C++ (Cpp) dal_vector_append Examples

Example #1

File: ddc_i2caux_helper.c Project: guansong/ROCK-Kernel-Driver

void dal_ddc_i2c_payloads_add(
	struct i2c_payloads *payloads,
	uint32_t address,
	uint32_t len,
	uint8_t *data,
	bool write)
{
	uint32_t payload_size = EDID_SEGMENT_SIZE;
	uint32_t pos;

	for (pos = 0; pos < len; pos += payload_size) {
		struct i2c_payload payload = {
			.write = write,
			.address = address,
			.length = DDC_MIN(payload_size, len - pos),
			.data = data + pos };
		dal_vector_append(&payloads->payloads, &payload);
	}

}

void dal_ddc_aux_payloads_add(
	struct aux_payloads *payloads,
	uint32_t address,
	uint32_t len,
	uint8_t *data,
	bool write)
{
	uint32_t payload_size = DEFAULT_AUX_MAX_DATA_SIZE;
	uint32_t pos;

	for (pos = 0; pos < len; pos += payload_size) {
		struct aux_payload payload = {
			.i2c_over_aux = true,
			.write = write,
			.address = address,
			.length = DDC_MIN(payload_size, len - pos),
			.data = data + pos };
		dal_vector_append(&payloads->payloads, &payload);
	}
}

Example #2

File: dc_link_ddc.c Project: CCNITSilchar/linux

void dal_ddc_i2c_payloads_add(
	struct i2c_payloads *payloads,
	uint32_t address,
	uint32_t len,
	uint8_t *data,
	bool write)
{
	uint32_t payload_size = EDID_SEGMENT_SIZE;
	uint32_t pos;

	for (pos = 0; pos < len; pos += payload_size) {
		struct i2c_payload payload = {
			.write = write,
			.address = address,
			.length = DDC_MIN(payload_size, len - pos),
			.data = data + pos };
		dal_vector_append(&payloads->payloads, &payload);
	}

}

void dal_ddc_aux_payloads_add(
	struct aux_payloads *payloads,
	uint32_t address,
	uint32_t len,
	uint8_t *data,
	bool write)
{
	uint32_t payload_size = DEFAULT_AUX_MAX_DATA_SIZE;
	uint32_t pos;

	for (pos = 0; pos < len; pos += payload_size) {
		struct aux_payload payload = {
			.i2c_over_aux = true,
			.write = write,
			.address = address,
			.length = DDC_MIN(payload_size, len - pos),
			.data = data + pos };
		dal_vector_append(&payloads->payloads, &payload);
	}
}

static void construct(
	struct ddc_service *ddc_service,
	struct ddc_service_init_data *init_data)
{
	enum connector_id connector_id =
		dal_graphics_object_id_get_connector_id(init_data->id);

	struct gpio_service *gpio_service = init_data->ctx->gpio_service;
	struct graphics_object_i2c_info i2c_info;
	struct gpio_ddc_hw_info hw_info;
	struct dc_bios *dcb = init_data->ctx->dc_bios;

	ddc_service->link = init_data->link;
	ddc_service->ctx = init_data->ctx;

	if (BP_RESULT_OK != dcb->funcs->get_i2c_info(dcb, init_data->id, &i2c_info)) {
		ddc_service->ddc_pin = NULL;
	} else {
		hw_info.ddc_channel = i2c_info.i2c_line;
		hw_info.hw_supported = i2c_info.i2c_hw_assist;

		ddc_service->ddc_pin = dal_gpio_create_ddc(
			gpio_service,
			i2c_info.gpio_info.clk_a_register_index,
			1 << i2c_info.gpio_info.clk_a_shift,
			&hw_info);
	}

	ddc_service->flags.EDID_QUERY_DONE_ONCE = false;
	ddc_service->flags.FORCE_READ_REPEATED_START = false;
	ddc_service->flags.EDID_STRESS_READ = false;

	ddc_service->flags.IS_INTERNAL_DISPLAY =
		connector_id == CONNECTOR_ID_EDP ||
		connector_id == CONNECTOR_ID_LVDS;

	ddc_service->wa.raw = 0;
}

struct ddc_service *dal_ddc_service_create(
	struct ddc_service_init_data *init_data)
{
	struct ddc_service *ddc_service;

	ddc_service = kzalloc(sizeof(struct ddc_service), GFP_KERNEL);

	if (!ddc_service)
		return NULL;

	construct(ddc_service, init_data);
	return ddc_service;
}

static void destruct(struct ddc_service *ddc)
{
	if (ddc->ddc_pin)
		dal_gpio_destroy_ddc(&ddc->ddc_pin);
}

void dal_ddc_service_destroy(struct ddc_service **ddc)
{
	if (!ddc || !*ddc) {
		BREAK_TO_DEBUGGER();
		return;
	}
	destruct(*ddc);
	kfree(*ddc);
	*ddc = NULL;
}

enum ddc_service_type dal_ddc_service_get_type(struct ddc_service *ddc)
{
	return DDC_SERVICE_TYPE_CONNECTOR;
}

void dal_ddc_service_set_transaction_type(
	struct ddc_service *ddc,
	enum ddc_transaction_type type)
{
	ddc->transaction_type = type;
}

bool dal_ddc_service_is_in_aux_transaction_mode(struct ddc_service *ddc)
{
	switch (ddc->transaction_type) {
	case DDC_TRANSACTION_TYPE_I2C_OVER_AUX:
	case DDC_TRANSACTION_TYPE_I2C_OVER_AUX_WITH_DEFER:
	case DDC_TRANSACTION_TYPE_I2C_OVER_AUX_RETRY_DEFER:
		return true;
	default:
		break;
	}
	return false;
}

void ddc_service_set_dongle_type(struct ddc_service *ddc,
		enum display_dongle_type dongle_type)
{
	ddc->dongle_type = dongle_type;
}

static uint32_t defer_delay_converter_wa(
	struct ddc_service *ddc,
	uint32_t defer_delay)
{
	struct dc_link *link = ddc->link;

	if (link->dpcd_caps.branch_dev_id == DP_BRANCH_DEVICE_ID_4 &&
		!memcmp(link->dpcd_caps.branch_dev_name,
			DP_DVI_CONVERTER_ID_4,
			sizeof(link->dpcd_caps.branch_dev_name)))
		return defer_delay > I2C_OVER_AUX_DEFER_WA_DELAY ?
			defer_delay : I2C_OVER_AUX_DEFER_WA_DELAY;

	return defer_delay;
}

#define DP_TRANSLATOR_DELAY 5

uint32_t get_defer_delay(struct ddc_service *ddc)
{
	uint32_t defer_delay = 0;

	switch (ddc->transaction_type) {
	case DDC_TRANSACTION_TYPE_I2C_OVER_AUX:
		if ((DISPLAY_DONGLE_DP_VGA_CONVERTER == ddc->dongle_type) ||
			(DISPLAY_DONGLE_DP_DVI_CONVERTER == ddc->dongle_type) ||
			(DISPLAY_DONGLE_DP_HDMI_CONVERTER ==
				ddc->dongle_type)) {

			defer_delay = DP_TRANSLATOR_DELAY;

			defer_delay =
				defer_delay_converter_wa(ddc, defer_delay);

		} else /*sink has a delay different from an Active Converter*/
			defer_delay = 0;
		break;
	case DDC_TRANSACTION_TYPE_I2C_OVER_AUX_WITH_DEFER:
		defer_delay = DP_TRANSLATOR_DELAY;
		break;
	default:
		break;
	}
	return defer_delay;
}