drm/amd/display: add oem i2c implemenation in dc

[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / display / dc / dcn20 / dcn20_resource.c

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index e73a656..d3d2679 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -59,6 +59,7 @@
 #include "dml/display_mode_vba.h"
 #include "dcn20_dccg.h"
 #include "dcn20_vmid.h"
+#include "dc_link_ddc.h"
 
 #include "navi10_ip_offset.h"
 
@@ -1346,6 +1347,8 @@ static void destruct(struct dcn20_resource_pool *pool)
        if (pool->base.pp_smu != NULL)
                dcn20_pp_smu_destroy(&pool->base.pp_smu);
 
+       if (pool->base.oem_device != NULL)
+               dal_ddc_service_destroy(&pool->base.oem_device);
 }
 
 struct hubp *dcn20_hubp_create(
@@ -3391,6 +3394,7 @@ static bool construct(
        int i;
        struct dc_context *ctx = dc->ctx;
        struct irq_service_init_data init_data;
+       struct ddc_service_init_data ddc_init_data;
        struct _vcs_dpi_soc_bounding_box_st *loaded_bb =
                        get_asic_rev_soc_bb(ctx->asic_id.hw_internal_rev);
        struct _vcs_dpi_ip_params_st *loaded_ip =
@@ -3686,6 +3690,17 @@ static bool construct(
 
        dc->cap_funcs = cap_funcs;
 
+       if (dc->ctx->dc_bios->fw_info.oem_i2c_present) {
+               ddc_init_data.ctx = dc->ctx;
+               ddc_init_data.link = NULL;
+               ddc_init_data.id.id = dc->ctx->dc_bios->fw_info.oem_i2c_obj_id;
+               ddc_init_data.id.enum_id = 0;
+               ddc_init_data.id.type = OBJECT_TYPE_GENERIC;
+               pool->base.oem_device = dal_ddc_service_create(&ddc_init_data);
+       } else {
+               pool->base.oem_device = NULL;
+       }
+
        return true;
 
 create_fail: