Re: [PATCH v2 2/3] drm/loongson: Add GPIO and I2C driver for loongson drm.

2021-07-19 Thread Dan Carpenter
On Thu, Jul 15, 2021 at 09:58:08AM +0800, lichenyang wrote: > static int loongson_get_modes(struct drm_connector *connector) > { > - int count; > + struct loongson_connector *lconnector; > + struct i2c_adapter *adapter; > + struct edid *edid = NULL; > + u32 ret; > + > + lc

[PATCH v2 2/3] drm/loongson: Add GPIO and I2C driver for loongson drm.

2021-07-14 Thread lichenyang
Implement use GPIO and I2C driver to detect connector and fetch EDID via DDC. Signed-off-by: lichenyang --- drivers/gpu/drm/loongson/Makefile | 3 +- drivers/gpu/drm/loongson/loongson_connector.c | 70 - drivers/gpu/drm/loongson/loongson_drv.c | 16 +- drivers/gpu/drm/l