struct device_id result_device_id;
+ result_device_id.raw_device_tag = device_id;
+
switch (device_id) {
case ATOM_DISPLAY_LCD1_SUPPORT:
result_device_id.device_type = DEVICE_TYPE_LCD;
info_v11->extdispconninfo.path[i].hpdlut_index;
info->ext_disp_conn_info.path[i].channel_mapping.raw =
info_v11->extdispconninfo.path[i].channelmapping;
+ info->ext_disp_conn_info.path[i].caps =
+ le16_to_cpu(info_v11->extdispconninfo.path[i].caps);
}
info->ext_disp_conn_info.checksum =
info_v11->extdispconninfo.checksum;
+ info->dp0_ext_hdmi_slv_addr = info_v11->dp0_retimer_set.HdmiSlvAddr;
+ info->dp0_ext_hdmi_reg_num = info_v11->dp0_retimer_set.HdmiRegNum;
+ for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
+ info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
+ info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+ info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
+ info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+ }
+ info->dp0_ext_hdmi_6g_reg_num = info_v11->dp0_retimer_set.Hdmi6GRegNum;
+ for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
+ info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+ info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+ info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+ info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+ }
+
+ info->dp1_ext_hdmi_slv_addr = info_v11->dp1_retimer_set.HdmiSlvAddr;
+ info->dp1_ext_hdmi_reg_num = info_v11->dp1_retimer_set.HdmiRegNum;
+ for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
+ info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
+ info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+ info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
+ info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+ }
+ info->dp1_ext_hdmi_6g_reg_num = info_v11->dp1_retimer_set.Hdmi6GRegNum;
+ for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
+ info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+ info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+ info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+ info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+ }
+
+ info->dp2_ext_hdmi_slv_addr = info_v11->dp2_retimer_set.HdmiSlvAddr;
+ info->dp2_ext_hdmi_reg_num = info_v11->dp2_retimer_set.HdmiRegNum;
+ for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
+ info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
+ info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+ info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
+ info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+ }
+ info->dp2_ext_hdmi_6g_reg_num = info_v11->dp2_retimer_set.Hdmi6GRegNum;
+ for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
+ info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+ info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+ info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+ info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+ }
+
+ info->dp3_ext_hdmi_slv_addr = info_v11->dp3_retimer_set.HdmiSlvAddr;
+ info->dp3_ext_hdmi_reg_num = info_v11->dp3_retimer_set.HdmiRegNum;
+ for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
+ info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
+ info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
+ info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
+ info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
+ }
+ info->dp3_ext_hdmi_6g_reg_num = info_v11->dp3_retimer_set.Hdmi6GRegNum;
+ for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
+ info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
+ info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
+ info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
+ info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
+ }
+
+
/** TODO - review **/
#if 0
info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock)
&info.ext_disp_conn_info.path[i];
if (path->device_connector_id.enum_id == link->link_id.enum_id
&& path->device_connector_id.id == link->link_id.id
- && path->device_connector_id.type == link->link_id.type
- && path->device_acpi_enum
- == link->device_tag.acpi_device) {
- link->ddi_channel_mapping = path->channel_mapping;
+ && path->device_connector_id.type == link->link_id.type) {
+
+ if (link->device_tag.acpi_device != 0
+ && path->device_acpi_enum == link->device_tag.acpi_device) {
+ link->ddi_channel_mapping = path->channel_mapping;
+ link->chip_caps = path->caps;
+ } else if (path->device_tag ==
+ link->device_tag.dev_id.raw_device_tag) {
+ link->ddi_channel_mapping = path->channel_mapping;
+ link->chip_caps = path->caps;
+ }
break;
}
}
return enable_link_dp(pipe_ctx);
}
+static bool get_ext_hdmi_settings(struct pipe_ctx *pipe_ctx,
+ enum engine_id eng_id,
+ struct ext_hdmi_settings *settings)
+{
+ bool result = false;
+ int i = 0;
+ struct integrated_info *integrated_info =
+ pipe_ctx->stream->ctx->dc_bios->integrated_info;
+
+ if (integrated_info == NULL)
+ return false;
+
+ /*
+ * Get retimer settings from sbios for passing SI eye test for DCE11
+ * The setting values are varied based on board revision and port id
+ * Therefore the setting values of each ports is passed by sbios.
+ */
+
+ // Check if current bios contains ext Hdmi settings
+ if (integrated_info->gpu_cap_info & 0x20) {
+ switch (eng_id) {
+ case ENGINE_ID_DIGA:
+ settings->slv_addr = integrated_info->dp0_ext_hdmi_slv_addr;
+ settings->reg_num = integrated_info->dp0_ext_hdmi_6g_reg_num;
+ settings->reg_num_6g = integrated_info->dp0_ext_hdmi_6g_reg_num;
+ memmove(settings->reg_settings,
+ integrated_info->dp0_ext_hdmi_reg_settings,
+ sizeof(integrated_info->dp0_ext_hdmi_reg_settings));
+ memmove(settings->reg_settings_6g,
+ integrated_info->dp0_ext_hdmi_6g_reg_settings,
+ sizeof(integrated_info->dp0_ext_hdmi_6g_reg_settings));
+ result = true;
+ break;
+ case ENGINE_ID_DIGB:
+ settings->slv_addr = integrated_info->dp1_ext_hdmi_slv_addr;
+ settings->reg_num = integrated_info->dp1_ext_hdmi_6g_reg_num;
+ settings->reg_num_6g = integrated_info->dp1_ext_hdmi_6g_reg_num;
+ memmove(settings->reg_settings,
+ integrated_info->dp1_ext_hdmi_reg_settings,
+ sizeof(integrated_info->dp1_ext_hdmi_reg_settings));
+ memmove(settings->reg_settings_6g,
+ integrated_info->dp1_ext_hdmi_6g_reg_settings,
+ sizeof(integrated_info->dp1_ext_hdmi_6g_reg_settings));
+ result = true;
+ break;
+ case ENGINE_ID_DIGC:
+ settings->slv_addr = integrated_info->dp2_ext_hdmi_slv_addr;
+ settings->reg_num = integrated_info->dp2_ext_hdmi_6g_reg_num;
+ settings->reg_num_6g = integrated_info->dp2_ext_hdmi_6g_reg_num;
+ memmove(settings->reg_settings,
+ integrated_info->dp2_ext_hdmi_reg_settings,
+ sizeof(integrated_info->dp2_ext_hdmi_reg_settings));
+ memmove(settings->reg_settings_6g,
+ integrated_info->dp2_ext_hdmi_6g_reg_settings,
+ sizeof(integrated_info->dp2_ext_hdmi_6g_reg_settings));
+ result = true;
+ break;
+
+ default:
+ break;
+ }
+
+ if (result == true) {
+ // Validate settings from bios integrated info table
+ if (settings->slv_addr == 0)
+ return false;
+ if (settings->reg_num > 9)
+ return false;
+ if (settings->reg_num_6g > 3)
+ return false;
+
+ for (i = 0; i < settings->reg_num; i++) {
+ if (settings->reg_settings[i].i2c_reg_index > 0x20)
+ return false;
+ }
+
+ for (i = 0; i < settings->reg_num_6g; i++) {
+ if (settings->reg_settings_6g[i].i2c_reg_index > 0x20)
+ return false;
+ }
+ }
+ }
+
+ return result;
+}
+
+static bool i2c_write(struct pipe_ctx *pipe_ctx,
+ uint8_t address, uint8_t *buffer, uint32_t length)
+{
+ struct i2c_command cmd = {0};
+ struct i2c_payload payload = {0};
+
+ memset(&payload, 0, sizeof(payload));
+ memset(&cmd, 0, sizeof(cmd));
+
+ cmd.number_of_payloads = 1;
+ cmd.engine = I2C_COMMAND_ENGINE_DEFAULT;
+ cmd.speed = pipe_ctx->stream->ctx->dc->caps.i2c_speed_in_khz;
+
+ payload.address = address;
+ payload.data = buffer;
+ payload.length = length;
+ payload.write = true;
+ cmd.payloads = &payload;
+
+ if (dc_submit_i2c(pipe_ctx->stream->ctx->dc,
+ pipe_ctx->stream->sink->link->link_index, &cmd))
+ return true;
+
+ return false;
+}
+
+static void write_i2c_retimer_setting(
+ struct pipe_ctx *pipe_ctx,
+ bool is_vga_mode,
+ bool is_over_340mhz,
+ struct ext_hdmi_settings *settings)
+{
+ uint8_t slave_address = (settings->slv_addr >> 1);
+ uint8_t buffer[2];
+ const uint8_t apply_rx_tx_change = 0x4;
+ uint8_t offset = 0xA;
+ uint8_t value = 0;
+ int i = 0;
+ bool i2c_success = false;
+
+ memset(&buffer, 0, sizeof(buffer));
+
+ /* Start Ext-Hdmi programming*/
+
+ for (i = 0; i < settings->reg_num; i++) {
+ /* Apply 3G settings */
+ if (settings->reg_settings[i].i2c_reg_index <= 0x20) {
+
+ buffer[0] = settings->reg_settings[i].i2c_reg_index;
+ buffer[1] = settings->reg_settings[i].i2c_reg_val;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Based on DP159 specs, APPLY_RX_TX_CHANGE bit in 0x0A
+ * needs to be set to 1 on every 0xA-0xC write.
+ */
+ if (settings->reg_settings[i].i2c_reg_index == 0xA ||
+ settings->reg_settings[i].i2c_reg_index == 0xB ||
+ settings->reg_settings[i].i2c_reg_index == 0xC) {
+
+ /* Query current value from offset 0xA */
+ if (settings->reg_settings[i].i2c_reg_index == 0xA)
+ value = settings->reg_settings[i].i2c_reg_val;
+ else {
+ i2c_success =
+ dal_ddc_service_query_ddc_data(
+ pipe_ctx->stream->sink->link->ddc,
+ slave_address, &offset, 1, &value, 1);
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+ }
+
+ buffer[0] = offset;
+ /* Set APPLY_RX_TX_CHANGE bit to 1 */
+ buffer[1] = value | apply_rx_tx_change;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+ }
+ }
+ }
+
+ /* Apply 3G settings */
+ if (is_over_340mhz) {
+ for (i = 0; i < settings->reg_num_6g; i++) {
+ /* Apply 3G settings */
+ if (settings->reg_settings[i].i2c_reg_index <= 0x20) {
+
+ buffer[0] = settings->reg_settings_6g[i].i2c_reg_index;
+ buffer[1] = settings->reg_settings_6g[i].i2c_reg_val;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Based on DP159 specs, APPLY_RX_TX_CHANGE bit in 0x0A
+ * needs to be set to 1 on every 0xA-0xC write.
+ */
+ if (settings->reg_settings_6g[i].i2c_reg_index == 0xA ||
+ settings->reg_settings_6g[i].i2c_reg_index == 0xB ||
+ settings->reg_settings_6g[i].i2c_reg_index == 0xC) {
+
+ /* Query current value from offset 0xA */
+ if (settings->reg_settings_6g[i].i2c_reg_index == 0xA)
+ value = settings->reg_settings_6g[i].i2c_reg_val;
+ else {
+ i2c_success =
+ dal_ddc_service_query_ddc_data(
+ pipe_ctx->stream->sink->link->ddc,
+ slave_address, &offset, 1, &value, 1);
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+ }
+
+ buffer[0] = offset;
+ /* Set APPLY_RX_TX_CHANGE bit to 1 */
+ buffer[1] = value | apply_rx_tx_change;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+ }
+ }
+ }
+ }
+
+ if (is_vga_mode) {
+ /* Program additional settings if using 640x480 resolution */
+
+ /* Write offset 0xFF to 0x01 */
+ buffer[0] = 0xff;
+ buffer[1] = 0x01;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0x00 to 0x23 */
+ buffer[0] = 0x00;
+ buffer[1] = 0x23;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0xff to 0x00 */
+ buffer[0] = 0xff;
+ buffer[1] = 0x00;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ }
+}
+
+static void write_i2c_default_retimer_setting(
+ struct pipe_ctx *pipe_ctx,
+ bool is_vga_mode,
+ bool is_over_340mhz)
+{
+ uint8_t slave_address = (0xBA >> 1);
+ uint8_t buffer[2];
+ bool i2c_success = false;
+
+ memset(&buffer, 0, sizeof(buffer));
+
+ /* Program Slave Address for tuning single integrity */
+ /* Write offset 0x0A to 0x13 */
+ buffer[0] = 0x0A;
+ buffer[1] = 0x13;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0x0A to 0x17 */
+ buffer[0] = 0x0A;
+ buffer[1] = 0x17;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0x0B to 0xDA or 0xD8 */
+ buffer[0] = 0x0B;
+ buffer[1] = is_over_340mhz ? 0xDA : 0xD8;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0x0A to 0x17 */
+ buffer[0] = 0x0A;
+ buffer[1] = 0x17;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0x0C to 0x1D or 0x91 */
+ buffer[0] = 0x0C;
+ buffer[1] = is_over_340mhz ? 0x1D : 0x91;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0x0A to 0x17 */
+ buffer[0] = 0x0A;
+ buffer[1] = 0x17;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+
+ if (is_vga_mode) {
+ /* Program additional settings if using 640x480 resolution */
+
+ /* Write offset 0xFF to 0x01 */
+ buffer[0] = 0xff;
+ buffer[1] = 0x01;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0x00 to 0x23 */
+ buffer[0] = 0x00;
+ buffer[1] = 0x23;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+
+ /* Write offset 0xff to 0x00 */
+ buffer[0] = 0xff;
+ buffer[1] = 0x00;
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+ }
+}
+
+static void write_i2c_redriver_setting(
+ struct pipe_ctx *pipe_ctx,
+ bool is_over_340mhz)
+{
+ uint8_t slave_address = (0xF0 >> 1);
+ uint8_t buffer[16];
+ bool i2c_success = false;
+
+ memset(&buffer, 0, sizeof(buffer));
+
+ // Program Slave Address for tuning single integrity
+ buffer[3] = 0x4E;
+ buffer[4] = 0x4E;
+ buffer[5] = 0x4E;
+ buffer[6] = is_over_340mhz ? 0x4E : 0x4A;
+
+ i2c_success = i2c_write(pipe_ctx, slave_address,
+ buffer, sizeof(buffer));
+
+ if (!i2c_success)
+ /* Write failure */
+ ASSERT(i2c_success);
+}
+
static void enable_link_hdmi(struct pipe_ctx *pipe_ctx)
{
struct dc_stream_state *stream = pipe_ctx->stream;
struct dc_link *link = stream->sink->link;
enum dc_color_depth display_color_depth;
+ enum engine_id eng_id;
+ struct ext_hdmi_settings settings = {0};
+ bool is_over_340mhz = false;
+ bool is_vga_mode = (stream->timing.h_addressable == 640)
+ && (stream->timing.v_addressable == 480);
+
+ if (stream->phy_pix_clk > 340000)
+ is_over_340mhz = true;
+
+ if (dc_is_hdmi_signal(pipe_ctx->stream->signal)) {
+ if ((pipe_ctx->stream->sink->link->chip_caps >> 2) == 0x2) {
+ /* DP159, Retimer settings */
+ eng_id = pipe_ctx->stream_res.stream_enc->id;
+
+ if (get_ext_hdmi_settings(pipe_ctx, eng_id, &settings)) {
+ write_i2c_retimer_setting(pipe_ctx,
+ is_vga_mode, is_over_340mhz, &settings);
+ } else {
+ write_i2c_default_retimer_setting(pipe_ctx,
+ is_vga_mode, is_over_340mhz);
+ }
+ } else if ((pipe_ctx->stream->sink->link->chip_caps >> 2) == 0x1) {
+ /* PI3EQX1204, Redriver settings */
+ write_i2c_redriver_setting(pipe_ctx, is_over_340mhz);
+ }
+ }
if (dc_is_hdmi_signal(pipe_ctx->stream->signal))
dal_ddc_service_write_scdc_data(
projects / mirror_ubuntu-jammy-kernel.git / commitdiff