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path: root/drivers/gpu/drm/nouveau/nouveau_i2c.h
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_i2c.h')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_i2c.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.h b/drivers/gpu/drm/nouveau/nouveau_i2c.h
index c8eaf7a9fcbb..f71cb32f7571 100644
--- a/drivers/gpu/drm/nouveau/nouveau_i2c.h
+++ b/drivers/gpu/drm/nouveau/nouveau_i2c.h
@@ -33,10 +33,7 @@ struct dcb_i2c_entry;
struct nouveau_i2c_chan {
struct i2c_adapter adapter;
struct drm_device *dev;
- union {
- struct i2c_algo_bit_data bit;
- struct i2c_algo_dp_aux_data dp;
- } algo;
+ struct i2c_algo_bit_data bit;
unsigned rd;
unsigned wr;
unsigned data;
@@ -45,8 +42,10 @@ struct nouveau_i2c_chan {
int nouveau_i2c_init(struct drm_device *, struct dcb_i2c_entry *, int index);
void nouveau_i2c_fini(struct drm_device *, struct dcb_i2c_entry *);
struct nouveau_i2c_chan *nouveau_i2c_find(struct drm_device *, int index);
+bool nouveau_probe_i2c_addr(struct nouveau_i2c_chan *i2c, int addr);
+int nouveau_i2c_identify(struct drm_device *dev, const char *what,
+ struct i2c_board_info *info, int index);
-int nouveau_dp_i2c_aux_ch(struct i2c_adapter *, int mode, uint8_t write_byte,
- uint8_t *read_byte);
+extern const struct i2c_algorithm nouveau_dp_i2c_algo;
#endif /* __NOUVEAU_I2C_H__ */