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
35MODULE_FIRMWARE("amdgpu/vpe_6_1_0.bin");
36MODULE_FIRMWARE("amdgpu/vpe_6_1_1.bin");
37MODULE_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
64static 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
73static 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
86static 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, client_id: SOC21_IH_CLIENTID_VPE,
92 VPE_6_1_SRCID__VPE_TRAP,
93 source: &adev->vpe.trap_irq);
94 if (ret)
95 return ret;
96
97 return 0;
98}
99
100static 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
123static 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, ip: VPE_HWIP, inst: 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, ip: VPE_HWIP, inst: 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, enable: 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, halt: 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(msecs: 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, halt: false);
202
203 return 0;
204}
205
206static 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
276static 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, ip: VPE_HWIP, inst: 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, ip: VPE_HWIP, inst: 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
309static 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, ip: VPE_HWIP, inst: 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, ip: VPE_HWIP, inst: 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
333static 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(ring: &adev->vpe.ring);
343 break;
344 default:
345 break;
346 }
347
348 return 0;
349}
350
351static 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, ip: VPE_HWIP, inst: 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
377static 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
389static 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
394void 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}
399

source code of linux/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c