target-mips: Add ASE DSP multiply instructions

[qemu.git] / blockjob.h

diff --git a/blockjob.h b/blockjob.h
index f3d8d58ce3060d3a316618fcf62a769649a79e58..3792b73e524b639c950969281924288ede0660cb 100644 (file)
--- a/blockjob.h
+++ b/blockjob.h
@@ -41,6 +41,15 @@ typedef struct BlockJobType {
 
     /** Optional callback for job types that support setting a speed limit */
     void (*set_speed)(BlockJob *job, int64_t speed, Error **errp);
+
+    /** Optional callback for job types that need to forward I/O status reset */
+    void (*iostatus_reset)(BlockJob *job);
+
+    /**
+     * Optional callback for job types whose completion must be triggered
+     * manually.
+     */
+    void (*complete)(BlockJob *job, Error **errp);
 } BlockJobType;
 
 /**
@@ -69,6 +78,12 @@ struct BlockJob {
      */
     bool cancelled;
 
+    /**
+     * Set to true if the job is either paused, or will pause itself
+     * as soon as possible (if busy == true).
+     */
+    bool paused;
+
     /**
      * Set to false by the job while it is in a quiescent state, where
      * no I/O is pending and the job has yielded on any condition
@@ -76,6 +91,9 @@ struct BlockJob {
      */
     bool busy;
 
+    /** Status that is published by the query-block-jobs QMP API */
+    BlockDeviceIoStatus iostatus;
+
     /** Offset that is published by the query-block-jobs QMP API */
     int64_t offset;
 
@@ -126,14 +144,14 @@ void *block_job_create(const BlockJobType *job_type, BlockDriverState *bs,
 void block_job_sleep_ns(BlockJob *job, QEMUClock *clock, int64_t ns);
 
 /**
- * block_job_complete:
+ * block_job_completed:
  * @job: The job being completed.
  * @ret: The status code.
  *
  * Call the completion function that was registered at creation time, and
  * free @job.
  */
-void block_job_complete(BlockJob *job, int ret);
+void block_job_completed(BlockJob *job, int ret);
 
 /**
  * block_job_set_speed:
@@ -154,6 +172,15 @@ void block_job_set_speed(BlockJob *job, int64_t speed, Error **errp);
  */
 void block_job_cancel(BlockJob *job);
 
+/**
+ * block_job_complete:
+ * @job: The job to be completed.
+ * @errp: Error object.
+ *
+ * Asynchronously complete the specified job.
+ */
+void block_job_complete(BlockJob *job, Error **errp);
+
 /**
  * block_job_is_cancelled:
  * @job: The job being queried.
@@ -170,6 +197,47 @@ bool block_job_is_cancelled(BlockJob *job);
  */
 BlockJobInfo *block_job_query(BlockJob *job);
 
+/**
+ * block_job_pause:
+ * @job: The job to be paused.
+ *
+ * Asynchronously pause the specified job.
+ */
+void block_job_pause(BlockJob *job);
+
+/**
+ * block_job_resume:
+ * @job: The job to be resumed.
+ *
+ * Resume the specified job.
+ */
+void block_job_resume(BlockJob *job);
+
+/**
+ * qobject_from_block_job:
+ * @job: The job whose information is requested.
+ *
+ * Return a QDict corresponding to @job's query-block-jobs entry.
+ */
+QObject *qobject_from_block_job(BlockJob *job);
+
+/**
+ * block_job_ready:
+ * @job: The job which is now ready to complete.
+ *
+ * Send a BLOCK_JOB_READY event for the specified job.
+ */
+void block_job_ready(BlockJob *job);
+
+/**
+ * block_job_is_paused:
+ * @job: The job being queried.
+ *
+ * Returns whether the job is currently paused, or will pause
+ * as soon as it reaches a sleeping point.
+ */
+bool block_job_is_paused(BlockJob *job);
+
 /**
  * block_job_cancel_sync:
  * @job: The job to be canceled.
@@ -184,4 +252,27 @@ BlockJobInfo *block_job_query(BlockJob *job);
  */
 int block_job_cancel_sync(BlockJob *job);
 
+/**
+ * block_job_iostatus_reset:
+ * @job: The job whose I/O status should be reset.
+ *
+ * Reset I/O status on @job and on BlockDriverState objects it uses,
+ * other than job->bs.
+ */
+void block_job_iostatus_reset(BlockJob *job);
+
+/**
+ * block_job_error_action:
+ * @job: The job to signal an error for.
+ * @bs: The block device on which to set an I/O error.
+ * @on_err: The error action setting.
+ * @is_read: Whether the operation was a read.
+ * @error: The error that was reported.
+ *
+ * Report an I/O error for a block job and possibly stop the VM.  Return the
+ * action that was selected based on @on_err and @error.
+ */
+BlockErrorAction block_job_error_action(BlockJob *job, BlockDriverState *bs,
+                                        BlockdevOnError on_err,
+                                        int is_read, int error);
 #endif