linux-kernel - [PATCH v2 4/4] drm/amdgpu: Document gfx_off members of struct amdgpu

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Message-Id: <20220726182152.123649-5-andrealmeid@igalia.com>
Date:   Tue, 26 Jul 2022 15:21:52 -0300
From:   André Almeida <andrealmeid@...lia.com>
To:     Alex Deucher <alexander.deucher@....com>,
        'Christian König' <christian.koenig@....com>,
        'Pan Xinhui' <Xinhui.Pan@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Hawking Zhang <Hawking.Zhang@....com>,
        Tao Zhou <tao.zhou1@....com>,
        Felix Kuehling <Felix.Kuehling@....com>,
        Jack Xiao <Jack.Xiao@....com>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Tom St Denis <tom.stdenis@....com>,
        Rodrigo Siqueira <Rodrigo.Siqueira@....com>
Cc:     kernel-dev@...lia.com,
        André Almeida <andrealmeid@...lia.com>
Subject: [PATCH v2 4/4] drm/amdgpu: Document gfx_off members of struct amdgpu_gfx

Add comments to document gfx_off related members of struct amdgpu_gfx.

Signed-off-by: André Almeida <andrealmeid@...lia.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
index 1b8b4a5270c9..8abdf41d0f83 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
@@ -332,12 +332,12 @@ struct amdgpu_gfx {
 	uint32_t                        srbm_soft_reset;
 
 	/* gfx off */
-	bool                            gfx_off_state; /* true: enabled, false: disabled */
-	struct mutex                    gfx_off_mutex;
-	uint32_t                        gfx_off_req_count; /* default 1, enable gfx off: dec 1, disable gfx off: add 1 */
-	struct delayed_work             gfx_off_delay_work;
-	uint32_t                        gfx_off_residency;
-	uint64_t                        gfx_off_entrycount;
+	bool                            gfx_off_state;      /* true: enabled, false: disabled */
+	struct mutex                    gfx_off_mutex;      /* mutex to change gfxoff state */
+	uint32_t                        gfx_off_req_count;  /* default 1, enable gfx off: dec 1, disable gfx off: add 1 */
+	struct delayed_work             gfx_off_delay_work; /* async work to set gfx block off */
+	uint32_t                        gfx_off_residency;  /* last logged residency */
+	uint64_t                        gfx_off_entrycount; /* count of times GPU has get into GFXOFF state */
 
 	/* pipe reservation */
 	struct mutex			pipe_reserve_mutex;
-- 
2.37.1