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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.h21
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.h b/drivers/gpu/drm/nouveau/nouveau_i2c.h
index 422b62fd8272..4d2e4e9031be 100644
--- a/drivers/gpu/drm/nouveau/nouveau_i2c.h
+++ b/drivers/gpu/drm/nouveau/nouveau_i2c.h
@@ -27,20 +27,25 @@
#include <linux/i2c-algo-bit.h>
#include "drm_dp_helper.h"
-struct dcb_i2c_entry;
+#define NV_I2C_PORT(n) (0x00 + (n))
+#define NV_I2C_PORT_NUM 0x10
+#define NV_I2C_DEFAULT(n) (0x80 + (n))
struct nouveau_i2c_chan {
struct i2c_adapter adapter;
struct drm_device *dev;
- struct i2c_algo_bit_data bit;
- unsigned rd;
- unsigned wr;
- unsigned data;
+ struct list_head head;
+ u8 index;
+ u8 type;
+ u32 dcb;
+ u32 drive;
+ u32 sense;
+ u32 state;
};
-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);
+int nouveau_i2c_init(struct drm_device *);
+void nouveau_i2c_fini(struct drm_device *);
+struct nouveau_i2c_chan *nouveau_i2c_find(struct drm_device *, u8 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,