===================================================================
@@ -101,9 +101,9 @@ static int node_lock(struct firedtv *fdt
return ret;
}
-static int node_read(struct firedtv *fdtv, u64 addr, void *data, size_t len)
+static int node_read(struct firedtv *fdtv, u64 addr, void *data)
{
- return hpsb_node_read(node_of(fdtv), addr, data, len);
+ return hpsb_node_read(node_of(fdtv), addr, data, 4);
}
static int node_write(struct firedtv *fdtv, u64 addr, void *data, size_t len)
===================================================================
@@ -1236,14 +1236,14 @@ int avc_ca_get_mmi(struct firedtv *fdtv,
#define CMP_OUTPUT_PLUG_CONTROL_REG_0 0xfffff0000904ULL
-static int cmp_read(struct firedtv *fdtv, void *buf, u64 addr, size_t len)
+static int cmp_read(struct firedtv *fdtv, u64 addr, __be32 *data)
{
int ret;
if (mutex_lock_interruptible(&fdtv->avc_mutex))
return -EINTR;
- ret = fdtv->backend->read(fdtv, addr, buf, len);
+ ret = fdtv->backend->read(fdtv, addr, data);
if (ret < 0)
dev_err(fdtv->device, "CMP: read I/O error\n");
@@ -1293,7 +1293,7 @@ int cmp_establish_pp_connection(struct f
int attempts = 0;
int ret;
- ret = cmp_read(fdtv, opcr, opcr_address, 4);
+ ret = cmp_read(fdtv, opcr_address, opcr);
if (ret < 0)
return ret;
@@ -1357,7 +1357,7 @@ void cmp_break_pp_connection(struct fire
u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
int attempts = 0;
- if (cmp_read(fdtv, opcr, opcr_address, 4) < 0)
+ if (cmp_read(fdtv, opcr_address, opcr) < 0)
return;
repeat:
===================================================================
@@ -46,10 +46,9 @@ static int node_lock(struct firedtv *fdt
return node_req(fdtv, addr, data, 8, TCODE_LOCK_COMPARE_SWAP);
}
-static int node_read(struct firedtv *fdtv, u64 addr, void *data, size_t len)
+static int node_read(struct firedtv *fdtv, u64 addr, void *data)
{
- return node_req(fdtv, addr, data, len, len == 4 ?
- TCODE_READ_QUADLET_REQUEST : TCODE_READ_BLOCK_REQUEST);
+ return node_req(fdtv, addr, data, 4, TCODE_READ_QUADLET_REQUEST);
}
static int node_write(struct firedtv *fdtv, u64 addr, void *data, size_t len)
===================================================================
@@ -74,7 +74,7 @@ struct firedtv;
struct firedtv_backend {
int (*lock)(struct firedtv *fdtv, u64 addr, __be32 data[]);
- int (*read)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
+ int (*read)(struct firedtv *fdtv, u64 addr, void *data);
int (*write)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
int (*start_iso)(struct firedtv *fdtv);
void (*stop_iso)(struct firedtv *fdtv);