libata: Add a drivers/ide style DMA disable

[deliverable/linux.git] / include / linux / libata.h

diff --git a/include/linux/libata.h b/include/linux/libata.h
index cd9c2a28136a407dfe77ecce0967141954c96151..84dfc23b9d3103b3ad54919cb2eb2a4b113ac337 100644 (file)
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -330,6 +330,13 @@ enum {
        ATA_HORKAGE_MAX_SEC_128 = (1 << 3),     /* Limit max sects to 128 */
        ATA_HORKAGE_BROKEN_HPA  = (1 << 4),     /* Broken HPA */
        ATA_HORKAGE_SKIP_PM     = (1 << 5),     /* Skip PM operations */
+       ATA_HORKAGE_HPA_SIZE    = (1 << 6),     /* native size off by one */
+
+        /* DMA mask for user DMA control: User visible values; DO NOT 
+           renumber */
+       ATA_DMA_MASK_ATA        = (1 << 0),     /* DMA on ATA Disk */
+       ATA_DMA_MASK_ATAPI      = (1 << 1),     /* DMA on ATAPI */
+       ATA_DMA_MASK_CFA        = (1 << 2),     /* DMA on CF Card */
 };
 
 enum hsm_task_states {
@@ -943,6 +950,26 @@ extern int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bit
 extern unsigned long ata_pci_default_filter(struct ata_device *, unsigned long);
 #endif /* CONFIG_PCI */
 
+/*
+ * PMP
+ */
+extern int sata_pmp_qc_defer_cmd_switch(struct ata_queued_cmd *qc);
+extern void sata_pmp_read_init_tf(struct ata_taskfile *tf,
+                                 struct ata_device *dev, int pmp, int reg);
+extern u32 sata_pmp_read_val(const struct ata_taskfile *tf);
+extern void sata_pmp_write_init_tf(struct ata_taskfile *tf,
+                                  struct ata_device *dev,
+                                  int pmp, int reg, u32 val);
+extern int sata_pmp_std_prereset(struct ata_link *link, unsigned long deadline);
+extern int sata_pmp_std_hardreset(struct ata_link *link, unsigned int *class,
+                                 unsigned long deadline);
+extern void sata_pmp_std_postreset(struct ata_link *link, unsigned int *class);
+extern void sata_pmp_do_eh(struct ata_port *ap,
+               ata_prereset_fn_t prereset, ata_reset_fn_t softreset,
+               ata_reset_fn_t hardreset, ata_postreset_fn_t postreset,
+               ata_prereset_fn_t pmp_prereset, ata_reset_fn_t pmp_softreset,
+               ata_reset_fn_t pmp_hardreset, ata_postreset_fn_t pmp_postreset);
+
 /*
  * EH
  */