diff mbox series

[v3,1/6] drm/bridge: sii902x: add input_bus_flags

Message ID 087bea83b75afa55f0b156da3893e99c49ebb186.1552492550.git.jsarha@ti.com (mailing list archive)
State New, archived
Headers show
Series drm/bridge: sii902x: HDMI-audio support and some fixes | expand

Commit Message

Jyri Sarha March 13, 2019, 4:01 p.m. UTC 
From: Tomi Valkeinen <tomi.valkeinen@ti.com>

The driver always sets InputBusFmt:EDGE to 0 (falling edge).

Add drm_bridge_timings's input_bus_flags to reflect that the bridge
samples on falling edges.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
---
 drivers/gpu/drm/bridge/sii902x.c | 7 +++++++
 1 file changed, 7 insertions(+)

Comments

Laurent Pinchart March 13, 2019, 4:23 p.m. UTC | #1 
Hello Jyri,

Thank you for the patch.

On Wed, Mar 13, 2019 at 06:01:03PM +0200, Jyri Sarha wrote:
> From: Tomi Valkeinen <tomi.valkeinen@ti.com>
> 
> The driver always sets InputBusFmt:EDGE to 0 (falling edge).
> 
> Add drm_bridge_timings's input_bus_flags to reflect that the bridge
> samples on falling edges.
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Signed-off-by: Jyri Sarha <jsarha@ti.com>
> Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
>  drivers/gpu/drm/bridge/sii902x.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
> index bfa902013aa4..1afa000141d5 100644
> --- a/drivers/gpu/drm/bridge/sii902x.c
> +++ b/drivers/gpu/drm/bridge/sii902x.c
> @@ -459,6 +459,12 @@ static int sii902x_i2c_bypass_deselect(struct i2c_mux_core *mux, u32 chan_id)
>  	return 0;
>  }
>  
> +static const struct drm_bridge_timings default_sii902x_timings = {
> +	.input_bus_flags = DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE
> +		 | DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE
> +		 | DRM_BUS_FLAG_DE_HIGH,
> +};
> +
>  static int sii902x_probe(struct i2c_client *client,
>  			 const struct i2c_device_id *id)
>  {
> @@ -529,6 +535,7 @@ static int sii902x_probe(struct i2c_client *client,
>  
>  	sii902x->bridge.funcs = &sii902x_bridge_funcs;
>  	sii902x->bridge.of_node = dev->of_node;
> +	sii902x->bridge.timings = &default_sii902x_timings;
>  	drm_bridge_add(&sii902x->bridge);
>  
>  	i2c_set_clientdata(client, sii902x);
diff mbox series

Patch

diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index bfa902013aa4..1afa000141d5 100644
--- a/drivers/gpu/drm/bridge/sii902x.c
+++ b/drivers/gpu/drm/bridge/sii902x.c
@@ -459,6 +459,12 @@  static int sii902x_i2c_bypass_deselect(struct i2c_mux_core *mux, u32 chan_id)
 	return 0;
 }
 
+static const struct drm_bridge_timings default_sii902x_timings = {
+	.input_bus_flags = DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE
+		 | DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE
+		 | DRM_BUS_FLAG_DE_HIGH,
+};
+
 static int sii902x_probe(struct i2c_client *client,
 			 const struct i2c_device_id *id)
 {
@@ -529,6 +535,7 @@  static int sii902x_probe(struct i2c_client *client,
 
 	sii902x->bridge.funcs = &sii902x_bridge_funcs;
 	sii902x->bridge.of_node = dev->of_node;
+	sii902x->bridge.timings = &default_sii902x_timings;
 	drm_bridge_add(&sii902x->bridge);
 
 	i2c_set_clientdata(client, sii902x);