linux-kernel - [PATCH] add kernel docs for dc_dmub

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Date:   Fri, 29 Sep 2023 06:00:51 -0400
From:   Sagar Vashnav <sagarvashnav72427@...il.com>
To:     Harry Wentland <harry.wentland@....com>,
        Leo Li <sunpeng.li@....com>,
        Rodrigo Siqueira <Rodrigo.Siqueira@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Sagar Vashnav <sagarvashnav72427@...il.com>,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] add kernel docs for dc_dmub_caps

Add kernel documentation for the dc_dmub_caps structure.

Signed-off-by: Sagar Vashnav <sagarvashnav72427@...il.com>
---
 drivers/gpu/drm/amd/display/dc/dc.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 8125839..14b4c50 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -208,6 +208,16 @@ struct dc_color_caps {
 	struct mpc_color_caps mpc;
 };
 
+/**
+ * struct dc_dmub_caps - DMUB (Display Microcontroller Unit) capabilities
+ * @psr: support for PSR (Power Saving State Residency)
+ * @mclk_sw: support for MCLK_SW (Memory Clock Switch)
+ * @subvp_psr: support for SUBVP PSR (Sub-Viewport Power Saving State Residency)
+ * @gecc_enable: GECC (Global Error Correcting Code) enablement.
+ *
+ * This structure describes the capabilities of the Display Microcontroller Unit (DMUB).
+ * It specifies whether certain features like PSR and MCLK_SW are supported.
+ */
 struct dc_dmub_caps {
 	bool psr;
 	bool mclk_sw;
-- 
2.34.1