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1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NVKM_DEVICE_H__
3 #define __NVKM_DEVICE_H__
4 #include <core/event.h>
5 #include <core/object.h>
6 
7 enum nvkm_devidx {
8 	NVKM_SUBDEV_PCI,
9 	NVKM_SUBDEV_VBIOS,
10 	NVKM_SUBDEV_DEVINIT,
11 	NVKM_SUBDEV_TOP,
12 	NVKM_SUBDEV_IBUS,
13 	NVKM_SUBDEV_GPIO,
14 	NVKM_SUBDEV_I2C,
15 	NVKM_SUBDEV_FUSE,
16 	NVKM_SUBDEV_MXM,
17 	NVKM_SUBDEV_MC,
18 	NVKM_SUBDEV_BUS,
19 	NVKM_SUBDEV_TIMER,
20 	NVKM_SUBDEV_INSTMEM,
21 	NVKM_SUBDEV_FB,
22 	NVKM_SUBDEV_LTC,
23 	NVKM_SUBDEV_MMU,
24 	NVKM_SUBDEV_BAR,
25 	NVKM_SUBDEV_PMU,
26 	NVKM_SUBDEV_VOLT,
27 	NVKM_SUBDEV_ICCSENSE,
28 	NVKM_SUBDEV_THERM,
29 	NVKM_SUBDEV_CLK,
30 	NVKM_SUBDEV_SECBOOT,
31 
32 	NVKM_ENGINE_BSP,
33 
34 	NVKM_ENGINE_CE0,
35 	NVKM_ENGINE_CE1,
36 	NVKM_ENGINE_CE2,
37 	NVKM_ENGINE_CE3,
38 	NVKM_ENGINE_CE4,
39 	NVKM_ENGINE_CE5,
40 	NVKM_ENGINE_CE_LAST = NVKM_ENGINE_CE5,
41 
42 	NVKM_ENGINE_CIPHER,
43 	NVKM_ENGINE_DISP,
44 	NVKM_ENGINE_DMAOBJ,
45 	NVKM_ENGINE_FIFO,
46 	NVKM_ENGINE_GR,
47 	NVKM_ENGINE_IFB,
48 	NVKM_ENGINE_ME,
49 	NVKM_ENGINE_MPEG,
50 	NVKM_ENGINE_MSENC,
51 	NVKM_ENGINE_MSPDEC,
52 	NVKM_ENGINE_MSPPP,
53 	NVKM_ENGINE_MSVLD,
54 
55 	NVKM_ENGINE_NVENC0,
56 	NVKM_ENGINE_NVENC1,
57 	NVKM_ENGINE_NVENC2,
58 	NVKM_ENGINE_NVENC_LAST = NVKM_ENGINE_NVENC2,
59 
60 	NVKM_ENGINE_NVDEC,
61 	NVKM_ENGINE_PM,
62 	NVKM_ENGINE_SEC,
63 	NVKM_ENGINE_SEC2,
64 	NVKM_ENGINE_SW,
65 	NVKM_ENGINE_VIC,
66 	NVKM_ENGINE_VP,
67 
68 	NVKM_SUBDEV_NR
69 };
70 
71 enum nvkm_device_type {
72 	NVKM_DEVICE_PCI,
73 	NVKM_DEVICE_AGP,
74 	NVKM_DEVICE_PCIE,
75 	NVKM_DEVICE_TEGRA,
76 };
77 
78 struct nvkm_device {
79 	const struct nvkm_device_func *func;
80 	const struct nvkm_device_quirk *quirk;
81 	struct device *dev;
82 	enum nvkm_device_type type;
83 	u64 handle;
84 	const char *name;
85 	const char *cfgopt;
86 	const char *dbgopt;
87 
88 	struct list_head head;
89 	struct mutex mutex;
90 	int refcount;
91 
92 	void __iomem *pri;
93 
94 	struct nvkm_event event;
95 
96 	u64 disable_mask;
97 	u32 debug;
98 
99 	const struct nvkm_device_chip *chip;
100 	enum {
101 		NV_04    = 0x04,
102 		NV_10    = 0x10,
103 		NV_11    = 0x11,
104 		NV_20    = 0x20,
105 		NV_30    = 0x30,
106 		NV_40    = 0x40,
107 		NV_50    = 0x50,
108 		NV_C0    = 0xc0,
109 		NV_E0    = 0xe0,
110 		GM100    = 0x110,
111 		GP100    = 0x130,
112 	} card_type;
113 	u32 chipset;
114 	u8  chiprev;
115 	u32 crystal;
116 
117 	struct {
118 		struct notifier_block nb;
119 	} acpi;
120 
121 	struct nvkm_bar *bar;
122 	struct nvkm_bios *bios;
123 	struct nvkm_bus *bus;
124 	struct nvkm_clk *clk;
125 	struct nvkm_devinit *devinit;
126 	struct nvkm_fb *fb;
127 	struct nvkm_fuse *fuse;
128 	struct nvkm_gpio *gpio;
129 	struct nvkm_i2c *i2c;
130 	struct nvkm_subdev *ibus;
131 	struct nvkm_iccsense *iccsense;
132 	struct nvkm_instmem *imem;
133 	struct nvkm_ltc *ltc;
134 	struct nvkm_mc *mc;
135 	struct nvkm_mmu *mmu;
136 	struct nvkm_subdev *mxm;
137 	struct nvkm_pci *pci;
138 	struct nvkm_pmu *pmu;
139 	struct nvkm_secboot *secboot;
140 	struct nvkm_therm *therm;
141 	struct nvkm_timer *timer;
142 	struct nvkm_top *top;
143 	struct nvkm_volt *volt;
144 
145 	struct nvkm_engine *bsp;
146 	struct nvkm_engine *ce[6];
147 	struct nvkm_engine *cipher;
148 	struct nvkm_disp *disp;
149 	struct nvkm_dma *dma;
150 	struct nvkm_fifo *fifo;
151 	struct nvkm_gr *gr;
152 	struct nvkm_engine *ifb;
153 	struct nvkm_engine *me;
154 	struct nvkm_engine *mpeg;
155 	struct nvkm_engine *msenc;
156 	struct nvkm_engine *mspdec;
157 	struct nvkm_engine *msppp;
158 	struct nvkm_engine *msvld;
159 	struct nvkm_engine *nvenc[3];
160 	struct nvkm_nvdec *nvdec;
161 	struct nvkm_pm *pm;
162 	struct nvkm_engine *sec;
163 	struct nvkm_sec2 *sec2;
164 	struct nvkm_sw *sw;
165 	struct nvkm_engine *vic;
166 	struct nvkm_engine *vp;
167 };
168 
169 struct nvkm_subdev *nvkm_device_subdev(struct nvkm_device *, int index);
170 struct nvkm_engine *nvkm_device_engine(struct nvkm_device *, int index);
171 
172 struct nvkm_device_func {
173 	struct nvkm_device_pci *(*pci)(struct nvkm_device *);
174 	struct nvkm_device_tegra *(*tegra)(struct nvkm_device *);
175 	void *(*dtor)(struct nvkm_device *);
176 	int (*preinit)(struct nvkm_device *);
177 	int (*init)(struct nvkm_device *);
178 	void (*fini)(struct nvkm_device *, bool suspend);
179 	resource_size_t (*resource_addr)(struct nvkm_device *, unsigned bar);
180 	resource_size_t (*resource_size)(struct nvkm_device *, unsigned bar);
181 	bool cpu_coherent;
182 };
183 
184 struct nvkm_device_quirk {
185 	u8 tv_pin_mask;
186 	u8 tv_gpio;
187 };
188 
189 struct nvkm_device_chip {
190 	const char *name;
191 
192 	int (*bar     )(struct nvkm_device *, int idx, struct nvkm_bar **);
193 	int (*bios    )(struct nvkm_device *, int idx, struct nvkm_bios **);
194 	int (*bus     )(struct nvkm_device *, int idx, struct nvkm_bus **);
195 	int (*clk     )(struct nvkm_device *, int idx, struct nvkm_clk **);
196 	int (*devinit )(struct nvkm_device *, int idx, struct nvkm_devinit **);
197 	int (*fb      )(struct nvkm_device *, int idx, struct nvkm_fb **);
198 	int (*fuse    )(struct nvkm_device *, int idx, struct nvkm_fuse **);
199 	int (*gpio    )(struct nvkm_device *, int idx, struct nvkm_gpio **);
200 	int (*i2c     )(struct nvkm_device *, int idx, struct nvkm_i2c **);
201 	int (*ibus    )(struct nvkm_device *, int idx, struct nvkm_subdev **);
202 	int (*iccsense)(struct nvkm_device *, int idx, struct nvkm_iccsense **);
203 	int (*imem    )(struct nvkm_device *, int idx, struct nvkm_instmem **);
204 	int (*ltc     )(struct nvkm_device *, int idx, struct nvkm_ltc **);
205 	int (*mc      )(struct nvkm_device *, int idx, struct nvkm_mc **);
206 	int (*mmu     )(struct nvkm_device *, int idx, struct nvkm_mmu **);
207 	int (*mxm     )(struct nvkm_device *, int idx, struct nvkm_subdev **);
208 	int (*pci     )(struct nvkm_device *, int idx, struct nvkm_pci **);
209 	int (*pmu     )(struct nvkm_device *, int idx, struct nvkm_pmu **);
210 	int (*secboot )(struct nvkm_device *, int idx, struct nvkm_secboot **);
211 	int (*therm   )(struct nvkm_device *, int idx, struct nvkm_therm **);
212 	int (*timer   )(struct nvkm_device *, int idx, struct nvkm_timer **);
213 	int (*top     )(struct nvkm_device *, int idx, struct nvkm_top **);
214 	int (*volt    )(struct nvkm_device *, int idx, struct nvkm_volt **);
215 
216 	int (*bsp     )(struct nvkm_device *, int idx, struct nvkm_engine **);
217 	int (*ce[6]   )(struct nvkm_device *, int idx, struct nvkm_engine **);
218 	int (*cipher  )(struct nvkm_device *, int idx, struct nvkm_engine **);
219 	int (*disp    )(struct nvkm_device *, int idx, struct nvkm_disp **);
220 	int (*dma     )(struct nvkm_device *, int idx, struct nvkm_dma **);
221 	int (*fifo    )(struct nvkm_device *, int idx, struct nvkm_fifo **);
222 	int (*gr      )(struct nvkm_device *, int idx, struct nvkm_gr **);
223 	int (*ifb     )(struct nvkm_device *, int idx, struct nvkm_engine **);
224 	int (*me      )(struct nvkm_device *, int idx, struct nvkm_engine **);
225 	int (*mpeg    )(struct nvkm_device *, int idx, struct nvkm_engine **);
226 	int (*msenc   )(struct nvkm_device *, int idx, struct nvkm_engine **);
227 	int (*mspdec  )(struct nvkm_device *, int idx, struct nvkm_engine **);
228 	int (*msppp   )(struct nvkm_device *, int idx, struct nvkm_engine **);
229 	int (*msvld   )(struct nvkm_device *, int idx, struct nvkm_engine **);
230 	int (*nvenc[3])(struct nvkm_device *, int idx, struct nvkm_engine **);
231 	int (*nvdec   )(struct nvkm_device *, int idx, struct nvkm_nvdec **);
232 	int (*pm      )(struct nvkm_device *, int idx, struct nvkm_pm **);
233 	int (*sec     )(struct nvkm_device *, int idx, struct nvkm_engine **);
234 	int (*sec2    )(struct nvkm_device *, int idx, struct nvkm_sec2 **);
235 	int (*sw      )(struct nvkm_device *, int idx, struct nvkm_sw **);
236 	int (*vic     )(struct nvkm_device *, int idx, struct nvkm_engine **);
237 	int (*vp      )(struct nvkm_device *, int idx, struct nvkm_engine **);
238 };
239 
240 struct nvkm_device *nvkm_device_find(u64 name);
241 int nvkm_device_list(u64 *name, int size);
242 
243 /* privileged register interface accessor macros */
244 #define nvkm_rd08(d,a) ioread8((d)->pri + (a))
245 #define nvkm_rd16(d,a) ioread16_native((d)->pri + (a))
246 #define nvkm_rd32(d,a) ioread32_native((d)->pri + (a))
247 #define nvkm_wr08(d,a,v) iowrite8((v), (d)->pri + (a))
248 #define nvkm_wr16(d,a,v) iowrite16_native((v), (d)->pri + (a))
249 #define nvkm_wr32(d,a,v) iowrite32_native((v), (d)->pri + (a))
250 #define nvkm_mask(d,a,m,v) ({                                                  \
251 	struct nvkm_device *_device = (d);                                     \
252 	u32 _addr = (a), _temp = nvkm_rd32(_device, _addr);                    \
253 	nvkm_wr32(_device, _addr, (_temp & ~(m)) | (v));                       \
254 	_temp;                                                                 \
255 })
256 
257 void nvkm_device_del(struct nvkm_device **);
258 
259 struct nvkm_device_oclass {
260 	int (*ctor)(struct nvkm_device *, const struct nvkm_oclass *,
261 		    void *data, u32 size, struct nvkm_object **);
262 	struct nvkm_sclass base;
263 };
264 
265 extern const struct nvkm_sclass nvkm_udevice_sclass;
266 
267 /* device logging */
268 #define nvdev_printk_(d,l,p,f,a...) do {                                       \
269 	const struct nvkm_device *_device = (d);                               \
270 	if (_device->debug >= (l))                                             \
271 		dev_##p(_device->dev, f, ##a);                                 \
272 } while(0)
273 #define nvdev_printk(d,l,p,f,a...) nvdev_printk_((d), NV_DBG_##l, p, f, ##a)
274 #define nvdev_fatal(d,f,a...) nvdev_printk((d), FATAL,   crit, f, ##a)
275 #define nvdev_error(d,f,a...) nvdev_printk((d), ERROR,    err, f, ##a)
276 #define nvdev_warn(d,f,a...)  nvdev_printk((d),  WARN, notice, f, ##a)
277 #define nvdev_info(d,f,a...)  nvdev_printk((d),  INFO,   info, f, ##a)
278 #define nvdev_debug(d,f,a...) nvdev_printk((d), DEBUG,   info, f, ##a)
279 #define nvdev_trace(d,f,a...) nvdev_printk((d), TRACE,   info, f, ##a)
280 #define nvdev_spam(d,f,a...)  nvdev_printk((d),  SPAM,    dbg, f, ##a)
281 #endif
282