From b6fe41fa6dbdf7b92b76cd4848ef442de18e03d3 Mon Sep 17 00:00:00 2001 From: John Snow Date: Sat, 4 Jul 2015 02:06:03 -0400 Subject: ahci: use shorter variables Trivial cleanup that I didn't want to tack-on to anything else. Signed-off-by: John Snow Reviewed-by: Stefan Hajnoczi Message-id: 1435016308-6150-3-git-send-email-jsnow@redhat.com --- hw/ide/ahci.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) (limited to 'hw/ide/ahci.c') diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index 0d6a2d8b4c..3a8bff7e12 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -972,9 +972,11 @@ static int is_ncq(uint8_t ata_cmd) static void process_ncq_command(AHCIState *s, int port, uint8_t *cmd_fis, int slot) { + AHCIDevice *ad = &s->dev[port]; + IDEState *ide_state = &ad->port.ifs[0]; NCQFrame *ncq_fis = (NCQFrame*)cmd_fis; uint8_t tag = ncq_fis->tag >> 3; - NCQTransferState *ncq_tfs = &s->dev[port].ncq_tfs[tag]; + NCQTransferState *ncq_tfs = &ad->ncq_tfs[tag]; if (ncq_tfs->used) { /* error - already in use */ @@ -983,7 +985,7 @@ static void process_ncq_command(AHCIState *s, int port, uint8_t *cmd_fis, } ncq_tfs->used = 1; - ncq_tfs->drive = &s->dev[port]; + ncq_tfs->drive = ad; ncq_tfs->slot = slot; ncq_tfs->lba = ((uint64_t)ncq_fis->lba5 << 40) | ((uint64_t)ncq_fis->lba4 << 32) | @@ -1000,9 +1002,9 @@ static void process_ncq_command(AHCIState *s, int port, uint8_t *cmd_fis, DPRINTF(port, "NCQ transfer LBA from %"PRId64" to %"PRId64", " "drive max %"PRId64"\n", ncq_tfs->lba, ncq_tfs->lba + ncq_tfs->sector_count - 2, - s->dev[port].port.ifs[0].nb_sectors - 1); + ide_state->nb_sectors - 1); - ahci_populate_sglist(&s->dev[port], &ncq_tfs->sglist, 0); + ahci_populate_sglist(ad, &ncq_tfs->sglist, 0); ncq_tfs->tag = tag; switch(ncq_fis->command) { @@ -1014,9 +1016,9 @@ static void process_ncq_command(AHCIState *s, int port, uint8_t *cmd_fis, DPRINTF(port, "tag %d aio read %"PRId64"\n", ncq_tfs->tag, ncq_tfs->lba); - dma_acct_start(ncq_tfs->drive->port.ifs[0].blk, &ncq_tfs->acct, + dma_acct_start(ide_state->blk, &ncq_tfs->acct, &ncq_tfs->sglist, BLOCK_ACCT_READ); - ncq_tfs->aiocb = dma_blk_read(ncq_tfs->drive->port.ifs[0].blk, + ncq_tfs->aiocb = dma_blk_read(ide_state->blk, &ncq_tfs->sglist, ncq_tfs->lba, ncq_cb, ncq_tfs); break; @@ -1027,9 +1029,9 @@ static void process_ncq_command(AHCIState *s, int port, uint8_t *cmd_fis, DPRINTF(port, "tag %d aio write %"PRId64"\n", ncq_tfs->tag, ncq_tfs->lba); - dma_acct_start(ncq_tfs->drive->port.ifs[0].blk, &ncq_tfs->acct, + dma_acct_start(ide_state->blk, &ncq_tfs->acct, &ncq_tfs->sglist, BLOCK_ACCT_WRITE); - ncq_tfs->aiocb = dma_blk_write(ncq_tfs->drive->port.ifs[0].blk, + ncq_tfs->aiocb = dma_blk_write(ide_state->blk, &ncq_tfs->sglist, ncq_tfs->lba, ncq_cb, ncq_tfs); break; -- cgit v1.2.3