[PATCH 2/3] libata: Flag some SATA devices as non-hotpluggable

From: Matthew Garrett
Date: Thu Jul 16 2009 - 15:58:29 EST


SATA is generally hotpluggable, though some controllers don't expose
enough information to make it possible. Flag those controllers
appropriately.

Signed-off-by: Matthew Garrett <mjg@xxxxxxxxxx>
---
drivers/ata/ata_piix.c | 3 ++-
drivers/ata/sata_sx4.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index d0a14cf..58340ea 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -110,7 +110,8 @@ enum {
PIIX_FLAG_SIDPR = (1 << 29), /* SATA idx/data pair regs */

PIIX_PATA_FLAGS = ATA_FLAG_SLAVE_POSS,
- PIIX_SATA_FLAGS = ATA_FLAG_SATA | PIIX_FLAG_CHECKINTR,
+ PIIX_SATA_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_SATA_HOTPLUG |
+ PIIX_FLAG_CHECKINTR,

PIIX_80C_PRI = (1 << 5) | (1 << 4),
PIIX_80C_SEC = (1 << 7) | (1 << 6),
diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index bbcf970..8cb53b4 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -274,7 +274,8 @@ static const struct ata_port_info pdc_port_info[] = {
{
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SRST | ATA_FLAG_MMIO |
- ATA_FLAG_NO_ATAPI | ATA_FLAG_PIO_POLLING,
+ ATA_FLAG_NO_ATAPI | ATA_FLAG_PIO_POLLING |
+ ATA_FLAG_NO_SATA_HOTPLUG,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA6,
--
1.6.2.5

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