Changeset f8608f2 in mainline for uspace/lib/drv/generic/remote_audio_pcm_buffer.c

Timestamp:

2012-07-05T17:25:29Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

8de7ef2

Parents:

2f7042e

Message:

libdrv,audio: Be a bit more verbose about buffer setup.

File:

• uspace/lib/drv/generic/remote_audio_pcm_buffer.c (modified) (2 diffs)

uspace/lib/drv/generic/remote_audio_pcm_buffer.c

@@ -33 +33 @@
 
 #include <async.h>
+#include <ddf/log.h>
 #include <errno.h>
 #include <str.h>
@@ -224 +225 @@
         /* Share the buffer. */
         if (ret == EOK && size > 0) {
-                size_t share_size;
-                ipc_callid_t name_id;
-                if (!async_share_in_receive(&name_id, &share_size)) {
-                        async_answer_0(name_id, EPARTY);
-                        return;
-                }
+                size_t share_size = 0;
+                ipc_callid_t share_id = 0;
+                ddf_msg(LVL_DEBUG2, "Calling share receive.");
+                if (!async_share_in_receive(&share_id, &share_size)) {
+                        ddf_msg(LVL_DEBUG, "Failed to share pcm buffer.");
+                        if (pcm_iface->release_buffer)
+                                pcm_iface->release_buffer(fun, id);
+                        async_answer_0(share_id, EPARTY);
+                        return;
+                }
+                ddf_msg(LVL_DEBUG2, "Checking requested share size");
                 if (share_size != size) {
-                        async_answer_0(name_id, ELIMIT);
-                        return;
-                }
-                async_share_in_finalize(name_id, buffer, PROTO_READ | PROTO_WRITE);
+                        ddf_msg(LVL_DEBUG, "Incorrect pcm buffer size requested.");
+                        if (pcm_iface->release_buffer)
+                                pcm_iface->release_buffer(fun, id);
+                        async_answer_0(share_id, ELIMIT);
+                        return;
+                }
+                ddf_msg(LVL_DEBUG2, "Calling share finalize");
+                const int ret = async_share_in_finalize(share_id, buffer, 0);
+                if (ret != EOK) {
+                        ddf_msg(LVL_DEBUG, "Failed to share buffer");
+                        if (pcm_iface->release_buffer)
+                                pcm_iface->release_buffer(fun, id);
+                        return;
+
+                }
+                ddf_msg(LVL_DEBUG2, "Buffer shared ok with size %zu.",
+                    share_size);
         }
 }