1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */
2 /* Copyright(c) 2014 - 2021 Intel Corporation */
3 #ifndef ADF_DRV_H
4 #define ADF_DRV_H
5 
6 #include <linux/list.h>
7 #include <linux/pci.h>
8 #include "adf_accel_devices.h"
9 #include "icp_qat_fw_loader_handle.h"
10 #include "icp_qat_hal.h"
11 
12 #define ADF_MAJOR_VERSION	0
13 #define ADF_MINOR_VERSION	6
14 #define ADF_BUILD_VERSION	0
15 #define ADF_DRV_VERSION		__stringify(ADF_MAJOR_VERSION) "." \
16 				__stringify(ADF_MINOR_VERSION) "." \
17 				__stringify(ADF_BUILD_VERSION)
18 
19 #define ADF_STATUS_RESTARTING 0
20 #define ADF_STATUS_STARTING 1
21 #define ADF_STATUS_CONFIGURED 2
22 #define ADF_STATUS_STARTED 3
23 #define ADF_STATUS_AE_INITIALISED 4
24 #define ADF_STATUS_AE_UCODE_LOADED 5
25 #define ADF_STATUS_AE_STARTED 6
26 #define ADF_STATUS_PF_RUNNING 7
27 #define ADF_STATUS_IRQ_ALLOCATED 8
28 
29 enum adf_dev_reset_mode {
30 	ADF_DEV_RESET_ASYNC = 0,
31 	ADF_DEV_RESET_SYNC
32 };
33 
34 enum adf_event {
35 	ADF_EVENT_INIT = 0,
36 	ADF_EVENT_START,
37 	ADF_EVENT_STOP,
38 	ADF_EVENT_SHUTDOWN,
39 	ADF_EVENT_RESTARTING,
40 	ADF_EVENT_RESTARTED,
41 };
42 
43 struct service_hndl {
44 	int (*event_hld)(struct adf_accel_dev *accel_dev,
45 			 enum adf_event event);
46 	unsigned long init_status[ADF_DEVS_ARRAY_SIZE];
47 	unsigned long start_status[ADF_DEVS_ARRAY_SIZE];
48 	char *name;
49 	struct list_head list;
50 };
51 
52 int adf_service_register(struct service_hndl *service);
53 int adf_service_unregister(struct service_hndl *service);
54 
55 int adf_dev_up(struct adf_accel_dev *accel_dev, bool init_config);
56 int adf_dev_down(struct adf_accel_dev *accel_dev, bool cache_config);
57 int adf_dev_restart(struct adf_accel_dev *accel_dev);
58 
59 void adf_devmgr_update_class_index(struct adf_hw_device_data *hw_data);
60 void adf_clean_vf_map(bool);
61 int adf_devmgr_add_dev(struct adf_accel_dev *accel_dev,
62 		       struct adf_accel_dev *pf);
63 void adf_devmgr_rm_dev(struct adf_accel_dev *accel_dev,
64 		       struct adf_accel_dev *pf);
65 struct list_head *adf_devmgr_get_head(void);
66 struct adf_accel_dev *adf_devmgr_get_dev_by_id(u32 id);
67 struct adf_accel_dev *adf_devmgr_get_first(void);
68 struct adf_accel_dev *adf_devmgr_pci_to_accel_dev(struct pci_dev *pci_dev);
69 int adf_devmgr_verify_id(u32 id);
70 void adf_devmgr_get_num_dev(u32 *num);
71 int adf_devmgr_in_reset(struct adf_accel_dev *accel_dev);
72 int adf_dev_started(struct adf_accel_dev *accel_dev);
73 int adf_dev_restarting_notify(struct adf_accel_dev *accel_dev);
74 int adf_dev_restarted_notify(struct adf_accel_dev *accel_dev);
75 int adf_ae_init(struct adf_accel_dev *accel_dev);
76 int adf_ae_shutdown(struct adf_accel_dev *accel_dev);
77 int adf_ae_fw_load(struct adf_accel_dev *accel_dev);
78 void adf_ae_fw_release(struct adf_accel_dev *accel_dev);
79 int adf_ae_start(struct adf_accel_dev *accel_dev);
80 int adf_ae_stop(struct adf_accel_dev *accel_dev);
81 
82 extern const struct pci_error_handlers adf_err_handler;
83 void adf_reset_sbr(struct adf_accel_dev *accel_dev);
84 void adf_reset_flr(struct adf_accel_dev *accel_dev);
85 void adf_dev_restore(struct adf_accel_dev *accel_dev);
86 int adf_init_aer(void);
87 void adf_exit_aer(void);
88 int adf_init_admin_comms(struct adf_accel_dev *accel_dev);
89 void adf_exit_admin_comms(struct adf_accel_dev *accel_dev);
90 int adf_send_admin_init(struct adf_accel_dev *accel_dev);
91 int adf_get_ae_fw_counters(struct adf_accel_dev *accel_dev, u16 ae, u64 *reqs, u64 *resps);
92 int adf_init_admin_pm(struct adf_accel_dev *accel_dev, u32 idle_delay);
93 int adf_send_admin_tim_sync(struct adf_accel_dev *accel_dev, u32 cnt);
94 int adf_send_admin_hb_timer(struct adf_accel_dev *accel_dev, uint32_t ticks);
95 int adf_get_fw_timestamp(struct adf_accel_dev *accel_dev, u64 *timestamp);
96 int adf_init_arb(struct adf_accel_dev *accel_dev);
97 void adf_exit_arb(struct adf_accel_dev *accel_dev);
98 void adf_update_ring_arb(struct adf_etr_ring_data *ring);
99 
100 int adf_dev_get(struct adf_accel_dev *accel_dev);
101 void adf_dev_put(struct adf_accel_dev *accel_dev);
102 int adf_dev_in_use(struct adf_accel_dev *accel_dev);
103 int adf_init_etr_data(struct adf_accel_dev *accel_dev);
104 void adf_cleanup_etr_data(struct adf_accel_dev *accel_dev);
105 int qat_crypto_register(void);
106 int qat_crypto_unregister(void);
107 int qat_crypto_vf_dev_config(struct adf_accel_dev *accel_dev);
108 struct qat_crypto_instance *qat_crypto_get_instance_node(int node);
109 void qat_crypto_put_instance(struct qat_crypto_instance *inst);
110 void qat_alg_callback(void *resp);
111 void qat_alg_asym_callback(void *resp);
112 int qat_algs_register(void);
113 void qat_algs_unregister(void);
114 int qat_asym_algs_register(void);
115 void qat_asym_algs_unregister(void);
116 
117 struct qat_compression_instance *qat_compression_get_instance_node(int node);
118 void qat_compression_put_instance(struct qat_compression_instance *inst);
119 int qat_compression_register(void);
120 int qat_compression_unregister(void);
121 int qat_comp_algs_register(void);
122 void qat_comp_algs_unregister(void);
123 void qat_comp_alg_callback(void *resp);
124 
125 int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev);
126 void adf_isr_resource_free(struct adf_accel_dev *accel_dev);
127 int adf_vf_isr_resource_alloc(struct adf_accel_dev *accel_dev);
128 void adf_vf_isr_resource_free(struct adf_accel_dev *accel_dev);
129 
130 int adf_pfvf_comms_disabled(struct adf_accel_dev *accel_dev);
131 
132 int adf_sysfs_init(struct adf_accel_dev *accel_dev);
133 
134 int qat_hal_init(struct adf_accel_dev *accel_dev);
135 void qat_hal_deinit(struct icp_qat_fw_loader_handle *handle);
136 int qat_hal_start(struct icp_qat_fw_loader_handle *handle);
137 void qat_hal_stop(struct icp_qat_fw_loader_handle *handle, unsigned char ae,
138 		  unsigned int ctx_mask);
139 void qat_hal_reset(struct icp_qat_fw_loader_handle *handle);
140 int qat_hal_clr_reset(struct icp_qat_fw_loader_handle *handle);
141 void qat_hal_set_live_ctx(struct icp_qat_fw_loader_handle *handle,
142 			  unsigned char ae, unsigned int ctx_mask);
143 int qat_hal_check_ae_active(struct icp_qat_fw_loader_handle *handle,
144 			    unsigned int ae);
145 int qat_hal_set_ae_lm_mode(struct icp_qat_fw_loader_handle *handle,
146 			   unsigned char ae, enum icp_qat_uof_regtype lm_type,
147 			   unsigned char mode);
148 int qat_hal_set_ae_ctx_mode(struct icp_qat_fw_loader_handle *handle,
149 			    unsigned char ae, unsigned char mode);
150 int qat_hal_set_ae_nn_mode(struct icp_qat_fw_loader_handle *handle,
151 			   unsigned char ae, unsigned char mode);
152 void qat_hal_set_pc(struct icp_qat_fw_loader_handle *handle,
153 		    unsigned char ae, unsigned int ctx_mask, unsigned int upc);
154 void qat_hal_wr_uwords(struct icp_qat_fw_loader_handle *handle,
155 		       unsigned char ae, unsigned int uaddr,
156 		       unsigned int words_num, u64 *uword);
157 void qat_hal_wr_umem(struct icp_qat_fw_loader_handle *handle, unsigned char ae,
158 		     unsigned int uword_addr, unsigned int words_num,
159 		     unsigned int *data);
160 int qat_hal_get_ins_num(void);
161 int qat_hal_batch_wr_lm(struct icp_qat_fw_loader_handle *handle,
162 			unsigned char ae,
163 			struct icp_qat_uof_batch_init *lm_init_header);
164 int qat_hal_init_gpr(struct icp_qat_fw_loader_handle *handle,
165 		     unsigned char ae, unsigned long ctx_mask,
166 		     enum icp_qat_uof_regtype reg_type,
167 		     unsigned short reg_num, unsigned int regdata);
168 int qat_hal_init_wr_xfer(struct icp_qat_fw_loader_handle *handle,
169 			 unsigned char ae, unsigned long ctx_mask,
170 			 enum icp_qat_uof_regtype reg_type,
171 			 unsigned short reg_num, unsigned int regdata);
172 int qat_hal_init_rd_xfer(struct icp_qat_fw_loader_handle *handle,
173 			 unsigned char ae, unsigned long ctx_mask,
174 			 enum icp_qat_uof_regtype reg_type,
175 			 unsigned short reg_num, unsigned int regdata);
176 int qat_hal_init_nn(struct icp_qat_fw_loader_handle *handle,
177 		    unsigned char ae, unsigned long ctx_mask,
178 		    unsigned short reg_num, unsigned int regdata);
179 void qat_hal_set_ae_tindex_mode(struct icp_qat_fw_loader_handle *handle,
180 				unsigned char ae, unsigned char mode);
181 int qat_uclo_wr_all_uimage(struct icp_qat_fw_loader_handle *handle);
182 void qat_uclo_del_obj(struct icp_qat_fw_loader_handle *handle);
183 int qat_uclo_wr_mimage(struct icp_qat_fw_loader_handle *handle, void *addr_ptr,
184 		       int mem_size);
185 int qat_uclo_map_obj(struct icp_qat_fw_loader_handle *handle,
186 		     void *addr_ptr, u32 mem_size, const char *obj_name);
187 int qat_uclo_set_cfg_ae_mask(struct icp_qat_fw_loader_handle *handle,
188 			     unsigned int cfg_ae_mask);
189 int adf_init_misc_wq(void);
190 void adf_exit_misc_wq(void);
191 bool adf_misc_wq_queue_work(struct work_struct *work);
192 bool adf_misc_wq_queue_delayed_work(struct delayed_work *work,
193 				    unsigned long delay);
194 #if defined(CONFIG_PCI_IOV)
195 int adf_sriov_configure(struct pci_dev *pdev, int numvfs);
196 void adf_disable_sriov(struct adf_accel_dev *accel_dev);
197 void adf_enable_vf2pf_interrupts(struct adf_accel_dev *accel_dev, u32 vf_mask);
198 void adf_disable_all_vf2pf_interrupts(struct adf_accel_dev *accel_dev);
199 bool adf_recv_and_handle_pf2vf_msg(struct adf_accel_dev *accel_dev);
200 bool adf_recv_and_handle_vf2pf_msg(struct adf_accel_dev *accel_dev, u32 vf_nr);
201 int adf_pf2vf_handle_pf_restarting(struct adf_accel_dev *accel_dev);
202 void adf_enable_pf2vf_interrupts(struct adf_accel_dev *accel_dev);
203 void adf_disable_pf2vf_interrupts(struct adf_accel_dev *accel_dev);
204 void adf_schedule_vf2pf_handler(struct adf_accel_vf_info *vf_info);
205 int adf_init_pf_wq(void);
206 void adf_exit_pf_wq(void);
207 int adf_init_vf_wq(void);
208 void adf_exit_vf_wq(void);
209 void adf_flush_vf_wq(struct adf_accel_dev *accel_dev);
210 #else
211 #define adf_sriov_configure NULL
212 
213 static inline void adf_disable_sriov(struct adf_accel_dev *accel_dev)
214 {
215 }
216 
217 static inline int adf_init_pf_wq(void)
218 {
219 	return 0;
220 }
221 
222 static inline void adf_exit_pf_wq(void)
223 {
224 }
225 
226 static inline int adf_init_vf_wq(void)
227 {
228 	return 0;
229 }
230 
231 static inline void adf_exit_vf_wq(void)
232 {
233 }
234 
235 #endif
236 
237 static inline void __iomem *adf_get_pmisc_base(struct adf_accel_dev *accel_dev)
238 {
239 	struct adf_hw_device_data *hw_data = accel_dev->hw_device;
240 	struct adf_bar *pmisc;
241 
242 	pmisc = &GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
243 
244 	return pmisc->virt_addr;
245 }
246 
247 #endif
248