From: Thierry Reding <treding@xxxxxxxxxx>
Make IRQ support optional to help unify the Tegra186 memory controller
driver with this one.
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
Changes in v2:
- new patch
drivers/memory/tegra/mc.c | 24 +++++++++++++-----------
1 file changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/memory/tegra/mc.c b/drivers/memory/tegra/mc.c
index 6725df851079..b14b0333b623 100644
--- a/drivers/memory/tegra/mc.c
+++ b/drivers/memory/tegra/mc.c
@@ -750,20 +750,22 @@ static int tegra_mc_probe(struct platform_device *pdev)
return err;
}
- mc->irq = platform_get_irq(pdev, 0);
- if (mc->irq < 0)
- return mc->irq;
+ if (mc->soc->ops && mc->soc->ops->handle_irq) {
+ mc->irq = platform_get_irq(pdev, 0);
+ if (mc->irq < 0)
+ return mc->irq;
- WARN(!mc->soc->client_id_mask, "missing client ID mask for this SoC\n");
+ WARN(!mc->soc->client_id_mask, "missing client ID mask for this SoC\n");
- mc_writel(mc, mc->soc->intmask, MC_INTMASK);
+ mc_writel(mc, mc->soc->intmask, MC_INTMASK);
- err = devm_request_irq(&pdev->dev, mc->irq, mc->soc->ops->handle_irq, 0,
- dev_name(&pdev->dev), mc);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n", mc->irq,
- err);
- return err;
+ err = devm_request_irq(&pdev->dev, mc->irq, mc->soc->ops->handle_irq, 0,
+ dev_name(&pdev->dev), mc);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n", mc->irq,
+ err);
+ return err;
+ }
}
err = tegra_mc_reset_setup(mc);
--
2.31.1
