Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  *  Copyright IBM Corp. 2001, 2012
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *  Author(s): Robert Burroughs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  *	       Eric Rossman (edrossma@us.ibm.com)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  *  Hotplug & misc device support: Jochen Roehrig (roehrig@de.ibm.com)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  *  Major cleanup & driver split: Martin Schwidefsky <schwidefsky@de.ibm.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  *				  Ralph Wuerthner <rwuerthn@de.ibm.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  *  MSGTYPE restruct:		  Holger Dengler <hd@linux.vnet.ibm.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/atomic.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/uaccess.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <linux/mod_devicetable.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #include "ap_bus.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #include "zcrypt_api.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #include "zcrypt_error.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #include "zcrypt_cex2a.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #include "zcrypt_msgtype50.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #define CEX2A_MIN_MOD_SIZE	  1	/*    8 bits	*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define CEX2A_MAX_MOD_SIZE	256	/* 2048 bits	*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #define CEX3A_MIN_MOD_SIZE	CEX2A_MIN_MOD_SIZE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) #define CEX3A_MAX_MOD_SIZE	512	/* 4096 bits	*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) #define CEX2A_MAX_MESSAGE_SIZE	0x390	/* sizeof(struct type50_crb2_msg)    */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) #define CEX2A_MAX_RESPONSE_SIZE 0x110	/* max outputdatalength + type80_hdr */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) #define CEX3A_MAX_RESPONSE_SIZE	0x210	/* 512 bit modulus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 					 * (max outputdatalength) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 					 * type80_hdr*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) #define CEX3A_MAX_MESSAGE_SIZE	sizeof(struct type50_crb3_msg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) #define CEX2A_CLEANUP_TIME	(15*HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) #define CEX3A_CLEANUP_TIME	CEX2A_CLEANUP_TIME
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) MODULE_AUTHOR("IBM Corporation");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) MODULE_DESCRIPTION("CEX2A/CEX3A Cryptographic Coprocessor device driver, " \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 		   "Copyright IBM Corp. 2001, 2018");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) static struct ap_device_id zcrypt_cex2a_card_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	{ .dev_type = AP_DEVICE_TYPE_CEX2A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	  .match_flags = AP_DEVICE_ID_MATCH_CARD_TYPE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	{ .dev_type = AP_DEVICE_TYPE_CEX3A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	  .match_flags = AP_DEVICE_ID_MATCH_CARD_TYPE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	{ /* end of list */ },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) MODULE_DEVICE_TABLE(ap, zcrypt_cex2a_card_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) static struct ap_device_id zcrypt_cex2a_queue_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	{ .dev_type = AP_DEVICE_TYPE_CEX2A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	  .match_flags = AP_DEVICE_ID_MATCH_QUEUE_TYPE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	{ .dev_type = AP_DEVICE_TYPE_CEX3A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 	  .match_flags = AP_DEVICE_ID_MATCH_QUEUE_TYPE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	{ /* end of list */ },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) MODULE_DEVICE_TABLE(ap, zcrypt_cex2a_queue_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69)  * Probe function for CEX2A card devices. It always accepts the AP device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70)  * since the bus_match already checked the card type.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71)  * @ap_dev: pointer to the AP device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) static int zcrypt_cex2a_card_probe(struct ap_device *ap_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	 * Normalized speed ratings per crypto adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	 * MEX_1k, MEX_2k, MEX_4k, CRT_1k, CRT_2k, CRT_4k, RNG, SECKEY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	static const int CEX2A_SPEED_IDX[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 		800, 1000, 2000,  900, 1200, 2400, 0, 0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	static const int CEX3A_SPEED_IDX[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 		400,  500, 1000,  450,	550, 1200, 0, 0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	struct ap_card *ac = to_ap_card(&ap_dev->device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	struct zcrypt_card *zc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	int rc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	zc = zcrypt_card_alloc();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	if (!zc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	zc->card = ac;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	ac->private = zc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	if (ac->ap_dev.device_type == AP_DEVICE_TYPE_CEX2A) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 		zc->min_mod_size = CEX2A_MIN_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 		zc->max_mod_size = CEX2A_MAX_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 		zc->speed_rating = CEX2A_SPEED_IDX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 		zc->max_exp_bit_length = CEX2A_MAX_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 		zc->type_string = "CEX2A";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 		zc->user_space_type = ZCRYPT_CEX2A;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	} else if (ac->ap_dev.device_type == AP_DEVICE_TYPE_CEX3A) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 		zc->min_mod_size = CEX2A_MIN_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 		zc->max_mod_size = CEX2A_MAX_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 		zc->max_exp_bit_length = CEX2A_MAX_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 		if (ap_test_bit(&ac->functions, AP_FUNC_MEX4K) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 		    ap_test_bit(&ac->functions, AP_FUNC_CRT4K)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 			zc->max_mod_size = CEX3A_MAX_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 			zc->max_exp_bit_length = CEX3A_MAX_MOD_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 		zc->speed_rating = CEX3A_SPEED_IDX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 		zc->type_string = "CEX3A";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 		zc->user_space_type = ZCRYPT_CEX3A;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 		zcrypt_card_free(zc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 		return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	zc->online = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	rc = zcrypt_card_register(zc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 		ac->private = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 		zcrypt_card_free(zc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)  * This is called to remove the CEX2A card driver information
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)  * if an AP card device is removed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) static void zcrypt_cex2a_card_remove(struct ap_device *ap_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	struct zcrypt_card *zc = to_ap_card(&ap_dev->device)->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	if (zc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 		zcrypt_card_unregister(zc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) static struct ap_driver zcrypt_cex2a_card_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	.probe = zcrypt_cex2a_card_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	.remove = zcrypt_cex2a_card_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	.ids = zcrypt_cex2a_card_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	.flags = AP_DRIVER_FLAG_DEFAULT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)  * Probe function for CEX2A queue devices. It always accepts the AP device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)  * since the bus_match already checked the queue type.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)  * @ap_dev: pointer to the AP device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) static int zcrypt_cex2a_queue_probe(struct ap_device *ap_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	struct ap_queue *aq = to_ap_queue(&ap_dev->device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	struct zcrypt_queue *zq = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	switch (ap_dev->device_type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	case AP_DEVICE_TYPE_CEX2A:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 		zq = zcrypt_queue_alloc(CEX2A_MAX_RESPONSE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 		if (!zq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 			return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	case AP_DEVICE_TYPE_CEX3A:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 		zq = zcrypt_queue_alloc(CEX3A_MAX_RESPONSE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 		if (!zq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 			return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	if (!zq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 		return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	zq->ops = zcrypt_msgtype(MSGTYPE50_NAME, MSGTYPE50_VARIANT_DEFAULT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	zq->queue = aq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	zq->online = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	atomic_set(&zq->load, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	ap_queue_init_state(aq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	ap_queue_init_reply(aq, &zq->reply);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	aq->request_timeout = CEX2A_CLEANUP_TIME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	aq->private = zq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	rc = zcrypt_queue_register(zq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 		aq->private = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 		zcrypt_queue_free(zq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)  * This is called to remove the CEX2A queue driver information
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)  * if an AP queue device is removed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) static void zcrypt_cex2a_queue_remove(struct ap_device *ap_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	struct ap_queue *aq = to_ap_queue(&ap_dev->device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 	struct zcrypt_queue *zq = aq->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	if (zq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 		zcrypt_queue_unregister(zq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) static struct ap_driver zcrypt_cex2a_queue_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	.probe = zcrypt_cex2a_queue_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	.remove = zcrypt_cex2a_queue_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 	.ids = zcrypt_cex2a_queue_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	.flags = AP_DRIVER_FLAG_DEFAULT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) int __init zcrypt_cex2a_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 	int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 	rc = ap_driver_register(&zcrypt_cex2a_card_driver,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 				THIS_MODULE, "cex2acard");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 		return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 	rc = ap_driver_register(&zcrypt_cex2a_queue_driver,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 				THIS_MODULE, "cex2aqueue");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 		ap_driver_unregister(&zcrypt_cex2a_card_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) void __exit zcrypt_cex2a_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	ap_driver_unregister(&zcrypt_cex2a_queue_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 	ap_driver_unregister(&zcrypt_cex2a_card_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) module_init(zcrypt_cex2a_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) module_exit(zcrypt_cex2a_exit);