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path: root/kernel/drivers/tty/hvc/hvsi.c
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Diffstat (limited to 'kernel/drivers/tty/hvc/hvsi.c')
-rw-r--r--kernel/drivers/tty/hvc/hvsi.c46
1 files changed, 24 insertions, 22 deletions
diff --git a/kernel/drivers/tty/hvc/hvsi.c b/kernel/drivers/tty/hvc/hvsi.c
index 41901997c..a75146f60 100644
--- a/kernel/drivers/tty/hvc/hvsi.c
+++ b/kernel/drivers/tty/hvc/hvsi.c
@@ -240,9 +240,9 @@ static void hvsi_recv_control(struct hvsi_struct *hp, uint8_t *packet,
{
struct hvsi_control *header = (struct hvsi_control *)packet;
- switch (header->verb) {
+ switch (be16_to_cpu(header->verb)) {
case VSV_MODEM_CTL_UPDATE:
- if ((header->word & HVSI_TSCD) == 0) {
+ if ((be32_to_cpu(header->word) & HVSI_TSCD) == 0) {
/* CD went away; no more connection */
pr_debug("hvsi%i: CD dropped\n", hp->index);
hp->mctrl &= TIOCM_CD;
@@ -267,6 +267,7 @@ static void hvsi_recv_control(struct hvsi_struct *hp, uint8_t *packet,
static void hvsi_recv_response(struct hvsi_struct *hp, uint8_t *packet)
{
struct hvsi_query_response *resp = (struct hvsi_query_response *)packet;
+ uint32_t mctrl_word;
switch (hp->state) {
case HVSI_WAIT_FOR_VER_RESPONSE:
@@ -274,9 +275,10 @@ static void hvsi_recv_response(struct hvsi_struct *hp, uint8_t *packet)
break;
case HVSI_WAIT_FOR_MCTRL_RESPONSE:
hp->mctrl = 0;
- if (resp->u.mctrl_word & HVSI_TSDTR)
+ mctrl_word = be32_to_cpu(resp->u.mctrl_word);
+ if (mctrl_word & HVSI_TSDTR)
hp->mctrl |= TIOCM_DTR;
- if (resp->u.mctrl_word & HVSI_TSCD)
+ if (mctrl_word & HVSI_TSCD)
hp->mctrl |= TIOCM_CD;
__set_state(hp, HVSI_OPEN);
break;
@@ -295,10 +297,10 @@ static int hvsi_version_respond(struct hvsi_struct *hp, uint16_t query_seqno)
packet.hdr.type = VS_QUERY_RESPONSE_PACKET_HEADER;
packet.hdr.len = sizeof(struct hvsi_query_response);
- packet.hdr.seqno = atomic_inc_return(&hp->seqno);
- packet.verb = VSV_SEND_VERSION_NUMBER;
+ packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno));
+ packet.verb = cpu_to_be16(VSV_SEND_VERSION_NUMBER);
packet.u.version = HVSI_VERSION;
- packet.query_seqno = query_seqno+1;
+ packet.query_seqno = cpu_to_be16(query_seqno+1);
pr_debug("%s: sending %i bytes\n", __func__, packet.hdr.len);
dbg_dump_hex((uint8_t*)&packet, packet.hdr.len);
@@ -319,7 +321,7 @@ static void hvsi_recv_query(struct hvsi_struct *hp, uint8_t *packet)
switch (hp->state) {
case HVSI_WAIT_FOR_VER_QUERY:
- hvsi_version_respond(hp, query->hdr.seqno);
+ hvsi_version_respond(hp, be16_to_cpu(query->hdr.seqno));
__set_state(hp, HVSI_OPEN);
break;
default:
@@ -555,8 +557,8 @@ static int hvsi_query(struct hvsi_struct *hp, uint16_t verb)
packet.hdr.type = VS_QUERY_PACKET_HEADER;
packet.hdr.len = sizeof(struct hvsi_query);
- packet.hdr.seqno = atomic_inc_return(&hp->seqno);
- packet.verb = verb;
+ packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno));
+ packet.verb = cpu_to_be16(verb);
pr_debug("%s: sending %i bytes\n", __func__, packet.hdr.len);
dbg_dump_hex((uint8_t*)&packet, packet.hdr.len);
@@ -596,14 +598,14 @@ static int hvsi_set_mctrl(struct hvsi_struct *hp, uint16_t mctrl)
struct hvsi_control packet __ALIGNED__;
int wrote;
- packet.hdr.type = VS_CONTROL_PACKET_HEADER,
- packet.hdr.seqno = atomic_inc_return(&hp->seqno);
+ packet.hdr.type = VS_CONTROL_PACKET_HEADER;
+ packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno));
packet.hdr.len = sizeof(struct hvsi_control);
- packet.verb = VSV_SET_MODEM_CTL;
- packet.mask = HVSI_TSDTR;
+ packet.verb = cpu_to_be16(VSV_SET_MODEM_CTL);
+ packet.mask = cpu_to_be32(HVSI_TSDTR);
if (mctrl & TIOCM_DTR)
- packet.word = HVSI_TSDTR;
+ packet.word = cpu_to_be32(HVSI_TSDTR);
pr_debug("%s: sending %i bytes\n", __func__, packet.hdr.len);
dbg_dump_hex((uint8_t*)&packet, packet.hdr.len);
@@ -680,7 +682,7 @@ static int hvsi_put_chars(struct hvsi_struct *hp, const char *buf, int count)
BUG_ON(count > HVSI_MAX_OUTGOING_DATA);
packet.hdr.type = VS_DATA_PACKET_HEADER;
- packet.hdr.seqno = atomic_inc_return(&hp->seqno);
+ packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno));
packet.hdr.len = count + sizeof(struct hvsi_header);
memcpy(&packet.data, buf, count);
@@ -697,9 +699,9 @@ static void hvsi_close_protocol(struct hvsi_struct *hp)
struct hvsi_control packet __ALIGNED__;
packet.hdr.type = VS_CONTROL_PACKET_HEADER;
- packet.hdr.seqno = atomic_inc_return(&hp->seqno);
+ packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno));
packet.hdr.len = 6;
- packet.verb = VSV_CLOSE_PROTOCOL;
+ packet.verb = cpu_to_be16(VSV_CLOSE_PROTOCOL);
pr_debug("%s: sending %i bytes\n", __func__, packet.hdr.len);
dbg_dump_hex((uint8_t*)&packet, packet.hdr.len);
@@ -1180,7 +1182,7 @@ static int __init hvsi_console_init(void)
/* search device tree for vty nodes */
for_each_compatible_node(vty, "serial", "hvterm-protocol") {
struct hvsi_struct *hp;
- const uint32_t *vtermno, *irq;
+ const __be32 *vtermno, *irq;
vtermno = of_get_property(vty, "reg", NULL);
irq = of_get_property(vty, "interrupts", NULL);
@@ -1202,11 +1204,11 @@ static int __init hvsi_console_init(void)
hp->index = hvsi_count;
hp->inbuf_end = hp->inbuf;
hp->state = HVSI_CLOSED;
- hp->vtermno = *vtermno;
- hp->virq = irq_create_mapping(NULL, irq[0]);
+ hp->vtermno = be32_to_cpup(vtermno);
+ hp->virq = irq_create_mapping(NULL, be32_to_cpup(irq));
if (hp->virq == 0) {
printk(KERN_ERR "%s: couldn't create irq mapping for 0x%x\n",
- __func__, irq[0]);
+ __func__, be32_to_cpup(irq));
tty_port_destroy(&hp->port);
continue;
}