]> Git Repo - linux.git/blob - drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c
Merge tag 'soc-drivers-6.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
[linux.git] / drivers / gpu / drm / amd / amdgpu / vpe_v6_1.c
1 /*
2  * Copyright 2022 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  */
22
23 #include <linux/firmware.h>
24 #include <drm/drm_drv.h>
25
26 #include "amdgpu.h"
27 #include "amdgpu_ucode.h"
28 #include "amdgpu_vpe.h"
29 #include "vpe_v6_1.h"
30 #include "soc15_common.h"
31 #include "ivsrcid/vpe/irqsrcs_vpe_6_1.h"
32 #include "vpe/vpe_6_1_0_offset.h"
33 #include "vpe/vpe_6_1_0_sh_mask.h"
34
35 MODULE_FIRMWARE("amdgpu/vpe_6_1_0.bin");
36 MODULE_FIRMWARE("amdgpu/vpe_6_1_1.bin");
37 MODULE_FIRMWARE("amdgpu/vpe_6_1_3.bin");
38
39 #define VPE_THREAD1_UCODE_OFFSET        0x8000
40
41 #define regVPEC_COLLABORATE_CNTL                                                0x0013
42 #define regVPEC_COLLABORATE_CNTL_BASE_IDX                                       0
43 #define VPEC_COLLABORATE_CNTL__COLLABORATE_MODE_EN__SHIFT                       0x0
44 #define VPEC_COLLABORATE_CNTL__COLLABORATE_MODE_EN_MASK                         0x00000001L
45
46 #define regVPEC_COLLABORATE_CFG                                                 0x0014
47 #define regVPEC_COLLABORATE_CFG_BASE_IDX                                        0
48 #define VPEC_COLLABORATE_CFG__MASTER_ID__SHIFT                                  0x0
49 #define VPEC_COLLABORATE_CFG__MASTER_EN__SHIFT                                  0x3
50 #define VPEC_COLLABORATE_CFG__SLAVE0_ID__SHIFT                                  0x4
51 #define VPEC_COLLABORATE_CFG__SLAVE0_EN__SHIFT                                  0x7
52 #define VPEC_COLLABORATE_CFG__MASTER_ID_MASK                                    0x00000007L
53 #define VPEC_COLLABORATE_CFG__MASTER_EN_MASK                                    0x00000008L
54 #define VPEC_COLLABORATE_CFG__SLAVE0_ID_MASK                                    0x00000070L
55 #define VPEC_COLLABORATE_CFG__SLAVE0_EN_MASK                                    0x00000080L
56
57 #define regVPEC_CNTL_6_1_1                                                      0x0016
58 #define regVPEC_CNTL_6_1_1_BASE_IDX                                             0
59 #define regVPEC_QUEUE_RESET_REQ_6_1_1                                           0x002c
60 #define regVPEC_QUEUE_RESET_REQ_6_1_1_BASE_IDX                                  0
61 #define regVPEC_PUB_DUMMY2_6_1_1                                                0x004c
62 #define regVPEC_PUB_DUMMY2_6_1_1_BASE_IDX                                       0
63
64 static uint32_t vpe_v6_1_get_reg_offset(struct amdgpu_vpe *vpe, uint32_t inst, uint32_t offset)
65 {
66         uint32_t base;
67
68         base = vpe->ring.adev->reg_offset[VPE_HWIP][inst][0];
69
70         return base + offset;
71 }
72
73 static void vpe_v6_1_halt(struct amdgpu_vpe *vpe, bool halt)
74 {
75         struct amdgpu_device *adev = vpe->ring.adev;
76         uint32_t i, f32_cntl;
77
78         for (i = 0; i < vpe->num_instances; i++) {
79                 f32_cntl = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_F32_CNTL));
80                 f32_cntl = REG_SET_FIELD(f32_cntl, VPEC_F32_CNTL, HALT, halt ? 1 : 0);
81                 f32_cntl = REG_SET_FIELD(f32_cntl, VPEC_F32_CNTL, TH1_RESET, halt ? 1 : 0);
82                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_F32_CNTL), f32_cntl);
83         }
84 }
85
86 static int vpe_v6_1_irq_init(struct amdgpu_vpe *vpe)
87 {
88         struct amdgpu_device *adev = container_of(vpe, struct amdgpu_device, vpe);
89         int ret;
90
91         ret = amdgpu_irq_add_id(adev, SOC21_IH_CLIENTID_VPE,
92                                 VPE_6_1_SRCID__VPE_TRAP,
93                                 &adev->vpe.trap_irq);
94         if (ret)
95                 return ret;
96
97         return 0;
98 }
99
100 static void vpe_v6_1_set_collaborate_mode(struct amdgpu_vpe *vpe, bool enable)
101 {
102         struct amdgpu_device *adev = vpe->ring.adev;
103         uint32_t vpe_colla_cntl, vpe_colla_cfg, i;
104
105         if (!vpe->collaborate_mode)
106                 return;
107
108         for (i = 0; i < vpe->num_instances; i++) {
109                 vpe_colla_cntl = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_COLLABORATE_CNTL));
110                 vpe_colla_cntl = REG_SET_FIELD(vpe_colla_cntl, VPEC_COLLABORATE_CNTL,
111                                                COLLABORATE_MODE_EN, enable ? 1 : 0);
112                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_COLLABORATE_CNTL), vpe_colla_cntl);
113
114                 vpe_colla_cfg = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_COLLABORATE_CFG));
115                 vpe_colla_cfg = REG_SET_FIELD(vpe_colla_cfg, VPEC_COLLABORATE_CFG, MASTER_ID, 0);
116                 vpe_colla_cfg = REG_SET_FIELD(vpe_colla_cfg, VPEC_COLLABORATE_CFG, MASTER_EN, enable ? 1 : 0);
117                 vpe_colla_cfg = REG_SET_FIELD(vpe_colla_cfg, VPEC_COLLABORATE_CFG, SLAVE0_ID, 1);
118                 vpe_colla_cfg = REG_SET_FIELD(vpe_colla_cfg, VPEC_COLLABORATE_CFG, SLAVE0_EN, enable ? 1 : 0);
119                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_COLLABORATE_CFG), vpe_colla_cfg);
120         }
121 }
122
123 static int vpe_v6_1_load_microcode(struct amdgpu_vpe *vpe)
124 {
125         struct amdgpu_device *adev = vpe->ring.adev;
126         const struct vpe_firmware_header_v1_0 *vpe_hdr;
127         const __le32 *data;
128         uint32_t ucode_offset[2], ucode_size[2];
129         uint32_t i, j, size_dw;
130         uint32_t ret;
131
132         /* disable UMSCH_INT_ENABLE */
133         for (j = 0; j < vpe->num_instances; j++) {
134
135                 if (amdgpu_ip_version(adev, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))
136                         ret = RREG32(vpe_get_reg_offset(vpe, j, regVPEC_CNTL_6_1_1));
137                 else
138                         ret = RREG32(vpe_get_reg_offset(vpe, j, regVPEC_CNTL));
139
140                 ret = REG_SET_FIELD(ret, VPEC_CNTL, UMSCH_INT_ENABLE, 0);
141
142                 if (amdgpu_ip_version(adev, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))
143                         WREG32(vpe_get_reg_offset(vpe, j, regVPEC_CNTL_6_1_1), ret);
144                 else
145                         WREG32(vpe_get_reg_offset(vpe, j, regVPEC_CNTL), ret);
146         }
147
148         /* setup collaborate mode */
149         vpe_v6_1_set_collaborate_mode(vpe, true);
150         /* setup DPM */
151         if (amdgpu_vpe_configure_dpm(vpe))
152                 dev_warn(adev->dev, "VPE failed to enable DPM\n");
153
154         /*
155          * For VPE 6.1.1, still only need to add master's offset, and psp will apply it to slave as well.
156          * Here use instance 0 as master.
157          */
158         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
159                 uint32_t f32_offset, f32_cntl;
160
161                 f32_offset = vpe_get_reg_offset(vpe, 0, regVPEC_F32_CNTL);
162                 f32_cntl = RREG32(f32_offset);
163                 f32_cntl = REG_SET_FIELD(f32_cntl, VPEC_F32_CNTL, HALT, 0);
164                 f32_cntl = REG_SET_FIELD(f32_cntl, VPEC_F32_CNTL, TH1_RESET, 0);
165
166                 adev->vpe.cmdbuf_cpu_addr[0] = f32_offset;
167                 adev->vpe.cmdbuf_cpu_addr[1] = f32_cntl;
168
169                 return amdgpu_vpe_psp_update_sram(adev);
170         }
171
172         vpe_hdr = (const struct vpe_firmware_header_v1_0 *)adev->vpe.fw->data;
173
174         /* Thread 0(command thread) ucode offset/size */
175         ucode_offset[0] = le32_to_cpu(vpe_hdr->header.ucode_array_offset_bytes);
176         ucode_size[0] = le32_to_cpu(vpe_hdr->ctx_ucode_size_bytes);
177         /* Thread 1(control thread) ucode offset/size */
178         ucode_offset[1] = le32_to_cpu(vpe_hdr->ctl_ucode_offset);
179         ucode_size[1] = le32_to_cpu(vpe_hdr->ctl_ucode_size_bytes);
180
181         vpe_v6_1_halt(vpe, true);
182
183         for (j = 0; j < vpe->num_instances; j++) {
184                 for (i = 0; i < 2; i++) {
185                         if (i > 0)
186                                 WREG32(vpe_get_reg_offset(vpe, j, regVPEC_UCODE_ADDR), VPE_THREAD1_UCODE_OFFSET);
187                         else
188                                 WREG32(vpe_get_reg_offset(vpe, j, regVPEC_UCODE_ADDR), 0);
189
190                         data = (const __le32 *)(adev->vpe.fw->data + ucode_offset[i]);
191                         size_dw = ucode_size[i] / sizeof(__le32);
192
193                         while (size_dw--) {
194                                 if (amdgpu_emu_mode && size_dw % 500 == 0)
195                                         msleep(1);
196                                 WREG32(vpe_get_reg_offset(vpe, j, regVPEC_UCODE_DATA), le32_to_cpup(data++));
197                         }
198                 }
199         }
200
201         vpe_v6_1_halt(vpe, false);
202
203         return 0;
204 }
205
206 static int vpe_v6_1_ring_start(struct amdgpu_vpe *vpe)
207 {
208         struct amdgpu_ring *ring = &vpe->ring;
209         struct amdgpu_device *adev = ring->adev;
210         uint32_t doorbell, doorbell_offset;
211         uint32_t rb_bufsz, rb_cntl;
212         uint32_t ib_cntl, i;
213         int ret;
214
215         for (i = 0; i < vpe->num_instances; i++) {
216                 /* Set ring buffer size in dwords */
217                 rb_bufsz = order_base_2(ring->ring_size / 4);
218                 rb_cntl = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_CNTL));
219                 rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_SIZE, rb_bufsz);
220                 rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_PRIV, 1);
221                 rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_VMID, 0);
222                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_CNTL), rb_cntl);
223
224                 /* Initialize the ring buffer's read and write pointers */
225                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_RPTR), 0);
226                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_RPTR_HI), 0);
227                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_WPTR), 0);
228                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_WPTR_HI), 0);
229
230                 /* set the wb address whether it's enabled or not */
231                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_RPTR_ADDR_LO),
232                         lower_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFC);
233                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_RPTR_ADDR_HI),
234                         upper_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFF);
235
236                 rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RPTR_WRITEBACK_ENABLE, 1);
237
238                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_BASE), ring->gpu_addr >> 8);
239                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_BASE_HI), ring->gpu_addr >> 40);
240
241                 ring->wptr = 0;
242
243                 /* before programing wptr to a less value, need set minor_ptr_update first */
244                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_MINOR_PTR_UPDATE), 1);
245                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_WPTR), lower_32_bits(ring->wptr) << 2);
246                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_WPTR_HI), upper_32_bits(ring->wptr) << 2);
247                 /* set minor_ptr_update to 0 after wptr programed */
248                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_MINOR_PTR_UPDATE), 0);
249
250                 doorbell_offset = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_DOORBELL_OFFSET));
251                 doorbell_offset = REG_SET_FIELD(doorbell_offset, VPEC_QUEUE0_DOORBELL_OFFSET, OFFSET, ring->doorbell_index + i*4);
252                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_DOORBELL_OFFSET), doorbell_offset);
253
254                 doorbell = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_DOORBELL));
255                 doorbell = REG_SET_FIELD(doorbell, VPEC_QUEUE0_DOORBELL, ENABLE, ring->use_doorbell ? 1 : 0);
256                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_DOORBELL), doorbell);
257
258                 adev->nbio.funcs->vpe_doorbell_range(adev, i, ring->use_doorbell, ring->doorbell_index + i*4, 4);
259
260                 rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RPTR_WRITEBACK_ENABLE, 1);
261                 rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_ENABLE, 1);
262                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_RB_CNTL), rb_cntl);
263
264                 ib_cntl = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_IB_CNTL));
265                 ib_cntl = REG_SET_FIELD(ib_cntl, VPEC_QUEUE0_IB_CNTL, IB_ENABLE, 1);
266                 WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE0_IB_CNTL), ib_cntl);
267         }
268
269         ret = amdgpu_ring_test_helper(ring);
270         if (ret)
271                 return ret;
272
273         return 0;
274 }
275
276 static int vpe_v_6_1_ring_stop(struct amdgpu_vpe *vpe)
277 {
278         struct amdgpu_device *adev = vpe->ring.adev;
279         uint32_t queue_reset, i;
280         int ret;
281
282         for (i = 0; i < vpe->num_instances; i++) {
283                 if (amdgpu_ip_version(adev, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))
284                         queue_reset = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE_RESET_REQ_6_1_1));
285                 else
286                         queue_reset = RREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE_RESET_REQ));
287
288                 queue_reset = REG_SET_FIELD(queue_reset, VPEC_QUEUE_RESET_REQ, QUEUE0_RESET, 1);
289
290                 if (amdgpu_ip_version(adev, VPE_HWIP, 0) == IP_VERSION(6, 1, 1)) {
291                         WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE_RESET_REQ_6_1_1), queue_reset);
292                         ret = SOC15_WAIT_ON_RREG(VPE, i, regVPEC_QUEUE_RESET_REQ_6_1_1, 0,
293                                                  VPEC_QUEUE_RESET_REQ__QUEUE0_RESET_MASK);
294                 } else {
295                         WREG32(vpe_get_reg_offset(vpe, i, regVPEC_QUEUE_RESET_REQ), queue_reset);
296                         ret = SOC15_WAIT_ON_RREG(VPE, i, regVPEC_QUEUE_RESET_REQ, 0,
297                                                  VPEC_QUEUE_RESET_REQ__QUEUE0_RESET_MASK);
298                 }
299
300                 if (ret)
301                         dev_err(adev->dev, "VPE queue reset failed\n");
302         }
303
304         vpe->ring.sched.ready = false;
305
306         return ret;
307 }
308
309 static int vpe_v6_1_set_trap_irq_state(struct amdgpu_device *adev,
310                                        struct amdgpu_irq_src *source,
311                                        unsigned int type,
312                                        enum amdgpu_interrupt_state state)
313 {
314         struct amdgpu_vpe *vpe = &adev->vpe;
315         uint32_t vpe_cntl;
316
317         if (amdgpu_ip_version(adev, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))
318                 vpe_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL_6_1_1));
319         else
320                 vpe_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL));
321
322         vpe_cntl = REG_SET_FIELD(vpe_cntl, VPEC_CNTL, TRAP_ENABLE,
323                                  state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
324
325         if (amdgpu_ip_version(adev, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))
326                 WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL_6_1_1), vpe_cntl);
327         else
328                 WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL), vpe_cntl);
329
330         return 0;
331 }
332
333 static int vpe_v6_1_process_trap_irq(struct amdgpu_device *adev,
334                                      struct amdgpu_irq_src *source,
335                                      struct amdgpu_iv_entry *entry)
336 {
337
338         dev_dbg(adev->dev, "IH: VPE trap\n");
339
340         switch (entry->client_id) {
341         case SOC21_IH_CLIENTID_VPE:
342                 amdgpu_fence_process(&adev->vpe.ring);
343                 break;
344         default:
345                 break;
346         }
347
348         return 0;
349 }
350
351 static int vpe_v6_1_set_regs(struct amdgpu_vpe *vpe)
352 {
353         struct amdgpu_device *adev = container_of(vpe, struct amdgpu_device, vpe);
354
355         vpe->regs.queue0_rb_rptr_lo = regVPEC_QUEUE0_RB_RPTR;
356         vpe->regs.queue0_rb_rptr_hi = regVPEC_QUEUE0_RB_RPTR_HI;
357         vpe->regs.queue0_rb_wptr_lo = regVPEC_QUEUE0_RB_WPTR;
358         vpe->regs.queue0_rb_wptr_hi = regVPEC_QUEUE0_RB_WPTR_HI;
359         vpe->regs.queue0_preempt = regVPEC_QUEUE0_PREEMPT;
360
361         if (amdgpu_ip_version(adev, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))
362                 vpe->regs.dpm_enable = regVPEC_PUB_DUMMY2_6_1_1;
363         else
364                 vpe->regs.dpm_enable = regVPEC_PUB_DUMMY2;
365
366         vpe->regs.dpm_pratio = regVPEC_QUEUE6_DUMMY4;
367         vpe->regs.dpm_request_interval = regVPEC_QUEUE5_DUMMY3;
368         vpe->regs.dpm_decision_threshold = regVPEC_QUEUE5_DUMMY4;
369         vpe->regs.dpm_busy_clamp_threshold = regVPEC_QUEUE7_DUMMY2;
370         vpe->regs.dpm_idle_clamp_threshold = regVPEC_QUEUE7_DUMMY3;
371         vpe->regs.dpm_request_lv = regVPEC_QUEUE7_DUMMY1;
372         vpe->regs.context_indicator = regVPEC_QUEUE6_DUMMY3;
373
374         return 0;
375 }
376
377 static const struct vpe_funcs vpe_v6_1_funcs = {
378         .get_reg_offset = vpe_v6_1_get_reg_offset,
379         .set_regs = vpe_v6_1_set_regs,
380         .irq_init = vpe_v6_1_irq_init,
381         .init_microcode = amdgpu_vpe_init_microcode,
382         .load_microcode = vpe_v6_1_load_microcode,
383         .ring_init = amdgpu_vpe_ring_init,
384         .ring_start = vpe_v6_1_ring_start,
385         .ring_stop = vpe_v_6_1_ring_stop,
386         .ring_fini = amdgpu_vpe_ring_fini,
387 };
388
389 static const struct amdgpu_irq_src_funcs vpe_v6_1_trap_irq_funcs = {
390         .set = vpe_v6_1_set_trap_irq_state,
391         .process = vpe_v6_1_process_trap_irq,
392 };
393
394 void vpe_v6_1_set_funcs(struct amdgpu_vpe *vpe)
395 {
396         vpe->funcs = &vpe_v6_1_funcs;
397         vpe->trap_irq.funcs = &vpe_v6_1_trap_irq_funcs;
398 }
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