macio: remove remainder_len DBDMA_io property

Since the block alignment code is now effectively independent of the DMA
implementation, this variable is no longer required and can be removed.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 1433455177-21243-5-git-send-email-mark.cave-ayland@ilande.co.uk
Signed-off-by: John Snow <jsnow@redhat.com>

diff --git a/hw/ide/macio.c b/hw/ide/macio.c
index d353bd254c9285bfa6d6f30c84f5e7218ca55789..dd52d5073240f8fa5fda9210771621b297605462 100644 (file)
--- a/hw/ide/macio.c
+++ b/hw/ide/macio.c
@@ -278,7 +278,6 @@ static void pmac_ide_transfer_cb(void *opaque, int ret)
         MACIO_DPRINTF("DMA error: %d\n", ret);
         m->aiocb = NULL;
         ide_dma_error(s);
-        io->remainder_len = 0;
         goto done;
     }
 
@@ -509,9 +508,6 @@ static void ide_dbdma_start(IDEDMA *dma, IDEState *s,
                             BlockCompletionFunc *cb)
 {
     MACIOIDEState *m = container_of(dma, MACIOIDEState, dma);
-    DBDMAState *dbdma = m->dbdma;
-    DBDMA_io *io;
-    int i;
 
     s->io_buffer_index = 0;
     if (s->drive_kind == IDE_CD) {
@@ -526,15 +522,6 @@ static void ide_dbdma_start(IDEDMA *dma, IDEState *s,
     MACIO_DPRINTF("lba: %x    size: %x\n", s->lba, s->io_buffer_size);
     MACIO_DPRINTF("-------------------------\n");
 
-    for (i = 0; i < DBDMA_CHANNELS; i++) {
-        io = &dbdma->channels[i].io;
-
-        if (io->opaque == m) {
-            io->remainder_len = 0;
-        }
-    }
-
-    MACIO_DPRINTF("\n");
     m->dma_active = true;
     DBDMA_kick(m->dbdma);
 }

diff --git a/include/hw/ppc/mac_dbdma.h b/include/hw/ppc/mac_dbdma.h
index 7f247fa4f1e08a5a05a7ca0af8baa292952a0f19..c6870212e9aaef0072dbe45378cec37119c25e61 100644 (file)
--- a/include/hw/ppc/mac_dbdma.h
+++ b/include/hw/ppc/mac_dbdma.h
@@ -42,7 +42,6 @@ struct DBDMA_io {
     /* unaligned last sector of a request */
     uint8_t head_remainder[0x200];
     uint8_t tail_remainder[0x200];
-    int remainder_len;
     QEMUIOVector iov;
 };