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authorAaro Koskinen <aaro.koskinen@iki.fi>2016-08-31 23:57:41 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-09-02 14:46:53 +0200
commit9382cfe1338289f40ed1af479b358103f56f5eec (patch)
treeeee9e53be1ee3c25186538f6b42b5a8e69518839 /drivers/staging/octeon
parent785e9b7d3febcfeb461efe528320c753640d6fb4 (diff)
staging: octeon: move irq into rx group specific data
Move IRQ number into RX group specific data. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/octeon')
-rw-r--r--drivers/staging/octeon/ethernet-rx.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/staging/octeon/ethernet-rx.c b/drivers/staging/octeon/ethernet-rx.c
index 65f60134ca60..776003c6be82 100644
--- a/drivers/staging/octeon/ethernet-rx.c
+++ b/drivers/staging/octeon/ethernet-rx.c
@@ -44,6 +44,7 @@
#include <asm/octeon/cvmx-gmxx-defs.h>
static struct oct_rx_group {
+ int irq;
struct napi_struct napi;
} oct_rx_group;
@@ -417,6 +418,8 @@ static int cvm_oct_poll(int budget)
*/
static int cvm_oct_napi_poll(struct napi_struct *napi, int budget)
{
+ struct oct_rx_group *rx_group = container_of(napi, struct oct_rx_group,
+ napi);
int rx_count;
rx_count = cvm_oct_poll(budget);
@@ -424,7 +427,7 @@ static int cvm_oct_napi_poll(struct napi_struct *napi, int budget)
if (rx_count < budget) {
/* No more work */
napi_complete(napi);
- enable_irq(OCTEON_IRQ_WORKQ0 + pow_receive_group);
+ enable_irq(rx_group->irq);
}
return rx_count;
}
@@ -461,16 +464,16 @@ void cvm_oct_rx_initialize(void)
rx_napi_weight);
napi_enable(&oct_rx_group.napi);
+ oct_rx_group.irq = OCTEON_IRQ_WORKQ0 + pow_receive_group;
+
/* Register an IRQ handler to receive POW interrupts */
- i = request_irq(OCTEON_IRQ_WORKQ0 + pow_receive_group,
- cvm_oct_do_interrupt, 0, "Ethernet",
+ i = request_irq(oct_rx_group.irq, cvm_oct_do_interrupt, 0, "Ethernet",
&oct_rx_group.napi);
if (i)
- panic("Could not acquire Ethernet IRQ %d\n",
- OCTEON_IRQ_WORKQ0 + pow_receive_group);
+ panic("Could not acquire Ethernet IRQ %d\n", oct_rx_group.irq);
- disable_irq_nosync(OCTEON_IRQ_WORKQ0 + pow_receive_group);
+ disable_irq_nosync(oct_rx_group.irq);
/* Enable POW interrupt when our port has at least one packet */
if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
@@ -514,7 +517,7 @@ void cvm_oct_rx_shutdown(void)
cvmx_write_csr(CVMX_POW_WQ_INT_THRX(pow_receive_group), 0);
/* Free the interrupt handler */
- free_irq(OCTEON_IRQ_WORKQ0 + pow_receive_group, cvm_oct_device);
+ free_irq(oct_rx_group.irq, cvm_oct_device);
netif_napi_del(&oct_rx_group.napi);
}