ||
783 | struct device *subdev; | ||
784 | int err; | ||
785 | |||
786 | gk20a_dbg_fn(""); | ||
787 | |||
788 | cdev_init(cdev, ops); | ||
789 | cdev->owner = THIS_MODULE; | ||
790 | |||
791 | err = cdev_add(cdev, devno, 1); | ||
792 | if (err) { | ||
793 | dev_err(dev, "failed to add %s cdev\n", cdev_name); | ||
794 | return err; | ||
795 | } | ||
796 | |||
797 | subdev = device_create(class, NULL, devno, NULL, | ||
798 | interface_name, cdev_name); | ||
799 | |||
800 | if (IS_ERR(subdev)) { | ||
801 | err = PTR_ERR(dev); | ||
802 | cdev_del(cdev); | ||
803 | dev_err(dev, "failed to create %s device\n", | ||
804 | cdev_name); | ||
805 | return err; | ||
806 | } | ||
807 | |||
808 | *out = subdev; | ||
809 | return 0; | ||
810 | } | ||
811 | |||
812 | void gk20a_user_deinit(struct device *dev, struct class *class) | ||
813 | { | ||
814 | struct gk20a *g = gk20a_from_dev(dev); | ||
815 | |||
816 | if (g->channel.node) { | ||
817 | device_destroy(class, g->channel.cdev.dev); | ||
818 | cdev_del(&g->channel.cdev); | ||
819 | } | ||
820 | |||
821 | if (g->as.node) { | ||
822 | device_destroy(class, g->as.cdev.dev); | ||
823 | cdev_del(&g->as.cdev); | ||
824 | } | ||
825 | |||
826 | if (g->ctrl.node) { | ||
827 | device_destroy(class, g->ctrl.cdev.dev); | ||
828 | cdev_del(&g->ctrl.cdev); | ||
829 | } | ||
830 | |||
831 | if (g->dbg.node) { | ||
832 | device_destroy(class, g->dbg.cdev.dev); | ||
833 | cdev_del(&g->dbg.cdev); | ||
834 | } | ||
835 | |||
836 | if (g->prof.node) { | ||
837 | device_destroy(class, g->prof.cdev.dev); | ||
838 | cdev_del(&g->prof.cdev); | ||
839 | } | ||
840 | |||
841 | if (g->tsg.node) { | ||
842 | device_destroy(class, g->tsg.cdev.dev); | ||
843 | cdev_del(&g->tsg.cdev); | ||
844 | } | ||
845 | |||
846 | if (g->ctxsw.node) { | ||
847 | device_destroy(class, g->ctxsw.cdev.dev); | ||
848 | cdev_del(&g->ctxsw.cdev); | ||
849 | } | ||
850 | |||
851 | if (g->sched.node) { | ||
852 | device_destroy(class, g->sched.cdev.dev); | ||
853 | cdev_del(&g->sched.cdev); | ||
854 | } | ||
855 | |||
856 | if (g->cdev_region) | ||
857 | unregister_chrdev_region(g->cdev_region, GK20A_NUM_CDEVS); | ||
858 | } | ||
859 | |||
860 | int gk20a_user_init(struct device *dev, const char *interface_name, | ||
861 | struct class *class) | ||
862 | { | ||
863 | int err; | ||
864 | dev_t devno; | ||
865 | struct gk20a *g = gk20a_from_dev(dev); | ||
866 | |||
867 | err = alloc_chrdev_region(&devno, 0, GK20A_NUM_CDEVS, dev_name(dev)); | ||
868 | if (err) { | ||
869 | dev_err(dev, "failed to allocate devno\n"); | ||
870 | goto fail; | ||
871 | } | ||
872 | g->cdev_region = devno; | ||
873 | |||
874 | err = gk20a_create_device(dev, devno++, interface_name, "", | ||
875 | &g->channel.cdev, &g->channel.node, | ||
876 | &gk20a_channel_ops, | ||
877 | class); | ||
878 | if (err) | ||
879 | goto fail; | ||
880 | |||
881 | err = gk20a_create_device(dev, devno++, interface_name, "-as", | ||
882 | &g->as.cdev, &g->as.node, | ||
883 | &gk20a_as_ops, | ||
884 | class); | ||
885 | if (err) | ||
886 | goto fail; | ||
887 | |||
888 | err = gk20a_create_device(dev, devno++, interface_name, "-ctrl", | ||
889 | &g->ctrl.cdev, &g->ctrl.node, | ||
890 | &gk20a_ctrl_ops, | ||
891 | class); | ||
892 | if (err) | ||
893 | goto fail; | ||
894 | |||
895 | err = gk20a_create_device(dev, devno++, interface_name, "-dbg", | ||
896 | &g->dbg.cdev, &g->dbg.node, | ||
897 | &gk20a_dbg_ops, | ||
898 | class); | ||
899 | if (err) | ||
900 | goto fail; | ||
901 | |||
902 | err = gk20a_create_device(dev, devno++, interface_name, "-prof", | ||
903 | &g->prof.cdev, &g->prof.node, | ||
904 | &gk20a_prof_ops, | ||
905 | class); | ||
906 | if (err) | ||
907 | goto fail; | ||
908 | |||
909 | err = gk20a_create_device(dev, devno++, interface_name, "-tsg", | ||
910 | &g->tsg.cdev, &g->tsg.node, | ||
911 | &gk20a_tsg_ops, | ||
912 | class); | ||
913 | if (err) | ||
914 | goto fail; | ||
915 | |||
916 | #ifdef CONFIG_GK20A_CTXSW_TRACE | ||
917 | err = gk20a_create_device(dev, devno++, interface_name, "-ctxsw", | ||
918 | &g->ctxsw.cdev, &g->ctxsw.node, | ||
919 | &gk20a_ctxsw_ops, | ||
920 | class); | ||
921 | if (err) | ||
922 | goto fail; | ||
923 | #endif | ||
924 | |||
925 | err = gk20a_create_device(dev, devno++, interface_name, "-sched", | ||
926 | &g->sched.cdev, &g->sched.node, | ||
927 | &gk20a_sched_ops, | ||
928 | class); | ||
929 | if (err) | ||
930 | goto fail; | ||
931 | |||
932 | return 0; | ||
933 | fail: | ||
934 | gk20a_user_deinit(dev, &nvgpu_class); | ||
935 | return err; | ||
936 | } | ||
937 | |||
938 | static int gk20a_pm_railgate(struct device *dev) | 679 | static int gk20a_pm_railgate(struct device *dev) |
939 | { | 680 | { |
940 | struct gk20a_platform *platform = dev_get_drvdata(dev); | 681 | struct gk20a_platform *platform = dev_get_drvdata(dev); |