Thread (10 messages) 10 messages, 4 authors, 2023-11-16
STALE983d
Revisions (6)
  1. v1 current
  2. v1 [diff vs current]
  3. v1 [diff vs current]
  4. v3 [diff vs current]
  5. v4 [diff vs current]
  6. v5 [diff vs current]

[PATCH 01/20] drivers/gpu/drm/rockchip: remove I2C_CLASS_DDC support

From: Heiner Kallweit <hkallweit1@gmail.com>
Date: 2023-11-13 11:24:16
Also in: dri-devel, linux-i2c, linux-rockchip, lkml
Subsystem: arm/rockchip soc support, drm drivers, drm drivers and misc gpu patches, drm drivers for rockchip, the rest · Maintainers: Heiko Stuebner, David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Sandy Huang, Heiko Stübner, Andy Yan, Linus Torvalds

After removal of the legacy EEPROM driver and I2C_CLASS_DDC support in
olpc_dcon there's no i2c client driver left supporting I2C_CLASS_DDC.
Class-based device auto-detection is a legacy mechanism and shouldn't
be used in new code. So we can remove this class completely now.

Preferably this series should be applied via the i2c tree.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>

---
 drivers/gpu/drm/rockchip/inno_hdmi.c   |    1 -
 drivers/gpu/drm/rockchip/rk3066_hdmi.c |    1 -
 2 files changed, 2 deletions(-)
diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
index 6e5b922a1..a7739b27c 100644
--- a/drivers/gpu/drm/rockchip/inno_hdmi.c
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
@@ -793,7 +793,6 @@ static struct i2c_adapter *inno_hdmi_i2c_adapter(struct inno_hdmi *hdmi)
 	init_completion(&i2c->cmp);
 
 	adap = &i2c->adap;
-	adap->class = I2C_CLASS_DDC;
 	adap->owner = THIS_MODULE;
 	adap->dev.parent = hdmi->dev;
 	adap->dev.of_node = hdmi->dev->of_node;
diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
index fa6e592e0..7a3f71aa2 100644
--- a/drivers/gpu/drm/rockchip/rk3066_hdmi.c
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -725,7 +725,6 @@ static struct i2c_adapter *rk3066_hdmi_i2c_adapter(struct rk3066_hdmi *hdmi)
 	init_completion(&i2c->cmpltn);
 
 	adap = &i2c->adap;
-	adap->class = I2C_CLASS_DDC;
 	adap->owner = THIS_MODULE;
 	adap->dev.parent = hdmi->dev;
 	adap->dev.of_node = hdmi->dev->of_node;

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