From 44810f8de2fb335f2888b6f00a3cd17ab3b1a38a Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 17 Dec 2024 09:01:59 -0500 Subject: [PATCH] drm/amd/display/dc: add a new helper to fetch the OEM ddc_service This is the i2c bus used by OEMs for board specific i2c features like RGB. Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c | 6 ++++++ drivers/gpu/drm/amd/display/dc/dc.h | 3 +++ 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c index c1b79b379447..261c3bc4d46e 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c @@ -150,6 +150,12 @@ bool dc_link_update_dsc_config(struct pipe_ctx *pipe_ctx) return link->dc->link_srv->update_dsc_config(pipe_ctx); } +struct ddc_service * +dc_get_oem_i2c_device(struct dc *dc) +{ + return dc->res_pool->oem_device; +} + bool dc_is_oem_i2c_device_present( struct dc *dc, size_t slave_address) diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 053481ab69ef..0c2c0fc45ae5 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -1947,6 +1947,9 @@ int dc_link_aux_transfer_raw(struct ddc_service *ddc, struct aux_payload *payload, enum aux_return_code_type *operation_result); +struct ddc_service * +dc_get_oem_i2c_device(struct dc *dc); + bool dc_is_oem_i2c_device_present( struct dc *dc, size_t slave_address -- 2.50.1