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Date:   Thu, 1 Sep 2016 14:23:11 +0300
From:   Peter Ujfalusi <peter.ujfalusi@...com>
To:     <thierry.reding@...il.com>, <airlied@...ux.ie>,
        <tomi.valkeinen@...com>
CC:     <daniel.vetter@...ll.ch>, <dri-devel@...ts.freedesktop.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 17/26] drm/omap: omap_display_timings: Use display_flags for double_pixel mode

In preparation to move the stack to use the generic videmode
struct for display timing information.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
---
 drivers/gpu/drm/omapdrm/dss/dispc.c      | 6 +++---
 drivers/gpu/drm/omapdrm/dss/hdmi4.c      | 2 +-
 drivers/gpu/drm/omapdrm/dss/hdmi5.c      | 2 +-
 drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 4 ++--
 drivers/gpu/drm/omapdrm/dss/hdmi_wp.c    | 3 +--
 drivers/gpu/drm/omapdrm/dss/omapdss.h    | 2 --
 drivers/gpu/drm/omapdrm/omap_connector.c | 5 +++--
 7 files changed, 11 insertions(+), 13 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index ae1e25b33391..39a9c34694f5 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -3270,8 +3270,9 @@ void dispc_mgr_set_timings(enum omap_channel channel,
 			t.vactive /= 2;
 
 		if (dispc.feat->supports_double_pixel)
-			REG_FLD_MOD(DISPC_CONTROL, t.double_pixel ? 1 : 0,
-				19, 17);
+			REG_FLD_MOD(DISPC_CONTROL,
+				    !!(t.flags & DISPLAY_FLAGS_DOUBLECLK),
+				    19, 17);
 	}
 
 	dispc_mgr_set_size(channel, t.hactive, t.vactive);
@@ -4206,7 +4207,6 @@ static const struct dispc_errata_i734_data {
 		.vsync_len = 1, .vfront_porch = 1, .vback_porch = 1,
 		.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
 		.sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
-		.double_pixel = false,
 
 		.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
 			 DISPLAY_FLAGS_DE_HIGH,
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index 2a5a71a25423..891518502d3d 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -175,7 +175,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev)
 	       p->vactive);
 
 	pc = p->pixelclock;
-	if (p->double_pixel)
+	if (p->flags & DISPLAY_FLAGS_DOUBLECLK)
 		pc *= 2;
 
 	/* DSS_HDMI_TCLK is bitclk / 10 */
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
index 45f445523a4f..8206ef69caf1 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
@@ -187,7 +187,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev)
 	       p->vactive);
 
 	pc = p->pixelclock;
-	if (p->double_pixel)
+	if (p->flags & DISPLAY_FLAGS_DOUBLECLK)
 		pc *= 2;
 
 	/* DSS_HDMI_TCLK is bitclk / 10 */
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
index f64f389939d1..e86972b98a91 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
@@ -315,7 +315,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg,
 		video_cfg->v_fc_config.timings.vback_porch /= 2;
 	}
 
-	if (cfg->timings.double_pixel) {
+	if (cfg->timings.flags & DISPLAY_FLAGS_DOUBLECLK) {
 		video_cfg->v_fc_config.timings.hactive *= 2;
 		video_cfg->hblank *= 2;
 		video_cfg->v_fc_config.timings.hfront_porch *= 2;
@@ -382,7 +382,7 @@ static void hdmi_core_video_config(struct hdmi_core_data *core,
 	REG_FLD_MOD(base, HDMI_CORE_FC_INVIDCONF,
 		    cfg->v_fc_config.hdmi_dvi_mode, 3, 3);
 
-	if (ovt->double_pixel)
+	if (ovt->flags & DISPLAY_FLAGS_DOUBLECLK)
 		REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 2, 7, 4);
 	else
 		REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 1, 7, 4);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c
index b86e5a357456..20effa9260ec 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c
@@ -208,7 +208,6 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt,
 	timings->vfront_porch = param->timings.vfront_porch;
 	timings->vsync_len = param->timings.vsync_len;
 
-	timings->double_pixel = param->timings.double_pixel;
 	timings->flags = param->timings.flags;
 
 	if (param->timings.flags & DISPLAY_FLAGS_INTERLACED) {
@@ -218,7 +217,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt,
 		timings->vsync_len /= 2;
 	}
 
-	if (param->timings.double_pixel) {
+	if (param->timings.flags & DISPLAY_FLAGS_DOUBLECLK) {
 		video_fmt->x_res *= 2;
 		timings->hfront_porch *= 2;
 		timings->hsync_len *= 2;
diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h
index 4aa8ebfa69fc..b14d2a72b966 100644
--- a/drivers/gpu/drm/omapdrm/dss/omapdss.h
+++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h
@@ -324,8 +324,6 @@ struct omap_video_timings {
 	/* Pixel clock edges to drive HSYNC and VSYNC signals */
 	enum omap_dss_signal_edge sync_pclk_edge;
 
-	bool double_pixel;
-
 	enum display_flags flags; /* display flags */
 };
 
diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c
index 8817e38761ae..f3e9bcf1f784 100644
--- a/drivers/gpu/drm/omapdrm/omap_connector.c
+++ b/drivers/gpu/drm/omapdrm/omap_connector.c
@@ -62,7 +62,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode,
 	if (timings->flags & DISPLAY_FLAGS_INTERLACED)
 		mode->flags |= DRM_MODE_FLAG_INTERLACE;
 
-	if (timings->double_pixel)
+	if (timings->flags & DISPLAY_FLAGS_DOUBLECLK)
 		mode->flags |= DRM_MODE_FLAG_DBLCLK;
 
 	if (timings->flags & DISPLAY_FLAGS_HSYNC_HIGH)
@@ -94,7 +94,8 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings,
 	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
 		timings->flags |= DISPLAY_FLAGS_INTERLACED;
 
-	timings->double_pixel = !!(mode->flags & DRM_MODE_FLAG_DBLCLK);
+	if (mode->flags & DRM_MODE_FLAG_DBLCLK)
+		timings->flags |= DISPLAY_FLAGS_DOUBLECLK;
 
 	if (mode->flags & DRM_MODE_FLAG_PHSYNC)
 		timings->flags |= DISPLAY_FLAGS_HSYNC_HIGH;
-- 
2.9.3

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