Changeset 9dec6d4 in mainline for uspace/drv/bus/usb/usbmast/main.c

Timestamp:

2012-08-14T19:27:42Z (12 years ago)

Author:

Maurizio Lombardi <m.lombardi85@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

f7ea5400

Parents:

14c5005 (diff), 4802dd7 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

merge mainline changes

File:

• uspace/drv/bus/usb/usbmast/main.c (modified) (4 diffs)

uspace/drv/bus/usb/usbmast/main.c

@@ -37 +37 @@
 #include <as.h>
 #include <async.h>
-#include <ipc/bd.h>
+#include <bd_srv.h>
 #include <macros.h>
 #include <usb/dev/driver.h>
@@ -82 +82 @@
     void *arg);
 
+static int usbmast_bd_open(bd_srv_t *);
+static int usbmast_bd_close(bd_srv_t *);
+static int usbmast_bd_read_blocks(bd_srv_t *, aoff64_t, size_t, void *, size_t);
+static int usbmast_bd_write_blocks(bd_srv_t *, aoff64_t, size_t, const void *, size_t);
+static int usbmast_bd_get_block_size(bd_srv_t *, size_t *);
+static int usbmast_bd_get_num_blocks(bd_srv_t *, aoff64_t *);
+
+static bd_ops_t usbmast_bd_ops = {
+        .open = usbmast_bd_open,
+        .close = usbmast_bd_close,
+        .read_blocks = usbmast_bd_read_blocks,
+        .write_blocks = usbmast_bd_write_blocks,
+        .get_block_size = usbmast_bd_get_block_size,
+        .get_num_blocks = usbmast_bd_get_num_blocks
+};
+
+static usbmast_fun_t *bd_srv_usbmast(bd_srv_t *bd)
+{
+        return (usbmast_fun_t *)bd->arg;
+}
+
 /** Callback when a device is removed from the system.
  *
@@ -219 +240 @@
         mfun->lun = lun;
 
+        bd_srv_init(&mfun->bd);
+        mfun->bd.ops = &usbmast_bd_ops;
+        mfun->bd.arg = mfun;
+
         /* Set up a connection handler. */
         fun->conn_handler = usbmast_bd_connection;
@@ -284 +309 @@
 {
         usbmast_fun_t *mfun;
-        void *comm_buf = NULL;
-        size_t comm_size;
-        ipc_callid_t callid;
-        ipc_call_t call;
-        unsigned int flags;
-        sysarg_t method;
-        uint64_t ba;
-        size_t cnt;
-        int retval;
-
-        async_answer_0(iid, EOK);
-
-        if (!async_share_out_receive(&callid, &comm_size, &flags)) {
-                async_answer_0(callid, EHANGUP);
-                return;
-        }
-        
-        (void) async_share_out_finalize(callid, &comm_buf);
-        if (comm_buf == AS_MAP_FAILED) {
-                async_answer_0(callid, EHANGUP);
-                return;
-        }
-        
+
         mfun = (usbmast_fun_t *) ((ddf_fun_t *)arg)->driver_data;
-
-        while (true) {
-                callid = async_get_call(&call);
-                method = IPC_GET_IMETHOD(call);
-
-                if (!method) {
-                        /* The other side hung up. */
-                        async_answer_0(callid, EOK);
-                        return;
-                }
-
-                switch (method) {
-                case BD_GET_BLOCK_SIZE:
-                        async_answer_1(callid, EOK, mfun->block_size);
-                        break;
-                case BD_GET_NUM_BLOCKS:
-                        async_answer_2(callid, EOK, LOWER32(mfun->nblocks),
-                            UPPER32(mfun->nblocks));
-                        break;
-                case BD_READ_BLOCKS:
-                        ba = MERGE_LOUP32(IPC_GET_ARG1(call), IPC_GET_ARG2(call));
-                        cnt = IPC_GET_ARG3(call);
-                        retval = usbmast_read(mfun, ba, cnt, comm_buf);
-                        async_answer_0(callid, retval);
-                        break;
-                case BD_WRITE_BLOCKS:
-                        ba = MERGE_LOUP32(IPC_GET_ARG1(call), IPC_GET_ARG2(call));
-                        cnt = IPC_GET_ARG3(call);
-                        retval = usbmast_write(mfun, ba, cnt, comm_buf);
-                        async_answer_0(callid, retval);
-                        break;
-                default:
-                        async_answer_0(callid, EINVAL);
-                }
-        }
-}
+        bd_conn(iid, icall, &mfun->bd);
+}
+
+/** Open device. */
+static int usbmast_bd_open(bd_srv_t *bd)
+{
+        return EOK;
+}
+
+/** Close device. */
+static int usbmast_bd_close(bd_srv_t *bd)
+{
+        return EOK;
+}
+
+/** Read blocks from the device. */
+static int usbmast_bd_read_blocks(bd_srv_t *bd, uint64_t ba, size_t cnt, void *buf,
+    size_t size)
+{
+        usbmast_fun_t *mfun = bd_srv_usbmast(bd);
+
+        if (size < cnt * mfun->block_size)
+                return EINVAL;
+
+        return usbmast_read(mfun, ba, cnt, buf);
+}
+
+/** Write blocks to the device. */
+static int usbmast_bd_write_blocks(bd_srv_t *bd, uint64_t ba, size_t cnt,
+    const void *buf, size_t size)
+{
+        usbmast_fun_t *mfun = bd_srv_usbmast(bd);
+
+        if (size < cnt * mfun->block_size)
+                return EINVAL;
+
+        return usbmast_write(mfun, ba, cnt, buf);
+}
+
+/** Get device block size. */
+static int usbmast_bd_get_block_size(bd_srv_t *bd, size_t *rsize)
+{
+        usbmast_fun_t *mfun = bd_srv_usbmast(bd);
+        *rsize = mfun->block_size;
+        return EOK;
+}
+
+/** Get number of blocks on device. */
+static int usbmast_bd_get_num_blocks(bd_srv_t *bd, aoff64_t *rnb)
+{
+        usbmast_fun_t *mfun = bd_srv_usbmast(bd);
+        *rnb = mfun->nblocks;
+        return EOK;
+}
+
 
 /** USB mass storage driver ops. */