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authorDavid S. Miller <davem@davemloft.net>2017-10-30 14:10:01 +0900
committerDavid S. Miller <davem@davemloft.net>2017-10-30 21:09:24 +0900
commite1ea2f9856b765a2eaabb403a6751f70efc9ba4c (patch)
tree771f0f96fdab1b27757730e96d911c73f5499ee4 /kernel/irq/generic-chip.c
parentaad93c70b9a3b80dbc383a31e77a119f69bdd856 (diff)
parent0b07194bb55ed836c2cc7c22e866b87a14681984 (diff)
downloadop-kernel-dev-e1ea2f9856b765a2eaabb403a6751f70efc9ba4c.zip
op-kernel-dev-e1ea2f9856b765a2eaabb403a6751f70efc9ba4c.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Several conflicts here. NFP driver bug fix adding nfp_netdev_is_nfp_repr() check to nfp_fl_output() needed some adjustments because the code block is in an else block now. Parallel additions to net/pkt_cls.h and net/sch_generic.h A bug fix in __tcp_retransmit_skb() conflicted with some of the rbtree changes in net-next. The tc action RCU callback fixes in 'net' had some overlap with some of the recent tcf_block reworking. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/irq/generic-chip.c')
-rw-r--r--kernel/irq/generic-chip.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c
index 5270a54..c26c5bb 100644
--- a/kernel/irq/generic-chip.c
+++ b/kernel/irq/generic-chip.c
@@ -135,17 +135,26 @@ void irq_gc_ack_clr_bit(struct irq_data *d)
}
/**
- * irq_gc_mask_disable_reg_and_ack - Mask and ack pending interrupt
+ * irq_gc_mask_disable_and_ack_set - Mask and ack pending interrupt
* @d: irq_data
+ *
+ * This generic implementation of the irq_mask_ack method is for chips
+ * with separate enable/disable registers instead of a single mask
+ * register and where a pending interrupt is acknowledged by setting a
+ * bit.
+ *
+ * Note: This is the only permutation currently used. Similar generic
+ * functions should be added here if other permutations are required.
*/
-void irq_gc_mask_disable_reg_and_ack(struct irq_data *d)
+void irq_gc_mask_disable_and_ack_set(struct irq_data *d)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
struct irq_chip_type *ct = irq_data_get_chip_type(d);
u32 mask = d->mask;
irq_gc_lock(gc);
- irq_reg_writel(gc, mask, ct->regs.mask);
+ irq_reg_writel(gc, mask, ct->regs.disable);
+ *ct->mask_cache &= ~mask;
irq_reg_writel(gc, mask, ct->regs.ack);
irq_gc_unlock(gc);
}
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