pandora: update defconfig

[pandora-kernel.git] / drivers / ata / libata-core.c

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index c47373f..ddf8e48 100644 (file)
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -160,6 +160,10 @@ int libata_allow_tpm = 0;
 module_param_named(allow_tpm, libata_allow_tpm, int, 0444);
 MODULE_PARM_DESC(allow_tpm, "Permit the use of TPM commands (0=off [default], 1=on)");
 
+static int atapi_an;
+module_param(atapi_an, int, 0444);
+MODULE_PARM_DESC(atapi_an, "Enable ATAPI AN media presence notification (0=0ff [default], 1=on)");
+
 MODULE_AUTHOR("Jeff Garzik");
 MODULE_DESCRIPTION("Library module for ATA devices");
 MODULE_LICENSE("GPL");
@@ -2122,6 +2126,14 @@ retry:
                goto err_out;
        }
 
+       if (dev->horkage & ATA_HORKAGE_DUMP_ID) {
+               ata_dev_printk(dev, KERN_DEBUG, "dumping IDENTIFY data, "
+                              "class=%d may_fallback=%d tried_spinup=%d\n",
+                              class, may_fallback, tried_spinup);
+               print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET,
+                              16, 2, id, ATA_ID_WORDS * sizeof(*id), true);
+       }
+
        /* Falling back doesn't make sense if ID data was read
         * successfully at least once.
         */
@@ -2510,7 +2522,8 @@ int ata_dev_configure(struct ata_device *dev)
                 * to enable ATAPI AN to discern between PHY status
                 * changed notifications and ATAPI ANs.
                 */
-               if ((ap->flags & ATA_FLAG_AN) && ata_id_has_atapi_AN(id) &&
+               if (atapi_an &&
+                   (ap->flags & ATA_FLAG_AN) && ata_id_has_atapi_AN(id) &&
                    (!sata_pmp_attached(ap) ||
                     sata_scr_read(&ap->link, SCR_NOTIFICATION, &sntf) == 0)) {
                        unsigned int err_mask;
@@ -4106,9 +4119,8 @@ int ata_dev_revalidate(struct ata_device *dev, unsigned int new_class,
            dev->n_sectors > n_sectors && dev->n_sectors == n_native_sectors) {
                ata_dev_printk(dev, KERN_WARNING,
                               "new n_sectors matches native, probably "
-                              "late HPA unlock, continuing\n");
-               /* keep using the old n_sectors */
-               dev->n_sectors = n_sectors;
+                              "late HPA unlock, n_sectors updated\n");
+               /* use the larger n_sectors */
                return 0;
        }
 
@@ -6372,6 +6384,7 @@ static int __init ata_parse_force_one(char **cur,
                { "3.0Gbps",    .spd_limit      = 2 },
                { "noncq",      .horkage_on     = ATA_HORKAGE_NONCQ },
                { "ncq",        .horkage_off    = ATA_HORKAGE_NONCQ },
+               { "dump_id",    .horkage_on     = ATA_HORKAGE_DUMP_ID },
                { "pio0",       .xfer_mask      = 1 << (ATA_SHIFT_PIO + 0) },
                { "pio1",       .xfer_mask      = 1 << (ATA_SHIFT_PIO + 1) },
                { "pio2",       .xfer_mask      = 1 << (ATA_SHIFT_PIO + 2) },
@@ -6655,6 +6668,7 @@ EXPORT_SYMBOL_GPL(ata_dummy_port_info);
 EXPORT_SYMBOL_GPL(ata_link_next);
 EXPORT_SYMBOL_GPL(ata_dev_next);
 EXPORT_SYMBOL_GPL(ata_std_bios_param);
+EXPORT_SYMBOL_GPL(ata_scsi_unlock_native_capacity);
 EXPORT_SYMBOL_GPL(ata_host_init);
 EXPORT_SYMBOL_GPL(ata_host_alloc);
 EXPORT_SYMBOL_GPL(ata_host_alloc_pinfo);