linux-kernel - [PATCH 2/3] drm/vc4: Don't disable DSI clocks on component unload.

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Date:   Wed,  2 Aug 2017 13:32:41 -0700
From:   Eric Anholt <eric@...olt.net>
To:     dri-devel@...ts.freedesktop.org
Cc:     linux-kernel@...r.kernel.org, noralf@...nnes.org,
        Eric Anholt <eric@...olt.net>
Subject: [PATCH 2/3] drm/vc4: Don't disable DSI clocks on component unload.

The clocks are enabled/disabled at encoder enable/disable time, not at
component load.  Fixes a WARN_ON at boot if V3D fails to probe.

Fixes: 4078f5757144 ("drm/vc4: Add DSI driver")
Signed-off-by: Eric Anholt <eric@...olt.net>
---
 drivers/gpu/drm/vc4/vc4_dsi.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/vc4/vc4_dsi.c b/drivers/gpu/drm/vc4/vc4_dsi.c
index 629d372633e6..13481bb6322f 100644
--- a/drivers/gpu/drm/vc4/vc4_dsi.c
+++ b/drivers/gpu/drm/vc4/vc4_dsi.c
@@ -1641,9 +1641,6 @@ static void vc4_dsi_unbind(struct device *dev, struct device *master,
 
 	mipi_dsi_host_unregister(&dsi->dsi_host);
 
-	clk_disable_unprepare(dsi->pll_phy_clock);
-	clk_disable_unprepare(dsi->escape_clock);
-
 	if (dsi->port == 1)
 		vc4->dsi1 = NULL;
 }
-- 
2.13.3