Lines Matching +full:mmu +full:- +full:500 +full:s

1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2015-2018 Etnaviv Project
9 #include <linux/dma-fence.h>
10 #include <linux/dma-mapping.h>
31 { .name = "etnaviv-gpu,2d" },
41 struct etnaviv_drm_private *priv = gpu->drm->dev_private; in etnaviv_gpu_get_param()
45 *value = gpu->identity.model; in etnaviv_gpu_get_param()
49 *value = gpu->identity.revision; in etnaviv_gpu_get_param()
53 *value = gpu->identity.features; in etnaviv_gpu_get_param()
57 *value = gpu->identity.minor_features0; in etnaviv_gpu_get_param()
61 *value = gpu->identity.minor_features1; in etnaviv_gpu_get_param()
65 *value = gpu->identity.minor_features2; in etnaviv_gpu_get_param()
69 *value = gpu->identity.minor_features3; in etnaviv_gpu_get_param()
73 *value = gpu->identity.minor_features4; in etnaviv_gpu_get_param()
77 *value = gpu->identity.minor_features5; in etnaviv_gpu_get_param()
81 *value = gpu->identity.minor_features6; in etnaviv_gpu_get_param()
85 *value = gpu->identity.minor_features7; in etnaviv_gpu_get_param()
89 *value = gpu->identity.minor_features8; in etnaviv_gpu_get_param()
93 *value = gpu->identity.minor_features9; in etnaviv_gpu_get_param()
97 *value = gpu->identity.minor_features10; in etnaviv_gpu_get_param()
101 *value = gpu->identity.minor_features11; in etnaviv_gpu_get_param()
105 *value = gpu->identity.stream_count; in etnaviv_gpu_get_param()
109 *value = gpu->identity.register_max; in etnaviv_gpu_get_param()
113 *value = gpu->identity.thread_count; in etnaviv_gpu_get_param()
117 *value = gpu->identity.vertex_cache_size; in etnaviv_gpu_get_param()
121 *value = gpu->identity.shader_core_count; in etnaviv_gpu_get_param()
125 *value = gpu->identity.pixel_pipes; in etnaviv_gpu_get_param()
129 *value = gpu->identity.vertex_output_buffer_size; in etnaviv_gpu_get_param()
133 *value = gpu->identity.buffer_size; in etnaviv_gpu_get_param()
137 *value = gpu->identity.instruction_count; in etnaviv_gpu_get_param()
141 *value = gpu->identity.num_constants; in etnaviv_gpu_get_param()
145 *value = gpu->identity.varyings_count; in etnaviv_gpu_get_param()
149 if (priv->mmu_global->version == ETNAVIV_IOMMU_V2) in etnaviv_gpu_get_param()
156 *value = gpu->identity.product_id; in etnaviv_gpu_get_param()
160 *value = gpu->identity.customer_id; in etnaviv_gpu_get_param()
164 *value = gpu->identity.eco_id; in etnaviv_gpu_get_param()
168 DBG("%s: invalid param: %u", dev_name(gpu->dev), param); in etnaviv_gpu_get_param()
169 return -EINVAL; in etnaviv_gpu_get_param()
177 ((gpu)->identity.model == chipModel_##mod && \
178 (gpu)->identity.revision == rev)
184 if (gpu->identity.minor_features0 & in etnaviv_hw_specs()
194 gpu->identity.stream_count = etnaviv_field(specs[0], in etnaviv_hw_specs()
196 gpu->identity.register_max = etnaviv_field(specs[0], in etnaviv_hw_specs()
198 gpu->identity.thread_count = etnaviv_field(specs[0], in etnaviv_hw_specs()
200 gpu->identity.vertex_cache_size = etnaviv_field(specs[0], in etnaviv_hw_specs()
202 gpu->identity.shader_core_count = etnaviv_field(specs[0], in etnaviv_hw_specs()
204 gpu->identity.pixel_pipes = etnaviv_field(specs[0], in etnaviv_hw_specs()
206 gpu->identity.vertex_output_buffer_size = in etnaviv_hw_specs()
210 gpu->identity.buffer_size = etnaviv_field(specs[1], in etnaviv_hw_specs()
212 gpu->identity.instruction_count = etnaviv_field(specs[1], in etnaviv_hw_specs()
214 gpu->identity.num_constants = etnaviv_field(specs[1], in etnaviv_hw_specs()
217 gpu->identity.varyings_count = etnaviv_field(specs[2], in etnaviv_hw_specs()
220 /* This overrides the value from older register if non-zero */ in etnaviv_hw_specs()
224 gpu->identity.stream_count = streams; in etnaviv_hw_specs()
228 if (gpu->identity.stream_count == 0) { in etnaviv_hw_specs()
229 if (gpu->identity.model >= 0x1000) in etnaviv_hw_specs()
230 gpu->identity.stream_count = 4; in etnaviv_hw_specs()
232 gpu->identity.stream_count = 1; in etnaviv_hw_specs()
236 if (gpu->identity.register_max) in etnaviv_hw_specs()
237 gpu->identity.register_max = 1 << gpu->identity.register_max; in etnaviv_hw_specs()
238 else if (gpu->identity.model == chipModel_GC400) in etnaviv_hw_specs()
239 gpu->identity.register_max = 32; in etnaviv_hw_specs()
241 gpu->identity.register_max = 64; in etnaviv_hw_specs()
244 if (gpu->identity.thread_count) in etnaviv_hw_specs()
245 gpu->identity.thread_count = 1 << gpu->identity.thread_count; in etnaviv_hw_specs()
246 else if (gpu->identity.model == chipModel_GC400) in etnaviv_hw_specs()
247 gpu->identity.thread_count = 64; in etnaviv_hw_specs()
248 else if (gpu->identity.model == chipModel_GC500 || in etnaviv_hw_specs()
249 gpu->identity.model == chipModel_GC530) in etnaviv_hw_specs()
250 gpu->identity.thread_count = 128; in etnaviv_hw_specs()
252 gpu->identity.thread_count = 256; in etnaviv_hw_specs()
254 if (gpu->identity.vertex_cache_size == 0) in etnaviv_hw_specs()
255 gpu->identity.vertex_cache_size = 8; in etnaviv_hw_specs()
257 if (gpu->identity.shader_core_count == 0) { in etnaviv_hw_specs()
258 if (gpu->identity.model >= 0x1000) in etnaviv_hw_specs()
259 gpu->identity.shader_core_count = 2; in etnaviv_hw_specs()
261 gpu->identity.shader_core_count = 1; in etnaviv_hw_specs()
264 if (gpu->identity.pixel_pipes == 0) in etnaviv_hw_specs()
265 gpu->identity.pixel_pipes = 1; in etnaviv_hw_specs()
268 if (gpu->identity.vertex_output_buffer_size) { in etnaviv_hw_specs()
269 gpu->identity.vertex_output_buffer_size = in etnaviv_hw_specs()
270 1 << gpu->identity.vertex_output_buffer_size; in etnaviv_hw_specs()
271 } else if (gpu->identity.model == chipModel_GC400) { in etnaviv_hw_specs()
272 if (gpu->identity.revision < 0x4000) in etnaviv_hw_specs()
273 gpu->identity.vertex_output_buffer_size = 512; in etnaviv_hw_specs()
274 else if (gpu->identity.revision < 0x4200) in etnaviv_hw_specs()
275 gpu->identity.vertex_output_buffer_size = 256; in etnaviv_hw_specs()
277 gpu->identity.vertex_output_buffer_size = 128; in etnaviv_hw_specs()
279 gpu->identity.vertex_output_buffer_size = 512; in etnaviv_hw_specs()
282 switch (gpu->identity.instruction_count) { in etnaviv_hw_specs()
285 gpu->identity.model == chipModel_GC880) in etnaviv_hw_specs()
286 gpu->identity.instruction_count = 512; in etnaviv_hw_specs()
288 gpu->identity.instruction_count = 256; in etnaviv_hw_specs()
292 gpu->identity.instruction_count = 1024; in etnaviv_hw_specs()
296 gpu->identity.instruction_count = 2048; in etnaviv_hw_specs()
300 gpu->identity.instruction_count = 256; in etnaviv_hw_specs()
304 if (gpu->identity.num_constants == 0) in etnaviv_hw_specs()
305 gpu->identity.num_constants = 168; in etnaviv_hw_specs()
307 if (gpu->identity.varyings_count == 0) { in etnaviv_hw_specs()
308 if (gpu->identity.minor_features1 & chipMinorFeatures1_HALTI0) in etnaviv_hw_specs()
309 gpu->identity.varyings_count = 12; in etnaviv_hw_specs()
311 gpu->identity.varyings_count = 8; in etnaviv_hw_specs()
329 gpu->identity.varyings_count -= 1; in etnaviv_hw_specs()
340 gpu->identity.model = chipModel_GC500; in etnaviv_hw_identify()
341 gpu->identity.revision = etnaviv_field(chipIdentity, in etnaviv_hw_identify()
346 gpu->identity.model = gpu_read(gpu, VIVS_HI_CHIP_MODEL); in etnaviv_hw_identify()
347 gpu->identity.revision = gpu_read(gpu, VIVS_HI_CHIP_REV); in etnaviv_hw_identify()
348 gpu->identity.customer_id = gpu_read(gpu, VIVS_HI_CHIP_CUSTOMER_ID); in etnaviv_hw_identify()
352 * unhandled fault: external abort on non-linefetch in etnaviv_hw_identify()
355 gpu->identity.product_id = gpu_read(gpu, VIVS_HI_CHIP_PRODUCT_ID); in etnaviv_hw_identify()
356 gpu->identity.eco_id = gpu_read(gpu, VIVS_HI_CHIP_ECO_ID); in etnaviv_hw_identify()
362 * know about it - here is the hack to make it all look the in etnaviv_hw_identify()
365 if ((gpu->identity.model & 0xff00) == 0x0400 && in etnaviv_hw_identify()
366 gpu->identity.model != chipModel_GC420) { in etnaviv_hw_identify()
367 gpu->identity.model = gpu->identity.model & 0x0400; in etnaviv_hw_identify()
379 gpu->identity.revision = 0x1051; in etnaviv_hw_identify()
385 * reality it's just a re-branded GC3000. We can identify this in etnaviv_hw_identify()
391 gpu->identity.model = chipModel_GC3000; in etnaviv_hw_identify()
392 gpu->identity.revision &= 0xffff; in etnaviv_hw_identify()
396 gpu->identity.eco_id = 1; in etnaviv_hw_identify()
399 gpu->identity.eco_id = 1; in etnaviv_hw_identify()
402 dev_info(gpu->dev, "model: GC%x, revision: %x\n", in etnaviv_hw_identify()
403 gpu->identity.model, gpu->identity.revision); in etnaviv_hw_identify()
405 gpu->idle_mask = ~VIVS_HI_IDLE_STATE_AXI_LP; in etnaviv_hw_identify()
413 gpu->identity.features = gpu_read(gpu, VIVS_HI_CHIP_FEATURE); in etnaviv_hw_identify()
416 if (gpu->identity.model == chipModel_GC700) in etnaviv_hw_identify()
417 gpu->identity.features &= ~chipFeatures_FAST_CLEAR; in etnaviv_hw_identify()
419 if ((gpu->identity.model == chipModel_GC500 && in etnaviv_hw_identify()
420 gpu->identity.revision < 2) || in etnaviv_hw_identify()
421 (gpu->identity.model == chipModel_GC300 && in etnaviv_hw_identify()
422 gpu->identity.revision < 0x2000)) { in etnaviv_hw_identify()
428 gpu->identity.minor_features0 = 0; in etnaviv_hw_identify()
429 gpu->identity.minor_features1 = 0; in etnaviv_hw_identify()
430 gpu->identity.minor_features2 = 0; in etnaviv_hw_identify()
431 gpu->identity.minor_features3 = 0; in etnaviv_hw_identify()
432 gpu->identity.minor_features4 = 0; in etnaviv_hw_identify()
433 gpu->identity.minor_features5 = 0; in etnaviv_hw_identify()
435 gpu->identity.minor_features0 = in etnaviv_hw_identify()
438 if (gpu->identity.minor_features0 & in etnaviv_hw_identify()
440 gpu->identity.minor_features1 = in etnaviv_hw_identify()
442 gpu->identity.minor_features2 = in etnaviv_hw_identify()
444 gpu->identity.minor_features3 = in etnaviv_hw_identify()
446 gpu->identity.minor_features4 = in etnaviv_hw_identify()
448 gpu->identity.minor_features5 = in etnaviv_hw_identify()
453 if (gpu->identity.model == chipModel_GC600) in etnaviv_hw_identify()
454 gpu->idle_mask = VIVS_HI_IDLE_STATE_TX | in etnaviv_hw_identify()
475 if (gpu->identity.minor_features2 & in etnaviv_gpu_update_clock()
477 clk_set_rate(gpu->clk_core, in etnaviv_gpu_update_clock()
478 gpu->base_rate_core >> gpu->freq_scale); in etnaviv_gpu_update_clock()
479 clk_set_rate(gpu->clk_shader, in etnaviv_gpu_update_clock()
480 gpu->base_rate_shader >> gpu->freq_scale); in etnaviv_gpu_update_clock()
482 unsigned int fscale = 1 << (6 - gpu->freq_scale); in etnaviv_gpu_update_clock()
502 unsigned int fscale = 1 << (6 - gpu->freq_scale); in etnaviv_hw_reset()
510 if (gpu->sec_mode == ETNA_SEC_KERNEL) { in etnaviv_hw_reset()
535 dev_dbg(gpu->dev, "FE is not idle\n"); in etnaviv_hw_reset()
545 dev_dbg(gpu->dev, "GPU is not idle\n"); in etnaviv_hw_reset()
561 dev_err(gpu->dev, "GPU failed to reset: FE %sidle, 3D %sidle, 2D %sidle\n", in etnaviv_hw_reset()
566 return -EBUSY; in etnaviv_hw_reset()
572 gpu->fe_running = false; in etnaviv_hw_reset()
573 gpu->exec_state = -1; in etnaviv_hw_reset()
574 if (gpu->mmu_context) in etnaviv_hw_reset()
575 etnaviv_iommu_context_put(gpu->mmu_context); in etnaviv_hw_reset()
576 gpu->mmu_context = NULL; in etnaviv_hw_reset()
590 if (gpu->identity.revision == 0x4301 || in etnaviv_gpu_enable_mlcg()
591 gpu->identity.revision == 0x4302) in etnaviv_gpu_enable_mlcg()
599 if (gpu->identity.model >= chipModel_GC400 && in etnaviv_gpu_enable_mlcg()
600 gpu->identity.model != chipModel_GC420 && in etnaviv_gpu_enable_mlcg()
601 !(gpu->identity.minor_features3 & chipMinorFeatures3_BUG_FIXES12)) in etnaviv_gpu_enable_mlcg()
608 if (gpu->identity.revision < 0x5000 && in etnaviv_gpu_enable_mlcg()
609 gpu->identity.minor_features0 & chipMinorFeatures0_HZ && in etnaviv_gpu_enable_mlcg()
610 !(gpu->identity.minor_features1 & in etnaviv_gpu_enable_mlcg()
614 if (gpu->identity.revision < 0x5422) in etnaviv_gpu_enable_mlcg()
641 if (gpu->sec_mode == ETNA_SEC_KERNEL) { in etnaviv_gpu_start_fe()
647 gpu->fe_running = true; in etnaviv_gpu_start_fe()
656 /* setup the MMU */ in etnaviv_gpu_start_fe_idleloop()
661 address = etnaviv_cmdbuf_get_va(&gpu->buffer, in etnaviv_gpu_start_fe_idleloop()
662 &gpu->mmu_context->cmdbuf_mapping); in etnaviv_gpu_start_fe_idleloop()
687 if ((gpu->identity.revision > 0x5420) && in etnaviv_gpu_setup_pulse_eater()
688 (gpu->identity.features & chipFeatures_PIPE_3D)) in etnaviv_gpu_setup_pulse_eater()
707 if (gpu->identity.revision == 0x5007) in etnaviv_gpu_hw_init()
715 /* enable module-level clock gating */ in etnaviv_gpu_hw_init()
736 if (gpu->sec_mode == ETNA_SEC_KERNEL) { in etnaviv_gpu_hw_init()
750 struct etnaviv_drm_private *priv = gpu->drm->dev_private; in etnaviv_gpu_init()
754 ret = pm_runtime_get_sync(gpu->dev); in etnaviv_gpu_init()
756 dev_err(gpu->dev, "Failed to enable GPU power domain\n"); in etnaviv_gpu_init()
762 if (gpu->identity.model == 0) { in etnaviv_gpu_init()
763 dev_err(gpu->dev, "Unknown GPU model\n"); in etnaviv_gpu_init()
764 ret = -ENXIO; in etnaviv_gpu_init()
769 if (gpu->identity.features & chipFeatures_PIPE_VG && in etnaviv_gpu_init()
770 gpu->identity.features & chipFeatures_FE20) { in etnaviv_gpu_init()
771 dev_info(gpu->dev, "Ignoring GPU with VG and FE2.0\n"); in etnaviv_gpu_init()
772 ret = -ENXIO; in etnaviv_gpu_init()
780 if ((gpu->identity.minor_features7 & chipMinorFeatures7_BIT_SECURITY) && in etnaviv_gpu_init()
781 (gpu->identity.minor_features10 & chipMinorFeatures10_SECURITY_AHB)) in etnaviv_gpu_init()
782 gpu->sec_mode = ETNA_SEC_KERNEL; in etnaviv_gpu_init()
786 dev_err(gpu->dev, "GPU reset failed\n"); in etnaviv_gpu_init()
799 if (dma_addressing_limited(gpu->dev)) in etnaviv_gpu_init()
800 priv->shm_gfp_mask |= GFP_DMA32; in etnaviv_gpu_init()
803 ret = etnaviv_cmdbuf_init(priv->cmdbuf_suballoc, &gpu->buffer, in etnaviv_gpu_init()
806 dev_err(gpu->dev, "could not create command buffer\n"); in etnaviv_gpu_init()
813 * chosen arbitrarily but helps in debugging, as the MMU offset in etnaviv_gpu_init()
820 cmdbuf_paddr = ALIGN_DOWN(etnaviv_cmdbuf_get_pa(&gpu->buffer), SZ_128M); in etnaviv_gpu_init()
822 if (!(gpu->identity.features & chipFeatures_PIPE_3D) || in etnaviv_gpu_init()
823 (gpu->identity.minor_features0 & chipMinorFeatures0_MC20)) { in etnaviv_gpu_init()
825 priv->mmu_global->memory_base = SZ_2G; in etnaviv_gpu_init()
827 priv->mmu_global->memory_base = cmdbuf_paddr; in etnaviv_gpu_init()
829 dev_info(gpu->dev, in etnaviv_gpu_init()
831 gpu->identity.features &= ~chipFeatures_FAST_CLEAR; in etnaviv_gpu_init()
832 priv->mmu_global->memory_base = SZ_2G; in etnaviv_gpu_init()
836 spin_lock_init(&gpu->event_spinlock); in etnaviv_gpu_init()
837 init_completion(&gpu->event_free); in etnaviv_gpu_init()
838 bitmap_zero(gpu->event_bitmap, ETNA_NR_EVENTS); in etnaviv_gpu_init()
839 for (i = 0; i < ARRAY_SIZE(gpu->event); i++) in etnaviv_gpu_init()
840 complete(&gpu->event_free); in etnaviv_gpu_init()
843 mutex_lock(&gpu->lock); in etnaviv_gpu_init()
845 mutex_unlock(&gpu->lock); in etnaviv_gpu_init()
847 pm_runtime_mark_last_busy(gpu->dev); in etnaviv_gpu_init()
848 pm_runtime_put_autosuspend(gpu->dev); in etnaviv_gpu_init()
850 gpu->initialized = true; in etnaviv_gpu_init()
855 pm_runtime_mark_last_busy(gpu->dev); in etnaviv_gpu_init()
857 pm_runtime_put_autosuspend(gpu->dev); in etnaviv_gpu_init()
872 debug->address[0] = gpu_read(gpu, VIVS_FE_DMA_ADDRESS); in verify_dma()
873 debug->state[0] = gpu_read(gpu, VIVS_FE_DMA_DEBUG_STATE); in verify_dma()
875 for (i = 0; i < 500; i++) { in verify_dma()
876 debug->address[1] = gpu_read(gpu, VIVS_FE_DMA_ADDRESS); in verify_dma()
877 debug->state[1] = gpu_read(gpu, VIVS_FE_DMA_DEBUG_STATE); in verify_dma()
879 if (debug->address[0] != debug->address[1]) in verify_dma()
882 if (debug->state[0] != debug->state[1]) in verify_dma()
893 seq_printf(m, "%s Status:\n", dev_name(gpu->dev)); in etnaviv_gpu_debugfs()
895 ret = pm_runtime_get_sync(gpu->dev); in etnaviv_gpu_debugfs()
907 seq_printf(m, "\t model: 0x%x\n", gpu->identity.model); in etnaviv_gpu_debugfs()
908 seq_printf(m, "\t revision: 0x%x\n", gpu->identity.revision); in etnaviv_gpu_debugfs()
909 seq_printf(m, "\t product_id: 0x%x\n", gpu->identity.product_id); in etnaviv_gpu_debugfs()
910 seq_printf(m, "\t customer_id: 0x%x\n", gpu->identity.customer_id); in etnaviv_gpu_debugfs()
911 seq_printf(m, "\t eco_id: 0x%x\n", gpu->identity.eco_id); in etnaviv_gpu_debugfs()
915 gpu->identity.features); in etnaviv_gpu_debugfs()
917 gpu->identity.minor_features0); in etnaviv_gpu_debugfs()
919 gpu->identity.minor_features1); in etnaviv_gpu_debugfs()
921 gpu->identity.minor_features2); in etnaviv_gpu_debugfs()
923 gpu->identity.minor_features3); in etnaviv_gpu_debugfs()
925 gpu->identity.minor_features4); in etnaviv_gpu_debugfs()
927 gpu->identity.minor_features5); in etnaviv_gpu_debugfs()
929 gpu->identity.minor_features6); in etnaviv_gpu_debugfs()
931 gpu->identity.minor_features7); in etnaviv_gpu_debugfs()
933 gpu->identity.minor_features8); in etnaviv_gpu_debugfs()
935 gpu->identity.minor_features9); in etnaviv_gpu_debugfs()
937 gpu->identity.minor_features10); in etnaviv_gpu_debugfs()
939 gpu->identity.minor_features11); in etnaviv_gpu_debugfs()
943 gpu->identity.stream_count); in etnaviv_gpu_debugfs()
945 gpu->identity.register_max); in etnaviv_gpu_debugfs()
947 gpu->identity.thread_count); in etnaviv_gpu_debugfs()
949 gpu->identity.vertex_cache_size); in etnaviv_gpu_debugfs()
951 gpu->identity.shader_core_count); in etnaviv_gpu_debugfs()
953 gpu->identity.pixel_pipes); in etnaviv_gpu_debugfs()
955 gpu->identity.vertex_output_buffer_size); in etnaviv_gpu_debugfs()
957 gpu->identity.buffer_size); in etnaviv_gpu_debugfs()
959 gpu->identity.instruction_count); in etnaviv_gpu_debugfs()
961 gpu->identity.num_constants); in etnaviv_gpu_debugfs()
963 gpu->identity.varyings_count); in etnaviv_gpu_debugfs()
967 idle |= ~gpu->idle_mask & ~VIVS_HI_IDLE_STATE_AXI_LP; in etnaviv_gpu_debugfs()
1009 if (gpu->identity.features & chipFeatures_DEBUG_MODE) { in etnaviv_gpu_debugfs()
1040 pm_runtime_mark_last_busy(gpu->dev); in etnaviv_gpu_debugfs()
1042 pm_runtime_put_autosuspend(gpu->dev); in etnaviv_gpu_debugfs()
1052 dev_err(gpu->dev, "recover hung GPU!\n"); in etnaviv_gpu_recover_hang()
1054 if (pm_runtime_get_sync(gpu->dev) < 0) in etnaviv_gpu_recover_hang()
1057 mutex_lock(&gpu->lock); in etnaviv_gpu_recover_hang()
1062 spin_lock(&gpu->event_spinlock); in etnaviv_gpu_recover_hang()
1063 for_each_set_bit(i, gpu->event_bitmap, ETNA_NR_EVENTS) in etnaviv_gpu_recover_hang()
1064 complete(&gpu->event_free); in etnaviv_gpu_recover_hang()
1065 bitmap_zero(gpu->event_bitmap, ETNA_NR_EVENTS); in etnaviv_gpu_recover_hang()
1066 spin_unlock(&gpu->event_spinlock); in etnaviv_gpu_recover_hang()
1070 mutex_unlock(&gpu->lock); in etnaviv_gpu_recover_hang()
1071 pm_runtime_mark_last_busy(gpu->dev); in etnaviv_gpu_recover_hang()
1073 pm_runtime_put_autosuspend(gpu->dev); in etnaviv_gpu_recover_hang()
1096 return dev_name(f->gpu->dev); in etnaviv_fence_get_timeline_name()
1103 return (s32)(f->gpu->completed_fence - f->base.seqno) >= 0; in etnaviv_fence_signaled()
1128 lockdep_assert_held(&gpu->lock); in etnaviv_gpu_fence_alloc()
1134 f->gpu = gpu; in etnaviv_gpu_fence_alloc()
1136 dma_fence_init(&f->base, &etnaviv_fence_ops, &gpu->fence_spinlock, in etnaviv_gpu_fence_alloc()
1137 gpu->fence_context, ++gpu->next_fence); in etnaviv_gpu_fence_alloc()
1139 return &f->base; in etnaviv_gpu_fence_alloc()
1145 return (s32)(a - b) > 0; in fence_after()
1161 ret = wait_for_completion_timeout(&gpu->event_free, timeout); in event_alloc()
1164 dev_err(gpu->dev, "wait_for_completion_timeout failed"); in event_alloc()
1172 spin_lock(&gpu->event_spinlock); in event_alloc()
1175 int event = find_first_zero_bit(gpu->event_bitmap, ETNA_NR_EVENTS); in event_alloc()
1178 memset(&gpu->event[event], 0, sizeof(struct etnaviv_event)); in event_alloc()
1179 set_bit(event, gpu->event_bitmap); in event_alloc()
1182 spin_unlock(&gpu->event_spinlock); in event_alloc()
1188 complete(&gpu->event_free); in event_alloc()
1190 return -EBUSY; in event_alloc()
1195 if (!test_bit(event, gpu->event_bitmap)) { in event_free()
1196 dev_warn(gpu->dev, "event %u is already marked as free", in event_free()
1199 clear_bit(event, gpu->event_bitmap); in event_free()
1200 complete(&gpu->event_free); in event_free()
1219 fence = idr_find(&gpu->fence_idr, id); in etnaviv_gpu_wait_fence_interruptible()
1229 ret = dma_fence_is_signaled(fence) ? 0 : -EBUSY; in etnaviv_gpu_wait_fence_interruptible()
1235 ret = -ETIMEDOUT; in etnaviv_gpu_wait_fence_interruptible()
1236 else if (ret != -ERESTARTSYS) in etnaviv_gpu_wait_fence_interruptible()
1246 * Wait for an object to become inactive. This, on it's own, is not race
1248 * then the iova is put. Moreover, the object could be re-submitted just
1249 * after we notice that it's become inactive.
1262 return !is_active(etnaviv_obj) ? 0 : -EBUSY; in etnaviv_gpu_wait_obj_inactive()
1266 ret = wait_event_interruptible_timeout(gpu->fence_event, in etnaviv_gpu_wait_obj_inactive()
1271 else if (ret == -ERESTARTSYS) in etnaviv_gpu_wait_obj_inactive()
1272 return -ERESTARTSYS; in etnaviv_gpu_wait_obj_inactive()
1274 return -ETIMEDOUT; in etnaviv_gpu_wait_obj_inactive()
1280 const struct etnaviv_gem_submit *submit = event->submit; in sync_point_perfmon_sample()
1283 for (i = 0; i < submit->nr_pmrs; i++) { in sync_point_perfmon_sample()
1284 const struct etnaviv_perfmon_request *pmr = submit->pmrs + i; in sync_point_perfmon_sample()
1286 if (pmr->flags == flags) in sync_point_perfmon_sample()
1287 etnaviv_perfmon_process(gpu, pmr, submit->exec_state); in sync_point_perfmon_sample()
1312 const struct etnaviv_gem_submit *submit = event->submit; in sync_point_perfmon_sample_post()
1318 for (i = 0; i < submit->nr_pmrs; i++) { in sync_point_perfmon_sample_post()
1319 const struct etnaviv_perfmon_request *pmr = submit->pmrs + i; in sync_point_perfmon_sample_post()
1321 *pmr->bo_vma = pmr->sequence; in sync_point_perfmon_sample_post()
1336 /* add bo's to gpu's ring, and kick gpu: */
1339 struct etnaviv_gpu *gpu = submit->gpu; in etnaviv_gpu_submit()
1344 if (!submit->runtime_resumed) { in etnaviv_gpu_submit()
1345 ret = pm_runtime_get_sync(gpu->dev); in etnaviv_gpu_submit()
1347 pm_runtime_put_noidle(gpu->dev); in etnaviv_gpu_submit()
1350 submit->runtime_resumed = true; in etnaviv_gpu_submit()
1355 * - a sync point to re-configure gpu and process ETNA_PM_PROCESS_PRE in etnaviv_gpu_submit()
1357 * - a sync point to re-configure gpu, process ETNA_PM_PROCESS_POST requests in etnaviv_gpu_submit()
1360 if (submit->nr_pmrs) in etnaviv_gpu_submit()
1366 pm_runtime_put_noidle(gpu->dev); in etnaviv_gpu_submit()
1370 mutex_lock(&gpu->lock); in etnaviv_gpu_submit()
1380 if (!gpu->fe_running) in etnaviv_gpu_submit()
1381 etnaviv_gpu_start_fe_idleloop(gpu, submit->mmu_context); in etnaviv_gpu_submit()
1383 if (submit->prev_mmu_context) in etnaviv_gpu_submit()
1384 etnaviv_iommu_context_put(submit->prev_mmu_context); in etnaviv_gpu_submit()
1385 submit->prev_mmu_context = etnaviv_iommu_context_get(gpu->mmu_context); in etnaviv_gpu_submit()
1387 if (submit->nr_pmrs) { in etnaviv_gpu_submit()
1388 gpu->event[event[1]].sync_point = &sync_point_perfmon_sample_pre; in etnaviv_gpu_submit()
1389 kref_get(&submit->refcount); in etnaviv_gpu_submit()
1390 gpu->event[event[1]].submit = submit; in etnaviv_gpu_submit()
1394 gpu->event[event[0]].fence = gpu_fence; in etnaviv_gpu_submit()
1395 submit->cmdbuf.user_size = submit->cmdbuf.size - 8; in etnaviv_gpu_submit()
1396 etnaviv_buffer_queue(gpu, submit->exec_state, submit->mmu_context, in etnaviv_gpu_submit()
1397 event[0], &submit->cmdbuf); in etnaviv_gpu_submit()
1399 if (submit->nr_pmrs) { in etnaviv_gpu_submit()
1400 gpu->event[event[2]].sync_point = &sync_point_perfmon_sample_post; in etnaviv_gpu_submit()
1401 kref_get(&submit->refcount); in etnaviv_gpu_submit()
1402 gpu->event[event[2]].submit = submit; in etnaviv_gpu_submit()
1407 mutex_unlock(&gpu->lock); in etnaviv_gpu_submit()
1416 struct etnaviv_event *event = &gpu->event[gpu->sync_point_event]; in sync_point_worker()
1419 event->sync_point(gpu, event); in sync_point_worker()
1420 etnaviv_submit_put(event->submit); in sync_point_worker()
1421 event_free(gpu, gpu->sync_point_event); in sync_point_worker()
1432 if (gpu->sec_mode == ETNA_SEC_NONE) in dump_mmu_fault()
1438 dev_err_ratelimited(gpu->dev, "MMU fault status 0x%08x\n", status); in dump_mmu_fault()
1446 if (gpu->sec_mode == ETNA_SEC_NONE) in dump_mmu_fault()
1451 dev_err_ratelimited(gpu->dev, "MMU %d fault addr 0x%08x\n", i, in dump_mmu_fault()
1466 pm_runtime_mark_last_busy(gpu->dev); in irq_handler()
1468 dev_dbg(gpu->dev, "intr 0x%08x\n", intr); in irq_handler()
1471 dev_err(gpu->dev, "AXI bus error\n"); in irq_handler()
1483 event -= 1; in irq_handler()
1487 dev_dbg(gpu->dev, "event %u\n", event); in irq_handler()
1489 if (gpu->event[event].sync_point) { in irq_handler()
1490 gpu->sync_point_event = event; in irq_handler()
1491 queue_work(gpu->wq, &gpu->sync_point_work); in irq_handler()
1494 fence = gpu->event[event].fence; in irq_handler()
1498 gpu->event[event].fence = NULL; in irq_handler()
1502 * - allocate and queue event 0 in irq_handler()
1503 * - allocate event 1 in irq_handler()
1504 * - event 0 completes, we process it in irq_handler()
1505 * - allocate and queue event 0 in irq_handler()
1506 * - event 1 and event 0 complete in irq_handler()
1509 if (fence_after(fence->seqno, gpu->completed_fence)) in irq_handler()
1510 gpu->completed_fence = fence->seqno; in irq_handler()
1526 ret = clk_prepare_enable(gpu->clk_reg); in etnaviv_gpu_clk_enable()
1530 ret = clk_prepare_enable(gpu->clk_bus); in etnaviv_gpu_clk_enable()
1534 ret = clk_prepare_enable(gpu->clk_core); in etnaviv_gpu_clk_enable()
1538 ret = clk_prepare_enable(gpu->clk_shader); in etnaviv_gpu_clk_enable()
1545 clk_disable_unprepare(gpu->clk_core); in etnaviv_gpu_clk_enable()
1547 clk_disable_unprepare(gpu->clk_bus); in etnaviv_gpu_clk_enable()
1549 clk_disable_unprepare(gpu->clk_reg); in etnaviv_gpu_clk_enable()
1556 clk_disable_unprepare(gpu->clk_shader); in etnaviv_gpu_clk_disable()
1557 clk_disable_unprepare(gpu->clk_core); in etnaviv_gpu_clk_disable()
1558 clk_disable_unprepare(gpu->clk_bus); in etnaviv_gpu_clk_disable()
1559 clk_disable_unprepare(gpu->clk_reg); in etnaviv_gpu_clk_disable()
1571 if ((idle & gpu->idle_mask) == gpu->idle_mask) in etnaviv_gpu_wait_idle()
1575 dev_warn(gpu->dev, in etnaviv_gpu_wait_idle()
1578 return -ETIMEDOUT; in etnaviv_gpu_wait_idle()
1587 if (gpu->initialized && gpu->fe_running) { in etnaviv_gpu_hw_suspend()
1589 mutex_lock(&gpu->lock); in etnaviv_gpu_hw_suspend()
1591 mutex_unlock(&gpu->lock); in etnaviv_gpu_hw_suspend()
1600 gpu->fe_running = false; in etnaviv_gpu_hw_suspend()
1603 gpu->exec_state = -1; in etnaviv_gpu_hw_suspend()
1613 ret = mutex_lock_killable(&gpu->lock); in etnaviv_gpu_hw_resume()
1620 mutex_unlock(&gpu->lock); in etnaviv_gpu_hw_resume()
1639 struct etnaviv_gpu *gpu = cdev->devdata; in etnaviv_gpu_cooling_get_cur_state()
1641 *state = gpu->freq_scale; in etnaviv_gpu_cooling_get_cur_state()
1650 struct etnaviv_gpu *gpu = cdev->devdata; in etnaviv_gpu_cooling_set_cur_state()
1652 mutex_lock(&gpu->lock); in etnaviv_gpu_cooling_set_cur_state()
1653 gpu->freq_scale = state; in etnaviv_gpu_cooling_set_cur_state()
1654 if (!pm_runtime_suspended(gpu->dev)) in etnaviv_gpu_cooling_set_cur_state()
1656 mutex_unlock(&gpu->lock); in etnaviv_gpu_cooling_set_cur_state()
1671 struct etnaviv_drm_private *priv = drm->dev_private; in etnaviv_gpu_bind()
1676 gpu->cooling = thermal_of_cooling_device_register(dev->of_node, in etnaviv_gpu_bind()
1678 if (IS_ERR(gpu->cooling)) in etnaviv_gpu_bind()
1679 return PTR_ERR(gpu->cooling); in etnaviv_gpu_bind()
1682 gpu->wq = alloc_ordered_workqueue(dev_name(dev), 0); in etnaviv_gpu_bind()
1683 if (!gpu->wq) { in etnaviv_gpu_bind()
1684 ret = -ENOMEM; in etnaviv_gpu_bind()
1693 ret = pm_runtime_get_sync(gpu->dev); in etnaviv_gpu_bind()
1701 gpu->drm = drm; in etnaviv_gpu_bind()
1702 gpu->fence_context = dma_fence_context_alloc(1); in etnaviv_gpu_bind()
1703 idr_init(&gpu->fence_idr); in etnaviv_gpu_bind()
1704 spin_lock_init(&gpu->fence_spinlock); in etnaviv_gpu_bind()
1706 INIT_WORK(&gpu->sync_point_work, sync_point_worker); in etnaviv_gpu_bind()
1707 init_waitqueue_head(&gpu->fence_event); in etnaviv_gpu_bind()
1709 priv->gpu[priv->num_gpus++] = gpu; in etnaviv_gpu_bind()
1711 pm_runtime_mark_last_busy(gpu->dev); in etnaviv_gpu_bind()
1712 pm_runtime_put_autosuspend(gpu->dev); in etnaviv_gpu_bind()
1720 destroy_workqueue(gpu->wq); in etnaviv_gpu_bind()
1724 thermal_cooling_device_unregister(gpu->cooling); in etnaviv_gpu_bind()
1734 DBG("%s", dev_name(gpu->dev)); in etnaviv_gpu_unbind()
1736 destroy_workqueue(gpu->wq); in etnaviv_gpu_unbind()
1741 pm_runtime_get_sync(gpu->dev); in etnaviv_gpu_unbind()
1742 pm_runtime_put_sync_suspend(gpu->dev); in etnaviv_gpu_unbind()
1747 if (gpu->mmu_context) in etnaviv_gpu_unbind()
1748 etnaviv_iommu_context_put(gpu->mmu_context); in etnaviv_gpu_unbind()
1750 if (gpu->initialized) { in etnaviv_gpu_unbind()
1751 etnaviv_cmdbuf_free(&gpu->buffer); in etnaviv_gpu_unbind()
1753 gpu->initialized = false; in etnaviv_gpu_unbind()
1756 gpu->drm = NULL; in etnaviv_gpu_unbind()
1757 idr_destroy(&gpu->fence_idr); in etnaviv_gpu_unbind()
1760 thermal_cooling_device_unregister(gpu->cooling); in etnaviv_gpu_unbind()
1761 gpu->cooling = NULL; in etnaviv_gpu_unbind()
1779 struct device *dev = &pdev->dev; in etnaviv_gpu_platform_probe()
1785 return -ENOMEM; in etnaviv_gpu_platform_probe()
1787 gpu->dev = &pdev->dev; in etnaviv_gpu_platform_probe()
1788 mutex_init(&gpu->lock); in etnaviv_gpu_platform_probe()
1789 mutex_init(&gpu->fence_lock); in etnaviv_gpu_platform_probe()
1792 gpu->mmio = devm_platform_ioremap_resource(pdev, 0); in etnaviv_gpu_platform_probe()
1793 if (IS_ERR(gpu->mmio)) in etnaviv_gpu_platform_probe()
1794 return PTR_ERR(gpu->mmio); in etnaviv_gpu_platform_probe()
1797 gpu->irq = platform_get_irq(pdev, 0); in etnaviv_gpu_platform_probe()
1798 if (gpu->irq < 0) in etnaviv_gpu_platform_probe()
1799 return gpu->irq; in etnaviv_gpu_platform_probe()
1801 err = devm_request_irq(&pdev->dev, gpu->irq, irq_handler, 0, in etnaviv_gpu_platform_probe()
1802 dev_name(gpu->dev), gpu); in etnaviv_gpu_platform_probe()
1804 dev_err(dev, "failed to request IRQ%u: %d\n", gpu->irq, err); in etnaviv_gpu_platform_probe()
1809 gpu->clk_reg = devm_clk_get_optional(&pdev->dev, "reg"); in etnaviv_gpu_platform_probe()
1810 DBG("clk_reg: %p", gpu->clk_reg); in etnaviv_gpu_platform_probe()
1811 if (IS_ERR(gpu->clk_reg)) in etnaviv_gpu_platform_probe()
1812 return PTR_ERR(gpu->clk_reg); in etnaviv_gpu_platform_probe()
1814 gpu->clk_bus = devm_clk_get_optional(&pdev->dev, "bus"); in etnaviv_gpu_platform_probe()
1815 DBG("clk_bus: %p", gpu->clk_bus); in etnaviv_gpu_platform_probe()
1816 if (IS_ERR(gpu->clk_bus)) in etnaviv_gpu_platform_probe()
1817 return PTR_ERR(gpu->clk_bus); in etnaviv_gpu_platform_probe()
1819 gpu->clk_core = devm_clk_get(&pdev->dev, "core"); in etnaviv_gpu_platform_probe()
1820 DBG("clk_core: %p", gpu->clk_core); in etnaviv_gpu_platform_probe()
1821 if (IS_ERR(gpu->clk_core)) in etnaviv_gpu_platform_probe()
1822 return PTR_ERR(gpu->clk_core); in etnaviv_gpu_platform_probe()
1823 gpu->base_rate_core = clk_get_rate(gpu->clk_core); in etnaviv_gpu_platform_probe()
1825 gpu->clk_shader = devm_clk_get_optional(&pdev->dev, "shader"); in etnaviv_gpu_platform_probe()
1826 DBG("clk_shader: %p", gpu->clk_shader); in etnaviv_gpu_platform_probe()
1827 if (IS_ERR(gpu->clk_shader)) in etnaviv_gpu_platform_probe()
1828 return PTR_ERR(gpu->clk_shader); in etnaviv_gpu_platform_probe()
1829 gpu->base_rate_shader = clk_get_rate(gpu->clk_shader); in etnaviv_gpu_platform_probe()
1839 pm_runtime_use_autosuspend(gpu->dev); in etnaviv_gpu_platform_probe()
1840 pm_runtime_set_autosuspend_delay(gpu->dev, 200); in etnaviv_gpu_platform_probe()
1841 pm_runtime_enable(gpu->dev); in etnaviv_gpu_platform_probe()
1843 err = component_add(&pdev->dev, &gpu_ops); in etnaviv_gpu_platform_probe()
1845 dev_err(&pdev->dev, "failed to register component: %d\n", err); in etnaviv_gpu_platform_probe()
1854 component_del(&pdev->dev, &gpu_ops); in etnaviv_gpu_platform_remove()
1855 pm_runtime_disable(&pdev->dev); in etnaviv_gpu_platform_remove()
1866 if (atomic_read(&gpu->sched.hw_rq_count)) in etnaviv_gpu_rpm_suspend()
1867 return -EBUSY; in etnaviv_gpu_rpm_suspend()
1870 mask = gpu->idle_mask & ~(VIVS_HI_IDLE_STATE_FE | in etnaviv_gpu_rpm_suspend()
1876 return -EBUSY; in etnaviv_gpu_rpm_suspend()
1891 /* Re-initialise the basic hardware state */ in etnaviv_gpu_rpm_resume()
1892 if (gpu->drm && gpu->initialized) { in etnaviv_gpu_rpm_resume()
1911 .name = "etnaviv-gpu",