/* Print everything unread existing in log_buffer to debug console*/
static void flush_to_debug_console(struct dal_logger *logger)
{
int i = logger->buffer_read_offset;
char *string_start = &logger->log_buffer[i];
dm_output_to_console(
"---------------- FLUSHING LOG BUFFER ----------------\n");
while (i < logger->buffer_write_offset) {
if (logger->log_buffer[i] == '\0') {
dm_output_to_console("%s", string_start);
string_start = (char *)logger->log_buffer + i + 1;
}
i++;
}
dm_output_to_console(
"-------------- END FLUSHING LOG BUFFER --------------\n\n");
}
static void init_enable_crtc(struct bios_parser *bp)
{
switch (BIOS_CMD_TABLE_PARA_REVISION(enablecrtc)) {
case 1:
bp->cmd_tbl.enable_crtc = enable_crtc_v1;
break;
default:
dm_output_to_console("Don't have enable_crtc for v%d\n",
BIOS_CMD_TABLE_PARA_REVISION(enablecrtc));
bp->cmd_tbl.enable_crtc = NULL;
break;
}
}
static void init_set_dce_clock(struct bios_parser *bp)
{
switch (BIOS_CMD_TABLE_PARA_REVISION(setdceclock)) {
case 1:
bp->cmd_tbl.set_dce_clock = set_dce_clock_v2_1;
break;
default:
dm_output_to_console("Don't have set_dce_clock for v%d\n",
BIOS_CMD_TABLE_PARA_REVISION(setdceclock));
bp->cmd_tbl.set_dce_clock = NULL;
break;
}
}
static void init_select_crtc_source(struct bios_parser *bp)
{
switch (BIOS_CMD_TABLE_PARA_REVISION(selectcrtc_source)) {
case 3:
bp->cmd_tbl.select_crtc_source = select_crtc_source_v3;
break;
default:
dm_output_to_console("Don't select_crtc_source enable_crtc for v%d\n",
BIOS_CMD_TABLE_PARA_REVISION(selectcrtc_source));
bp->cmd_tbl.select_crtc_source = NULL;
break;
}
}
static void init_enable_disp_power_gating(
struct bios_parser *bp)
{
switch (BIOS_CMD_TABLE_PARA_REVISION(enabledisppowergating)) {
case 1:
bp->cmd_tbl.enable_disp_power_gating =
enable_disp_power_gating_v2_1;
break;
default:
dm_output_to_console("Don't enable_disp_power_gating enable_crtc for v%d\n",
BIOS_CMD_TABLE_PARA_REVISION(enabledisppowergating));
bp->cmd_tbl.enable_disp_power_gating = NULL;
break;
}
}
static void init_dig_encoder_control(struct bios_parser *bp)
{
uint32_t version =
BIOS_CMD_TABLE_PARA_REVISION(digxencodercontrol);
switch (version) {
case 5:
bp->cmd_tbl.dig_encoder_control = encoder_control_digx_v1_5;
break;
default:
dm_output_to_console("Don't have dig_encoder_control for v%d\n", version);
bp->cmd_tbl.dig_encoder_control = NULL;
break;
}
}
static void init_set_crtc_timing(struct bios_parser *bp)
{
uint32_t dtd_version =
BIOS_CMD_TABLE_PARA_REVISION(setcrtc_usingdtdtiming);
switch (dtd_version) {
case 3:
bp->cmd_tbl.set_crtc_timing =
set_crtc_using_dtd_timing_v3;
break;
default:
dm_output_to_console("Don't have set_crtc_timing for v%d\n", dtd_version);
bp->cmd_tbl.set_crtc_timing = NULL;
break;
}
}
static void init_transmitter_control(struct bios_parser *bp)
{
uint8_t frev;
uint8_t crev;
if (BIOS_CMD_TABLE_REVISION(dig1transmittercontrol, frev, crev) != 0)
BREAK_TO_DEBUGGER();
switch (crev) {
case 6:
bp->cmd_tbl.transmitter_control = transmitter_control_v1_6;
break;
default:
dm_output_to_console("Don't have transmitter_control for v%d\n", crev);
bp->cmd_tbl.transmitter_control = NULL;
break;
}
}
static void log_to_debug_console(struct log_entry *entry)
{
struct dal_logger *logger = entry->logger;
if (logger->flags.bits.ENABLE_CONSOLE == 0)
return;
if (entry->buf_offset) {
switch (entry->major) {
case LOG_MAJOR_ERROR:
dm_error("%s", entry->buf);
break;
default:
dm_output_to_console("%s", entry->buf);
break;
}
}
}
static bool create_links(
struct dc *dc,
uint32_t num_virtual_links)
{
int i;
int connectors_num;
struct dc_bios *bios = dc->ctx->dc_bios;
dc->link_count = 0;
connectors_num = bios->funcs->get_connectors_number(bios);
if (connectors_num > ENUM_ID_COUNT) {
dm_error(
"DC: Number of connectors %d exceeds maximum of %d!\n",
connectors_num,
ENUM_ID_COUNT);
return false;
}
if (connectors_num == 0 && num_virtual_links == 0) {
dm_error("DC: Number of connectors is zero!\n");
}
dm_output_to_console(
"DC: %s: connectors_num: physical:%d, virtual:%d\n",
__func__,
connectors_num,
num_virtual_links);
for (i = 0; i < connectors_num; i++) {
struct link_init_data link_init_params = {0};
struct dc_link *link;
link_init_params.ctx = dc->ctx;
/* next BIOS object table connector */
link_init_params.connector_index = i;
link_init_params.link_index = dc->link_count;
link_init_params.dc = dc;
link = link_create(&link_init_params);
if (link) {
dc->links[dc->link_count] = link;
link->dc = dc;
++dc->link_count;
}
}
for (i = 0; i < num_virtual_links; i++) {
struct dc_link *link = kzalloc(sizeof(*link), GFP_KERNEL);
struct encoder_init_data enc_init = {0};
if (link == NULL) {
BREAK_TO_DEBUGGER();
goto failed_alloc;
}
link->link_index = dc->link_count;
dc->links[dc->link_count] = link;
dc->link_count++;
link->ctx = dc->ctx;
link->dc = dc;
link->connector_signal = SIGNAL_TYPE_VIRTUAL;
link->link_id.type = OBJECT_TYPE_CONNECTOR;
link->link_id.id = CONNECTOR_ID_VIRTUAL;
link->link_id.enum_id = ENUM_ID_1;
link->link_enc = kzalloc(sizeof(*link->link_enc), GFP_KERNEL);
if (!link->link_enc) {
BREAK_TO_DEBUGGER();
goto failed_alloc;
}
link->link_status.dpcd_caps = &link->dpcd_caps;
enc_init.ctx = dc->ctx;
enc_init.channel = CHANNEL_ID_UNKNOWN;
enc_init.hpd_source = HPD_SOURCEID_UNKNOWN;
enc_init.transmitter = TRANSMITTER_UNKNOWN;
enc_init.connector = link->link_id;
enc_init.encoder.type = OBJECT_TYPE_ENCODER;
enc_init.encoder.id = ENCODER_ID_INTERNAL_VIRTUAL;
enc_init.encoder.enum_id = ENUM_ID_1;
virtual_link_encoder_construct(link->link_enc, &enc_init);
}
return true;
failed_alloc:
return false;
}
