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1/*2 * Copyright 2022 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * 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 OR20 * 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	0x800040 41#define regVPEC_COLLABORATE_CNTL                                                0x001342#define regVPEC_COLLABORATE_CNTL_BASE_IDX                                       043#define VPEC_COLLABORATE_CNTL__COLLABORATE_MODE_EN__SHIFT                       0x044#define VPEC_COLLABORATE_CNTL__COLLABORATE_MODE_EN_MASK                         0x00000001L45 46#define regVPEC_COLLABORATE_CFG                                                 0x001447#define regVPEC_COLLABORATE_CFG_BASE_IDX                                        048#define VPEC_COLLABORATE_CFG__MASTER_ID__SHIFT                                  0x049#define VPEC_COLLABORATE_CFG__MASTER_EN__SHIFT                                  0x350#define VPEC_COLLABORATE_CFG__SLAVE0_ID__SHIFT                                  0x451#define VPEC_COLLABORATE_CFG__SLAVE0_EN__SHIFT                                  0x752#define VPEC_COLLABORATE_CFG__MASTER_ID_MASK                                    0x00000007L53#define VPEC_COLLABORATE_CFG__MASTER_EN_MASK                                    0x00000008L54#define VPEC_COLLABORATE_CFG__SLAVE0_ID_MASK                                    0x00000070L55#define VPEC_COLLABORATE_CFG__SLAVE0_EN_MASK                                    0x00000080L56 57#define regVPEC_CNTL_6_1_1                                                      0x001658#define regVPEC_CNTL_6_1_1_BASE_IDX                                             059#define regVPEC_QUEUE_RESET_REQ_6_1_1                                           0x002c60#define regVPEC_QUEUE_RESET_REQ_6_1_1_BASE_IDX                                  061#define regVPEC_PUB_DUMMY2_6_1_1                                                0x004c62#define regVPEC_PUB_DUMMY2_6_1_1_BASE_IDX                                       063 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, 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 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, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))136			ret = RREG32(vpe_get_reg_offset(vpe, j, regVPEC_CNTL_6_1_1));137		else138			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		else145			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			else188				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 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, 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		else286			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 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, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))318		vpe_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL_6_1_1));319	else320		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	else328		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(&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, VPE_HWIP, 0) == IP_VERSION(6, 1, 1))362		vpe->regs.dpm_enable = regVPEC_PUB_DUMMY2_6_1_1;363	else364		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