1 // SPDX-License-Identifier: GPL-2.0-only
13 #include "ccp-dev.h"
18 #define	OBUFSPC		(OBUFLEN - oboff)
45 	struct ccp_device *ccp = filp->private_data;  in ccp5_debugfs_info_read()
56 		return -ENOMEM;  in ccp5_debugfs_info_read()
58 	oboff += OSCNPRINTF("Device name: %s\n", ccp->name);  in ccp5_debugfs_info_read()
59 	oboff += OSCNPRINTF("   RNG name: %s\n", ccp->rngname);  in ccp5_debugfs_info_read()
60 	oboff += OSCNPRINTF("   # Queues: %d\n", ccp->cmd_q_count);  in ccp5_debugfs_info_read()
61 	oboff += OSCNPRINTF("     # Cmds: %d\n", ccp->cmd_count);  in ccp5_debugfs_info_read()
63 	regval = ioread32(ccp->io_regs + CMD5_PSP_CCP_VERSION);  in ccp5_debugfs_info_read()
71 		oboff += OSCNPRINTF(" SHA");  in ccp5_debugfs_info_read()
100 	struct ccp_device *ccp = filp->private_data;  in ccp5_debugfs_stats_read()
114 	for (i = 0; i < ccp->cmd_q_count; i++) {  in ccp5_debugfs_stats_read()
115 		struct ccp_cmd_queue *cmd_q = &ccp->cmd_q[i];  in ccp5_debugfs_stats_read()
117 		total_ops += cmd_q->total_ops;  in ccp5_debugfs_stats_read()
118 		total_aes_ops += cmd_q->total_aes_ops;  in ccp5_debugfs_stats_read()
119 		total_xts_aes_ops += cmd_q->total_xts_aes_ops;  in ccp5_debugfs_stats_read()
120 		total_3des_ops += cmd_q->total_3des_ops;  in ccp5_debugfs_stats_read()
121 		total_sha_ops += cmd_q->total_sha_ops;  in ccp5_debugfs_stats_read()
122 		total_rsa_ops += cmd_q->total_rsa_ops;  in ccp5_debugfs_stats_read()
123 		total_pt_ops += cmd_q->total_pt_ops;  in ccp5_debugfs_stats_read()
124 		total_ecc_ops += cmd_q->total_ecc_ops;  in ccp5_debugfs_stats_read()
129 		return -ENOMEM;  in ccp5_debugfs_stats_read()
132 			    ccp->total_interrupts);  in ccp5_debugfs_stats_read()
139 	oboff += OSCNPRINTF("                     SHA: %ld\n",  in ccp5_debugfs_stats_read()
141 	oboff += OSCNPRINTF("                     SHA: %ld\n",  in ccp5_debugfs_stats_read()
145 	oboff += OSCNPRINTF("               Pass-Thru: %ld\n",  in ccp5_debugfs_stats_read()
160 	cmd_q->total_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
161 	cmd_q->total_aes_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
162 	cmd_q->total_xts_aes_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
163 	cmd_q->total_3des_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
164 	cmd_q->total_sha_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
165 	cmd_q->total_rsa_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
166 	cmd_q->total_pt_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
167 	cmd_q->total_ecc_ops = 0L;  in ccp5_debugfs_reset_queue_stats()
178 	struct ccp_device *ccp = filp->private_data;  in ccp5_debugfs_stats_write()
181 	for (i = 0; i < ccp->cmd_q_count; i++)  in ccp5_debugfs_stats_write()
182 		ccp5_debugfs_reset_queue_stats(&ccp->cmd_q[i]);  in ccp5_debugfs_stats_write()
183 	ccp->total_interrupts = 0L;  in ccp5_debugfs_stats_write()
194 	struct ccp_cmd_queue *cmd_q = filp->private_data;  in ccp5_debugfs_queue_read()
205 		return -ENOMEM;  in ccp5_debugfs_queue_read()
208 			    cmd_q->total_ops);  in ccp5_debugfs_queue_read()
210 			    cmd_q->total_aes_ops);  in ccp5_debugfs_queue_read()
212 			    cmd_q->total_xts_aes_ops);  in ccp5_debugfs_queue_read()
213 	oboff += OSCNPRINTF("                     SHA: %ld\n",  in ccp5_debugfs_queue_read()
214 			    cmd_q->total_3des_ops);  in ccp5_debugfs_queue_read()
215 	oboff += OSCNPRINTF("                     SHA: %ld\n",  in ccp5_debugfs_queue_read()
216 			    cmd_q->total_sha_ops);  in ccp5_debugfs_queue_read()
218 			    cmd_q->total_rsa_ops);  in ccp5_debugfs_queue_read()
219 	oboff += OSCNPRINTF("               Pass-Thru: %ld\n",  in ccp5_debugfs_queue_read()
220 			    cmd_q->total_pt_ops);  in ccp5_debugfs_queue_read()
222 			    cmd_q->total_ecc_ops);  in ccp5_debugfs_queue_read()
224 	regval = ioread32(cmd_q->reg_int_enable);  in ccp5_debugfs_queue_read()
249 	struct ccp_cmd_queue *cmd_q = filp->private_data;  in ccp5_debugfs_queue_write()
285 	char name[MAX_NAME_LEN + 1];  in ccp5_debugfs_setup()
297 	ccp->debugfs_instance = debugfs_create_dir(ccp->name, ccp_debugfs_dir);  in ccp5_debugfs_setup()
299 	debugfs_create_file("info", 0400, ccp->debugfs_instance, ccp,  in ccp5_debugfs_setup()
302 	debugfs_create_file("stats", 0600, ccp->debugfs_instance, ccp,  in ccp5_debugfs_setup()
305 	for (i = 0; i < ccp->cmd_q_count; i++) {  in ccp5_debugfs_setup()
306 		cmd_q = &ccp->cmd_q[i];  in ccp5_debugfs_setup()
308 		snprintf(name, MAX_NAME_LEN - 1, "q%d", cmd_q->id);  in ccp5_debugfs_setup()
311 			debugfs_create_dir(name, ccp->debugfs_instance);  in ccp5_debugfs_setup()