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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-25 17:08:28 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-25 17:08:28 -0800 |
| commit | 2ba14a017a4ba8d2266316f481d4ad7400073d18 (patch) | |
| tree | 6e86dcbbb7898eb747f1198e33961eb68bfcdb4d /drivers/ata/sata_sil24.c | |
| parent | 99f1c97dbdb30e958edfd1ced0ae43df62504e07 (diff) | |
| parent | a984f58dd97f22f5113700322fed311a0ee29947 (diff) | |
| download | kernel_samsung_crespo-2ba14a017a4ba8d2266316f481d4ad7400073d18.zip kernel_samsung_crespo-2ba14a017a4ba8d2266316f481d4ad7400073d18.tar.gz kernel_samsung_crespo-2ba14a017a4ba8d2266316f481d4ad7400073d18.tar.bz2 | |
Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: (67 commits)
fix drivers/ata/sata_fsl.c double-decl
[libata] Prefer SCSI_SENSE_BUFFERSIZE to sizeof()
pata_legacy: Merge winbond support
ata_generic: Cenatek support
pata_winbond: error return
pata_serverworks: Fix cable types and cosmetics
pata_mpc52xx: remove un-needed assignment
libata: fix off-by-one in error categorization
ahci: factor out AHCI enabling and enable AHCI before reading CAP
ata_piix: implement SIDPR SCR access
ata_piix: convert to prepare - activate initialization
libata: factor out ata_pci_activate_sff_host() from ata_pci_one()
[libata] Prefer SCSI_SENSE_BUFFERSIZE to sizeof()
pata_legacy: resychronize with upstream changes and resubmit
[libata] pata_legacy: typo fix
[libata] pata_winbond: update for new ->data_xfer hook
pata_pcmcia: convert to new data_xfer prototype
libata annotations and fixes
libata: use dev_driver_string() instead of "libata" in libata-sff.c
ata_piix: kill unused constants and flags
...
Diffstat (limited to 'drivers/ata/sata_sil24.c')
| -rw-r--r-- | drivers/ata/sata_sil24.c | 30 |
1 files changed, 7 insertions, 23 deletions
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c index 864c1c1..b4b1f91 100644 --- a/drivers/ata/sata_sil24.c +++ b/drivers/ata/sata_sil24.c @@ -813,8 +813,9 @@ static inline void sil24_fill_sg(struct ata_queued_cmd *qc, { struct scatterlist *sg; struct sil24_sge *last_sge = NULL; + unsigned int si; - ata_for_each_sg(sg, qc) { + for_each_sg(qc->sg, sg, qc->n_elem, si) { sge->addr = cpu_to_le64(sg_dma_address(sg)); sge->cnt = cpu_to_le32(sg_dma_len(sg)); sge->flags = 0; @@ -823,8 +824,7 @@ static inline void sil24_fill_sg(struct ata_queued_cmd *qc, sge++; } - if (likely(last_sge)) - last_sge->flags = cpu_to_le32(SGE_TRM); + last_sge->flags = cpu_to_le32(SGE_TRM); } static int sil24_qc_defer(struct ata_queued_cmd *qc) @@ -852,9 +852,7 @@ static int sil24_qc_defer(struct ata_queued_cmd *qc) * set. * */ - int is_excl = (prot == ATA_PROT_ATAPI || - prot == ATA_PROT_ATAPI_NODATA || - prot == ATA_PROT_ATAPI_DMA || + int is_excl = (ata_is_atapi(prot) || (qc->flags & ATA_QCFLAG_RESULT_TF)); if (unlikely(ap->excl_link)) { @@ -885,35 +883,21 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc) cb = &pp->cmd_block[sil24_tag(qc->tag)]; - switch (qc->tf.protocol) { - case ATA_PROT_PIO: - case ATA_PROT_DMA: - case ATA_PROT_NCQ: - case ATA_PROT_NODATA: + if (!ata_is_atapi(qc->tf.protocol)) { prb = &cb->ata.prb; sge = cb->ata.sge; - break; - - case ATA_PROT_ATAPI: - case ATA_PROT_ATAPI_DMA: - case ATA_PROT_ATAPI_NODATA: + } else { prb = &cb->atapi.prb; sge = cb->atapi.sge; memset(cb->atapi.cdb, 0, 32); memcpy(cb->atapi.cdb, qc->cdb, qc->dev->cdb_len); - if (qc->tf.protocol != ATA_PROT_ATAPI_NODATA) { + if (ata_is_data(qc->tf.protocol)) { if (qc->tf.flags & ATA_TFLAG_WRITE) ctrl = PRB_CTRL_PACKET_WRITE; else ctrl = PRB_CTRL_PACKET_READ; } - break; - - default: - prb = NULL; /* shut up, gcc */ - sge = NULL; - BUG(); } prb->ctrl = cpu_to_le16(ctrl); |