diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dmub')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/dmub_srv.h | 42 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 61 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c | 89 |
3 files changed, 156 insertions, 36 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h index cd204eef073b..83855b8a32e9 100644 --- a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h +++ b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h @@ -360,6 +360,8 @@ struct dmub_srv_hw_funcs { uint32_t (*get_gpint_dataout)(struct dmub_srv *dmub); + void (*clear_inbox0_ack_register)(struct dmub_srv *dmub); + uint32_t (*read_inbox0_ack_register)(struct dmub_srv *dmub); void (*send_inbox0_cmd)(struct dmub_srv *dmub, union dmub_inbox0_data_register data); uint32_t (*get_current_time)(struct dmub_srv *dmub); @@ -409,6 +411,7 @@ struct dmub_srv { struct dmub_srv_base_funcs funcs; struct dmub_srv_hw_funcs hw_funcs; struct dmub_rb inbox1_rb; + uint32_t inbox1_last_wptr; /** * outbox1_rb is accessed without locks (dal & dc) * and to be used only in dmub_srv_stat_get_notification() @@ -735,6 +738,45 @@ bool dmub_srv_get_diagnostic_data(struct dmub_srv *dmub, struct dmub_diagnostic_ bool dmub_srv_should_detect(struct dmub_srv *dmub); +/** + * dmub_srv_send_inbox0_cmd() - Send command to DMUB using INBOX0 + * @dmub: the dmub service + * @data: the data to be sent in the INBOX0 command + * + * Send command by writing directly to INBOX0 WPTR + * + * Return: + * DMUB_STATUS_OK - success + * DMUB_STATUS_INVALID - hw_init false or hw function does not exist + */ +enum dmub_status dmub_srv_send_inbox0_cmd(struct dmub_srv *dmub, union dmub_inbox0_data_register data); + +/** + * dmub_srv_wait_for_inbox0_ack() - wait for DMUB to ACK INBOX0 command + * @dmub: the dmub service + * @timeout_us: the maximum number of microseconds to wait + * + * Wait for DMUB to ACK the INBOX0 message + * + * Return: + * DMUB_STATUS_OK - success + * DMUB_STATUS_INVALID - hw_init false or hw function does not exist + * DMUB_STATUS_TIMEOUT - wait for ack timed out + */ +enum dmub_status dmub_srv_wait_for_inbox0_ack(struct dmub_srv *dmub, uint32_t timeout_us); + +/** + * dmub_srv_wait_for_inbox0_ack() - clear ACK register for INBOX0 + * @dmub: the dmub service + * + * Clear ACK register for INBOX0 + * + * Return: + * DMUB_STATUS_OK - success + * DMUB_STATUS_INVALID - hw_init false or hw function does not exist + */ +enum dmub_status dmub_srv_clear_inbox0_ack(struct dmub_srv *dmub); + #if defined(__cplusplus) } #endif 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 c29a67ccef17..873ecd04e01d 100644 --- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h +++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h @@ -46,10 +46,10 @@ /* Firmware versioning. */ #ifdef DMUB_EXPOSE_VERSION -#define DMUB_FW_VERSION_GIT_HASH 0x1d82d23e +#define DMUB_FW_VERSION_GIT_HASH 0xbaf06b95 #define DMUB_FW_VERSION_MAJOR 0 #define DMUB_FW_VERSION_MINOR 0 -#define DMUB_FW_VERSION_REVISION 91 +#define DMUB_FW_VERSION_REVISION 98 #define DMUB_FW_VERSION_TEST 0 #define DMUB_FW_VERSION_VBIOS 0 #define DMUB_FW_VERSION_HOTFIX 0 @@ -173,13 +173,6 @@ extern "C" { #endif /** - * Number of nanoseconds per DMUB tick. - * DMCUB_TIMER_CURRENT increments in DMUB ticks, which are 10ns by default. - * If DMCUB_TIMER_WINDOW is non-zero this will no longer be true. - */ -#define NS_PER_DMUB_TICK 10 - -/** * union dmub_addr - DMUB physical/virtual 64-bit address. */ union dmub_addr { @@ -208,10 +201,9 @@ union dmub_psr_debug_flags { uint32_t use_hw_lock_mgr : 1; /** - * Unused. - * TODO: Remove. + * Use TPS3 signal when restore main link. */ - uint32_t log_line_nums : 1; + uint32_t force_wakeup_by_tps3 : 1; } bitfields; /** @@ -416,7 +408,14 @@ enum dmub_cmd_vbios_type { * Enables or disables power gating. */ DMUB_CMD__VBIOS_ENABLE_DISP_POWER_GATING = 3, + /** + * Controls embedded panels. + */ DMUB_CMD__VBIOS_LVTMA_CONTROL = 15, + /** + * Query DP alt status on a transmitter. + */ + DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT = 26, }; //============================================================================== @@ -1550,10 +1549,14 @@ struct dmub_cmd_psr_copy_settings_data { * Currently the support is only for 0 or 1 */ uint8_t panel_inst; + /* + * DSC enable status in driver + */ + uint8_t dsc_enable_status; /** - * Explicit padding to 4 byte boundary. + * Explicit padding to 3 byte boundary. */ - uint8_t pad3[4]; + uint8_t pad3[3]; }; /** @@ -2398,6 +2401,24 @@ struct dmub_rb_cmd_lvtma_control { }; /** + * Data passed in/out in a DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT command. + */ +struct dmub_rb_cmd_transmitter_query_dp_alt_data { + uint8_t phy_id; /**< 0=UNIPHYA, 1=UNIPHYB, 2=UNIPHYC, 3=UNIPHYD, 4=UNIPHYE, 5=UNIPHYF */ + uint8_t is_usb; /**< is phy is usb */ + uint8_t is_dp_alt_disable; /**< is dp alt disable */ + uint8_t is_dp4; /**< is dp in 4 lane */ +}; + +/** + * Definition of a DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT command. + */ +struct dmub_rb_cmd_transmitter_query_dp_alt { + struct dmub_cmd_header header; /**< header */ + struct dmub_rb_cmd_transmitter_query_dp_alt_data data; /**< payload */ +}; + +/** * Maximum number of bytes a chunk sent to DMUB for parsing */ #define DMUB_EDID_CEA_DATA_CHUNK_BYTES 8 @@ -2408,7 +2429,7 @@ struct dmub_rb_cmd_lvtma_control { struct dmub_cmd_send_edid_cea { uint16_t offset; /**< offset into the CEA block */ uint8_t length; /**< number of bytes in payload to copy as part of CEA block */ - uint16_t total_length; /**< total length of the CEA block */ + uint16_t cea_total_length; /**< total length of the CEA block */ uint8_t payload[DMUB_EDID_CEA_DATA_CHUNK_BYTES]; /**< data chunk of the CEA block */ uint8_t pad[3]; /**< padding and for future expansion */ }; @@ -2605,6 +2626,10 @@ union dmub_rb_cmd { */ struct dmub_rb_cmd_lvtma_control lvtma_control; /** + * Definition of a DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT command. + */ + struct dmub_rb_cmd_transmitter_query_dp_alt query_dp_alt; + /** * Definition of a DMUB_CMD__DPIA_DIG1_CONTROL command. */ struct dmub_rb_cmd_dig1_dpia_control dig1_dpia_control; @@ -2722,7 +2747,7 @@ static inline bool dmub_rb_full(struct dmub_rb *rb) static inline bool dmub_rb_push_front(struct dmub_rb *rb, const union dmub_rb_cmd *cmd) { - uint64_t volatile *dst = (uint64_t volatile *)(rb->base_address) + rb->wrpt / sizeof(uint64_t); + uint64_t volatile *dst = (uint64_t volatile *)((uint8_t *)(rb->base_address) + rb->wrpt); const uint64_t *src = (const uint64_t *)cmd; uint8_t i; @@ -2840,7 +2865,7 @@ static inline bool dmub_rb_peek_offset(struct dmub_rb *rb, 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); + const uint64_t volatile *src = (const uint64_t volatile *)((uint8_t *)(rb->base_address) + rb->rptr); uint64_t *dst = (uint64_t *)cmd; uint8_t i; @@ -2888,7 +2913,7 @@ static inline void dmub_rb_flush_pending(const struct dmub_rb *rb) uint32_t wptr = rb->wrpt; while (rptr != wptr) { - uint64_t volatile *data = (uint64_t volatile *)rb->base_address + rptr / sizeof(uint64_t); + uint64_t volatile *data = (uint64_t volatile *)((uint8_t *)(rb->base_address) + rptr); //uint64_t volatile *p = (uint64_t volatile *)data; uint64_t temp; uint8_t i; diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c index 56d400ffa7ac..9280f2abd973 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c @@ -100,24 +100,9 @@ void dmub_flush_buffer_mem(const struct dmub_fb *fb) } static const struct dmub_fw_meta_info * -dmub_get_fw_meta_info(const struct dmub_srv_region_params *params) +dmub_get_fw_meta_info_from_blob(const uint8_t *blob, uint32_t blob_size, uint32_t meta_offset) { const union dmub_fw_meta *meta; - const uint8_t *blob = NULL; - uint32_t blob_size = 0; - uint32_t meta_offset = 0; - - if (params->fw_bss_data && params->bss_data_size) { - /* Legacy metadata region. */ - blob = params->fw_bss_data; - blob_size = params->bss_data_size; - meta_offset = DMUB_FW_META_OFFSET; - } else if (params->fw_inst_const && params->inst_const_size) { - /* Combined metadata region. */ - blob = params->fw_inst_const; - blob_size = params->inst_const_size; - meta_offset = 0; - } if (!blob || !blob_size) return NULL; @@ -134,6 +119,32 @@ dmub_get_fw_meta_info(const struct dmub_srv_region_params *params) return &meta->info; } +static const struct dmub_fw_meta_info * +dmub_get_fw_meta_info(const struct dmub_srv_region_params *params) +{ + const struct dmub_fw_meta_info *info = NULL; + + if (params->fw_bss_data && params->bss_data_size) { + /* Legacy metadata region. */ + info = dmub_get_fw_meta_info_from_blob(params->fw_bss_data, + params->bss_data_size, + DMUB_FW_META_OFFSET); + } else if (params->fw_inst_const && params->inst_const_size) { + /* Combined metadata region - can be aligned to 16-bytes. */ + uint32_t i; + + for (i = 0; i < 16; ++i) { + info = dmub_get_fw_meta_info_from_blob( + params->fw_inst_const, params->inst_const_size, i); + + if (info) + break; + } + } + + return info; +} + static bool dmub_srv_hw_setup(struct dmub_srv *dmub, enum dmub_asic asic) { struct dmub_srv_hw_funcs *funcs = &dmub->hw_funcs; @@ -598,6 +609,8 @@ enum dmub_status dmub_srv_cmd_queue(struct dmub_srv *dmub, enum dmub_status dmub_srv_cmd_execute(struct dmub_srv *dmub) { + struct dmub_rb flush_rb; + if (!dmub->hw_init) return DMUB_STATUS_INVALID; @@ -606,9 +619,14 @@ enum dmub_status dmub_srv_cmd_execute(struct dmub_srv *dmub) * been flushed to framebuffer memory. Otherwise DMCUB might * read back stale, fully invalid or partially invalid data. */ - dmub_rb_flush_pending(&dmub->inbox1_rb); + flush_rb = dmub->inbox1_rb; + flush_rb.rptr = dmub->inbox1_last_wptr; + dmub_rb_flush_pending(&flush_rb); + + dmub->hw_funcs.set_inbox1_wptr(dmub, dmub->inbox1_rb.wrpt); + + dmub->inbox1_last_wptr = dmub->inbox1_rb.wrpt; - dmub->hw_funcs.set_inbox1_wptr(dmub, dmub->inbox1_rb.wrpt); return DMUB_STATUS_OK; } @@ -831,3 +849,38 @@ bool dmub_srv_should_detect(struct dmub_srv *dmub) return dmub->hw_funcs.should_detect(dmub); } + +enum dmub_status dmub_srv_clear_inbox0_ack(struct dmub_srv *dmub) +{ + if (!dmub->hw_init || !dmub->hw_funcs.clear_inbox0_ack_register) + return DMUB_STATUS_INVALID; + + dmub->hw_funcs.clear_inbox0_ack_register(dmub); + return DMUB_STATUS_OK; +} + +enum dmub_status dmub_srv_wait_for_inbox0_ack(struct dmub_srv *dmub, uint32_t timeout_us) +{ + uint32_t i = 0; + uint32_t ack = 0; + + if (!dmub->hw_init || !dmub->hw_funcs.read_inbox0_ack_register) + return DMUB_STATUS_INVALID; + + for (i = 0; i <= timeout_us; i++) { + ack = dmub->hw_funcs.read_inbox0_ack_register(dmub); + if (ack) + return DMUB_STATUS_OK; + } + return DMUB_STATUS_TIMEOUT; +} + +enum dmub_status dmub_srv_send_inbox0_cmd(struct dmub_srv *dmub, + union dmub_inbox0_data_register data) +{ + if (!dmub->hw_init || !dmub->hw_funcs.send_inbox0_cmd) + return DMUB_STATUS_INVALID; + + dmub->hw_funcs.send_inbox0_cmd(dmub, data); + return DMUB_STATUS_OK; +} |