From: Jernej Skrabec <jernej.skrabec@siol.net>
To: maxime.ripard@bootlin.com, wens@csie.org
Cc: robh+dt@kernel.org, mturquette@baylibre.com, sboyd@kernel.org,
airlied@linux.ie, architt@codeaurora.org, a.hajda@samsung.com,
Laurent.pinchart@ideasonboard.com, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com,
jernej.skrabec@siol.net
Subject: [PATCH v3 11/28] drm/sun4i: Disable unused DE2 sub-engines
Date: Sun, 4 Nov 2018 19:26:48 +0100 [thread overview]
Message-ID: <20181104182705.18047-12-jernej.skrabec@siol.net> (raw)
In-Reply-To: <20181104182705.18047-1-jernej.skrabec@siol.net>
Some sub-engines are unused. Disable them explicitly.
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
---
drivers/gpu/drm/sun4i/sun8i_mixer.c | 8 ++++++++
drivers/gpu/drm/sun4i/sun8i_mixer.h | 4 ++--
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index 6769ec08c0d3..ec2c264f9481 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -462,6 +462,14 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master,
/* Reset the registers */
for (i = 0; i < DE2_MIXER_UNIT_SIZE; i += 4)
regmap_write(mixer->engine.regs, i, 0);
+ /* Disable unused sub-engines */
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_FCE_EN, 0);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_BWS_EN, 0);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_LTI_EN, 0);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_PEAK_EN, 0);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_ASE_EN, 0);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_FCC_EN, 0);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_DCSC_EN, 0);
/* Enable the mixer */
regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_CTL,
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h
index 09e0f4428c1e..a4175b993e0d 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h
@@ -101,8 +101,8 @@
#define SUN8I_MIXER_FBFMT_YUV411 14
/*
- * These sub-engines are still unknown now, the EN registers are here only to
- * be used to disable these sub-engines.
+ * Sub-engines listed bellow are unused for now. The EN registers are here only
+ * to be used to disable these sub-engines.
*/
#define SUN8I_MIXER_FCE_EN 0xa0000
#define SUN8I_MIXER_BWS_EN 0xa2000
--
2.19.1
next prev parent reply other threads:[~2018-11-04 18:28 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-04 18:26 [PATCH v3 00/28] Allwinner H6 DE3 and HDMI support Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 01/28] dt-bindings: bus: add H6 DE3 bus binding Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 02/28] clk: sunxi-ng: Adjust MP clock parent rate when allowed Jernej Skrabec
2019-01-10 9:15 ` [linux-sunxi] " Priit Laes
2019-01-10 17:10 ` Jernej Škrabec
2019-01-16 12:09 ` Priit Laes
2019-01-16 17:00 ` Jernej Škrabec
2019-01-17 7:24 ` Priit Laes
2019-01-18 21:51 ` Jernej Škrabec
2019-01-21 8:37 ` Priit Laes
2019-01-21 13:34 ` Priit Laes
2019-01-21 18:13 ` Jernej Škrabec
2019-03-19 10:34 ` Priit Laes
2018-11-04 18:26 ` [PATCH v3 03/28] clk: sunxi-ng: Use u64 for calculation of NM rate Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 04/28] clk: sunxi-ng: h6: Set video PLLs limits Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 05/28] dt-bindings: clock: sun8i-de2: Add H6 DE3 clock description Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 06/28] clk: sunxi-ng: Add support for H6 DE3 clocks Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 07/28] dt-bindings: display: sun4i-drm: Add H6 display engine compatibles Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 08/28] drm/sun4i: Add compatible for H6 display engine Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 09/28] drm/sun4i: Rework DE2 register defines Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 10/28] drm/sun4i: Fix DE2 mixer size Jernej Skrabec
2018-11-04 18:26 ` Jernej Skrabec [this message]
2018-11-04 18:26 ` [PATCH v3 12/28] drm/sun4i: Add basic support for DE3 Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 13/28] drm/sun4i: Add support for H6 DE3 mixer 0 Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 14/28] drm/bridge/synopsys: dw-hdmi: Enable workaround for v2.12a Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 15/28] drm/sun4i: Not all DW HDMI controllers has scrambled addresses Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 16/28] drm/sun4i: dw-hdmi: Make mode_valid function configurable Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 17/28] drm/sun4i: dw-hdmi: Add quirk for setting TMDS clock Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 18/28] dt-bindings: display: sunxi: add DT binding for Allwinner H6 DW HDMI Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 19/28] drm/sun4i: Add support for H6 DW HDMI controller Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 20/28] drm/sun4i: dw-hdmi-phy: Reorder quirks by family Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 21/28] drm/sun4i: Add support for Synopsys HDMI PHY Jernej Skrabec
2018-11-04 18:26 ` [PATCH v3 22/28] drm/sun4i: Add support for H6 " Jernej Skrabec
2018-11-04 18:27 ` [PATCH v3 23/28] drm/sun4i: Initialize registers in tcon-top driver Jernej Skrabec
2018-11-04 18:27 ` [PATCH v3 24/28] drm: sun4i: add quirks for TCON TOP Jernej Skrabec
2018-11-04 18:27 ` [PATCH v3 25/28] dt-bindings: display: sun4i-drm: document H6 " Jernej Skrabec
2018-11-04 18:27 ` [PATCH v3 26/28] drm: sun4i: add support for " Jernej Skrabec
2018-11-04 18:27 ` [PATCH v3 27/28] arm64: dts: allwinner: h6: Add HDMI pipeline Jernej Skrabec
2018-11-04 18:27 ` [PATCH v3 28/28] arm64: dts: allwinner: h6: Enable HDMI output on Pine H64 board Jernej Skrabec
2018-11-05 9:43 ` [PATCH v3 00/28] Allwinner H6 DE3 and HDMI support Maxime Ripard
2018-11-06 15:54 ` Jernej Škrabec
2018-11-06 17:20 ` Jernej Škrabec
2018-11-07 9:44 ` Maxime Ripard
2018-12-03 18:09 ` Jernej Škrabec
2018-12-04 8:29 ` Maxime Ripard
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