linux-kernel - [PATCH 2/3] drm/msm/dpu: remove dpu

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Date:   Sun, 30 Jun 2019 06:14:42 -0700
From:   Rob Clark <robdclark@...il.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     freedreno@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        Rob Clark <robdclark@...omium.org>,
        Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Jordan Crouse <jcrouse@...eaurora.org>,
        Jayant Shekhar <jshekhar@...eaurora.org>,
        Abhinav Kumar <abhinavk@...eaurora.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Jeykumar Sankaran <jsanka@...eaurora.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] drm/msm/dpu: remove dpu_mdss:hwversion

From: Rob Clark <robdclark@...omium.org>

Unused and the extra rpm get/put interferes with handover from
bootloader (ie. happens before we have a chance to check if
things are already enabled).

Signed-off-by: Rob Clark <robdclark@...omium.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_mdss.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_mdss.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_mdss.c
index 986915bbbc02..e83dd4c6ec58 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_mdss.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_mdss.c
@@ -22,7 +22,6 @@ struct dpu_mdss {
 	struct msm_mdss base;
 	void __iomem *mmio;
 	unsigned long mmio_len;
-	u32 hwversion;
 	struct dss_module_power mp;
 	struct dpu_irq_controller irq_controller;
 	struct icc_path *path[2];
@@ -287,10 +286,6 @@ int dpu_mdss_init(struct drm_device *dev)
 
 	dpu_mdss_icc_request_bw(priv->mdss);
 
-	pm_runtime_get_sync(dev->dev);
-	dpu_mdss->hwversion = readl_relaxed(dpu_mdss->mmio);
-	pm_runtime_put_sync(dev->dev);
-
 	return ret;
 
 irq_error:
-- 
2.20.1