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author | Alex Deucher <alexdeucher@gmail.com> | 2010-08-05 21:21:18 -0400 |
---|---|---|
committer | Dave Airlie <airlied@redhat.com> | 2010-08-10 10:46:50 +1000 |
commit | 26b5bc986423cf3887e09188cb662ed651c5374d (patch) | |
tree | 568934e975f31029460b8e90f22580bdb84b19ec /drivers/gpu/drm/radeon/radeon_mode.h | |
parent | 179e8078a768be8c18539bebe44dd94447142ccf (diff) | |
download | kernel_samsung_smdk4412-26b5bc986423cf3887e09188cb662ed651c5374d.zip kernel_samsung_smdk4412-26b5bc986423cf3887e09188cb662ed651c5374d.tar.gz kernel_samsung_smdk4412-26b5bc986423cf3887e09188cb662ed651c5374d.tar.bz2 |
drm/radeon/kms: add support for router objects
router objects are found on systems that use a mux to control
ddc line to connector routing or to control the actual clock and data
routing from the chip to the connectors. This patch implements ddc line
routing.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
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 | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 02d4e2a..5bbc086 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -400,6 +400,16 @@ struct radeon_hpd { struct radeon_gpio_rec gpio; }; +struct radeon_router { + bool valid; + u32 router_id; + struct radeon_i2c_bus_rec i2c_info; + u8 i2c_addr; + u8 mux_type; + u8 mux_control_pin; + u8 mux_state; +}; + struct radeon_connector { struct drm_connector base; uint32_t connector_id; @@ -415,6 +425,8 @@ struct radeon_connector { bool dac_load_detect; uint16_t connector_object_id; struct radeon_hpd hpd; + struct radeon_router router; + struct radeon_i2c_chan *router_bus; }; struct radeon_framebuffer { @@ -471,6 +483,7 @@ extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c, u8 slave_addr, u8 addr, u8 val); +extern void radeon_router_select_port(struct radeon_connector *radeon_connector); extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector); extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector); |