1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 #include "qat_freebsd.h"
4 #include "adf_cfg.h"
5 #include <adf_accel_devices.h>
6 #include <adf_pfvf_msg.h>
7 #include <adf_common_drv.h>
8 #include <adf_dev_err.h>
9 #include <adf_gen2_hw_data.h>
10 #include <adf_gen2_pfvf.h>
11 #include "adf_dh895xcc_hw_data.h"
12 #include "icp_qat_hw.h"
13 #include "adf_heartbeat.h"
14 
15 /* Worker thread to service arbiter mappings based on dev SKUs */
16 static const u32 thrd_to_arb_map_sku4[] =
17     { 0x12222AAA, 0x11666666, 0x12222AAA, 0x11666666, 0x12222AAA, 0x11222222,
18       0x12222AAA, 0x11222222, 0x00000000, 0x00000000, 0x00000000, 0x00000000 };
19 
20 static const u32 thrd_to_arb_map_sku6[] =
21     { 0x12222AAA, 0x11666666, 0x12222AAA, 0x11666666, 0x12222AAA, 0x11222222,
22       0x12222AAA, 0x11222222, 0x12222AAA, 0x11222222, 0x12222AAA, 0x11222222 };
23 
24 static const u32 thrd_to_arb_map_sku3[] =
25     { 0x00000888, 0x00000000, 0x00000888, 0x00000000, 0x00000888, 0x00000000,
26       0x00000888, 0x00000000, 0x00000888, 0x00000000, 0x00000888, 0x00000000 };
27 
28 static u32 thrd_to_arb_map_gen[ADF_DH895XCC_MAX_ACCELENGINES] = { 0 };
29 
30 static struct adf_hw_device_class dh895xcc_class =
31     {.name = ADF_DH895XCC_DEVICE_NAME, .type = DEV_DH895XCC, .instances = 0 };
32 
33 static u32
34 get_accel_mask(struct adf_accel_dev *accel_dev)
35 {
36 	device_t pdev = accel_dev->accel_pci_dev.pci_dev;
37 	u32 fuse;
38 
39 	fuse = pci_read_config(pdev, ADF_DEVICE_FUSECTL_OFFSET, 4);
40 
41 	return (~fuse) >> ADF_DH895XCC_ACCELERATORS_REG_OFFSET &
42 	    ADF_DH895XCC_ACCELERATORS_MASK;
43 }
44 
45 static u32
46 get_ae_mask(struct adf_accel_dev *accel_dev)
47 {
48 	device_t pdev = accel_dev->accel_pci_dev.pci_dev;
49 	u32 fuse;
50 
51 	fuse = pci_read_config(pdev, ADF_DEVICE_FUSECTL_OFFSET, 4);
52 
53 	return (~fuse) & ADF_DH895XCC_ACCELENGINES_MASK;
54 }
55 
56 static uint32_t
57 get_num_accels(struct adf_hw_device_data *self)
58 {
59 	uint32_t i, ctr = 0;
60 
61 	if (!self || !self->accel_mask)
62 		return 0;
63 
64 	for (i = 0; i < ADF_DH895XCC_MAX_ACCELERATORS; i++) {
65 		if (self->accel_mask & (1 << i))
66 			ctr++;
67 	}
68 	return ctr;
69 }
70 
71 static uint32_t
72 get_num_aes(struct adf_hw_device_data *self)
73 {
74 	uint32_t i, ctr = 0;
75 
76 	if (!self || !self->ae_mask)
77 		return 0;
78 
79 	for (i = 0; i < ADF_DH895XCC_MAX_ACCELENGINES; i++) {
80 		if (self->ae_mask & (1 << i))
81 			ctr++;
82 	}
83 	return ctr;
84 }
85 
86 static uint32_t
87 get_misc_bar_id(struct adf_hw_device_data *self)
88 {
89 	return ADF_DH895XCC_PMISC_BAR;
90 }
91 
92 static uint32_t
93 get_etr_bar_id(struct adf_hw_device_data *self)
94 {
95 	return ADF_DH895XCC_ETR_BAR;
96 }
97 
98 static uint32_t
99 get_sram_bar_id(struct adf_hw_device_data *self)
100 {
101 	return ADF_DH895XCC_SRAM_BAR;
102 }
103 
104 static enum dev_sku_info
105 get_sku(struct adf_hw_device_data *self)
106 {
107 	int sku = (self->fuses & ADF_DH895XCC_FUSECTL_SKU_MASK) >>
108 	    ADF_DH895XCC_FUSECTL_SKU_SHIFT;
109 
110 	switch (sku) {
111 	case ADF_DH895XCC_FUSECTL_SKU_1:
112 		return DEV_SKU_1;
113 	case ADF_DH895XCC_FUSECTL_SKU_2:
114 		return DEV_SKU_2;
115 	case ADF_DH895XCC_FUSECTL_SKU_3:
116 		return DEV_SKU_3;
117 	case ADF_DH895XCC_FUSECTL_SKU_4:
118 		return DEV_SKU_4;
119 	default:
120 		return DEV_SKU_UNKNOWN;
121 	}
122 	return DEV_SKU_UNKNOWN;
123 }
124 
125 static void
126 adf_get_arbiter_mapping(struct adf_accel_dev *accel_dev,
127 			u32 const **arb_map_config)
128 {
129 	switch (accel_dev->accel_pci_dev.sku) {
130 	case DEV_SKU_1:
131 		adf_cfg_gen_dispatch_arbiter(accel_dev,
132 					     thrd_to_arb_map_sku4,
133 					     thrd_to_arb_map_gen,
134 					     ADF_DH895XCC_MAX_ACCELENGINES);
135 		*arb_map_config = thrd_to_arb_map_gen;
136 		break;
137 
138 	case DEV_SKU_2:
139 	case DEV_SKU_4:
140 		adf_cfg_gen_dispatch_arbiter(accel_dev,
141 					     thrd_to_arb_map_sku6,
142 					     thrd_to_arb_map_gen,
143 					     ADF_DH895XCC_MAX_ACCELENGINES);
144 		*arb_map_config = thrd_to_arb_map_gen;
145 		break;
146 
147 	case DEV_SKU_3:
148 		adf_cfg_gen_dispatch_arbiter(accel_dev,
149 					     thrd_to_arb_map_sku3,
150 					     thrd_to_arb_map_gen,
151 					     ADF_DH895XCC_MAX_ACCELENGINES);
152 		*arb_map_config = thrd_to_arb_map_gen;
153 		break;
154 
155 	default:
156 		device_printf(GET_DEV(accel_dev),
157 			      "The configuration doesn't match any SKU");
158 		*arb_map_config = NULL;
159 	}
160 }
161 
162 static void
163 get_arb_info(struct arb_info *arb_csrs_info)
164 {
165 	arb_csrs_info->arbiter_offset = ADF_DH895XCC_ARB_OFFSET;
166 	arb_csrs_info->wrk_thd_2_srv_arb_map =
167 	    ADF_DH895XCC_ARB_WRK_2_SER_MAP_OFFSET;
168 	arb_csrs_info->wrk_cfg_offset = ADF_DH895XCC_ARB_WQCFG_OFFSET;
169 }
170 
171 static void
172 get_admin_info(struct admin_info *admin_csrs_info)
173 {
174 	admin_csrs_info->mailbox_offset = ADF_DH895XCC_MAILBOX_BASE_OFFSET;
175 	admin_csrs_info->admin_msg_ur = ADF_DH895XCC_ADMINMSGUR_OFFSET;
176 	admin_csrs_info->admin_msg_lr = ADF_DH895XCC_ADMINMSGLR_OFFSET;
177 }
178 
179 static void
180 get_errsou_offset(u32 *errsou3, u32 *errsou5)
181 {
182 	*errsou3 = ADF_DH895XCC_ERRSOU3;
183 	*errsou5 = ADF_DH895XCC_ERRSOU5;
184 }
185 
186 static u32
187 get_clock_speed(struct adf_hw_device_data *self)
188 {
189 	/* CPP clock is half high-speed clock */
190 	return self->clock_frequency / 2;
191 }
192 
193 static void
194 adf_enable_error_correction(struct adf_accel_dev *accel_dev)
195 {
196 	struct adf_hw_device_data *hw_device = accel_dev->hw_device;
197 	struct adf_bar *misc_bar = &GET_BARS(accel_dev)[ADF_DH895XCC_PMISC_BAR];
198 	struct resource *csr = misc_bar->virt_addr;
199 	unsigned int val, i;
200 	unsigned int mask;
201 
202 	/* Enable Accel Engine error detection & correction */
203 	mask = hw_device->ae_mask;
204 	for (i = 0; mask; i++, mask >>= 1) {
205 		if (!(mask & 1))
206 			continue;
207 		val = ADF_CSR_RD(csr, ADF_DH895XCC_AE_CTX_ENABLES(i));
208 		val |= ADF_DH895XCC_ENABLE_AE_ECC_ERR;
209 		ADF_CSR_WR(csr, ADF_DH895XCC_AE_CTX_ENABLES(i), val);
210 		val = ADF_CSR_RD(csr, ADF_DH895XCC_AE_MISC_CONTROL(i));
211 		val |= ADF_DH895XCC_ENABLE_AE_ECC_PARITY_CORR;
212 		ADF_CSR_WR(csr, ADF_DH895XCC_AE_MISC_CONTROL(i), val);
213 	}
214 
215 	/* Enable shared memory error detection & correction */
216 	mask = hw_device->accel_mask;
217 	for (i = 0; mask; i++, mask >>= 1) {
218 		if (!(mask & 1))
219 			continue;
220 		val = ADF_CSR_RD(csr, ADF_DH895XCC_UERRSSMSH(i));
221 		val |= ADF_DH895XCC_ERRSSMSH_EN;
222 		ADF_CSR_WR(csr, ADF_DH895XCC_UERRSSMSH(i), val);
223 		val = ADF_CSR_RD(csr, ADF_DH895XCC_CERRSSMSH(i));
224 		val |= ADF_DH895XCC_ERRSSMSH_EN;
225 		ADF_CSR_WR(csr, ADF_DH895XCC_CERRSSMSH(i), val);
226 	}
227 }
228 
229 static void
230 adf_enable_ints(struct adf_accel_dev *accel_dev)
231 {
232 	struct resource *addr;
233 
234 	addr = (&GET_BARS(accel_dev)[ADF_DH895XCC_PMISC_BAR])->virt_addr;
235 
236 	/* Enable bundle and misc interrupts */
237 	ADF_CSR_WR(addr,
238 		   ADF_DH895XCC_SMIAPF0_MASK_OFFSET,
239 		   accel_dev->u1.pf.vf_info ?
240 		       0 :
241 		       (1ULL << GET_MAX_BANKS(accel_dev)) - 1);
242 	ADF_CSR_WR(addr,
243 		   ADF_DH895XCC_SMIAPF1_MASK_OFFSET,
244 		   ADF_DH895XCC_SMIA1_MASK);
245 }
246 
247 static u32
248 get_ae_clock(struct adf_hw_device_data *self)
249 {
250 	/*
251 	 * Clock update interval is <16> ticks for dh895xcc.
252 	 */
253 	return self->clock_frequency / 16;
254 }
255 
256 static int
257 get_storage_enabled(struct adf_accel_dev *accel_dev, u32 *storage_enabled)
258 {
259 	char key[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
260 	char val[ADF_CFG_MAX_VAL_LEN_IN_BYTES];
261 
262 	strlcpy(key, ADF_STORAGE_FIRMWARE_ENABLED, sizeof(key));
263 	if (!adf_cfg_get_param_value(accel_dev, ADF_GENERAL_SEC, key, val)) {
264 		if (kstrtouint(val, 0, storage_enabled))
265 			return -EFAULT;
266 	}
267 	return 0;
268 }
269 
270 static u32
271 dh895xcc_get_hw_cap(struct adf_accel_dev *accel_dev)
272 {
273 	device_t pdev = accel_dev->accel_pci_dev.pci_dev;
274 	u32 legfuses;
275 	u32 capabilities;
276 
277 	/* Read accelerator capabilities mask */
278 	legfuses = pci_read_config(pdev, ADF_DEVICE_LEGFUSE_OFFSET, 4);
279 	capabilities = ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC +
280 	    ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC +
281 	    ICP_ACCEL_CAPABILITIES_CIPHER +
282 	    ICP_ACCEL_CAPABILITIES_AUTHENTICATION +
283 	    ICP_ACCEL_CAPABILITIES_COMPRESSION + ICP_ACCEL_CAPABILITIES_RAND +
284 	    ICP_ACCEL_CAPABILITIES_HKDF + ICP_ACCEL_CAPABILITIES_ECEDMONT +
285 	    ICP_ACCEL_CAPABILITIES_EXT_ALGCHAIN;
286 
287 	if (legfuses & ICP_ACCEL_MASK_CIPHER_SLICE)
288 		capabilities &= ~(ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC |
289 				  ICP_ACCEL_CAPABILITIES_CIPHER |
290 				  ICP_ACCEL_CAPABILITIES_HKDF |
291 				  ICP_ACCEL_CAPABILITIES_EXT_ALGCHAIN);
292 	if (legfuses & ICP_ACCEL_MASK_AUTH_SLICE)
293 		capabilities &= ~ICP_ACCEL_CAPABILITIES_AUTHENTICATION;
294 	if (legfuses & ICP_ACCEL_MASK_PKE_SLICE)
295 		capabilities &= ~(ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC |
296 				  ICP_ACCEL_CAPABILITIES_ECEDMONT);
297 	if (legfuses & ICP_ACCEL_MASK_COMPRESS_SLICE)
298 		capabilities &= ~ICP_ACCEL_CAPABILITIES_COMPRESSION;
299 
300 	return capabilities;
301 }
302 
303 static const char *
304 get_obj_name(struct adf_accel_dev *accel_dev,
305 	     enum adf_accel_unit_services service)
306 {
307 	return ADF_DH895XCC_AE_FW_NAME_CUSTOM1;
308 }
309 
310 static u32
311 get_objs_num(struct adf_accel_dev *accel_dev)
312 {
313 	return 1;
314 }
315 
316 static u32
317 get_obj_cfg_ae_mask(struct adf_accel_dev *accel_dev,
318 		    enum adf_accel_unit_services services)
319 {
320 	return accel_dev->hw_device->ae_mask;
321 }
322 
323 void
324 adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data)
325 {
326 	hw_data->dev_class = &dh895xcc_class;
327 	hw_data->instance_id = dh895xcc_class.instances++;
328 	hw_data->num_banks = ADF_DH895XCC_ETR_MAX_BANKS;
329 	hw_data->num_rings_per_bank = ADF_ETR_MAX_RINGS_PER_BANK;
330 	hw_data->num_accel = ADF_DH895XCC_MAX_ACCELERATORS;
331 	hw_data->num_logical_accel = 1;
332 	hw_data->num_engines = ADF_DH895XCC_MAX_ACCELENGINES;
333 	hw_data->tx_rx_gap = ADF_DH895XCC_RX_RINGS_OFFSET;
334 	hw_data->tx_rings_mask = ADF_DH895XCC_TX_RINGS_MASK;
335 	hw_data->alloc_irq = adf_isr_resource_alloc;
336 	hw_data->free_irq = adf_isr_resource_free;
337 	hw_data->enable_error_correction = adf_enable_error_correction;
338 	hw_data->print_err_registers = adf_print_err_registers;
339 	hw_data->get_accel_mask = get_accel_mask;
340 	hw_data->get_ae_mask = get_ae_mask;
341 	hw_data->get_num_accels = get_num_accels;
342 	hw_data->get_num_aes = get_num_aes;
343 	hw_data->get_etr_bar_id = get_etr_bar_id;
344 	hw_data->get_misc_bar_id = get_misc_bar_id;
345 	hw_data->get_arb_info = get_arb_info;
346 	hw_data->get_admin_info = get_admin_info;
347 	hw_data->get_errsou_offset = get_errsou_offset;
348 	hw_data->get_clock_speed = get_clock_speed;
349 	hw_data->get_sram_bar_id = get_sram_bar_id;
350 	hw_data->get_sku = get_sku;
351 	hw_data->heartbeat_ctr_num = ADF_NUM_HB_CNT_PER_AE;
352 	hw_data->fw_name = ADF_DH895XCC_FW;
353 	hw_data->fw_mmp_name = ADF_DH895XCC_MMP;
354 	hw_data->init_admin_comms = adf_init_admin_comms;
355 	hw_data->exit_admin_comms = adf_exit_admin_comms;
356 	hw_data->disable_iov = adf_disable_sriov;
357 	hw_data->send_admin_init = adf_send_admin_init;
358 	hw_data->init_arb = adf_init_gen2_arb;
359 	hw_data->exit_arb = adf_exit_arb;
360 	hw_data->get_arb_mapping = adf_get_arbiter_mapping;
361 	hw_data->enable_ints = adf_enable_ints;
362 	hw_data->reset_device = adf_reset_sbr;
363 	hw_data->restore_device = adf_dev_restore;
364 	hw_data->get_accel_cap = dh895xcc_get_hw_cap;
365 	hw_data->get_heartbeat_status = adf_get_heartbeat_status;
366 	hw_data->get_ae_clock = get_ae_clock;
367 	hw_data->get_objs_num = get_objs_num;
368 	hw_data->get_obj_name = get_obj_name;
369 	hw_data->get_obj_cfg_ae_mask = get_obj_cfg_ae_mask;
370 	hw_data->clock_frequency = ADF_DH895XCC_AE_FREQ;
371 	hw_data->extended_dc_capabilities = 0;
372 	hw_data->get_storage_enabled = get_storage_enabled;
373 	hw_data->query_storage_cap = 1;
374 	hw_data->get_heartbeat_status = adf_get_heartbeat_status;
375 	hw_data->get_ae_clock = get_ae_clock;
376 	hw_data->storage_enable = 0;
377 	hw_data->get_fw_image_type = adf_cfg_get_fw_image_type;
378 	hw_data->config_device = adf_config_device;
379 	hw_data->get_ring_to_svc_map = adf_cfg_get_services_enabled;
380 	hw_data->set_asym_rings_mask = adf_cfg_set_asym_rings_mask;
381 	hw_data->ring_to_svc_map = ADF_DEFAULT_RING_TO_SRV_MAP;
382 	hw_data->pre_reset = adf_dev_pre_reset;
383 	hw_data->post_reset = adf_dev_post_reset;
384 
385 	adf_gen2_init_hw_csr_info(&hw_data->csr_info);
386 	adf_gen2_init_pf_pfvf_ops(&hw_data->csr_info.pfvf_ops);
387 }
388 
389 void
390 adf_clean_hw_data_dh895xcc(struct adf_hw_device_data *hw_data)
391 {
392 	hw_data->dev_class->instances--;
393 }
394