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bee76f1bfa
Remove upstreamed patches: generic-backport 701-v5.5-net-core-use-listified-Rx-for-GRO_NORMAL-in-napi_gro.patch Manually merged: mediatek/patches-5.4 0603-net-dsa-mt7530-Extend-device-data-ready-for-adding-a.patch All other modifications made by update_kernel.sh Build-tested: ipq806x, lantiq/xrx200, mvebu, x86/64 Run-tested: ipq806x (R7800), mvebu (mamba, rango), lantiq/xrx200 (Easybox 904 xDSL), x86/64 No dmesg regressions, everything functional Signed-off-by: John Audia <graysky@archlinux.us> [add community build/run tests to commit message] Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
58 lines
1.6 KiB
Diff
58 lines
1.6 KiB
Diff
--- a/drivers/ata/libata-core.c
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+++ b/drivers/ata/libata-core.c
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@@ -1583,6 +1583,14 @@ unsigned ata_exec_internal_sg(struct ata
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return AC_ERR_SYSTEM;
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}
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+ if (ap->ops->acquire_hw && !ap->ops->acquire_hw(ap, 0, 0)) {
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+ spin_unlock_irqrestore(ap->lock, flags);
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+ if (!ap->ops->acquire_hw(ap, 1, (2*HZ))) {
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+ return AC_ERR_TIMEOUT;
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+ }
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+ spin_lock_irqsave(ap->lock, flags);
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+ }
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+
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/* initialize internal qc */
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qc = __ata_qc_from_tag(ap, ATA_TAG_INTERNAL);
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@@ -5121,6 +5129,9 @@ struct ata_queued_cmd *ata_qc_new_init(s
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if (unlikely(ap->pflags & ATA_PFLAG_FROZEN))
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return NULL;
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+ if (ap->ops->qc_new && ap->ops->qc_new(ap))
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+ return NULL;
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+
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/* libsas case */
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if (ap->flags & ATA_FLAG_SAS_HOST) {
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tag = ata_sas_allocate_tag(ap);
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@@ -5166,6 +5177,8 @@ void ata_qc_free(struct ata_queued_cmd *
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qc->tag = ATA_TAG_POISON;
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if (ap->flags & ATA_FLAG_SAS_HOST)
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ata_sas_free_tag(tag, ap);
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+ if (ap->ops->qc_free)
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+ ap->ops->qc_free(qc);
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}
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}
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--- a/include/linux/libata.h
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+++ b/include/linux/libata.h
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@@ -909,6 +909,8 @@ struct ata_port_operations {
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void (*qc_prep)(struct ata_queued_cmd *qc);
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unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
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bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
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+ int (*qc_new)(struct ata_port *ap);
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+ void (*qc_free)(struct ata_queued_cmd *qc);
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/*
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* Configuration and exception handling
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@@ -999,6 +1001,9 @@ struct ata_port_operations {
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void (*phy_reset)(struct ata_port *ap);
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void (*eng_timeout)(struct ata_port *ap);
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+ int (*acquire_hw)(struct ata_port *ap, int may_sleep,
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+ int timeout_jiffies);
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+
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/*
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* ->inherits must be the last field and all the preceding
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* fields must be pointers.
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