This patch is in preparation for a nicer IRQ
handling scheme where we use different IRQ
handlers for each IRQ line (as it should be).
Later, we will also drop IRQs offset 0 and 3
because they are always disabled in this driver.
Signed-off-by: Felipe Balbi <ba...@ti.com>
---
drivers/net/ethernet/ti/cpsw.c | 62 ++++++++++++++++++++++++++++++++----------
1 file changed, 47 insertions(+), 15 deletions(-)
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index e61ee83..6e04128 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -2156,7 +2156,8 @@ static int cpsw_probe(struct platform_device *pdev)
void __iomem *ss_regs;
struct resource *res, *ss_res;
u32 slave_offset, sliver_offset, slave_size;
- int ret = 0, i, k = 0;
+ int ret = 0, i;
+ int irq;
ndev = alloc_etherdev(sizeof(struct cpsw_priv));
if (!ndev) {
@@ -2345,24 +2346,55 @@ static int cpsw_probe(struct platform_device *pdev)
goto clean_ale_ret;
}
- while ((res = platform_get_resource(priv->pdev, IORESOURCE_IRQ, k))) {
- if (k >= ARRAY_SIZE(priv->irqs_table)) {
- ret = -EINVAL;
- goto clean_ale_ret;
- }
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0)
+ goto clean_ale_ret;
- ret = devm_request_irq(&pdev->dev, res->start, cpsw_interrupt,
- 0, dev_name(&pdev->dev), priv);
- if (ret < 0) {
- dev_err(priv->dev, "error attaching irq (%d)\n", ret);
- goto clean_ale_ret;
- }
+ priv->irqs_table[0] = irq;
+ ret = devm_request_irq(&pdev->dev, irq, cpsw_interrupt,
+ 0, dev_name(&pdev->dev), priv);
+ if (ret < 0) {
+ dev_err(priv->dev, "error attaching irq (%d)\n", ret);
+ goto clean_ale_ret;
+ }
- priv->irqs_table[k] = res->start;
- k++;
+ irq = platform_get_irq(pdev, 1);
+ if (irq < 0)
+ goto clean_ale_ret;
+
+ priv->irqs_table[1] = irq;
+ ret = devm_request_irq(&pdev->dev, irq, cpsw_interrupt,
+ 0, dev_name(&pdev->dev), priv);
+ if (ret < 0) {
+ dev_err(priv->dev, "error attaching irq (%d)\n", ret);
+ goto clean_ale_ret;
+ }
+
+ irq = platform_get_irq(pdev, 2);
+ if (irq < 0)
+ goto clean_ale_ret;
+
+ priv->irqs_table[2] = irq;
+ ret = devm_request_irq(&pdev->dev, irq, cpsw_interrupt,
+ 0, dev_name(&pdev->dev), priv);
+ if (ret < 0) {
+ dev_err(priv->dev, "error attaching irq (%d)\n", ret);
+ goto clean_ale_ret;
+ }
+
+ irq = platform_get_irq(pdev, 3);
+ if (irq < 0)
+ goto clean_ale_ret;
+
+ priv->irqs_table[3] = irq;
+ ret = devm_request_irq(&pdev->dev, irq, cpsw_interrupt,
+ 0, dev_name(&pdev->dev), priv);
+ if (ret < 0) {
+ dev_err(priv->dev, "error attaching irq (%d)\n", ret);
+ goto clean_ale_ret;
}
- priv->num_irqs = k;
+ priv->num_irqs = 4;
ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
--
2.2.0
--
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