diff options
author | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2018-07-23 09:13:12 -0700 |
---|---|---|
committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2018-07-23 09:13:12 -0700 |
commit | c74a7469f97c0f40b46e82ee979f9fb1bb6e847c (patch) | |
tree | f2690a1a916b73ef94657fbf0e0141ae57701825 /drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h | |
parent | 6f15a7de86c8cf2dc09fc9e6d07047efa40ef809 (diff) | |
parent | 500775074f88d9cf5416bed2ca19592812d62c41 (diff) |
Merge drm/drm-next into drm-intel-next-queued
We need a backmerge to get DP_DPCD_REV_14 before we push other
i915 changes to dinq that could break compilation.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h | 47 |
1 files changed, 7 insertions, 40 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h b/drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h index 8e71324ccb10..c33a2898d967 100644 --- a/drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h +++ b/drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h @@ -26,46 +26,7 @@ #ifndef __DAL_AUX_ENGINE_H__ #define __DAL_AUX_ENGINE_H__ -enum aux_transaction_type { - AUX_TRANSACTION_TYPE_DP, - AUX_TRANSACTION_TYPE_I2C -}; - -struct aux_request_transaction_data { - enum aux_transaction_type type; - enum i2caux_transaction_action action; - /* 20-bit AUX channel transaction address */ - uint32_t address; - /* delay, in 100-microsecond units */ - uint8_t delay; - uint32_t length; - uint8_t *data; -}; - -enum aux_transaction_reply { - AUX_TRANSACTION_REPLY_AUX_ACK = 0x00, - AUX_TRANSACTION_REPLY_AUX_NACK = 0x01, - AUX_TRANSACTION_REPLY_AUX_DEFER = 0x02, - - AUX_TRANSACTION_REPLY_I2C_ACK = 0x00, - AUX_TRANSACTION_REPLY_I2C_NACK = 0x10, - AUX_TRANSACTION_REPLY_I2C_DEFER = 0x20, - - AUX_TRANSACTION_REPLY_INVALID = 0xFF -}; - -struct aux_reply_transaction_data { - enum aux_transaction_reply status; - uint32_t length; - uint8_t *data; -}; - -enum aux_channel_operation_result { - AUX_CHANNEL_OPERATION_SUCCEEDED, - AUX_CHANNEL_OPERATION_FAILED_REASON_UNKNOWN, - AUX_CHANNEL_OPERATION_FAILED_INVALID_REPLY, - AUX_CHANNEL_OPERATION_FAILED_TIMEOUT -}; +#include "dc_ddc_types.h" struct aux_engine; @@ -83,6 +44,12 @@ struct aux_engine_funcs { void (*process_channel_reply)( struct aux_engine *engine, struct aux_reply_transaction_data *reply); + int (*read_channel_reply)( + struct aux_engine *engine, + uint32_t size, + uint8_t *buffer, + uint8_t *reply_result, + uint32_t *sw_status); enum aux_channel_operation_result (*get_channel_status)( struct aux_engine *engine, uint8_t *returned_bytes); |