1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2013 Red Hat
4 * Author: Rob Clark <robdclark@gmail.com>
6 * Copyright (c) 2014,2017, 2019 The Linux Foundation. All rights reserved.
9 #ifndef __ADRENO_GPU_H__
10 #define __ADRENO_GPU_H__
12 #include <linux/firmware.h>
13 #include <linux/iopoll.h>
17 #include "adreno_common.xml.h"
18 #include "adreno_pm4.xml.h"
20 extern bool snapshot_debugbus;
21 extern bool allow_vram_carveout;
25 ADRENO_FW_SQE = 0, /* a6xx */
27 ADRENO_FW_GMU = 1, /* a6xx */
33 * @enum adreno_family: identify generation and possibly sub-generation
35 * In some cases there are distinct sub-generations within a major revision
36 * so it helps to be able to group the GPU devices by generation and if
37 * necessary sub-generation.
40 ADRENO_2XX_GEN1, /* a20x */
41 ADRENO_2XX_GEN2, /* a22x */
45 ADRENO_6XX_GEN1, /* a630 family */
46 ADRENO_6XX_GEN2, /* a640 family */
47 ADRENO_6XX_GEN3, /* a650 family */
48 ADRENO_6XX_GEN4, /* a660 family */
49 ADRENO_7XX_GEN1, /* a730 family */
52 #define ADRENO_QUIRK_TWO_PASS_USE_WFI BIT(0)
53 #define ADRENO_QUIRK_FAULT_DETECT_MASK BIT(1)
54 #define ADRENO_QUIRK_LMLOADKILL_DISABLE BIT(2)
55 #define ADRENO_QUIRK_HAS_HW_APRIV BIT(3)
56 #define ADRENO_QUIRK_HAS_CACHED_COHERENT BIT(4)
58 /* Helper for formating the chip_id in the way that userspace tools like
61 #define ADRENO_CHIPID_FMT "u.%u.%u.%u"
62 #define ADRENO_CHIPID_ARGS(_c) \
63 (((_c) >> 24) & 0xff), \
64 (((_c) >> 16) & 0xff), \
65 (((_c) >> 8) & 0xff), \
68 struct adreno_gpu_funcs {
69 struct msm_gpu_funcs base;
70 int (*get_timestamp)(struct msm_gpu *gpu, uint64_t *value);
73 struct adreno_reglist {
78 extern const struct adreno_reglist a612_hwcg[], a615_hwcg[], a630_hwcg[], a640_hwcg[], a650_hwcg[];
79 extern const struct adreno_reglist a660_hwcg[], a690_hwcg[];
81 struct adreno_speedbin {
89 * @chipids: Table of matching chip-ids
91 * Terminated with 0 sentinal
94 enum adreno_family family;
96 const char *fw[ADRENO_FW_MAX];
99 struct msm_gpu *(*init)(struct drm_device *dev);
102 const struct adreno_reglist *hwcg;
103 u64 address_space_size;
105 * @speedbins: Optional table of fuse to speedbin mappings
107 * Consists of pairs of fuse, index mappings, terminated with
108 * {SHRT_MAX, 0} sentinal.
110 struct adreno_speedbin *speedbins;
113 #define ADRENO_CHIP_IDS(tbl...) (uint32_t[]) { tbl, 0 }
116 * Helper to build a speedbin table, ie. the table:
123 * would be declared as:
125 * .speedbins = ADRENO_SPEEDBINS(
131 #define ADRENO_SPEEDBINS(tbl...) (struct adreno_speedbin[]) { tbl {SHRT_MAX, 0} }
135 const struct adreno_info *info;
138 const struct adreno_gpu_funcs *funcs;
140 /* interesting register offsets to dump: */
141 const unsigned int *registers;
144 * Are we loading fw from legacy path? Prior to addition
145 * of gpu firmware to linux-firmware, the fw files were
146 * placed in toplevel firmware directory, following qcom's
147 * android kernel. But linux-firmware preferred they be
148 * placed in a 'qcom' subdirectory.
150 * For backwards compatibility, we try first to load from
151 * the new path, using request_firmware_direct() to avoid
152 * any potential timeout waiting for usermode helper, then
153 * fall back to the old path (with direct load). And
154 * finally fall back to request_firmware() with the new
155 * path to allow the usermode helper.
158 FW_LOCATION_UNKNOWN = 0,
159 FW_LOCATION_NEW, /* /lib/firmware/qcom/$fwfile */
160 FW_LOCATION_LEGACY, /* /lib/firmware/$fwfile */
165 const struct firmware *fw[ADRENO_FW_MAX];
168 * Register offsets are different between some GPUs.
169 * GPU specific offsets will be exported by GPU specific
170 * code (a3xx_gpu.c) and stored in this common location.
172 const unsigned int *reg_offsets;
175 #define to_adreno_gpu(x) container_of(x, struct adreno_gpu, base)
177 struct adreno_ocmem {
183 /* platform config data (ie. from DT, or pdata) */
184 struct adreno_platform_config {
186 const struct adreno_info *info;
189 #define ADRENO_IDLE_TIMEOUT msecs_to_jiffies(1000)
191 #define spin_until(X) ({ \
192 int __ret = -ETIMEDOUT; \
193 unsigned long __t = jiffies + ADRENO_IDLE_TIMEOUT; \
199 } while (time_before(jiffies, __t)); \
203 static inline uint8_t adreno_patchid(const struct adreno_gpu *gpu)
205 /* It is probably ok to assume legacy "adreno_rev" format
206 * for all a6xx devices, but probably best to limit this
209 WARN_ON_ONCE(gpu->info->family >= ADRENO_6XX_GEN1);
210 return gpu->chip_id & 0xff;
213 static inline bool adreno_is_revn(const struct adreno_gpu *gpu, uint32_t revn)
215 if (WARN_ON_ONCE(!gpu->info))
217 return gpu->info->revn == revn;
220 static inline bool adreno_has_gmu_wrapper(const struct adreno_gpu *gpu)
222 return gpu->gmu_is_wrapper;
225 static inline bool adreno_is_a2xx(const struct adreno_gpu *gpu)
227 if (WARN_ON_ONCE(!gpu->info))
229 return gpu->info->family <= ADRENO_2XX_GEN2;
232 static inline bool adreno_is_a20x(const struct adreno_gpu *gpu)
234 if (WARN_ON_ONCE(!gpu->info))
236 return gpu->info->family == ADRENO_2XX_GEN1;
239 static inline bool adreno_is_a225(const struct adreno_gpu *gpu)
241 return adreno_is_revn(gpu, 225);
244 static inline bool adreno_is_a305(const struct adreno_gpu *gpu)
246 return adreno_is_revn(gpu, 305);
249 static inline bool adreno_is_a306(const struct adreno_gpu *gpu)
251 /* yes, 307, because a305c is 306 */
252 return adreno_is_revn(gpu, 307);
255 static inline bool adreno_is_a320(const struct adreno_gpu *gpu)
257 return adreno_is_revn(gpu, 320);
260 static inline bool adreno_is_a330(const struct adreno_gpu *gpu)
262 return adreno_is_revn(gpu, 330);
265 static inline bool adreno_is_a330v2(const struct adreno_gpu *gpu)
267 return adreno_is_a330(gpu) && (adreno_patchid(gpu) > 0);
270 static inline int adreno_is_a405(const struct adreno_gpu *gpu)
272 return adreno_is_revn(gpu, 405);
275 static inline int adreno_is_a420(const struct adreno_gpu *gpu)
277 return adreno_is_revn(gpu, 420);
280 static inline int adreno_is_a430(const struct adreno_gpu *gpu)
282 return adreno_is_revn(gpu, 430);
285 static inline int adreno_is_a506(const struct adreno_gpu *gpu)
287 return adreno_is_revn(gpu, 506);
290 static inline int adreno_is_a508(const struct adreno_gpu *gpu)
292 return adreno_is_revn(gpu, 508);
295 static inline int adreno_is_a509(const struct adreno_gpu *gpu)
297 return adreno_is_revn(gpu, 509);
300 static inline int adreno_is_a510(const struct adreno_gpu *gpu)
302 return adreno_is_revn(gpu, 510);
305 static inline int adreno_is_a512(const struct adreno_gpu *gpu)
307 return adreno_is_revn(gpu, 512);
310 static inline int adreno_is_a530(const struct adreno_gpu *gpu)
312 return adreno_is_revn(gpu, 530);
315 static inline int adreno_is_a540(const struct adreno_gpu *gpu)
317 return adreno_is_revn(gpu, 540);
320 static inline int adreno_is_a610(const struct adreno_gpu *gpu)
322 return adreno_is_revn(gpu, 610);
325 static inline int adreno_is_a618(const struct adreno_gpu *gpu)
327 return adreno_is_revn(gpu, 618);
330 static inline int adreno_is_a619(const struct adreno_gpu *gpu)
332 return adreno_is_revn(gpu, 619);
335 static inline int adreno_is_a619_holi(const struct adreno_gpu *gpu)
337 return adreno_is_a619(gpu) && adreno_has_gmu_wrapper(gpu);
340 static inline int adreno_is_a630(const struct adreno_gpu *gpu)
342 return adreno_is_revn(gpu, 630);
345 static inline int adreno_is_a640(const struct adreno_gpu *gpu)
347 return adreno_is_revn(gpu, 640);
350 static inline int adreno_is_a650(const struct adreno_gpu *gpu)
352 return adreno_is_revn(gpu, 650);
355 static inline int adreno_is_7c3(const struct adreno_gpu *gpu)
357 return gpu->info->chip_ids[0] == 0x06030500;
360 static inline int adreno_is_a660(const struct adreno_gpu *gpu)
362 return adreno_is_revn(gpu, 660);
365 static inline int adreno_is_a680(const struct adreno_gpu *gpu)
367 return adreno_is_revn(gpu, 680);
370 static inline int adreno_is_a690(const struct adreno_gpu *gpu)
372 return gpu->info->chip_ids[0] == 0x06090000;
375 /* check for a615, a616, a618, a619 or any a630 derivatives */
376 static inline int adreno_is_a630_family(const struct adreno_gpu *gpu)
378 if (WARN_ON_ONCE(!gpu->info))
380 return gpu->info->family == ADRENO_6XX_GEN1;
383 static inline int adreno_is_a660_family(const struct adreno_gpu *gpu)
385 if (WARN_ON_ONCE(!gpu->info))
387 return gpu->info->family == ADRENO_6XX_GEN4;
390 /* check for a650, a660, or any derivatives */
391 static inline int adreno_is_a650_family(const struct adreno_gpu *gpu)
393 if (WARN_ON_ONCE(!gpu->info))
395 return gpu->info->family == ADRENO_6XX_GEN3 ||
396 gpu->info->family == ADRENO_6XX_GEN4;
399 static inline int adreno_is_a640_family(const struct adreno_gpu *gpu)
401 if (WARN_ON_ONCE(!gpu->info))
403 return gpu->info->family == ADRENO_6XX_GEN2;
406 static inline int adreno_is_a7xx(struct adreno_gpu *gpu)
408 /* Update with non-fake (i.e. non-A702) Gen 7 GPUs */
409 return gpu->info->family == ADRENO_7XX_GEN1;
412 u64 adreno_private_address_space_size(struct msm_gpu *gpu);
413 int adreno_get_param(struct msm_gpu *gpu, struct msm_file_private *ctx,
414 uint32_t param, uint64_t *value, uint32_t *len);
415 int adreno_set_param(struct msm_gpu *gpu, struct msm_file_private *ctx,
416 uint32_t param, uint64_t value, uint32_t len);
417 const struct firmware *adreno_request_fw(struct adreno_gpu *adreno_gpu,
419 struct drm_gem_object *adreno_fw_create_bo(struct msm_gpu *gpu,
420 const struct firmware *fw, u64 *iova);
421 int adreno_hw_init(struct msm_gpu *gpu);
422 void adreno_recover(struct msm_gpu *gpu);
423 void adreno_flush(struct msm_gpu *gpu, struct msm_ringbuffer *ring, u32 reg);
424 bool adreno_idle(struct msm_gpu *gpu, struct msm_ringbuffer *ring);
425 #if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP)
426 void adreno_show(struct msm_gpu *gpu, struct msm_gpu_state *state,
427 struct drm_printer *p);
429 void adreno_dump_info(struct msm_gpu *gpu);
430 void adreno_dump(struct msm_gpu *gpu);
431 void adreno_wait_ring(struct msm_ringbuffer *ring, uint32_t ndwords);
432 struct msm_ringbuffer *adreno_active_ring(struct msm_gpu *gpu);
434 int adreno_gpu_ocmem_init(struct device *dev, struct adreno_gpu *adreno_gpu,
435 struct adreno_ocmem *ocmem);
436 void adreno_gpu_ocmem_cleanup(struct adreno_ocmem *ocmem);
438 int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev,
439 struct adreno_gpu *gpu, const struct adreno_gpu_funcs *funcs,
441 void adreno_gpu_cleanup(struct adreno_gpu *gpu);
442 int adreno_load_fw(struct adreno_gpu *adreno_gpu);
444 void adreno_gpu_state_destroy(struct msm_gpu_state *state);
446 int adreno_gpu_state_get(struct msm_gpu *gpu, struct msm_gpu_state *state);
447 int adreno_gpu_state_put(struct msm_gpu_state *state);
448 void adreno_show_object(struct drm_printer *p, void **ptr, int len,
452 * Common helper function to initialize the default address space for arm-smmu
455 struct msm_gem_address_space *
456 adreno_create_address_space(struct msm_gpu *gpu,
457 struct platform_device *pdev);
459 struct msm_gem_address_space *
460 adreno_iommu_create_address_space(struct msm_gpu *gpu,
461 struct platform_device *pdev,
462 unsigned long quirks);
464 int adreno_fault_handler(struct msm_gpu *gpu, unsigned long iova, int flags,
465 struct adreno_smmu_fault_info *info, const char *block,
468 int adreno_read_speedbin(struct device *dev, u32 *speedbin);
471 * For a5xx and a6xx targets load the zap shader that is used to pull the GPU
474 int adreno_zap_shader_load(struct msm_gpu *gpu, u32 pasid);
476 /* ringbuffer helpers (the parts that are adreno specific) */
479 OUT_PKT0(struct msm_ringbuffer *ring, uint16_t regindx, uint16_t cnt)
481 adreno_wait_ring(ring, cnt+1);
482 OUT_RING(ring, CP_TYPE0_PKT | ((cnt-1) << 16) | (regindx & 0x7FFF));
487 OUT_PKT2(struct msm_ringbuffer *ring)
489 adreno_wait_ring(ring, 1);
490 OUT_RING(ring, CP_TYPE2_PKT);
494 OUT_PKT3(struct msm_ringbuffer *ring, uint8_t opcode, uint16_t cnt)
496 adreno_wait_ring(ring, cnt+1);
497 OUT_RING(ring, CP_TYPE3_PKT | ((cnt-1) << 16) | ((opcode & 0xFF) << 8));
500 static inline u32 PM4_PARITY(u32 val)
502 return (0x9669 >> (0xF & (val ^
503 (val >> 4) ^ (val >> 8) ^ (val >> 12) ^
504 (val >> 16) ^ ((val) >> 20) ^ (val >> 24) ^
508 /* Maximum number of values that can be executed for one opcode */
509 #define TYPE4_MAX_PAYLOAD 127
511 #define PKT4(_reg, _cnt) \
512 (CP_TYPE4_PKT | ((_cnt) << 0) | (PM4_PARITY((_cnt)) << 7) | \
513 (((_reg) & 0x3FFFF) << 8) | (PM4_PARITY((_reg)) << 27))
516 OUT_PKT4(struct msm_ringbuffer *ring, uint16_t regindx, uint16_t cnt)
518 adreno_wait_ring(ring, cnt + 1);
519 OUT_RING(ring, PKT4(regindx, cnt));
523 OUT_PKT7(struct msm_ringbuffer *ring, uint8_t opcode, uint16_t cnt)
525 adreno_wait_ring(ring, cnt + 1);
526 OUT_RING(ring, CP_TYPE7_PKT | (cnt << 0) | (PM4_PARITY(cnt) << 15) |
527 ((opcode & 0x7F) << 16) | (PM4_PARITY(opcode) << 23));
530 struct msm_gpu *a2xx_gpu_init(struct drm_device *dev);
531 struct msm_gpu *a3xx_gpu_init(struct drm_device *dev);
532 struct msm_gpu *a4xx_gpu_init(struct drm_device *dev);
533 struct msm_gpu *a5xx_gpu_init(struct drm_device *dev);
534 struct msm_gpu *a6xx_gpu_init(struct drm_device *dev);
536 static inline uint32_t get_wptr(struct msm_ringbuffer *ring)
538 return (ring->cur - ring->start) % (MSM_GPU_RINGBUFFER_SZ >> 2);
542 * Given a register and a count, return a value to program into
543 * REG_CP_PROTECT_REG(n) - this will block both reads and writes for _len
544 * registers starting at _reg.
546 * The register base needs to be a multiple of the length. If it is not, the
547 * hardware will quietly mask off the bits for you and shift the size. For
548 * example, if you intend the protection to start at 0x07 for a length of 4
549 * (0x07-0x0A) the hardware will actually protect (0x04-0x07) which might
550 * expose registers you intended to protect!
552 #define ADRENO_PROTECT_RW(_reg, _len) \
553 ((1 << 30) | (1 << 29) | \
554 ((ilog2((_len)) & 0x1F) << 24) | (((_reg) << 2) & 0xFFFFF))
557 * Same as above, but allow reads over the range. For areas of mixed use (such
558 * as performance counters) this allows us to protect a much larger range with a
561 #define ADRENO_PROTECT_RDONLY(_reg, _len) \
563 ((ilog2((_len)) & 0x1F) << 24) | (((_reg) << 2) & 0xFFFFF))
566 #define gpu_poll_timeout(gpu, addr, val, cond, interval, timeout) \
567 readl_poll_timeout((gpu)->mmio + ((addr) << 2), val, cond, \
570 #endif /* __ADRENO_GPU_H__ */