diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_mode.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_mode.h | 64 |
1 files changed, 62 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 135693d5437..15ec7ca18a9 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> @@ -105,6 +106,13 @@ enum radeon_tv_std { */ struct radeon_i2c_bus_rec { bool valid; + /* id used by atom */ + uint8_t i2c_id; + /* can be used with hw i2c engine */ + bool hw_capable; + /* uses multi-media i2c engine */ + bool mm_i2c; + /* regs and bits */ uint32_t mask_clk_reg; uint32_t mask_data_reg; uint32_t a_clk_reg; @@ -164,9 +172,12 @@ 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; }; @@ -328,6 +339,35 @@ struct radeon_encoder { struct radeon_connector_atom_dig { uint32_t igp_lane_info; bool linkb; + /* displayport */ + struct radeon_i2c_chan *dp_i2c_bus; + u8 dpcd[8]; + u8 dp_sink_type; + int dp_clock; + int dp_lane_count; +}; + +struct radeon_gpio_rec { + bool valid; + u8 id; + u32 reg; + u32 mask; +}; + +enum radeon_hpd_id { + RADEON_HPD_NONE = 0, + RADEON_HPD_1, + RADEON_HPD_2, + RADEON_HPD_3, + RADEON_HPD_4, + RADEON_HPD_5, + RADEON_HPD_6, +}; + +struct radeon_hpd { + enum radeon_hpd_id hpd; + u8 plugged_state; + struct radeon_gpio_rec gpio; }; struct radeon_connector { @@ -344,6 +384,7 @@ struct radeon_connector { void *con_priv; bool dac_load_detect; uint16_t connector_object_id; + struct radeon_hpd hpd; }; struct radeon_framebuffer { @@ -351,6 +392,25 @@ struct radeon_framebuffer { struct drm_gem_object *obj; }; +extern void radeon_connector_hotplug(struct drm_connector *connector); +extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector); +extern int radeon_dp_mode_valid_helper(struct radeon_connector *radeon_connector, + struct drm_display_mode *mode); +extern void radeon_dp_set_link_config(struct drm_connector *connector, + struct drm_display_mode *mode); +extern void dp_link_train(struct drm_encoder *encoder, + struct drm_connector *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_transmitter_setup(struct drm_encoder *encoder, + int action, uint8_t lane_num, + uint8_t lane_set); +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, + struct radeon_i2c_bus_rec *rec, + const char *name); extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, struct radeon_i2c_bus_rec *rec, const char *name); |