[PATCH v4 6/8] drm/i2c: tda998x: split encoder and component functions from the work

From: Peter Rosin
Date: Mon Apr 23 2018 - 03:24:05 EST


This enables reuse of the machinery for the case where a drm_bridge
needs to do the same work via different interfaces.

Signed-off-by: Peter Rosin <peda@xxxxxxxxxx>
---
drivers/gpu/drm/i2c/tda998x_drv.c | 36 ++++++++++++++++++++++++++++--------
1 file changed, 28 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
index f9028d567ec2..53fd0be076b4 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c
@@ -1202,11 +1202,10 @@ static void tda998x_encoder_dpms(struct drm_encoder *encoder, int mode)
}

static void
-tda998x_encoder_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
+tda998x_mode_set(struct tda998x_priv *priv,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
{
- struct tda998x_priv *priv = enc_to_tda998x_priv(encoder);
u16 ref_pix, ref_line, n_pix, n_line;
u16 hs_pix_s, hs_pix_e;
u16 vs1_pix_s, vs1_pix_e, vs1_line_s, vs1_line_e;
@@ -1413,6 +1412,16 @@ tda998x_encoder_mode_set(struct drm_encoder *encoder,
mutex_unlock(&priv->audio_mutex);
}

+static void
+tda998x_encoder_mode_set(struct drm_encoder *encoder,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct tda998x_priv *priv = enc_to_tda998x_priv(encoder);
+
+ tda998x_mode_set(priv, mode, adjusted_mode);
+}
+
static void tda998x_destroy(struct tda998x_priv *priv)
{
/* disable all IRQs and free the IRQ handler */
@@ -1663,11 +1672,10 @@ static void tda998x_set_config(struct tda998x_priv *priv,
priv->audio_params = p->audio_params;
}

-static int tda998x_bind(struct device *dev, struct device *master, void *data)
+static int tda998x_init(struct device *dev, struct drm_device *drm)
{
struct tda998x_encoder_params *params = dev->platform_data;
struct i2c_client *client = to_i2c_client(dev);
- struct drm_device *drm = data;
struct tda998x_priv *priv;
u32 crtcs = 0;
int ret;
@@ -1715,8 +1723,7 @@ static int tda998x_bind(struct device *dev, struct device *master, void *data)
return ret;
}

-static void tda998x_unbind(struct device *dev, struct device *master,
- void *data)
+static void tda998x_fini(struct device *dev)
{
struct tda998x_priv *priv = dev_get_drvdata(dev);

@@ -1725,6 +1732,19 @@ static void tda998x_unbind(struct device *dev, struct device *master,
tda998x_destroy(priv);
}

+static int tda998x_bind(struct device *dev, struct device *master, void *data)
+{
+ struct drm_device *drm = data;
+
+ return tda998x_init(dev, drm);
+}
+
+static void tda998x_unbind(struct device *dev, struct device *master,
+ void *data)
+{
+ tda998x_fini(dev);
+}
+
static const struct component_ops tda998x_ops = {
.bind = tda998x_bind,
.unbind = tda998x_unbind,
--
2.11.0