[PATCH 6/9] staging: octeon: move irq into rx group specific data

From: Aaro Koskinen
Date: Tue Aug 30 2016 - 14:49:52 EST


Move IRQ number into RX group specific data.

Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxx>
---
drivers/staging/octeon/ethernet-rx.c | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/octeon/ethernet-rx.c b/drivers/staging/octeon/ethernet-rx.c
index 65f6013..776003c 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);
}
--
2.9.2