drm/tegra: dpaux: Fix incorrect return value of platform_get_irq

[ Upstream commit 2a1ca44b654346cadfc538c4fb32eecd8daf3140 ]

When platform_get_irq fails, we should return dpaux->irq
instead of -ENXIO.

Fixes: 6b6b604215c6 ("drm/tegra: Add eDP support")
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230710032355.72914-13-frank.li@vivo.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c
index 1f96e416fa0828a4fecb1530c03a93d6f3e4b7a6..c96c07c6458c3966811736b9a09b9050580cc168 100644 (file)
--- a/drivers/gpu/drm/tegra/dpaux.c
+++ b/drivers/gpu/drm/tegra/dpaux.c
@@ -468,7 +468,7 @@ static int tegra_dpaux_probe(struct platform_device *pdev)
 
        dpaux->irq = platform_get_irq(pdev, 0);
        if (dpaux->irq < 0)
-               return -ENXIO;
+               return dpaux->irq;
 
        if (!pdev->dev.pm_domain) {
                dpaux->rst = devm_reset_control_get(&pdev->dev, "dpaux");