[PATCH 22/30] drm/amd/display/dc/core/dc_link: Fix a couple of function documentation issues

From: Lee Jones
Date: Wed Jan 13 2021 - 03:11:15 EST


Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:214: warning: Function parameter or member 'link' not described in 'dc_link_detect_sink'
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:350: warning: Function parameter or member 'link' not described in 'dc_link_is_dp_sink_present'
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:841: warning: Function parameter or member 'link' not described in 'dc_link_detect_helper'
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:841: warning: Function parameter or member 'reason' not described in 'dc_link_detect_helper'
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:3403: warning: Cannot understand *****************************************************************************

Cc: Harry Wentland <harry.wentland@xxxxxxx>
Cc: Leo Li <sunpeng.li@xxxxxxx>
Cc: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: "Christian König" <christian.koenig@xxxxxxx>
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index 3366a49f11dc7..271c4f66edb56 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -206,6 +206,7 @@ static bool program_hpd_filter(const struct dc_link *link)
/**
* dc_link_detect_sink() - Determine if there is a sink connected
*
+ * @link: pointer to the dc link
* @type: Returned connection type
* Does not detect downstream devices, such as MST sinks
* or display connected through active dongles
@@ -342,7 +343,7 @@ static enum signal_type get_basic_signal_type(struct graphics_object_id encoder,
return SIGNAL_TYPE_NONE;
}

-/**
+/*
* dc_link_is_dp_sink_present() - Check if there is a native DP
* or passive DP-HDMI dongle connected
*/
@@ -828,7 +829,7 @@ static bool wait_for_entering_dp_alt_mode(struct dc_link *link)
return false;
}

-/**
+/*
* dc_link_detect() - Detect if a sink is attached to a given link
*
* link->local_sink is created or destroyed as needed.
@@ -3400,10 +3401,7 @@ void core_link_set_avmute(struct pipe_ctx *pipe_ctx, bool enable)
}

/**
- *****************************************************************************
- * Function: dc_link_enable_hpd_filter
- *
- * @brief
+ * dc_link_enable_hpd_filter:
* If enable is true, programs HPD filter on associated HPD line using
* delay_on_disconnect/delay_on_connect values dependent on
* link->connector_signal
@@ -3411,9 +3409,8 @@ void core_link_set_avmute(struct pipe_ctx *pipe_ctx, bool enable)
* If enable is false, programs HPD filter on associated HPD line with no
* delays on connect or disconnect
*
- * @param [in] link: pointer to the dc link
- * @param [in] enable: boolean specifying whether to enable hbd
- *****************************************************************************
+ * @link: pointer to the dc link
+ * @enable: boolean specifying whether to enable hbd
*/
void dc_link_enable_hpd_filter(struct dc_link *link, bool enable)
{
--
2.25.1