diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 132 |
1 files changed, 126 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h index 0051b1000264..d103ec1eaa73 100644 --- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h +++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h @@ -36,10 +36,10 @@ /* Firmware versioning. */ #ifdef DMUB_EXPOSE_VERSION -#define DMUB_FW_VERSION_GIT_HASH 0xf547f0b9d +#define DMUB_FW_VERSION_GIT_HASH 0x9cf8f05fe #define DMUB_FW_VERSION_MAJOR 0 #define DMUB_FW_VERSION_MINOR 0 -#define DMUB_FW_VERSION_REVISION 34 +#define DMUB_FW_VERSION_REVISION 35 #define DMUB_FW_VERSION_TEST 0 #define DMUB_FW_VERSION_VBIOS 0 #define DMUB_FW_VERSION_HOTFIX 0 @@ -57,6 +57,7 @@ #define SET_ABM_PIPE_GRADUALLY_DISABLE 0 #define SET_ABM_PIPE_IMMEDIATELY_DISABLE 255 +#define SET_ABM_PIPE_IMMEDIATE_KEEP_GAIN_DISABLE 254 #define SET_ABM_PIPE_NORMAL 1 /* Maximum number of streams on any ASIC. */ @@ -69,10 +70,6 @@ #define PHYSICAL_ADDRESS_LOC union large_integer #endif -#if defined(__cplusplus) -extern "C" { -#endif - #ifndef dmub_memcpy #define dmub_memcpy(dest, source, bytes) memcpy((dest), (source), (bytes)) #endif @@ -81,6 +78,10 @@ extern "C" { #define dmub_memset(dest, val, bytes) memset((dest), (val), (bytes)) #endif +#if defined(__cplusplus) +extern "C" { +#endif + #ifndef dmub_udelay #define dmub_udelay(microseconds) udelay(microseconds) #endif @@ -299,11 +300,15 @@ enum dmub_cmd_type { DMUB_CMD__PSR = 64, DMUB_CMD__ABM = 66, DMUB_CMD__HW_LOCK = 69, + DMUB_CMD__DP_AUX_ACCESS = 70, + DMUB_CMD__OUTBOX1_ENABLE = 71, DMUB_CMD__VBIOS = 128, }; enum dmub_out_cmd_type { DMUB_OUT_CMD__NULL = 0, + DMUB_OUT_CMD__DP_AUX_REPLY = 1, + DMUB_OUT_CMD__DP_HPD_NOTIFY = 2, }; #pragma pack(push, 1) @@ -461,6 +466,78 @@ struct dmub_rb_cmd_dpphy_init { uint8_t reserved[60]; }; +enum dp_aux_request_action { + DP_AUX_REQ_ACTION_I2C_WRITE = 0x00, + DP_AUX_REQ_ACTION_I2C_READ = 0x10, + DP_AUX_REQ_ACTION_I2C_STATUS_REQ = 0x20, + DP_AUX_REQ_ACTION_I2C_WRITE_MOT = 0x40, + DP_AUX_REQ_ACTION_I2C_READ_MOT = 0x50, + DP_AUX_REQ_ACTION_I2C_STATUS_REQ_MOT = 0x60, + DP_AUX_REQ_ACTION_DPCD_WRITE = 0x80, + DP_AUX_REQ_ACTION_DPCD_READ = 0x90 +}; + +/* DP AUX command */ +struct aux_transaction_parameters { + uint8_t is_i2c_over_aux; + uint8_t action; + uint8_t length; + uint8_t pad; + uint32_t address; + uint8_t data[16]; +}; + +struct dmub_cmd_dp_aux_control_data { + uint32_t handle; + uint8_t port_index; + uint8_t sw_crc_enabled; + uint16_t timeout; + struct aux_transaction_parameters dpaux; +}; + +struct dmub_rb_cmd_dp_aux_access { + struct dmub_cmd_header header; + struct dmub_cmd_dp_aux_control_data aux_control; +}; + +struct dmub_rb_cmd_outbox1_enable { + struct dmub_cmd_header header; + uint32_t enable; +}; + +/* DP AUX Reply command - OutBox Cmd */ +struct aux_reply_data { + uint8_t command; + uint8_t length; + uint8_t pad[2]; + uint8_t data[16]; +}; + +struct aux_reply_control_data { + uint32_t handle; + uint8_t phy_port_index; + uint8_t result; + uint16_t pad; +}; + +struct dmub_rb_cmd_dp_aux_reply { + struct dmub_cmd_header header; + struct aux_reply_control_data control; + struct aux_reply_data reply_data; +}; + +struct dp_hpd_data { + uint8_t phy_port_index; + uint8_t hpd_type; + uint8_t hpd_status; + uint8_t pad; +}; + +struct dmub_rb_cmd_dp_hpd_notify { + struct dmub_cmd_header header; + struct dp_hpd_data hpd_data; +}; + /* * Command IDs should be treated as stable ABI. * Do not reuse or modify IDs. @@ -690,8 +767,15 @@ union dmub_rb_cmd { struct dmub_rb_cmd_abm_set_ambient_level abm_set_ambient_level; struct dmub_rb_cmd_abm_set_pwm_frac abm_set_pwm_frac; struct dmub_rb_cmd_abm_init_config abm_init_config; + struct dmub_rb_cmd_dp_aux_access dp_aux_access; + struct dmub_rb_cmd_outbox1_enable outbox1_enable; }; +union dmub_rb_out_cmd { + struct dmub_rb_cmd_common cmd_common; + struct dmub_rb_cmd_dp_aux_reply dp_aux_reply; + struct dmub_rb_cmd_dp_hpd_notify dp_hpd_notify; +}; #pragma pack(pop) @@ -764,6 +848,25 @@ static inline bool dmub_rb_push_front(struct dmub_rb *rb, return true; } +static inline bool dmub_rb_out_push_front(struct dmub_rb *rb, + const union dmub_rb_out_cmd *cmd) +{ + uint8_t *dst = (uint8_t *)(rb->base_address) + rb->wrpt; + const uint8_t *src = (uint8_t *)cmd; + + if (dmub_rb_full(rb)) + return false; + + dmub_memcpy(dst, src, DMUB_RB_CMD_SIZE); + + rb->wrpt += DMUB_RB_CMD_SIZE; + + if (rb->wrpt >= rb->capacity) + rb->wrpt %= rb->capacity; + + return true; +} + static inline bool dmub_rb_front(struct dmub_rb *rb, union dmub_rb_cmd *cmd) { @@ -777,6 +880,23 @@ static inline bool dmub_rb_front(struct dmub_rb *rb, return true; } +static inline bool dmub_rb_out_front(struct dmub_rb *rb, + union dmub_rb_out_cmd *cmd) +{ + const uint64_t volatile *src = (const uint64_t volatile *)(rb->base_address) + rb->rptr / sizeof(uint64_t); + uint64_t *dst = (uint64_t *)cmd; + int i; + + if (dmub_rb_empty(rb)) + return false; + + // copying data + for (i = 0; i < DMUB_RB_CMD_SIZE / sizeof(uint64_t); i++) + *dst++ = *src++; + + return true; +} + static inline bool dmub_rb_pop_front(struct dmub_rb *rb) { if (dmub_rb_empty(rb)) |