diff options
Diffstat (limited to 'drivers/gpu/drm/tegra/dpaux.c')
| -rw-r--r-- | drivers/gpu/drm/tegra/dpaux.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index 8ca500977a46..20e1dd6b3bf0 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -19,6 +19,7 @@ #include <linux/workqueue.h> #include <drm/dp/drm_dp_helper.h> +#include <drm/dp/drm_dp_aux_bus.h> #include <drm/drm_panel.h> #include "dp.h" @@ -279,7 +280,6 @@ static void tegra_dpaux_hotplug(struct work_struct *work) static irqreturn_t tegra_dpaux_irq(int irq, void *data) { struct tegra_dpaux *dpaux = data; - irqreturn_t ret = IRQ_HANDLED; u32 value; /* clear interrupts */ @@ -296,7 +296,7 @@ static irqreturn_t tegra_dpaux_irq(int irq, void *data) if (value & DPAUX_INTR_AUX_DONE) complete(&dpaux->complete); - return ret; + return IRQ_HANDLED; } enum tegra_dpaux_functions { @@ -570,6 +570,12 @@ static int tegra_dpaux_probe(struct platform_device *pdev) list_add_tail(&dpaux->list, &dpaux_list); mutex_unlock(&dpaux_lock); + err = devm_of_dp_aux_populate_ep_devices(&dpaux->aux); + if (err < 0) { + dev_err(dpaux->dev, "failed to populate AUX bus: %d\n", err); + return err; + } + return 0; } |