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From: jernej.skrabec@siol.net (Jernej Skrabec)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 20/27] drm/sun4i: Add scaler configuration to DE2 mixers
Date: Fri,  1 Dec 2017 07:05:43 +0100	[thread overview]
Message-ID: <20171201060550.10392-21-jernej.skrabec@siol.net> (raw)
In-Reply-To: <20171201060550.10392-1-jernej.skrabec@siol.net>

No all SoCs support scaling on all channels. For example, V3s support
scaling only on VI channels. Because of that, add additional
configuration bitmask which tells which channel support scaler.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
---
 drivers/gpu/drm/sun4i/sun8i_mixer.c |  1 +
 drivers/gpu/drm/sun4i/sun8i_mixer.h | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index 888620b1d3f1..e3296a060352 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -336,6 +336,7 @@ static int sun8i_mixer_remove(struct platform_device *pdev)
 static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg = {
 	.vi_num = 2,
 	.ui_num = 1,
+	.scaler_mask = 0x3,
 };
 
 static const struct of_device_id sun8i_mixer_of_table[] = {
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h
index bad0969ac105..a6270b307ae5 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h
@@ -94,9 +94,19 @@ struct de2_fmt_info {
 	u32 de2_fmt;
 };
 
+/**
+ * struct sun8i_mixer_cfg - mixer HW configuration
+ * @vi_num: number of VI channels
+ * @ui_num: number of UI channels
+ * @scaler_mask: bitmask which tells which channel supports scaling
+ *	First, scaler supports for VI channels is defined and after that, scaler
+ *	support for UI channels. For example, if mixer has 2 VI channels without
+ *	scaler and 2 UI channels with scaler, bitmask would be 0xC.
+ */
 struct sun8i_mixer_cfg {
 	int		vi_num;
 	int		ui_num;
+	int		scaler_mask;
 };
 
 struct sun8i_mixer {
-- 
2.15.1

  parent reply	other threads:[~2017-12-01  6:05 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-01  6:05 [PATCH v2 00/27] Improve DE2 support Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 01/27] drm/sun4i: Fix format mask in DE2 driver Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 02/27] drm/sun4i: Rename DE2 RGB format macros Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 03/27] drm/sun4i: Remove setting alpha mode in DE2 driver Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 04/27] drm/sun4i: Fix debug message in DE2 Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 05/27] drm/sun4i: Remove setting default values in DE2 driver Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 06/27] drm/sun4i: Explain color macro " Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 07/27] drm/sun4i: Set blending mode for all channels (DE2) Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 08/27] drm/sun4i: Rename some macros in DE2 driver Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 09/27] drm/sun4i: Rework enabling plane " Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 10/27] drm/sun4i: Start using layer id " Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 11/27] drm/sun4i: Add constraints checking to " Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 12/27] drm/sun4i: Use values calculated by atomic check Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 13/27] drm/sun4i: Move line width setting in DE2 Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 14/27] drm/sun4i: Move channel size related code " Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 15/27] drm/sun4i: Move interlace " Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 16/27] drm/sun4i: Add multi plane support to DE2 driver Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 17/27] drm/sun4i: Add support for all HW supported DE2 RGB formats Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 18/27] drm/sun4i: Reorganize UI layer code in DE2 Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 19/27] drm/sun4i: Add support for DE2 VI planes Jernej Skrabec
2017-12-01  6:05 ` Jernej Skrabec [this message]
2017-12-01  6:05 ` [PATCH v2 21/27] drm/sun4i: Add support for HW scaling to DE2 Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 22/27] drm/sun4i: Add CCSC property to DE2 configuration Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 23/27] drm/sun4i: Add DE2 CSC library Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 24/27] drm/sun4i: Add DE2 definitions for YUV formats Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 25/27] drm/sun4i: Expand DE2 scaler lib with YUV support Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 26/27] drm/sun4i: Wire in DE2 " Jernej Skrabec
2017-12-01  6:05 ` [PATCH v2 27/27] [DO NOT MERGE]drm/sun4i: Change zpos of bottom VI plane Jernej Skrabec
2017-12-05 10:36 ` [PATCH v2 00/27] Improve DE2 support Maxime Ripard
2017-12-05 15:52   ` Jernej Škrabec
2017-12-05 19:23     ` Maxime Ripard

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