[PATCH v5 06/20] drivers/video/fbdev/core/fb_ddc.c: remove I2C_CLASS_DDC support

Heiner Kallweit hkallweit1 at gmail.com
Thu Nov 23 09:40:26 UTC 2023


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.

Acked-by: Helge Deller <deller at gmx.de>
Acked-by: Thomas Zimmermann <tzimmermann at suse.de>
Signed-off-by: Heiner Kallweit <hkallweit1 at gmail.com>

---
 drivers/video/fbdev/core/fb_ddc.c |    1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/video/fbdev/core/fb_ddc.c b/drivers/video/fbdev/core/fb_ddc.c
index 8bf5f2f54..e25143219 100644
--- a/drivers/video/fbdev/core/fb_ddc.c
+++ b/drivers/video/fbdev/core/fb_ddc.c
@@ -116,7 +116,6 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter)
 	algo_data->setsda(algo_data->data, 1);
 	algo_data->setscl(algo_data->data, 1);
 
-	adapter->class |= I2C_CLASS_DDC;
 	return edid;
 }
 



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