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drm/amd/display: Implement transmitter control v1.7 

[Why]
Moving definition of transmitter control from atomfirmware
to internal header.

[How]
Update the command table code to call 1.7 and make it the
default fallback path.

Signed-off-by: Eric Bernstein <eric.bernstein@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <Qingqing.Zhuo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Bernstein 2021-01-27 18:04:14 -05:00 committed by Alex Deucher
parent 399d9bd66e
commit dc75f476a6
1 changed files with 71 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
drivers/gpu/drm/amd/display/dc/bios/command_table2.c
View File

@ -218,6 +218,10 @@ static enum bp_result transmitter_control_v1_6(
struct bios_parser *bp,
struct bp_transmitter_control *cntl);
static enum bp_result transmitter_control_v1_7(
struct bios_parser *bp,
struct bp_transmitter_control *cntl);
static enum bp_result transmitter_control_fallback(
struct bios_parser *bp,
struct bp_transmitter_control *cntl);
@ -233,6 +237,9 @@ static void init_transmitter_control(struct bios_parser *bp)
case 6:
bp->cmd_tbl.transmitter_control = transmitter_control_v1_6;
break;
case 7:
bp->cmd_tbl.transmitter_control = transmitter_control_v1_7;
break;
default:
dm_output_to_console("Don't have transmitter_control for v%d\n", crev);
bp->cmd_tbl.transmitter_control = transmitter_control_fallback;
@ -304,13 +311,76 @@ static enum bp_result transmitter_control_v1_6(
return result;
}
static void transmitter_control_dmcub_v1_7(
struct dc_dmub_srv *dmcub,
struct dmub_dig_transmitter_control_data_v1_7 *dig)
{
union dmub_rb_cmd cmd;
memset(&cmd, 0, sizeof(cmd));
cmd.dig1_transmitter_control.header.type = DMUB_CMD__VBIOS;
cmd.dig1_transmitter_control.header.sub_type =
DMUB_CMD__VBIOS_DIG1_TRANSMITTER_CONTROL;
cmd.dig1_transmitter_control.header.payload_bytes =
sizeof(cmd.dig1_transmitter_control) -
sizeof(cmd.dig1_transmitter_control.header);
cmd.dig1_transmitter_control.transmitter_control.dig_v1_7 = *dig;
dc_dmub_srv_cmd_queue(dmcub, &cmd);
dc_dmub_srv_cmd_execute(dmcub);
dc_dmub_srv_wait_idle(dmcub);
}
static enum bp_result transmitter_control_v1_7(
struct bios_parser *bp,
struct bp_transmitter_control *cntl)
{
enum bp_result result = BP_RESULT_FAILURE;
const struct command_table_helper *cmd = bp->cmd_helper;
struct dmub_dig_transmitter_control_data_v1_7 dig_v1_7 = {0};
dig_v1_7.phyid = cmd->phy_id_to_atom(cntl->transmitter);
dig_v1_7.action = (uint8_t)cntl->action;
if (cntl->action == TRANSMITTER_CONTROL_SET_VOLTAGE_AND_PREEMPASIS)
dig_v1_7.mode_laneset.dplaneset = (uint8_t)cntl->lane_settings;
else
dig_v1_7.mode_laneset.digmode =
cmd->signal_type_to_atom_dig_mode(cntl->signal);
dig_v1_7.lanenum = (uint8_t)cntl->lanes_number;
dig_v1_7.hpdsel = cmd->hpd_sel_to_atom(cntl->hpd_sel);
dig_v1_7.digfe_sel = cmd->dig_encoder_sel_to_atom(cntl->engine_id);
dig_v1_7.connobj_id = (uint8_t)cntl->connector_obj_id.id;
dig_v1_7.symclk_units.symclk_10khz = cntl->pixel_clock/10;
if (cntl->action == TRANSMITTER_CONTROL_ENABLE ||
cntl->action == TRANSMITTER_CONTROL_ACTIAVATE ||
cntl->action == TRANSMITTER_CONTROL_DEACTIVATE) {
DC_LOG_BIOS("%s:dig_v1_7.symclk_units.symclk_10khz = %d\n",
__func__, dig_v1_7.symclk_units.symclk_10khz);
}
if (bp->base.ctx->dc->ctx->dmub_srv &&
bp->base.ctx->dc->debug.dmub_command_table) {
transmitter_control_dmcub_v1_7(bp->base.ctx->dmub_srv, &dig_v1_7);
return BP_RESULT_OK;
}
/*color_depth not used any more, driver has deep color factor in the Phyclk*/
if (EXEC_BIOS_CMD_TABLE(dig1transmittercontrol, dig_v1_7))
result = BP_RESULT_OK;
return result;
}
static enum bp_result transmitter_control_fallback(
struct bios_parser *bp,
struct bp_transmitter_control *cntl)
{
if (bp->base.ctx->dc->ctx->dmub_srv &&
bp->base.ctx->dc->debug.dmub_command_table) {
return transmitter_control_v1_6(bp, cntl);
return transmitter_control_v1_7(bp, cntl);
}
return BP_RESULT_FAILURE;