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path: root/drivers/s390/crypto/zcrypt_msgtype6.c
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Diffstat (limited to 'drivers/s390/crypto/zcrypt_msgtype6.c')
-rw-r--r--drivers/s390/crypto/zcrypt_msgtype6.c281
1 files changed, 146 insertions, 135 deletions
diff --git a/drivers/s390/crypto/zcrypt_msgtype6.c b/drivers/s390/crypto/zcrypt_msgtype6.c
index 494451cf0588..8fb34b8eeb18 100644
--- a/drivers/s390/crypto/zcrypt_msgtype6.c
+++ b/drivers/s390/crypto/zcrypt_msgtype6.c
@@ -29,12 +29,13 @@
#define CEXXC_MAX_ICA_RESPONSE_SIZE 0x77c /* max size type86 v2 reply */
-#define CEIL4(x) ((((x)+3)/4)*4)
+#define CEIL4(x) ((((x) + 3) / 4) * 4)
struct response_type {
struct completion work;
int type;
};
+
#define CEXXC_RESPONSE_TYPE_ICA 0
#define CEXXC_RESPONSE_TYPE_XCRB 1
#define CEXXC_RESPONSE_TYPE_EP11 2
@@ -178,7 +179,6 @@ int speed_idx_ep11(int req_type)
}
}
-
/*
* Convert a ICAMEX message to a type6 MEX message.
*
@@ -188,7 +188,7 @@ int speed_idx_ep11(int req_type)
*
* Returns 0 on success or negative errno value.
*/
-static int ICAMEX_msg_to_type6MEX_msgX(struct zcrypt_queue *zq,
+static int icamex_msg_to_type6mex_msgx(struct zcrypt_queue *zq,
struct ap_message *ap_msg,
struct ica_rsa_modexpo *mex)
{
@@ -226,19 +226,19 @@ static int ICAMEX_msg_to_type6MEX_msgX(struct zcrypt_queue *zq,
return -EFAULT;
/* Set up key which is located after the variable length text. */
- size = zcrypt_type6_mex_key_en(mex, msg->text+mex->inputdatalength);
+ size = zcrypt_type6_mex_key_en(mex, msg->text + mex->inputdatalength);
if (size < 0)
return size;
size += sizeof(*msg) + mex->inputdatalength;
/* message header, cprbx and f&r */
msg->hdr = static_type6_hdrX;
- msg->hdr.ToCardLen1 = size - sizeof(msg->hdr);
- msg->hdr.FromCardLen1 = CEXXC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
+ msg->hdr.tocardlen1 = size - sizeof(msg->hdr);
+ msg->hdr.fromcardlen1 = CEXXC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
msg->cprbx = static_cprbx;
msg->cprbx.domain = AP_QID_QUEUE(zq->queue->qid);
- msg->cprbx.rpl_msgbl = msg->hdr.FromCardLen1;
+ msg->cprbx.rpl_msgbl = msg->hdr.fromcardlen1;
msg->fr = static_pke_fnr;
@@ -257,7 +257,7 @@ static int ICAMEX_msg_to_type6MEX_msgX(struct zcrypt_queue *zq,
*
* Returns 0 on success or negative errno value.
*/
-static int ICACRT_msg_to_type6CRT_msgX(struct zcrypt_queue *zq,
+static int icacrt_msg_to_type6crt_msgx(struct zcrypt_queue *zq,
struct ap_message *ap_msg,
struct ica_rsa_modexpo_crt *crt)
{
@@ -303,8 +303,8 @@ static int ICACRT_msg_to_type6CRT_msgX(struct zcrypt_queue *zq,
/* message header, cprbx and f&r */
msg->hdr = static_type6_hdrX;
- msg->hdr.ToCardLen1 = size - sizeof(msg->hdr);
- msg->hdr.FromCardLen1 = CEXXC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
+ msg->hdr.tocardlen1 = size - sizeof(msg->hdr);
+ msg->hdr.fromcardlen1 = CEXXC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
msg->cprbx = static_cprbx;
msg->cprbx.domain = AP_QID_QUEUE(zq->queue->qid);
@@ -331,8 +331,8 @@ struct type86_fmt2_msg {
struct type86_fmt2_ext fmt2;
} __packed;
-static int XCRB_msg_to_type6CPRB_msgX(bool userspace, struct ap_message *ap_msg,
- struct ica_xcRB *xcRB,
+static int xcrb_msg_to_type6cprb_msgx(bool userspace, struct ap_message *ap_msg,
+ struct ica_xcRB *xcrb,
unsigned int *fcode,
unsigned short **dom)
{
@@ -345,19 +345,19 @@ static int XCRB_msg_to_type6CPRB_msgX(bool userspace, struct ap_message *ap_msg,
struct CPRBX cprbx;
} __packed * msg = ap_msg->msg;
- int rcblen = CEIL4(xcRB->request_control_blk_length);
+ int rcblen = CEIL4(xcrb->request_control_blk_length);
int req_sumlen, resp_sumlen;
char *req_data = ap_msg->msg + sizeof(struct type6_hdr) + rcblen;
char *function_code;
- if (CEIL4(xcRB->request_control_blk_length) <
- xcRB->request_control_blk_length)
+ if (CEIL4(xcrb->request_control_blk_length) <
+ xcrb->request_control_blk_length)
return -EINVAL; /* overflow after alignment*/
/* length checks */
ap_msg->len = sizeof(struct type6_hdr) +
- CEIL4(xcRB->request_control_blk_length) +
- xcRB->request_data_length;
+ CEIL4(xcrb->request_control_blk_length) +
+ xcrb->request_data_length;
if (ap_msg->len > ap_msg->bufsize)
return -EINVAL;
@@ -365,48 +365,49 @@ static int XCRB_msg_to_type6CPRB_msgX(bool userspace, struct ap_message *ap_msg,
* Overflow check
* sum must be greater (or equal) than the largest operand
*/
- req_sumlen = CEIL4(xcRB->request_control_blk_length) +
- xcRB->request_data_length;
- if ((CEIL4(xcRB->request_control_blk_length) <=
- xcRB->request_data_length) ?
- (req_sumlen < xcRB->request_data_length) :
- (req_sumlen < CEIL4(xcRB->request_control_blk_length))) {
+ req_sumlen = CEIL4(xcrb->request_control_blk_length) +
+ xcrb->request_data_length;
+ if ((CEIL4(xcrb->request_control_blk_length) <=
+ xcrb->request_data_length) ?
+ req_sumlen < xcrb->request_data_length :
+ req_sumlen < CEIL4(xcrb->request_control_blk_length)) {
return -EINVAL;
}
- if (CEIL4(xcRB->reply_control_blk_length) <
- xcRB->reply_control_blk_length)
+ if (CEIL4(xcrb->reply_control_blk_length) <
+ xcrb->reply_control_blk_length)
return -EINVAL; /* overflow after alignment*/
/*
* Overflow check
* sum must be greater (or equal) than the largest operand
*/
- resp_sumlen = CEIL4(xcRB->reply_control_blk_length) +
- xcRB->reply_data_length;
- if ((CEIL4(xcRB->reply_control_blk_length) <= xcRB->reply_data_length) ?
- (resp_sumlen < xcRB->reply_data_length) :
- (resp_sumlen < CEIL4(xcRB->reply_control_blk_length))) {
+ resp_sumlen = CEIL4(xcrb->reply_control_blk_length) +
+ xcrb->reply_data_length;
+ if ((CEIL4(xcrb->reply_control_blk_length) <=
+ xcrb->reply_data_length) ?
+ resp_sumlen < xcrb->reply_data_length :
+ resp_sumlen < CEIL4(xcrb->reply_control_blk_length)) {
return -EINVAL;
}
/* prepare type6 header */
msg->hdr = static_type6_hdrX;
- memcpy(msg->hdr.agent_id, &(xcRB->agent_ID), sizeof(xcRB->agent_ID));
- msg->hdr.ToCardLen1 = xcRB->request_control_blk_length;
- if (xcRB->request_data_length) {
+ memcpy(msg->hdr.agent_id, &xcrb->agent_ID, sizeof(xcrb->agent_ID));
+ msg->hdr.tocardlen1 = xcrb->request_control_blk_length;
+ if (xcrb->request_data_length) {
msg->hdr.offset2 = msg->hdr.offset1 + rcblen;
- msg->hdr.ToCardLen2 = xcRB->request_data_length;
+ msg->hdr.tocardlen2 = xcrb->request_data_length;
}
- msg->hdr.FromCardLen1 = xcRB->reply_control_blk_length;
- msg->hdr.FromCardLen2 = xcRB->reply_data_length;
+ msg->hdr.fromcardlen1 = xcrb->reply_control_blk_length;
+ msg->hdr.fromcardlen2 = xcrb->reply_data_length;
/* prepare CPRB */
- if (z_copy_from_user(userspace, &(msg->cprbx), xcRB->request_control_blk_addr,
- xcRB->request_control_blk_length))
+ if (z_copy_from_user(userspace, &msg->cprbx, xcrb->request_control_blk_addr,
+ xcrb->request_control_blk_length))
return -EFAULT;
if (msg->cprbx.cprb_len + sizeof(msg->hdr.function_code) >
- xcRB->request_control_blk_length)
+ xcrb->request_control_blk_length)
return -EINVAL;
function_code = ((unsigned char *)&msg->cprbx) + msg->cprbx.cprb_len;
memcpy(msg->hdr.function_code, function_code,
@@ -416,8 +417,8 @@ static int XCRB_msg_to_type6CPRB_msgX(bool userspace, struct ap_message *ap_msg,
*dom = (unsigned short *)&msg->cprbx.domain;
/* check subfunction, US and AU need special flag with NQAP */
- if (memcmp(function_code, "US", 2) == 0
- || memcmp(function_code, "AU", 2) == 0)
+ if (memcmp(function_code, "US", 2) == 0 ||
+ memcmp(function_code, "AU", 2) == 0)
ap_msg->flags |= AP_MSG_FLAG_SPECIAL;
#ifdef CONFIG_ZCRYPT_DEBUG
@@ -443,16 +444,16 @@ static int XCRB_msg_to_type6CPRB_msgX(bool userspace, struct ap_message *ap_msg,
}
/* copy data block */
- if (xcRB->request_data_length &&
- z_copy_from_user(userspace, req_data, xcRB->request_data_address,
- xcRB->request_data_length))
+ if (xcrb->request_data_length &&
+ z_copy_from_user(userspace, req_data, xcrb->request_data_address,
+ xcrb->request_data_length))
return -EFAULT;
return 0;
}
static int xcrb_msg_to_type6_ep11cprb_msgx(bool userspace, struct ap_message *ap_msg,
- struct ep11_urb *xcRB,
+ struct ep11_urb *xcrb,
unsigned int *fcode,
unsigned int *domain)
{
@@ -482,25 +483,25 @@ static int xcrb_msg_to_type6_ep11cprb_msgx(bool userspace, struct ap_message *ap
unsigned int dom_val; /* domain id */
} __packed * payload_hdr = NULL;
- if (CEIL4(xcRB->req_len) < xcRB->req_len)
+ if (CEIL4(xcrb->req_len) < xcrb->req_len)
return -EINVAL; /* overflow after alignment*/
/* length checks */
- ap_msg->len = sizeof(struct type6_hdr) + CEIL4(xcRB->req_len);
+ ap_msg->len = sizeof(struct type6_hdr) + CEIL4(xcrb->req_len);
if (ap_msg->len > ap_msg->bufsize)
return -EINVAL;
- if (CEIL4(xcRB->resp_len) < xcRB->resp_len)
+ if (CEIL4(xcrb->resp_len) < xcrb->resp_len)
return -EINVAL; /* overflow after alignment*/
/* prepare type6 header */
msg->hdr = static_type6_ep11_hdr;
- msg->hdr.ToCardLen1 = xcRB->req_len;
- msg->hdr.FromCardLen1 = xcRB->resp_len;
+ msg->hdr.tocardlen1 = xcrb->req_len;
+ msg->hdr.fromcardlen1 = xcrb->resp_len;
/* Import CPRB data from the ioctl input parameter */
- if (z_copy_from_user(userspace, &(msg->cprbx.cprb_len),
- (char __force __user *)xcRB->req, xcRB->req_len)) {
+ if (z_copy_from_user(userspace, &msg->cprbx.cprb_len,
+ (char __force __user *)xcrb->req, xcrb->req_len)) {
return -EFAULT;
}
@@ -518,7 +519,7 @@ static int xcrb_msg_to_type6_ep11cprb_msgx(bool userspace, struct ap_message *ap
} else {
lfmt = 1; /* length format #1 */
}
- payload_hdr = (struct pld_hdr *)((&(msg->pld_lenfmt))+lfmt);
+ payload_hdr = (struct pld_hdr *)((&msg->pld_lenfmt) + lfmt);
*fcode = payload_hdr->func_val & 0xFFFF;
/* enable special processing based on the cprbs flags special bit */
@@ -567,9 +568,9 @@ struct type86_ep11_reply {
} __packed;
static int convert_type86_ica(struct zcrypt_queue *zq,
- struct ap_message *reply,
- char __user *outputdata,
- unsigned int outputdatalength)
+ struct ap_message *reply,
+ char __user *outputdata,
+ unsigned int outputdatalength)
{
static unsigned char static_pad[] = {
0x00, 0x02,
@@ -622,18 +623,18 @@ static int convert_type86_ica(struct zcrypt_queue *zq,
ZCRYPT_DBF_WARN("%s dev=%02x.%04x rc/rs=%d/%d => rc=EINVAL\n",
__func__, AP_QID_CARD(zq->queue->qid),
AP_QID_QUEUE(zq->queue->qid),
- (int) service_rc, (int) service_rs);
+ (int)service_rc, (int)service_rs);
return -EINVAL;
}
zq->online = 0;
pr_err("Crypto dev=%02x.%04x rc/rs=%d/%d online=0 rc=EAGAIN\n",
AP_QID_CARD(zq->queue->qid),
AP_QID_QUEUE(zq->queue->qid),
- (int) service_rc, (int) service_rs);
+ (int)service_rc, (int)service_rs);
ZCRYPT_DBF_ERR("%s dev=%02x.%04x rc/rs=%d/%d => online=0 rc=EAGAIN\n",
__func__, AP_QID_CARD(zq->queue->qid),
AP_QID_QUEUE(zq->queue->qid),
- (int) service_rc, (int) service_rs);
+ (int)service_rc, (int)service_rs);
ap_send_online_uevent(&zq->queue->ap_dev, zq->online);
return -EAGAIN;
}
@@ -672,42 +673,42 @@ static int convert_type86_ica(struct zcrypt_queue *zq,
*
* @zq: crypto device pointer
* @reply: reply AP message.
- * @xcRB: pointer to XCRB
+ * @xcrb: pointer to XCRB
*
* Returns 0 on success or -EINVAL, -EFAULT, -EAGAIN in case of an error.
*/
static int convert_type86_xcrb(bool userspace, struct zcrypt_queue *zq,
struct ap_message *reply,
- struct ica_xcRB *xcRB)
+ struct ica_xcRB *xcrb)
{
struct type86_fmt2_msg *msg = reply->msg;
char *data = reply->msg;
/* Copy CPRB to user */
- if (xcRB->reply_control_blk_length < msg->fmt2.count1) {
+ if (xcrb->reply_control_blk_length < msg->fmt2.count1) {
ZCRYPT_DBF_DBG("%s reply_control_blk_length %u < required %u => EMSGSIZE\n",
- __func__, xcRB->reply_control_blk_length,
+ __func__, xcrb->reply_control_blk_length,
msg->fmt2.count1);
return -EMSGSIZE;
}
- if (z_copy_to_user(userspace, xcRB->reply_control_blk_addr,
+ if (z_copy_to_user(userspace, xcrb->reply_control_blk_addr,
data + msg->fmt2.offset1, msg->fmt2.count1))
return -EFAULT;
- xcRB->reply_control_blk_length = msg->fmt2.count1;
+ xcrb->reply_control_blk_length = msg->fmt2.count1;
/* Copy data buffer to user */
if (msg->fmt2.count2) {
- if (xcRB->reply_data_length < msg->fmt2.count2) {
+ if (xcrb->reply_data_length < msg->fmt2.count2) {
ZCRYPT_DBF_DBG("%s reply_data_length %u < required %u => EMSGSIZE\n",
- __func__, xcRB->reply_data_length,
+ __func__, xcrb->reply_data_length,
msg->fmt2.count2);
return -EMSGSIZE;
}
- if (z_copy_to_user(userspace, xcRB->reply_data_addr,
+ if (z_copy_to_user(userspace, xcrb->reply_data_addr,
data + msg->fmt2.offset2, msg->fmt2.count2))
return -EFAULT;
}
- xcRB->reply_data_length = msg->fmt2.count2;
+ xcrb->reply_data_length = msg->fmt2.count2;
return 0;
}
@@ -717,35 +718,35 @@ static int convert_type86_xcrb(bool userspace, struct zcrypt_queue *zq,
*
* @zq: crypto device pointer
* @reply: reply AP message.
- * @xcRB: pointer to EP11 user request block
+ * @xcrb: pointer to EP11 user request block
*
* Returns 0 on success or -EINVAL, -EFAULT, -EAGAIN in case of an error.
*/
static int convert_type86_ep11_xcrb(bool userspace, struct zcrypt_queue *zq,
struct ap_message *reply,
- struct ep11_urb *xcRB)
+ struct ep11_urb *xcrb)
{
struct type86_fmt2_msg *msg = reply->msg;
char *data = reply->msg;
- if (xcRB->resp_len < msg->fmt2.count1) {
+ if (xcrb->resp_len < msg->fmt2.count1) {
ZCRYPT_DBF_DBG("%s resp_len %u < required %u => EMSGSIZE\n",
- __func__, (unsigned int)xcRB->resp_len,
+ __func__, (unsigned int)xcrb->resp_len,
msg->fmt2.count1);
return -EMSGSIZE;
}
/* Copy response CPRB to user */
- if (z_copy_to_user(userspace, (char __force __user *)xcRB->resp,
+ if (z_copy_to_user(userspace, (char __force __user *)xcrb->resp,
data + msg->fmt2.offset1, msg->fmt2.count1))
return -EFAULT;
- xcRB->resp_len = msg->fmt2.count1;
+ xcrb->resp_len = msg->fmt2.count1;
return 0;
}
static int convert_type86_rng(struct zcrypt_queue *zq,
- struct ap_message *reply,
- char *buffer)
+ struct ap_message *reply,
+ char *buffer)
{
struct {
struct type86_hdr hdr;
@@ -761,9 +762,9 @@ static int convert_type86_rng(struct zcrypt_queue *zq,
}
static int convert_response_ica(struct zcrypt_queue *zq,
- struct ap_message *reply,
- char __user *outputdata,
- unsigned int outputdatalength)
+ struct ap_message *reply,
+ char __user *outputdata,
+ unsigned int outputdatalength)
{
struct type86x_reply *msg = reply->msg;
@@ -773,13 +774,14 @@ static int convert_response_ica(struct zcrypt_queue *zq,
return convert_error(zq, reply);
case TYPE86_RSP_CODE:
if (msg->cprbx.ccp_rtcode &&
- (msg->cprbx.ccp_rscode == 0x14f) &&
- (outputdatalength > 256)) {
+ msg->cprbx.ccp_rscode == 0x14f &&
+ outputdatalength > 256) {
if (zq->zcard->max_exp_bit_length <= 17) {
zq->zcard->max_exp_bit_length = 17;
return -EAGAIN;
- } else
+ } else {
return -EINVAL;
+ }
}
if (msg->hdr.reply_code)
return convert_error(zq, reply);
@@ -793,11 +795,11 @@ static int convert_response_ica(struct zcrypt_queue *zq,
pr_err("Crypto dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
AP_QID_CARD(zq->queue->qid),
AP_QID_QUEUE(zq->queue->qid),
- (int) msg->hdr.type);
+ (int)msg->hdr.type);
ZCRYPT_DBF_ERR(
"%s dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
__func__, AP_QID_CARD(zq->queue->qid),
- AP_QID_QUEUE(zq->queue->qid), (int) msg->hdr.type);
+ AP_QID_QUEUE(zq->queue->qid), (int)msg->hdr.type);
ap_send_online_uevent(&zq->queue->ap_dev, zq->online);
return -EAGAIN;
}
@@ -805,41 +807,41 @@ static int convert_response_ica(struct zcrypt_queue *zq,
static int convert_response_xcrb(bool userspace, struct zcrypt_queue *zq,
struct ap_message *reply,
- struct ica_xcRB *xcRB)
+ struct ica_xcRB *xcrb)
{
struct type86x_reply *msg = reply->msg;
switch (msg->hdr.type) {
case TYPE82_RSP_CODE:
case TYPE88_RSP_CODE:
- xcRB->status = 0x0008044DL; /* HDD_InvalidParm */
+ xcrb->status = 0x0008044DL; /* HDD_InvalidParm */
return convert_error(zq, reply);
case TYPE86_RSP_CODE:
if (msg->hdr.reply_code) {
- memcpy(&(xcRB->status), msg->fmt2.apfs, sizeof(u32));
+ memcpy(&xcrb->status, msg->fmt2.apfs, sizeof(u32));
return convert_error(zq, reply);
}
if (msg->cprbx.cprb_ver_id == 0x02)
- return convert_type86_xcrb(userspace, zq, reply, xcRB);
+ return convert_type86_xcrb(userspace, zq, reply, xcrb);
fallthrough; /* wrong cprb version is an unknown response */
default: /* Unknown response type, this should NEVER EVER happen */
- xcRB->status = 0x0008044DL; /* HDD_InvalidParm */
+ xcrb->status = 0x0008044DL; /* HDD_InvalidParm */
zq->online = 0;
pr_err("Crypto dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
AP_QID_CARD(zq->queue->qid),
AP_QID_QUEUE(zq->queue->qid),
- (int) msg->hdr.type);
+ (int)msg->hdr.type);
ZCRYPT_DBF_ERR(
"%s dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
__func__, AP_QID_CARD(zq->queue->qid),
- AP_QID_QUEUE(zq->queue->qid), (int) msg->hdr.type);
+ AP_QID_QUEUE(zq->queue->qid), (int)msg->hdr.type);
ap_send_online_uevent(&zq->queue->ap_dev, zq->online);
return -EAGAIN;
}
}
static int convert_response_ep11_xcrb(bool userspace, struct zcrypt_queue *zq,
- struct ap_message *reply, struct ep11_urb *xcRB)
+ struct ap_message *reply, struct ep11_urb *xcrb)
{
struct type86_ep11_reply *msg = reply->msg;
@@ -851,26 +853,26 @@ static int convert_response_ep11_xcrb(bool userspace, struct zcrypt_queue *zq,
if (msg->hdr.reply_code)
return convert_error(zq, reply);
if (msg->cprbx.cprb_ver_id == 0x04)
- return convert_type86_ep11_xcrb(userspace, zq, reply, xcRB);
+ return convert_type86_ep11_xcrb(userspace, zq, reply, xcrb);
fallthrough; /* wrong cprb version is an unknown resp */
default: /* Unknown response type, this should NEVER EVER happen */
zq->online = 0;
pr_err("Crypto dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
AP_QID_CARD(zq->queue->qid),
AP_QID_QUEUE(zq->queue->qid),
- (int) msg->hdr.type);
+ (int)msg->hdr.type);
ZCRYPT_DBF_ERR(
"%s dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
__func__, AP_QID_CARD(zq->queue->qid),
- AP_QID_QUEUE(zq->queue->qid), (int) msg->hdr.type);
+ AP_QID_QUEUE(zq->queue->qid), (int)msg->hdr.type);
ap_send_online_uevent(&zq->queue->ap_dev, zq->online);
return -EAGAIN;
}
}
static int convert_response_rng(struct zcrypt_queue *zq,
- struct ap_message *reply,
- char *data)
+ struct ap_message *reply,
+ char *data)
{
struct type86x_reply *msg = reply->msg;
@@ -889,11 +891,11 @@ static int convert_response_rng(struct zcrypt_queue *zq,
pr_err("Crypto dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
AP_QID_CARD(zq->queue->qid),
AP_QID_QUEUE(zq->queue->qid),
- (int) msg->hdr.type);
+ (int)msg->hdr.type);
ZCRYPT_DBF_ERR(
"%s dev=%02x.%04x unknown response type 0x%02x => online=0 rc=EAGAIN\n",
__func__, AP_QID_CARD(zq->queue->qid),
- AP_QID_QUEUE(zq->queue->qid), (int) msg->hdr.type);
+ AP_QID_QUEUE(zq->queue->qid), (int)msg->hdr.type);
ap_send_online_uevent(&zq->queue->ap_dev, zq->online);
return -EAGAIN;
}
@@ -908,15 +910,15 @@ static int convert_response_rng(struct zcrypt_queue *zq,
* @reply: pointer to the AP reply message
*/
static void zcrypt_msgtype6_receive(struct ap_queue *aq,
- struct ap_message *msg,
- struct ap_message *reply)
+ struct ap_message *msg,
+ struct ap_message *reply)
{
static struct error_hdr error_reply = {
.type = TYPE82_RSP_CODE,
.reply_code = REP82_ERROR_MACHINE_FAILURE,
};
struct response_type *resp_type =
- (struct response_type *) msg->private;
+ (struct response_type *)msg->private;
struct type86x_reply *t86r;
int len;
@@ -925,7 +927,7 @@ static void zcrypt_msgtype6_receive(struct ap_queue *aq,
goto out; /* ap_msg->rc indicates the error */
t86r = reply->msg;
if (t86r->hdr.type == TYPE86_RSP_CODE &&
- t86r->cprbx.cprb_ver_id == 0x02) {
+ t86r->cprbx.cprb_ver_id == 0x02) {
switch (resp_type->type) {
case CEXXC_RESPONSE_TYPE_ICA:
len = sizeof(struct type86x_reply) + t86r->length - 2;
@@ -948,10 +950,11 @@ static void zcrypt_msgtype6_receive(struct ap_queue *aq,
default:
memcpy(msg->msg, &error_reply, sizeof(error_reply));
}
- } else
+ } else {
memcpy(msg->msg, reply->msg, sizeof(error_reply));
+ }
out:
- complete(&(resp_type->work));
+ complete(&resp_type->work);
}
/*
@@ -998,7 +1001,7 @@ static void zcrypt_msgtype6_receive_ep11(struct ap_queue *aq,
memcpy(msg->msg, reply->msg, sizeof(error_reply));
}
out:
- complete(&(resp_type->work));
+ complete(&resp_type->work);
}
static atomic_t zcrypt_step = ATOMIC_INIT(0);
@@ -1019,15 +1022,15 @@ static long zcrypt_msgtype6_modexpo(struct zcrypt_queue *zq,
};
int rc;
- ap_msg->msg = (void *) get_zeroed_page(GFP_KERNEL);
+ ap_msg->msg = (void *)get_zeroed_page(GFP_KERNEL);
if (!ap_msg->msg)
return -ENOMEM;
ap_msg->bufsize = PAGE_SIZE;
ap_msg->receive = zcrypt_msgtype6_receive;
- ap_msg->psmid = (((unsigned long long) current->pid) << 32) +
+ ap_msg->psmid = (((unsigned long long)current->pid) << 32) +
atomic_inc_return(&zcrypt_step);
ap_msg->private = &resp_type;
- rc = ICAMEX_msg_to_type6MEX_msgX(zq, ap_msg, mex);
+ rc = icamex_msg_to_type6mex_msgx(zq, ap_msg, mex);
if (rc)
goto out_free;
init_completion(&resp_type.work);
@@ -1041,11 +1044,13 @@ static long zcrypt_msgtype6_modexpo(struct zcrypt_queue *zq,
rc = convert_response_ica(zq, ap_msg,
mex->outputdata,
mex->outputdatalength);
- } else
+ } else {
/* Signal pending. */
ap_cancel_message(zq->queue, ap_msg);
+ }
+
out_free:
- free_page((unsigned long) ap_msg->msg);
+ free_page((unsigned long)ap_msg->msg);
ap_msg->private = NULL;
ap_msg->msg = NULL;
return rc;
@@ -1067,15 +1072,15 @@ static long zcrypt_msgtype6_modexpo_crt(struct zcrypt_queue *zq,
};
int rc;
- ap_msg->msg = (void *) get_zeroed_page(GFP_KERNEL);
+ ap_msg->msg = (void *)get_zeroed_page(GFP_KERNEL);
if (!ap_msg->msg)
return -ENOMEM;
ap_msg->bufsize = PAGE_SIZE;
ap_msg->receive = zcrypt_msgtype6_receive;
- ap_msg->psmid = (((unsigned long long) current->pid) << 32) +
+ ap_msg->psmid = (((unsigned long long)current->pid) << 32) +
atomic_inc_return(&zcrypt_step);
ap_msg->private = &resp_type;
- rc = ICACRT_msg_to_type6CRT_msgX(zq, ap_msg, crt);
+ rc = icacrt_msg_to_type6crt_msgx(zq, ap_msg, crt);
if (rc)
goto out_free;
init_completion(&resp_type.work);
@@ -1093,8 +1098,9 @@ static long zcrypt_msgtype6_modexpo_crt(struct zcrypt_queue *zq,
/* Signal pending. */
ap_cancel_message(zq->queue, ap_msg);
}
+
out_free:
- free_page((unsigned long) ap_msg->msg);
+ free_page((unsigned long)ap_msg->msg);
ap_msg->private = NULL;
ap_msg->msg = NULL;
return rc;
@@ -1109,7 +1115,7 @@ out_free:
* by the caller with ap_init_message(). Also the caller has to
* make sure ap_release_message() is always called even on failure.
*/
-int prep_cca_ap_msg(bool userspace, struct ica_xcRB *xcRB,
+int prep_cca_ap_msg(bool userspace, struct ica_xcRB *xcrb,
struct ap_message *ap_msg,
unsigned int *func_code, unsigned short **dom)
{
@@ -1122,12 +1128,12 @@ int prep_cca_ap_msg(bool userspace, struct ica_xcRB *xcRB,
if (!ap_msg->msg)
return -ENOMEM;
ap_msg->receive = zcrypt_msgtype6_receive;
- ap_msg->psmid = (((unsigned long long) current->pid) << 32) +
+ ap_msg->psmid = (((unsigned long long)current->pid) << 32) +
atomic_inc_return(&zcrypt_step);
ap_msg->private = kmemdup(&resp_type, sizeof(resp_type), GFP_KERNEL);
if (!ap_msg->private)
return -ENOMEM;
- return XCRB_msg_to_type6CPRB_msgX(userspace, ap_msg, xcRB, func_code, dom);
+ return xcrb_msg_to_type6cprb_msgx(userspace, ap_msg, xcrb, func_code, dom);
}
/*
@@ -1135,10 +1141,10 @@ int prep_cca_ap_msg(bool userspace, struct ica_xcRB *xcRB,
* device to handle a send_cprb request.
* @zq: pointer to zcrypt_queue structure that identifies the
* CEXxC device to the request distributor
- * @xcRB: pointer to the send_cprb request buffer
+ * @xcrb: pointer to the send_cprb request buffer
*/
static long zcrypt_msgtype6_send_cprb(bool userspace, struct zcrypt_queue *zq,
- struct ica_xcRB *xcRB,
+ struct ica_xcRB *xcrb,
struct ap_message *ap_msg)
{
int rc;
@@ -1153,11 +1159,11 @@ static long zcrypt_msgtype6_send_cprb(bool userspace, struct zcrypt_queue *zq,
* Set the queue's reply buffer length minus 128 byte padding
* as reply limit for the card firmware.
*/
- msg->hdr.FromCardLen1 = min_t(unsigned int, msg->hdr.FromCardLen1,
+ msg->hdr.fromcardlen1 = min_t(unsigned int, msg->hdr.fromcardlen1,
zq->reply.bufsize - 128);
- if (msg->hdr.FromCardLen2)
- msg->hdr.FromCardLen2 =
- zq->reply.bufsize - msg->hdr.FromCardLen1 - 128;
+ if (msg->hdr.fromcardlen2)
+ msg->hdr.fromcardlen2 =
+ zq->reply.bufsize - msg->hdr.fromcardlen1 - 128;
init_completion(&rtype->work);
rc = ap_queue_message(zq->queue, ap_msg);
@@ -1167,10 +1173,12 @@ static long zcrypt_msgtype6_send_cprb(bool userspace, struct zcrypt_queue *zq,
if (rc == 0) {
rc = ap_msg->rc;
if (rc == 0)
- rc = convert_response_xcrb(userspace, zq, ap_msg, xcRB);
- } else
+ rc = convert_response_xcrb(userspace, zq, ap_msg, xcrb);
+ } else {
/* Signal pending. */
ap_cancel_message(zq->queue, ap_msg);
+ }
+
out:
if (rc)
ZCRYPT_DBF_DBG("%s send cprb at dev=%02x.%04x rc=%d\n",
@@ -1201,7 +1209,7 @@ int prep_ep11_ap_msg(bool userspace, struct ep11_urb *xcrb,
if (!ap_msg->msg)
return -ENOMEM;
ap_msg->receive = zcrypt_msgtype6_receive_ep11;
- ap_msg->psmid = (((unsigned long long) current->pid) << 32) +
+ ap_msg->psmid = (((unsigned long long)current->pid) << 32) +
atomic_inc_return(&zcrypt_step);
ap_msg->private = kmemdup(&resp_type, sizeof(resp_type), GFP_KERNEL);
if (!ap_msg->private)
@@ -1215,7 +1223,7 @@ int prep_ep11_ap_msg(bool userspace, struct ep11_urb *xcrb,
* device to handle a send_ep11_cprb request.
* @zq: pointer to zcrypt_queue structure that identifies the
* CEX4P device to the request distributor
- * @xcRB: pointer to the ep11 user request block
+ * @xcrb: pointer to the ep11 user request block
*/
static long zcrypt_msgtype6_send_ep11_cprb(bool userspace, struct zcrypt_queue *zq,
struct ep11_urb *xcrb,
@@ -1265,7 +1273,7 @@ static long zcrypt_msgtype6_send_ep11_cprb(bool userspace, struct zcrypt_queue *
} else {
lfmt = 1; /* length format #1 */
}
- payload_hdr = (struct pld_hdr *)((&(msg->pld_lenfmt))+lfmt);
+ payload_hdr = (struct pld_hdr *)((&msg->pld_lenfmt) + lfmt);
payload_hdr->dom_val = (unsigned int)
AP_QID_QUEUE(zq->queue->qid);
}
@@ -1274,7 +1282,7 @@ static long zcrypt_msgtype6_send_ep11_cprb(bool userspace, struct zcrypt_queue *
* Set the queue's reply buffer length minus the two prepend headers
* as reply limit for the card firmware.
*/
- msg->hdr.FromCardLen1 = zq->reply.bufsize -
+ msg->hdr.fromcardlen1 = zq->reply.bufsize -
sizeof(struct type86_hdr) - sizeof(struct type86_fmt2_ext);
init_completion(&rtype->work);
@@ -1286,9 +1294,11 @@ static long zcrypt_msgtype6_send_ep11_cprb(bool userspace, struct zcrypt_queue *
rc = ap_msg->rc;
if (rc == 0)
rc = convert_response_ep11_xcrb(userspace, zq, ap_msg, xcrb);
- } else
+ } else {
/* Signal pending. */
ap_cancel_message(zq->queue, ap_msg);
+ }
+
out:
if (rc)
ZCRYPT_DBF_DBG("%s send cprb at dev=%02x.%04x rc=%d\n",
@@ -1309,13 +1319,13 @@ int prep_rng_ap_msg(struct ap_message *ap_msg, int *func_code,
if (!ap_msg->msg)
return -ENOMEM;
ap_msg->receive = zcrypt_msgtype6_receive;
- ap_msg->psmid = (((unsigned long long) current->pid) << 32) +
+ ap_msg->psmid = (((unsigned long long)current->pid) << 32) +
atomic_inc_return(&zcrypt_step);
ap_msg->private = kmemdup(&resp_type, sizeof(resp_type), GFP_KERNEL);
if (!ap_msg->private)
return -ENOMEM;
- rng_type6CPRB_msgX(ap_msg, ZCRYPT_RNG_BUFFER_SIZE, domain);
+ rng_type6cprb_msgx(ap_msg, ZCRYPT_RNG_BUFFER_SIZE, domain);
*func_code = HWRNG;
return 0;
@@ -1354,9 +1364,10 @@ static long zcrypt_msgtype6_rng(struct zcrypt_queue *zq,
rc = ap_msg->rc;
if (rc == 0)
rc = convert_response_rng(zq, ap_msg, buffer);
- } else
+ } else {
/* Signal pending. */
ap_cancel_message(zq->queue, ap_msg);
+ }
out:
return rc;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-21 00:18:29 +0000