Merge branch 'upstream'

[pandora-kernel.git] / include / linux / ata.h

diff --git a/include/linux/ata.h b/include/linux/ata.h
index 94f77cc..29fa99b 100644 (file)
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -197,6 +197,7 @@ enum {
        ATA_TFLAG_WRITE         = (1 << 3), /* data dir: host->dev==1 (write) */
        ATA_TFLAG_LBA           = (1 << 4), /* enable LBA */
        ATA_TFLAG_FUA           = (1 << 5), /* enable FUA */
+       ATA_TFLAG_POLLING       = (1 << 6), /* set nIEN to 1 and use polling */
 };
 
 enum ata_tf_protocols {
@@ -267,6 +268,8 @@ struct ata_taskfile {
          ((u64) (id)[(n) + 1] << 16) | \
          ((u64) (id)[(n) + 0]) )
 
+#define ata_id_cdb_intr(id)    (((id)[0] & 0x60) == 0x20)
+
 static inline int ata_id_current_chs_valid(const u16 *id)
 {
        /* For ATA-1 devices, if the INITIALIZE DEVICE PARAMETERS command 
@@ -296,6 +299,14 @@ static inline int is_atapi_taskfile(const struct ata_taskfile *tf)
               (tf->protocol == ATA_PROT_ATAPI_DMA);
 }
 
+static inline int is_multi_taskfile(struct ata_taskfile *tf)
+{
+       return (tf->command == ATA_CMD_READ_MULTI) ||
+              (tf->command == ATA_CMD_WRITE_MULTI) ||
+              (tf->command == ATA_CMD_READ_MULTI_EXT) ||
+              (tf->command == ATA_CMD_WRITE_MULTI_EXT);
+}
+
 static inline int ata_ok(u8 status)
 {
        return ((status & (ATA_BUSY | ATA_DRDY | ATA_DF | ATA_DRQ | ATA_ERR))