hw/ide: Move IDE DMA related definitions to a separate header ide-dma.h

These definitions are required outside of the hw/ide/ code, too,
so lets's move them from internal.h to a new header called ide-dma.h.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240220085505.30255-4-thuth@redhat.com>
[PMD: Use IDEDMAOps typedef in struct IDEDMA]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

1 files changed, 37 insertions, 0 deletions

diff --git a/include/hw/ide/ide-dma.h b/include/hw/ide/ide-dma.h
new file mode 100644
index 0000000000..d0b19ac9c5
--- /dev/null
+++ b/include/hw/ide/ide-dma.h
@@ -0,0 +1,37 @@
+#ifndef HW_IDE_DMA_H
+#define HW_IDE_DMA_H
+
+#include "block/aio.h"
+#include "qemu/iov.h"
+
+typedef struct IDEState IDEState;
+typedef struct IDEDMAOps IDEDMAOps;
+typedef struct IDEDMA IDEDMA;
+
+typedef void DMAStartFunc(const IDEDMA *, IDEState *, BlockCompletionFunc *);
+typedef void DMAVoidFunc(const IDEDMA *);
+typedef int DMAIntFunc(const IDEDMA *, bool);
+typedef int32_t DMAInt32Func(const IDEDMA *, int32_t len);
+typedef void DMAu32Func(const IDEDMA *, uint32_t);
+typedef void DMAStopFunc(const IDEDMA *, bool);
+
+struct IDEDMAOps {
+    DMAStartFunc *start_dma;
+    DMAVoidFunc *pio_transfer;
+    DMAInt32Func *prepare_buf;
+    DMAu32Func *commit_buf;
+    DMAIntFunc *rw_buf;
+    DMAVoidFunc *restart;
+    DMAVoidFunc *restart_dma;
+    DMAStopFunc *set_inactive;
+    DMAVoidFunc *cmd_done;
+    DMAVoidFunc *reset;
+};
+
+struct IDEDMA {
+    const IDEDMAOps *ops;
+    QEMUIOVector qiov;
+    BlockAIOCB *aiocb;
+};
+
+#endif