Messages in this thread Patch in this message | | | From | Tomeu Vizoso <> | Subject | [PATCH v3 08/18] drm/tegra: Probe dpaux devices on demand | Date | Thu, 6 Aug 2015 16:11:45 +0200 |
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When looking up a dpaux device through its OF node, probe it if it hasn't already.
The goal is to reduce deferred probes to a minimum, as it makes it very cumbersome to find out why a device failed to probe, and can introduce very big delays in when a critical device is probed.
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> ---
Changes in v3: None Changes in v2: None
drivers/gpu/drm/tegra/dpaux.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index 07b26972f487..5a98acf07b2d 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -12,6 +12,7 @@ #include <linux/interrupt.h> #include <linux/io.h> #include <linux/of_gpio.h> +#include <linux/of_platform.h> #include <linux/platform_device.h> #include <linux/reset.h> #include <linux/regulator/consumer.h> @@ -394,6 +395,8 @@ struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np) { struct tegra_dpaux *dpaux; + of_platform_probe(np); + mutex_lock(&dpaux_lock); list_for_each_entry(dpaux, &dpaux_list, list) -- 2.4.3
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