diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_mode.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_mode.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 6df4e3cec0c2..68820f5f6303 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -438,6 +438,9 @@ struct radeon_connector { struct radeon_i2c_chan *ddc_bus; /* some systems have an hdmi and vga port with a shared ddc line */ bool shared_ddc; + /* for some Radeon chip families we apply an additional EDID header + check as part of the DDC probe */ + bool requires_extended_probe; bool use_digital; /* we need to mind the EDID between detect and get modes due to analog/digital/tvencoder */ @@ -476,6 +479,7 @@ extern void radeon_dp_set_link_config(struct drm_connector *connector, struct drm_display_mode *mode); extern void radeon_dp_link_train(struct drm_encoder *encoder, struct drm_connector *connector); +extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector); extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector); extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector); extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode); @@ -514,7 +518,8 @@ extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c, u8 val); extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector); extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector); -extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector); +extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector, + bool requires_extended_probe); extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector); extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector); |