return false;
}
+bool dc_is_oem_i2c_device_present(
+ struct dc *dc,
+ size_t slave_address)
+{
+ if (dc->res_pool->oem_device)
+ return dce_i2c_oem_device_present(
+ dc->res_pool,
+ dc->res_pool->oem_device,
+ slave_address);
+
+ return false;
+}
+
bool dc_submit_i2c(
struct dc *dc,
uint32_t link_index,
#include "dce_i2c.h"
#include "reg_helper.h"
+bool dce_i2c_oem_device_present(
+ struct resource_pool *pool,
+ struct ddc_service *ddc,
+ size_t slave_address
+)
+{
+ struct dc *dc = ddc->ctx->dc;
+ struct dc_bios *dcb = dc->ctx->dc_bios;
+ struct graphics_object_id id = {0};
+ struct graphics_object_i2c_info i2c_info;
+
+ if (!dc->ctx->dc_bios->fw_info.oem_i2c_present)
+ return false;
+
+ id.id = dc->ctx->dc_bios->fw_info.oem_i2c_obj_id;
+ id.enum_id = 0;
+ id.type = OBJECT_TYPE_GENERIC;
+ if (dcb->funcs->get_i2c_info(dcb, id, &i2c_info) != BP_RESULT_OK)
+ return false;
+
+ if (i2c_info.i2c_slave_address != slave_address)
+ return false;
+
+ return true;
+}
+
bool dce_i2c_submit_command(
struct resource_pool *pool,
struct ddc *ddc,
#include "dce_i2c_hw.h"
#include "dce_i2c_sw.h"
+bool dce_i2c_oem_device_present(
+ struct resource_pool *pool,
+ struct ddc_service *ddc,
+ size_t slave_address
+);
+
bool dce_i2c_submit_command(
struct resource_pool *pool,
struct ddc *ddc,