diff options
| author | Dave Airlie | 2009-12-07 22:07:28 +0100 |
|---|---|---|
| committer | Dave Airlie | 2009-12-08 01:22:31 +0100 |
| commit | 746c1aa4d100f7441423050f34be79f401fbf7d4 (patch) | |
| tree | 23e021bb2e9250fd03e88875b1715039f1d3da8a /drivers/gpu/drm/radeon/radeon_mode.h | |
| parent | drm/radeon/kms: add support to atom parser for FB read/write (diff) | |
| download | kernel-qcow2-linux-746c1aa4d100f7441423050f34be79f401fbf7d4.tar.gz kernel-qcow2-linux-746c1aa4d100f7441423050f34be79f401fbf7d4.tar.xz kernel-qcow2-linux-746c1aa4d100f7441423050f34be79f401fbf7d4.zip | |
drm/radeon/kms: initial radeon displayport porting
This is enough to retrieve EDID and DPCP.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_mode.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_mode.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 135693d5437e..ce1cdc748f1f 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -33,6 +33,7 @@ #include <drm_crtc.h> #include <drm_mode.h> #include <drm_edid.h> +#include <drm_dp_helper.h> #include <linux/i2c.h> #include <linux/i2c-id.h> #include <linux/i2c-algo-bit.h> @@ -164,10 +165,14 @@ struct radeon_pll { }; struct radeon_i2c_chan { - struct drm_device *dev; struct i2c_adapter adapter; - struct i2c_algo_bit_data algo; + struct drm_device *dev; + union { + struct i2c_algo_dp_aux_data dp; + struct i2c_algo_bit_data bit; + } algo; struct radeon_i2c_bus_rec rec; + uint8_t i2c_id; }; /* mostly for macs, but really any system without connector tables */ @@ -328,6 +333,9 @@ struct radeon_encoder { struct radeon_connector_atom_dig { uint32_t igp_lane_info; bool linkb; + uint16_t uc_i2c_id; + struct radeon_i2c_chan *dp_i2c_bus; + u8 dpcp[8]; }; struct radeon_connector { @@ -344,6 +352,8 @@ struct radeon_connector { void *con_priv; bool dac_load_detect; uint16_t connector_object_id; + /* need to keep this for display port */ +// }; struct radeon_framebuffer { @@ -351,6 +361,13 @@ struct radeon_framebuffer { struct drm_gem_object *obj; }; +extern int radeon_dp_getsinktype(struct radeon_connector *radeon_connector); +extern void radeon_dp_getdpcp(struct radeon_connector *connector); +extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode, + uint8_t write_byte, uint8_t *read_byte); + +extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev, + const char *name, bool dp, u8 i2c_id); extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, struct radeon_i2c_bus_rec *rec, const char *name); |