libata: support host-aware and host-managed ZAC devices

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

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 0019d4b..d15c19e 100644 (file)
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -181,6 +181,7 @@ enum {
        ATA_DFLAG_DEVSLP        = (1 << 27), /* device supports Device Sleep */
        ATA_DFLAG_ACPI_DISABLED = (1 << 28), /* ACPI for the device is disabled */
        ATA_DFLAG_D_SENSE       = (1 << 29), /* Descriptor sense requested */
+       ATA_DFLAG_ZAC           = (1 << 30), /* ZAC device */
 
        ATA_DEV_UNKNOWN         = 0,    /* unknown device */
        ATA_DEV_ATA             = 1,    /* ATA device */
@@ -731,6 +732,12 @@ struct ata_device {
        u8                      ncq_send_recv_cmds[ATA_LOG_NCQ_SEND_RECV_SIZE];
        u8                      ncq_non_data_cmds[ATA_LOG_NCQ_NON_DATA_SIZE];
 
+       /* ZAC zone configuration */
+       u32                     zac_zoned_cap;
+       u32                     zac_zones_optimal_open;
+       u32                     zac_zones_optimal_nonseq;
+       u32                     zac_zones_max_open;
+
        /* error history */
        int                     spdn_cnt;
        /* ering is CLEAR_END, read comment above CLEAR_END */