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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:
  [libata] Call flush_dcache_page after PIO data transfers in libata-sff.c
  ahci: add Acer G725 to broken suspend list
  libata: fix ata_id_logical_per_physical_sectors
  libata-scsi passthru: fix bug which truncated LBA48 return values
hifive-unleashed-5.1
Linus Torvalds 2010-02-05 07:58:21 -08:00
parent 73d2eaac8a 2d68b7fe55
commit 56dca4ceb7
4 changed files with 21 additions and 3 deletions
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15
drivers/ata/ahci.c
View File

@ -2868,6 +2868,21 @@ static bool ahci_broken_suspend(struct pci_dev *pdev)
},
.driver_data = "F.23", /* cutoff BIOS version */
},
/*
* Acer eMachines G725 has the same problem. BIOS
* V1.03 is known to be broken. V3.04 is known to
* work. Inbetween, there are V1.06, V2.06 and V3.03
* that we don't have much idea about. For now,
* blacklist anything older than V3.04.
*/
{
.ident = "G725",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "eMachines"),
DMI_MATCH(DMI_PRODUCT_NAME, "eMachines G725"),
},
.driver_data = "V3.04", /* cutoff BIOS version */
},
{ } /* terminate list */
};
const struct dmi_system_id *dmi = dmi_first_match(sysids);

2
drivers/ata/libata-scsi.c
View File

@ -2875,7 +2875,7 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
* write indication (used for PIO/DMA setup), result TF is
* copied back and we don't whine too much about its failure.
*/
tf->flags = ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
tf->flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
if (scmd->sc_data_direction == DMA_TO_DEVICE)
tf->flags |= ATA_TFLAG_WRITE;

3
drivers/ata/libata-sff.c
View File

@ -893,6 +893,9 @@ static void ata_pio_sector(struct ata_queued_cmd *qc)
do_write);
}
if (!do_write)
flush_dcache_page(page);
qc->curbytes += qc->sect_size;
qc->cursg_ofs += qc->sect_size;

4
include/linux/ata.h
View File

@ -647,9 +647,9 @@ static inline int ata_id_has_large_logical_sectors(const u16 *id)
return id[ATA_ID_SECTOR_SIZE] & (1 << 13);
}
static inline u8 ata_id_logical_per_physical_sectors(const u16 *id)
static inline u16 ata_id_logical_per_physical_sectors(const u16 *id)
{
return id[ATA_ID_SECTOR_SIZE] & 0xf;
return 1 << (id[ATA_ID_SECTOR_SIZE] & 0xf);
}
static inline int ata_id_has_lba48(const u16 *id)