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authorFelix Fietkau <nbd@nbd.name>2016-05-12 17:51:24 +0200
committerFelix Fietkau <nbd@nbd.name>2016-05-12 17:51:24 +0200
commit930195737a0916d80ad2f7fe8b0f8fe4e4691762 (patch)
treeff89a5a9f52efd7f74fdeca722138e6a83efb65c /target/linux/oxnas/patches-4.1/999-libata-hacks.patch
parent825ef34f15b0b66d2c77bc6dc6002268c310a356 (diff)
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oxnas: delete linux 4.1 support
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target/linux/oxnas/patches-4.1/999-libata-hacks.patch')
-rw-r--r--target/linux/oxnas/patches-4.1/999-libata-hacks.patch57
1 files changed, 0 insertions, 57 deletions
diff --git a/target/linux/oxnas/patches-4.1/999-libata-hacks.patch b/target/linux/oxnas/patches-4.1/999-libata-hacks.patch
deleted file mode 100644
index 7d6670be56..0000000000
--- a/target/linux/oxnas/patches-4.1/999-libata-hacks.patch
+++ /dev/null
@@ -1,57 +0,0 @@
---- a/drivers/ata/libata-core.c
-+++ b/drivers/ata/libata-core.c
-@@ -1589,6 +1589,14 @@ unsigned ata_exec_internal_sg(struct ata
- return AC_ERR_SYSTEM;
- }
-
-+ if (ap->ops->acquire_hw && !ap->ops->acquire_hw(ap, 0, 0)) {
-+ spin_unlock_irqrestore(ap->lock, flags);
-+ if (!ap->ops->acquire_hw(ap, 1, (2*HZ))) {
-+ return AC_ERR_TIMEOUT;
-+ }
-+ spin_lock_irqsave(ap->lock, flags);
-+ }
-+
- /* initialize internal qc */
-
- /* XXX: Tag 0 is used for drivers with legacy EH as some
-@@ -4780,6 +4788,9 @@ struct ata_queued_cmd *ata_qc_new_init(s
- if (unlikely(ap->pflags & ATA_PFLAG_FROZEN))
- return NULL;
-
-+ if (ap->ops->qc_new && ap->ops->qc_new(ap))
-+ return NULL;
-+
- /* libsas case */
- if (ap->flags & ATA_FLAG_SAS_HOST) {
- tag = ata_sas_allocate_tag(ap);
-@@ -4825,6 +4836,8 @@ void ata_qc_free(struct ata_queued_cmd *
- qc->tag = ATA_TAG_POISON;
- if (ap->flags & ATA_FLAG_SAS_HOST)
- ata_sas_free_tag(tag, ap);
-+ if (ap->ops->qc_free)
-+ ap->ops->qc_free(qc);
- }
- }
-
---- a/include/linux/libata.h
-+++ b/include/linux/libata.h
-@@ -905,6 +905,8 @@ struct ata_port_operations {
- void (*qc_prep)(struct ata_queued_cmd *qc);
- unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
- bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
-+ int (*qc_new)(struct ata_port *ap);
-+ void (*qc_free)(struct ata_queued_cmd *qc);
-
- /*
- * Configuration and exception handling
-@@ -995,6 +997,9 @@ struct ata_port_operations {
- void (*phy_reset)(struct ata_port *ap);
- void (*eng_timeout)(struct ata_port *ap);
-
-+ int (*acquire_hw)(struct ata_port *ap, int may_sleep,
-+ int timeout_jiffies);
-+
- /*
- * ->inherits must be the last field and all the preceding
- * fields must be pointers.