s390/iucv: use new address translation helpers

Use virt_to_dma32() and friends to properly convert virtual to physical and
physical to virtual addresses so that "make C=1" does not generate any
warnings anymore.

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

diff --git a/include/net/iucv/iucv.h b/include/net/iucv/iucv.h
index 8b2055d..5cd7871 100644 (file)
--- a/include/net/iucv/iucv.h
+++ b/include/net/iucv/iucv.h
@@ -30,6 +30,7 @@
 
 #include <linux/types.h>
 #include <linux/slab.h>
+#include <asm/dma-types.h>
 #include <asm/debug.h>
 
 /*
@@ -76,7 +77,7 @@
  * and iucv_message_reply if IUCV_IPBUFLST or IUCV_IPANSLST are used.
  */
 struct iucv_array {
-       u32 address;
+       dma32_t address;
        u32 length;
 } __attribute__ ((aligned (8)));
 

diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 4aa1c72..7c8c3ad 100644 (file)
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -1060,12 +1060,12 @@ static int iucv_sock_sendmsg(struct socket *sock, struct msghdr *msg,
                        int i;
 
                        /* skip iucv_array lying in the headroom */
-                       iba[0].address = (u32)virt_to_phys(skb->data);
+                       iba[0].address = virt_to_dma32(skb->data);
                        iba[0].length = (u32)skb_headlen(skb);
                        for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
                                skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
 
-                               iba[i + 1].address = (u32)virt_to_phys(skb_frag_address(frag));
+                               iba[i + 1].address = virt_to_dma32(skb_frag_address(frag));
                                iba[i + 1].length = (u32)skb_frag_size(frag);
                        }
                        err = pr_iucv->message_send(iucv->path, &txmsg,
@@ -1161,12 +1161,12 @@ static void iucv_process_message(struct sock *sk, struct sk_buff *skb,
                        struct iucv_array *iba = (struct iucv_array *)skb->head;
                        int i;
 
-                       iba[0].address = (u32)virt_to_phys(skb->data);
+                       iba[0].address = virt_to_dma32(skb->data);
                        iba[0].length = (u32)skb_headlen(skb);
                        for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
                                skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
 
-                               iba[i + 1].address = (u32)virt_to_phys(skb_frag_address(frag));
+                               iba[i + 1].address = virt_to_dma32(skb_frag_address(frag));
                                iba[i + 1].length = (u32)skb_frag_size(frag);
                        }
                        rc = pr_iucv->message_receive(path, msg,

diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index 15b3a95..7cb73db 100644 (file)
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -210,7 +210,7 @@ struct iucv_cmd_dpl {
        u8  iprmmsg[8];
        u32 ipsrccls;
        u32 ipmsgtag;
-       u32 ipbfadr2;
+       dma32_t ipbfadr2;
        u32 ipbfln2f;
        u32 res;
 } __attribute__ ((packed,aligned(8)));
@@ -226,11 +226,11 @@ struct iucv_cmd_db {
        u8  iprcode;
        u32 ipmsgid;
        u32 iptrgcls;
-       u32 ipbfadr1;
+       dma32_t ipbfadr1;
        u32 ipbfln1f;
        u32 ipsrccls;
        u32 ipmsgtag;
-       u32 ipbfadr2;
+       dma32_t ipbfadr2;
        u32 ipbfln2f;
        u32 res;
 } __attribute__ ((packed,aligned(8)));
@@ -432,7 +432,7 @@ static void iucv_declare_cpu(void *data)
        /* Declare interrupt buffer. */
        parm = iucv_param_irq[cpu];
        memset(parm, 0, sizeof(union iucv_param));
-       parm->db.ipbfadr1 = virt_to_phys(iucv_irq_data[cpu]);
+       parm->db.ipbfadr1 = virt_to_dma32(iucv_irq_data[cpu]);
        rc = iucv_call_b2f0(IUCV_DECLARE_BUFFER, parm);
        if (rc) {
                char *err = "Unknown";
@@ -1081,7 +1081,7 @@ static int iucv_message_receive_iprmdata(struct iucv_path *path,
                size = (size < 8) ? size : 8;
                for (array = buffer; size > 0; array++) {
                        copy = min_t(size_t, size, array->length);
-                       memcpy(phys_to_virt(array->address), rmmsg, copy);
+                       memcpy(dma32_to_virt(array->address), rmmsg, copy);
                        rmmsg += copy;
                        size -= copy;
                }
@@ -1123,7 +1123,7 @@ int __iucv_message_receive(struct iucv_path *path, struct iucv_message *msg,
 
        parm = iucv_param[smp_processor_id()];
        memset(parm, 0, sizeof(union iucv_param));
-       parm->db.ipbfadr1 = (u32)virt_to_phys(buffer);
+       parm->db.ipbfadr1 = virt_to_dma32(buffer);
        parm->db.ipbfln1f = (u32) size;
        parm->db.ipmsgid = msg->id;
        parm->db.ippathid = path->pathid;
@@ -1241,7 +1241,7 @@ int iucv_message_reply(struct iucv_path *path, struct iucv_message *msg,
                parm->dpl.iptrgcls = msg->class;
                memcpy(parm->dpl.iprmmsg, reply, min_t(size_t, size, 8));
        } else {
-               parm->db.ipbfadr1 = (u32)virt_to_phys(reply);
+               parm->db.ipbfadr1 = virt_to_dma32(reply);
                parm->db.ipbfln1f = (u32) size;
                parm->db.ippathid = path->pathid;
                parm->db.ipflags1 = flags;
@@ -1293,7 +1293,7 @@ int __iucv_message_send(struct iucv_path *path, struct iucv_message *msg,
                parm->dpl.ipmsgtag = msg->tag;
                memcpy(parm->dpl.iprmmsg, buffer, 8);
        } else {
-               parm->db.ipbfadr1 = (u32)virt_to_phys(buffer);
+               parm->db.ipbfadr1 = virt_to_dma32(buffer);
                parm->db.ipbfln1f = (u32) size;
                parm->db.ippathid = path->pathid;
                parm->db.ipflags1 = flags | IUCV_IPNORPY;
@@ -1378,7 +1378,7 @@ int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg,
                parm->dpl.iptrgcls = msg->class;
                parm->dpl.ipsrccls = srccls;
                parm->dpl.ipmsgtag = msg->tag;
-               parm->dpl.ipbfadr2 = (u32)virt_to_phys(answer);
+               parm->dpl.ipbfadr2 = virt_to_dma32(answer);
                parm->dpl.ipbfln2f = (u32) asize;
                memcpy(parm->dpl.iprmmsg, buffer, 8);
        } else {
@@ -1387,9 +1387,9 @@ int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg,
                parm->db.iptrgcls = msg->class;
                parm->db.ipsrccls = srccls;
                parm->db.ipmsgtag = msg->tag;
-               parm->db.ipbfadr1 = (u32)virt_to_phys(buffer);
+               parm->db.ipbfadr1 = virt_to_dma32(buffer);
                parm->db.ipbfln1f = (u32) size;
-               parm->db.ipbfadr2 = (u32)virt_to_phys(answer);
+               parm->db.ipbfadr2 = virt_to_dma32(answer);
                parm->db.ipbfln2f = (u32) asize;
        }
        rc = iucv_call_b2f0(IUCV_SEND, parm);