diff options
| author | Andrey Grodzovsky <Andrey.Grodzovsky@amd.com> | 2017-03-28 16:57:52 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-26 17:22:17 -0400 |
| commit | 7c7f5b15be6528b33d825ead6acb739d7d061a2e (patch) | |
| tree | 93336895662530093c76410b81c728eec0377f8c /drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h | |
| parent | bb01672c79649de08fe335b55aea5315d781c443 (diff) | |
drm/amd/display: Refactor edid read.
Allow Linux to use DRM provided EDID read functioality
by moving DAL edid implementation to module hence
removing this code from DC by this cleaning up DC
code for upstream.
v2: Removing ddc_service. No more need for it.
Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h index 830fc3d039c9..9c2f670c3dc3 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h +++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h @@ -31,6 +31,23 @@ #define EDID_SEGMENT_SIZE 256 +/* Address range from 0x00 to 0x1F.*/ +#define DP_ADAPTOR_TYPE2_SIZE 0x20 +#define DP_ADAPTOR_TYPE2_REG_ID 0x10 +#define DP_ADAPTOR_TYPE2_REG_MAX_TMDS_CLK 0x1D +/* Identifies adaptor as Dual-mode adaptor */ +#define DP_ADAPTOR_TYPE2_ID 0xA0 +/* MHz*/ +#define DP_ADAPTOR_TYPE2_MAX_TMDS_CLK 600 +/* MHz*/ +#define DP_ADAPTOR_TYPE2_MIN_TMDS_CLK 25 +/* kHZ*/ +#define DP_ADAPTOR_DVI_MAX_TMDS_CLK 165000 +/* kHZ*/ +#define DP_ADAPTOR_HDMI_SAFE_MAX_TMDS_CLK 165000 + +#define DDC_I2C_COMMAND_ENGINE I2C_COMMAND_ENGINE_SW + struct ddc_service; struct graphics_object_id; enum ddc_result; @@ -83,12 +100,6 @@ void dal_ddc_service_set_transaction_type( bool dal_ddc_service_is_in_aux_transaction_mode(struct ddc_service *ddc); -uint32_t dal_ddc_service_edid_query(struct ddc_service *ddc); - -uint32_t dal_ddc_service_get_edid_buf_len(struct ddc_service *ddc); - -void dal_ddc_service_get_edid_buf(struct ddc_service *ddc, uint8_t *edid_buf); - void dal_ddc_service_i2c_query_dp_dual_mode_adaptor( struct ddc_service *ddc, struct display_sink_capability *sink_cap); @@ -103,12 +114,16 @@ bool dal_ddc_service_query_ddc_data( enum ddc_result dal_ddc_service_read_dpcd_data( struct ddc_service *ddc, + bool i2c, + enum i2c_mot_mode mot, uint32_t address, uint8_t *data, uint32_t len); enum ddc_result dal_ddc_service_write_dpcd_data( struct ddc_service *ddc, + bool i2c, + enum i2c_mot_mode mot, uint32_t address, const uint8_t *data, uint32_t len); @@ -130,16 +145,7 @@ void dal_ddc_service_set_ddc_pin( struct ddc *dal_ddc_service_get_ddc_pin(struct ddc_service *ddc_service); -enum ddc_result dal_ddc_service_read_dpcd_data( - struct ddc_service *ddc, - uint32_t address, - uint8_t *data, - uint32_t len); -enum ddc_result dal_ddc_service_write_dpcd_data( - struct ddc_service *ddc, - uint32_t address, - const uint8_t *data, - uint32_t len); +uint32_t get_defer_delay(struct ddc_service *ddc); #endif /* __DAL_DDC_SERVICE_H__ */ |