[v4,16/23] drm/mgag200: Provide ddc symlink in connector sysfs directory
diff mbox series

Message ID d32a6b1f0a3b79f1fbc8d0894080908526f6e61e.1562843413.git.andrzej.p@collabora.com
State New
Headers show
Series
  • Associate ddc adapters with connectors
Related show

Commit Message

Andrzej Pietrasiewicz July 11, 2019, 11:26 a.m. UTC
Use the ddc pointer provided by the generic connector.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
---
 drivers/gpu/drm/mgag200/mgag200_mode.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

Comments

Thomas Zimmermann July 11, 2019, 5:26 p.m. UTC | #1
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>

Am 11.07.19 um 13:26 schrieb Andrzej Pietrasiewicz:
> Use the ddc pointer provided by the generic connector.
> 
> Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
> ---
>  drivers/gpu/drm/mgag200/mgag200_mode.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
> index a25054015e8c..8fb9444b2142 100644
> --- a/drivers/gpu/drm/mgag200/mgag200_mode.c
> +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
> @@ -1703,6 +1703,11 @@ static struct drm_connector *mga_vga_init(struct drm_device *dev)
>  		return NULL;
>  
>  	connector = &mga_connector->base;
> +	mga_connector->i2c = mgag200_i2c_create(dev);
> +	if (!mga_connector->i2c)
> +		DRM_ERROR("failed to add ddc bus\n");
> +
> +	connector->ddc = &mga_connector->i2c->adapter;
>  
>  	drm_connector_init(dev, connector,
>  			   &mga_vga_connector_funcs, DRM_MODE_CONNECTOR_VGA);
> @@ -1711,10 +1716,6 @@ static struct drm_connector *mga_vga_init(struct drm_device *dev)
>  
>  	drm_connector_register(connector);
>  
> -	mga_connector->i2c = mgag200_i2c_create(dev);
> -	if (!mga_connector->i2c)
> -		DRM_ERROR("failed to add ddc bus\n");
> -
>  	return connector;
>  }
>  
>
Sam Ravnborg July 23, 2019, 9:07 a.m. UTC | #2
Hi Andrzej.

On Thu, Jul 11, 2019 at 01:26:43PM +0200, Andrzej Pietrasiewicz wrote:
> Use the ddc pointer provided by the generic connector.
> 
> Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
> ---
>  drivers/gpu/drm/mgag200/mgag200_mode.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
> index a25054015e8c..8fb9444b2142 100644
> --- a/drivers/gpu/drm/mgag200/mgag200_mode.c
> +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
> @@ -1703,6 +1703,11 @@ static struct drm_connector *mga_vga_init(struct drm_device *dev)
>  		return NULL;
>  
>  	connector = &mga_connector->base;
> +	mga_connector->i2c = mgag200_i2c_create(dev);
> +	if (!mga_connector->i2c)
> +		DRM_ERROR("failed to add ddc bus\n");
> +
> +	connector->ddc = &mga_connector->i2c->adapter;
>  
>  	drm_connector_init(dev, connector,
>  			   &mga_vga_connector_funcs, DRM_MODE_CONNECTOR_VGA);
Like on other patch, assigning connector->ddc before
drm_connector_init() looks wrong.

	Sam

Patch
diff mbox series

diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index a25054015e8c..8fb9444b2142 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -1703,6 +1703,11 @@  static struct drm_connector *mga_vga_init(struct drm_device *dev)
 		return NULL;
 
 	connector = &mga_connector->base;
+	mga_connector->i2c = mgag200_i2c_create(dev);
+	if (!mga_connector->i2c)
+		DRM_ERROR("failed to add ddc bus\n");
+
+	connector->ddc = &mga_connector->i2c->adapter;
 
 	drm_connector_init(dev, connector,
 			   &mga_vga_connector_funcs, DRM_MODE_CONNECTOR_VGA);
@@ -1711,10 +1716,6 @@  static struct drm_connector *mga_vga_init(struct drm_device *dev)
 
 	drm_connector_register(connector);
 
-	mga_connector->i2c = mgag200_i2c_create(dev);
-	if (!mga_connector->i2c)
-		DRM_ERROR("failed to add ddc bus\n");
-
 	return connector;
 }