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Date:   Fri, 27 Apr 2018 20:47:14 +0300
From:   Aaro Koskinen <aaro.koskinen@iki.fi>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc:     Tomi Valkeinen <tomi.valkeinen@ti.com>,
        Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
        linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
        linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] video: fbdev: omap2: remove rfbi
Message-ID: <20180427174714.bdvvlljk3txwu2bo@darkstar.musicnaut.iki.fi>
References: <CGME20180427150914eucas1p14dd8df4a215014ddac990b0ccdb1805c@eucas1p1.samsung.com>
 <2238944.jilJcacc6d@amdc3058>
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Hi,

On Fri, Apr 27, 2018 at 05:09:14PM +0200, Bartlomiej Zolnierkiewicz wrote:
> omapfb equivalent of drm's commit aa61321d4c08 ("drm/omap: remove rfbi"):
> 
> The RFBI driver has not worked nor compiled for many years. There are
> very few boards out there that use RFBI, and no one has stepped up to
> fix it.
>
> So let's remove the RFBI code that doesn't even compile.

NACK. I'm just about to start fixing this and hoping to get display
working on N8x0 boards.

See the other thread: https://marc.info/?l=linux-omap&m=152469100217934&w=2

A.

> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
> ---
>  drivers/video/fbdev/omap2/omapfb/dss/Kconfig  |   13 
>  drivers/video/fbdev/omap2/omapfb/dss/Makefile |    1 
>  drivers/video/fbdev/omap2/omapfb/dss/core.c   |    6 
>  drivers/video/fbdev/omap2/omapfb/dss/dss.h    |    4 
>  drivers/video/fbdev/omap2/omapfb/dss/rfbi.c   | 1078 --------------------------
>  include/video/omapfb_dss.h                    |   32 
>  6 files changed, 1134 deletions(-)
>  delete mode 100644 drivers/video/fbdev/omap2/omapfb/dss/rfbi.c
> 
> Index: b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig
> ===================================================================
> --- a/drivers/video/fbdev/omap2/omapfb/dss/Kconfig	2018-04-27 16:24:48.171632007 +0200
> +++ b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig	2018-04-27 16:25:31.067633088 +0200
> @@ -42,19 +42,6 @@ config FB_OMAP2_DSS_DPI
>  	help
>  	  DPI Interface. This is the Parallel Display Interface.
>  
> -config FB_OMAP2_DSS_RFBI
> -	bool "RFBI support"
> -	depends on BROKEN
> -        default n
> -	help
> -	  MIPI DBI support (RFBI, Remote Framebuffer Interface, in Texas
> -	  Instrument's terminology).
> -
> -	  DBI is a bus between the host processor and a peripheral,
> -	  such as a display or a framebuffer chip.
> -
> -	  See http://www.mipi.org/ for DBI specifications.
> -
>  config FB_OMAP2_DSS_VENC
>  	bool "VENC support"
>          default y
> Index: b/drivers/video/fbdev/omap2/omapfb/dss/Makefile
> ===================================================================
> --- a/drivers/video/fbdev/omap2/omapfb/dss/Makefile	2018-04-27 16:24:48.171632007 +0200
> +++ b/drivers/video/fbdev/omap2/omapfb/dss/Makefile	2018-04-27 16:26:20.511634333 +0200
> @@ -8,7 +8,6 @@ omapdss-y := core.o dss.o dss_features.o
>  omapdss-y += manager.o manager-sysfs.o overlay.o overlay-sysfs.o apply.o \
>  	dispc-compat.o display-sysfs.o
>  omapdss-$(CONFIG_FB_OMAP2_DSS_DPI) += dpi.o
> -omapdss-$(CONFIG_FB_OMAP2_DSS_RFBI) += rfbi.o
>  omapdss-$(CONFIG_FB_OMAP2_DSS_VENC) += venc.o
>  omapdss-$(CONFIG_FB_OMAP2_DSS_SDI) += sdi.o
>  omapdss-$(CONFIG_FB_OMAP2_DSS_DSI) += dsi.o
> Index: b/drivers/video/fbdev/omap2/omapfb/dss/core.c
> ===================================================================
> --- a/drivers/video/fbdev/omap2/omapfb/dss/core.c	2018-04-27 16:24:48.171632007 +0200
> +++ b/drivers/video/fbdev/omap2/omapfb/dss/core.c	2018-04-27 16:26:00.675633833 +0200
> @@ -251,9 +251,6 @@ static int (*dss_output_drv_reg_funcs[])
>  #ifdef CONFIG_FB_OMAP2_DSS_SDI
>  	sdi_init_platform_driver,
>  #endif
> -#ifdef CONFIG_FB_OMAP2_DSS_RFBI
> -	rfbi_init_platform_driver,
> -#endif
>  #ifdef CONFIG_FB_OMAP2_DSS_VENC
>  	venc_init_platform_driver,
>  #endif
> @@ -275,9 +272,6 @@ static void (*dss_output_drv_unreg_funcs
>  #ifdef CONFIG_FB_OMAP2_DSS_VENC
>  	venc_uninit_platform_driver,
>  #endif
> -#ifdef CONFIG_FB_OMAP2_DSS_RFBI
> -	rfbi_uninit_platform_driver,
> -#endif
>  #ifdef CONFIG_FB_OMAP2_DSS_SDI
>  	sdi_uninit_platform_driver,
>  #endif
> Index: b/drivers/video/fbdev/omap2/omapfb/dss/dss.h
> ===================================================================
> --- a/drivers/video/fbdev/omap2/omapfb/dss/dss.h	2018-04-27 16:24:48.171632007 +0200
> +++ b/drivers/video/fbdev/omap2/omapfb/dss/dss.h	2018-04-27 16:24:48.171632007 +0200
> @@ -472,10 +472,6 @@ void hdmi4_uninit_platform_driver(void);
>  int hdmi5_init_platform_driver(void) __init;
>  void hdmi5_uninit_platform_driver(void);
>  
> -/* RFBI */
> -int rfbi_init_platform_driver(void) __init;
> -void rfbi_uninit_platform_driver(void);
> -
>  
>  #ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
>  static inline void dss_collect_irq_stats(u32 irqstatus, unsigned *irq_arr)
> Index: b/drivers/video/fbdev/omap2/omapfb/dss/rfbi.c
> ===================================================================
> --- a/drivers/video/fbdev/omap2/omapfb/dss/rfbi.c	2018-04-27 16:24:42.223631857 +0200
> +++ /dev/null	1970-01-01 00:00:00.000000000 +0000
> @@ -1,1078 +0,0 @@
> -/*
> - * linux/drivers/video/omap2/dss/rfbi.c
> - *
> - * Copyright (C) 2009 Nokia Corporation
> - * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
> - *
> - * Some code and ideas taken from drivers/video/omap/ driver
> - * by Imre Deak.
> - *
> - * This program is free software; you can redistribute it and/or modify it
> - * under the terms of the GNU General Public License version 2 as published by
> - * the Free Software Foundation.
> - *
> - * This program is distributed in the hope that it will be useful, but WITHOUT
> - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
> - * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
> - * more details.
> - *
> - * You should have received a copy of the GNU General Public License along with
> - * this program.  If not, see <http://www.gnu.org/licenses/>.
> - */
> -
> -#define DSS_SUBSYS_NAME "RFBI"
> -
> -#include <linux/kernel.h>
> -#include <linux/dma-mapping.h>
> -#include <linux/export.h>
> -#include <linux/vmalloc.h>
> -#include <linux/clk.h>
> -#include <linux/io.h>
> -#include <linux/delay.h>
> -#include <linux/kfifo.h>
> -#include <linux/ktime.h>
> -#include <linux/hrtimer.h>
> -#include <linux/seq_file.h>
> -#include <linux/semaphore.h>
> -#include <linux/platform_device.h>
> -#include <linux/pm_runtime.h>
> -#include <linux/component.h>
> -
> -#include <video/omapfb_dss.h>
> -#include "dss.h"
> -
> -struct rfbi_reg { u16 idx; };
> -
> -#define RFBI_REG(idx)		((const struct rfbi_reg) { idx })
> -
> -#define RFBI_REVISION		RFBI_REG(0x0000)
> -#define RFBI_SYSCONFIG		RFBI_REG(0x0010)
> -#define RFBI_SYSSTATUS		RFBI_REG(0x0014)
> -#define RFBI_CONTROL		RFBI_REG(0x0040)
> -#define RFBI_PIXEL_CNT		RFBI_REG(0x0044)
> -#define RFBI_LINE_NUMBER	RFBI_REG(0x0048)
> -#define RFBI_CMD		RFBI_REG(0x004c)
> -#define RFBI_PARAM		RFBI_REG(0x0050)
> -#define RFBI_DATA		RFBI_REG(0x0054)
> -#define RFBI_READ		RFBI_REG(0x0058)
> -#define RFBI_STATUS		RFBI_REG(0x005c)
> -
> -#define RFBI_CONFIG(n)		RFBI_REG(0x0060 + (n)*0x18)
> -#define RFBI_ONOFF_TIME(n)	RFBI_REG(0x0064 + (n)*0x18)
> -#define RFBI_CYCLE_TIME(n)	RFBI_REG(0x0068 + (n)*0x18)
> -#define RFBI_DATA_CYCLE1(n)	RFBI_REG(0x006c + (n)*0x18)
> -#define RFBI_DATA_CYCLE2(n)	RFBI_REG(0x0070 + (n)*0x18)
> -#define RFBI_DATA_CYCLE3(n)	RFBI_REG(0x0074 + (n)*0x18)
> -
> -#define RFBI_VSYNC_WIDTH	RFBI_REG(0x0090)
> -#define RFBI_HSYNC_WIDTH	RFBI_REG(0x0094)
> -
> -#define REG_FLD_MOD(idx, val, start, end) \
> -	rfbi_write_reg(idx, FLD_MOD(rfbi_read_reg(idx), val, start, end))
> -
> -enum omap_rfbi_cycleformat {
> -	OMAP_DSS_RFBI_CYCLEFORMAT_1_1 = 0,
> -	OMAP_DSS_RFBI_CYCLEFORMAT_2_1 = 1,
> -	OMAP_DSS_RFBI_CYCLEFORMAT_3_1 = 2,
> -	OMAP_DSS_RFBI_CYCLEFORMAT_3_2 = 3,
> -};
> -
> -enum omap_rfbi_datatype {
> -	OMAP_DSS_RFBI_DATATYPE_12 = 0,
> -	OMAP_DSS_RFBI_DATATYPE_16 = 1,
> -	OMAP_DSS_RFBI_DATATYPE_18 = 2,
> -	OMAP_DSS_RFBI_DATATYPE_24 = 3,
> -};
> -
> -enum omap_rfbi_parallelmode {
> -	OMAP_DSS_RFBI_PARALLELMODE_8 = 0,
> -	OMAP_DSS_RFBI_PARALLELMODE_9 = 1,
> -	OMAP_DSS_RFBI_PARALLELMODE_12 = 2,
> -	OMAP_DSS_RFBI_PARALLELMODE_16 = 3,
> -};
> -
> -static int rfbi_convert_timings(struct rfbi_timings *t);
> -static void rfbi_get_clk_info(u32 *clk_period, u32 *max_clk_div);
> -
> -static struct {
> -	struct platform_device *pdev;
> -	void __iomem	*base;
> -
> -	unsigned long	l4_khz;
> -
> -	enum omap_rfbi_datatype datatype;
> -	enum omap_rfbi_parallelmode parallelmode;
> -
> -	enum omap_rfbi_te_mode te_mode;
> -	int te_enabled;
> -
> -	void (*framedone_callback)(void *data);
> -	void *framedone_callback_data;
> -
> -	struct omap_dss_device *dssdev[2];
> -
> -	struct semaphore bus_lock;
> -
> -	struct omap_video_timings timings;
> -	int pixel_size;
> -	int data_lines;
> -	struct rfbi_timings intf_timings;
> -
> -	struct omap_dss_device output;
> -} rfbi;
> -
> -static inline void rfbi_write_reg(const struct rfbi_reg idx, u32 val)
> -{
> -	__raw_writel(val, rfbi.base + idx.idx);
> -}
> -
> -static inline u32 rfbi_read_reg(const struct rfbi_reg idx)
> -{
> -	return __raw_readl(rfbi.base + idx.idx);
> -}
> -
> -static int rfbi_runtime_get(void)
> -{
> -	int r;
> -
> -	DSSDBG("rfbi_runtime_get\n");
> -
> -	r = pm_runtime_get_sync(&rfbi.pdev->dev);
> -	WARN_ON(r < 0);
> -	return r < 0 ? r : 0;
> -}
> -
> -static void rfbi_runtime_put(void)
> -{
> -	int r;
> -
> -	DSSDBG("rfbi_runtime_put\n");
> -
> -	r = pm_runtime_put_sync(&rfbi.pdev->dev);
> -	WARN_ON(r < 0 && r != -ENOSYS);
> -}
> -
> -static void rfbi_bus_lock(void)
> -{
> -	down(&rfbi.bus_lock);
> -}
> -
> -static void rfbi_bus_unlock(void)
> -{
> -	up(&rfbi.bus_lock);
> -}
> -
> -static void rfbi_write_command(const void *buf, u32 len)
> -{
> -	switch (rfbi.parallelmode) {
> -	case OMAP_DSS_RFBI_PARALLELMODE_8:
> -	{
> -		const u8 *b = buf;
> -		for (; len; len--)
> -			rfbi_write_reg(RFBI_CMD, *b++);
> -		break;
> -	}
> -
> -	case OMAP_DSS_RFBI_PARALLELMODE_16:
> -	{
> -		const u16 *w = buf;
> -		BUG_ON(len & 1);
> -		for (; len; len -= 2)
> -			rfbi_write_reg(RFBI_CMD, *w++);
> -		break;
> -	}
> -
> -	case OMAP_DSS_RFBI_PARALLELMODE_9:
> -	case OMAP_DSS_RFBI_PARALLELMODE_12:
> -	default:
> -		BUG();
> -	}
> -}
> -
> -static void rfbi_read_data(void *buf, u32 len)
> -{
> -	switch (rfbi.parallelmode) {
> -	case OMAP_DSS_RFBI_PARALLELMODE_8:
> -	{
> -		u8 *b = buf;
> -		for (; len; len--) {
> -			rfbi_write_reg(RFBI_READ, 0);
> -			*b++ = rfbi_read_reg(RFBI_READ);
> -		}
> -		break;
> -	}
> -
> -	case OMAP_DSS_RFBI_PARALLELMODE_16:
> -	{
> -		u16 *w = buf;
> -		BUG_ON(len & ~1);
> -		for (; len; len -= 2) {
> -			rfbi_write_reg(RFBI_READ, 0);
> -			*w++ = rfbi_read_reg(RFBI_READ);
> -		}
> -		break;
> -	}
> -
> -	case OMAP_DSS_RFBI_PARALLELMODE_9:
> -	case OMAP_DSS_RFBI_PARALLELMODE_12:
> -	default:
> -		BUG();
> -	}
> -}
> -
> -static void rfbi_write_data(const void *buf, u32 len)
> -{
> -	switch (rfbi.parallelmode) {
> -	case OMAP_DSS_RFBI_PARALLELMODE_8:
> -	{
> -		const u8 *b = buf;
> -		for (; len; len--)
> -			rfbi_write_reg(RFBI_PARAM, *b++);
> -		break;
> -	}
> -
> -	case OMAP_DSS_RFBI_PARALLELMODE_16:
> -	{
> -		const u16 *w = buf;
> -		BUG_ON(len & 1);
> -		for (; len; len -= 2)
> -			rfbi_write_reg(RFBI_PARAM, *w++);
> -		break;
> -	}
> -
> -	case OMAP_DSS_RFBI_PARALLELMODE_9:
> -	case OMAP_DSS_RFBI_PARALLELMODE_12:
> -	default:
> -		BUG();
> -
> -	}
> -}
> -
> -static void rfbi_write_pixels(const void __iomem *buf, int scr_width,
> -		u16 x, u16 y,
> -		u16 w, u16 h)
> -{
> -	int start_offset = scr_width * y + x;
> -	int horiz_offset = scr_width - w;
> -	int i;
> -
> -	if (rfbi.datatype == OMAP_DSS_RFBI_DATATYPE_16 &&
> -	   rfbi.parallelmode == OMAP_DSS_RFBI_PARALLELMODE_8) {
> -		const u16 __iomem *pd = buf;
> -		pd += start_offset;
> -
> -		for (; h; --h) {
> -			for (i = 0; i < w; ++i) {
> -				const u8 __iomem *b = (const u8 __iomem *)pd;
> -				rfbi_write_reg(RFBI_PARAM, __raw_readb(b+1));
> -				rfbi_write_reg(RFBI_PARAM, __raw_readb(b+0));
> -				++pd;
> -			}
> -			pd += horiz_offset;
> -		}
> -	} else if (rfbi.datatype == OMAP_DSS_RFBI_DATATYPE_24 &&
> -	   rfbi.parallelmode == OMAP_DSS_RFBI_PARALLELMODE_8) {
> -		const u32 __iomem *pd = buf;
> -		pd += start_offset;
> -
> -		for (; h; --h) {
> -			for (i = 0; i < w; ++i) {
> -				const u8 __iomem *b = (const u8 __iomem *)pd;
> -				rfbi_write_reg(RFBI_PARAM, __raw_readb(b+2));
> -				rfbi_write_reg(RFBI_PARAM, __raw_readb(b+1));
> -				rfbi_write_reg(RFBI_PARAM, __raw_readb(b+0));
> -				++pd;
> -			}
> -			pd += horiz_offset;
> -		}
> -	} else if (rfbi.datatype == OMAP_DSS_RFBI_DATATYPE_16 &&
> -	   rfbi.parallelmode == OMAP_DSS_RFBI_PARALLELMODE_16) {
> -		const u16 __iomem *pd = buf;
> -		pd += start_offset;
> -
> -		for (; h; --h) {
> -			for (i = 0; i < w; ++i) {
> -				rfbi_write_reg(RFBI_PARAM, __raw_readw(pd));
> -				++pd;
> -			}
> -			pd += horiz_offset;
> -		}
> -	} else {
> -		BUG();
> -	}
> -}
> -
> -static int rfbi_transfer_area(struct omap_dss_device *dssdev,
> -		void (*callback)(void *data), void *data)
> -{
> -	u32 l;
> -	int r;
> -	struct omap_overlay_manager *mgr = rfbi.output.manager;
> -	u16 width = rfbi.timings.x_res;
> -	u16 height = rfbi.timings.y_res;
> -
> -	/*BUG_ON(callback == 0);*/
> -	BUG_ON(rfbi.framedone_callback != NULL);
> -
> -	DSSDBG("rfbi_transfer_area %dx%d\n", width, height);
> -
> -	dss_mgr_set_timings(mgr, &rfbi.timings);
> -
> -	r = dss_mgr_enable(mgr);
> -	if (r)
> -		return r;
> -
> -	rfbi.framedone_callback = callback;
> -	rfbi.framedone_callback_data = data;
> -
> -	rfbi_write_reg(RFBI_PIXEL_CNT, width * height);
> -
> -	l = rfbi_read_reg(RFBI_CONTROL);
> -	l = FLD_MOD(l, 1, 0, 0); /* enable */
> -	if (!rfbi.te_enabled)
> -		l = FLD_MOD(l, 1, 4, 4); /* ITE */
> -
> -	rfbi_write_reg(RFBI_CONTROL, l);
> -
> -	return 0;
> -}
> -
> -static void framedone_callback(void *data)
> -{
> -	void (*callback)(void *data);
> -
> -	DSSDBG("FRAMEDONE\n");
> -
> -	REG_FLD_MOD(RFBI_CONTROL, 0, 0, 0);
> -
> -	callback = rfbi.framedone_callback;
> -	rfbi.framedone_callback = NULL;
> -
> -	if (callback != NULL)
> -		callback(rfbi.framedone_callback_data);
> -}
> -
> -#if 1 /* VERBOSE */
> -static void rfbi_print_timings(void)
> -{
> -	u32 l;
> -	u32 time;
> -
> -	l = rfbi_read_reg(RFBI_CONFIG(0));
> -	time = 1000000000 / rfbi.l4_khz;
> -	if (l & (1 << 4))
> -		time *= 2;
> -
> -	DSSDBG("Tick time %u ps\n", time);
> -	l = rfbi_read_reg(RFBI_ONOFF_TIME(0));
> -	DSSDBG("CSONTIME %d, CSOFFTIME %d, WEONTIME %d, WEOFFTIME %d, "
> -		"REONTIME %d, REOFFTIME %d\n",
> -		l & 0x0f, (l >> 4) & 0x3f, (l >> 10) & 0x0f, (l >> 14) & 0x3f,
> -		(l >> 20) & 0x0f, (l >> 24) & 0x3f);
> -
> -	l = rfbi_read_reg(RFBI_CYCLE_TIME(0));
> -	DSSDBG("WECYCLETIME %d, RECYCLETIME %d, CSPULSEWIDTH %d, "
> -		"ACCESSTIME %d\n",
> -		(l & 0x3f), (l >> 6) & 0x3f, (l >> 12) & 0x3f,
> -		(l >> 22) & 0x3f);
> -}
> -#else
> -static void rfbi_print_timings(void) {}
> -#endif
> -
> -
> -
> -
> -static u32 extif_clk_period;
> -
> -static inline unsigned long round_to_extif_ticks(unsigned long ps, int div)
> -{
> -	int bus_tick = extif_clk_period * div;
> -	return (ps + bus_tick - 1) / bus_tick * bus_tick;
> -}
> -
> -static int calc_reg_timing(struct rfbi_timings *t, int div)
> -{
> -	t->clk_div = div;
> -
> -	t->cs_on_time = round_to_extif_ticks(t->cs_on_time, div);
> -
> -	t->we_on_time = round_to_extif_ticks(t->we_on_time, div);
> -	t->we_off_time = round_to_extif_ticks(t->we_off_time, div);
> -	t->we_cycle_time = round_to_extif_ticks(t->we_cycle_time, div);
> -
> -	t->re_on_time = round_to_extif_ticks(t->re_on_time, div);
> -	t->re_off_time = round_to_extif_ticks(t->re_off_time, div);
> -	t->re_cycle_time = round_to_extif_ticks(t->re_cycle_time, div);
> -
> -	t->access_time = round_to_extif_ticks(t->access_time, div);
> -	t->cs_off_time = round_to_extif_ticks(t->cs_off_time, div);
> -	t->cs_pulse_width = round_to_extif_ticks(t->cs_pulse_width, div);
> -
> -	DSSDBG("[reg]cson %d csoff %d reon %d reoff %d\n",
> -	       t->cs_on_time, t->cs_off_time, t->re_on_time, t->re_off_time);
> -	DSSDBG("[reg]weon %d weoff %d recyc %d wecyc %d\n",
> -	       t->we_on_time, t->we_off_time, t->re_cycle_time,
> -	       t->we_cycle_time);
> -	DSSDBG("[reg]rdaccess %d cspulse %d\n",
> -	       t->access_time, t->cs_pulse_width);
> -
> -	return rfbi_convert_timings(t);
> -}
> -
> -static int calc_extif_timings(struct rfbi_timings *t)
> -{
> -	u32 max_clk_div;
> -	int div;
> -
> -	rfbi_get_clk_info(&extif_clk_period, &max_clk_div);
> -	for (div = 1; div <= max_clk_div; div++) {
> -		if (calc_reg_timing(t, div) == 0)
> -			break;
> -	}
> -
> -	if (div <= max_clk_div)
> -		return 0;
> -
> -	DSSERR("can't setup timings\n");
> -	return -1;
> -}
> -
> -
> -static void rfbi_set_timings(int rfbi_module, struct rfbi_timings *t)
> -{
> -	int r;
> -
> -	if (!t->converted) {
> -		r = calc_extif_timings(t);
> -		if (r < 0)
> -			DSSERR("Failed to calc timings\n");
> -	}
> -
> -	BUG_ON(!t->converted);
> -
> -	rfbi_write_reg(RFBI_ONOFF_TIME(rfbi_module), t->tim[0]);
> -	rfbi_write_reg(RFBI_CYCLE_TIME(rfbi_module), t->tim[1]);
> -
> -	/* TIMEGRANULARITY */
> -	REG_FLD_MOD(RFBI_CONFIG(rfbi_module),
> -		    (t->tim[2] ? 1 : 0), 4, 4);
> -
> -	rfbi_print_timings();
> -}
> -
> -static int ps_to_rfbi_ticks(int time, int div)
> -{
> -	unsigned long tick_ps;
> -	int ret;
> -
> -	/* Calculate in picosecs to yield more exact results */
> -	tick_ps = 1000000000 / (rfbi.l4_khz) * div;
> -
> -	ret = (time + tick_ps - 1) / tick_ps;
> -
> -	return ret;
> -}
> -
> -static void rfbi_get_clk_info(u32 *clk_period, u32 *max_clk_div)
> -{
> -	*clk_period = 1000000000 / rfbi.l4_khz;
> -	*max_clk_div = 2;
> -}
> -
> -static int rfbi_convert_timings(struct rfbi_timings *t)
> -{
> -	u32 l;
> -	int reon, reoff, weon, weoff, cson, csoff, cs_pulse;
> -	int actim, recyc, wecyc;
> -	int div = t->clk_div;
> -
> -	if (div <= 0 || div > 2)
> -		return -1;
> -
> -	/* Make sure that after conversion it still holds that:
> -	 * weoff > weon, reoff > reon, recyc >= reoff, wecyc >= weoff,
> -	 * csoff > cson, csoff >= max(weoff, reoff), actim > reon
> -	 */
> -	weon = ps_to_rfbi_ticks(t->we_on_time, div);
> -	weoff = ps_to_rfbi_ticks(t->we_off_time, div);
> -	if (weoff <= weon)
> -		weoff = weon + 1;
> -	if (weon > 0x0f)
> -		return -1;
> -	if (weoff > 0x3f)
> -		return -1;
> -
> -	reon = ps_to_rfbi_ticks(t->re_on_time, div);
> -	reoff = ps_to_rfbi_ticks(t->re_off_time, div);
> -	if (reoff <= reon)
> -		reoff = reon + 1;
> -	if (reon > 0x0f)
> -		return -1;
> -	if (reoff > 0x3f)
> -		return -1;
> -
> -	cson = ps_to_rfbi_ticks(t->cs_on_time, div);
> -	csoff = ps_to_rfbi_ticks(t->cs_off_time, div);
> -	if (csoff <= cson)
> -		csoff = cson + 1;
> -	if (csoff < max(weoff, reoff))
> -		csoff = max(weoff, reoff);
> -	if (cson > 0x0f)
> -		return -1;
> -	if (csoff > 0x3f)
> -		return -1;
> -
> -	l =  cson;
> -	l |= csoff << 4;
> -	l |= weon  << 10;
> -	l |= weoff << 14;
> -	l |= reon  << 20;
> -	l |= reoff << 24;
> -
> -	t->tim[0] = l;
> -
> -	actim = ps_to_rfbi_ticks(t->access_time, div);
> -	if (actim <= reon)
> -		actim = reon + 1;
> -	if (actim > 0x3f)
> -		return -1;
> -
> -	wecyc = ps_to_rfbi_ticks(t->we_cycle_time, div);
> -	if (wecyc < weoff)
> -		wecyc = weoff;
> -	if (wecyc > 0x3f)
> -		return -1;
> -
> -	recyc = ps_to_rfbi_ticks(t->re_cycle_time, div);
> -	if (recyc < reoff)
> -		recyc = reoff;
> -	if (recyc > 0x3f)
> -		return -1;
> -
> -	cs_pulse = ps_to_rfbi_ticks(t->cs_pulse_width, div);
> -	if (cs_pulse > 0x3f)
> -		return -1;
> -
> -	l =  wecyc;
> -	l |= recyc    << 6;
> -	l |= cs_pulse << 12;
> -	l |= actim    << 22;
> -
> -	t->tim[1] = l;
> -
> -	t->tim[2] = div - 1;
> -
> -	t->converted = 1;
> -
> -	return 0;
> -}
> -
> -/* xxx FIX module selection missing */
> -static int rfbi_setup_te(enum omap_rfbi_te_mode mode,
> -			     unsigned hs_pulse_time, unsigned vs_pulse_time,
> -			     int hs_pol_inv, int vs_pol_inv, int extif_div)
> -{
> -	int hs, vs;
> -	int min;
> -	u32 l;
> -
> -	hs = ps_to_rfbi_ticks(hs_pulse_time, 1);
> -	vs = ps_to_rfbi_ticks(vs_pulse_time, 1);
> -	if (hs < 2)
> -		return -EDOM;
> -	if (mode == OMAP_DSS_RFBI_TE_MODE_2)
> -		min = 2;
> -	else /* OMAP_DSS_RFBI_TE_MODE_1 */
> -		min = 4;
> -	if (vs < min)
> -		return -EDOM;
> -	if (vs == hs)
> -		return -EINVAL;
> -	rfbi.te_mode = mode;
> -	DSSDBG("setup_te: mode %d hs %d vs %d hs_inv %d vs_inv %d\n",
> -		mode, hs, vs, hs_pol_inv, vs_pol_inv);
> -
> -	rfbi_write_reg(RFBI_HSYNC_WIDTH, hs);
> -	rfbi_write_reg(RFBI_VSYNC_WIDTH, vs);
> -
> -	l = rfbi_read_reg(RFBI_CONFIG(0));
> -	if (hs_pol_inv)
> -		l &= ~(1 << 21);
> -	else
> -		l |= 1 << 21;
> -	if (vs_pol_inv)
> -		l &= ~(1 << 20);
> -	else
> -		l |= 1 << 20;
> -
> -	return 0;
> -}
> -
> -/* xxx FIX module selection missing */
> -static int rfbi_enable_te(bool enable, unsigned line)
> -{
> -	u32 l;
> -
> -	DSSDBG("te %d line %d mode %d\n", enable, line, rfbi.te_mode);
> -	if (line > (1 << 11) - 1)
> -		return -EINVAL;
> -
> -	l = rfbi_read_reg(RFBI_CONFIG(0));
> -	l &= ~(0x3 << 2);
> -	if (enable) {
> -		rfbi.te_enabled = 1;
> -		l |= rfbi.te_mode << 2;
> -	} else
> -		rfbi.te_enabled = 0;
> -	rfbi_write_reg(RFBI_CONFIG(0), l);
> -	rfbi_write_reg(RFBI_LINE_NUMBER, line);
> -
> -	return 0;
> -}
> -
> -static int rfbi_configure_bus(int rfbi_module, int bpp, int lines)
> -{
> -	u32 l;
> -	int cycle1 = 0, cycle2 = 0, cycle3 = 0;
> -	enum omap_rfbi_cycleformat cycleformat;
> -	enum omap_rfbi_datatype datatype;
> -	enum omap_rfbi_parallelmode parallelmode;
> -
> -	switch (bpp) {
> -	case 12:
> -		datatype = OMAP_DSS_RFBI_DATATYPE_12;
> -		break;
> -	case 16:
> -		datatype = OMAP_DSS_RFBI_DATATYPE_16;
> -		break;
> -	case 18:
> -		datatype = OMAP_DSS_RFBI_DATATYPE_18;
> -		break;
> -	case 24:
> -		datatype = OMAP_DSS_RFBI_DATATYPE_24;
> -		break;
> -	default:
> -		BUG();
> -		return 1;
> -	}
> -	rfbi.datatype = datatype;
> -
> -	switch (lines) {
> -	case 8:
> -		parallelmode = OMAP_DSS_RFBI_PARALLELMODE_8;
> -		break;
> -	case 9:
> -		parallelmode = OMAP_DSS_RFBI_PARALLELMODE_9;
> -		break;
> -	case 12:
> -		parallelmode = OMAP_DSS_RFBI_PARALLELMODE_12;
> -		break;
> -	case 16:
> -		parallelmode = OMAP_DSS_RFBI_PARALLELMODE_16;
> -		break;
> -	default:
> -		BUG();
> -		return 1;
> -	}
> -	rfbi.parallelmode = parallelmode;
> -
> -	if ((bpp % lines) == 0) {
> -		switch (bpp / lines) {
> -		case 1:
> -			cycleformat = OMAP_DSS_RFBI_CYCLEFORMAT_1_1;
> -			break;
> -		case 2:
> -			cycleformat = OMAP_DSS_RFBI_CYCLEFORMAT_2_1;
> -			break;
> -		case 3:
> -			cycleformat = OMAP_DSS_RFBI_CYCLEFORMAT_3_1;
> -			break;
> -		default:
> -			BUG();
> -			return 1;
> -		}
> -	} else if ((2 * bpp % lines) == 0) {
> -		if ((2 * bpp / lines) == 3)
> -			cycleformat = OMAP_DSS_RFBI_CYCLEFORMAT_3_2;
> -		else {
> -			BUG();
> -			return 1;
> -		}
> -	} else {
> -		BUG();
> -		return 1;
> -	}
> -
> -	switch (cycleformat) {
> -	case OMAP_DSS_RFBI_CYCLEFORMAT_1_1:
> -		cycle1 = lines;
> -		break;
> -
> -	case OMAP_DSS_RFBI_CYCLEFORMAT_2_1:
> -		cycle1 = lines;
> -		cycle2 = lines;
> -		break;
> -
> -	case OMAP_DSS_RFBI_CYCLEFORMAT_3_1:
> -		cycle1 = lines;
> -		cycle2 = lines;
> -		cycle3 = lines;
> -		break;
> -
> -	case OMAP_DSS_RFBI_CYCLEFORMAT_3_2:
> -		cycle1 = lines;
> -		cycle2 = (lines / 2) | ((lines / 2) << 16);
> -		cycle3 = (lines << 16);
> -		break;
> -	}
> -
> -	REG_FLD_MOD(RFBI_CONTROL, 0, 3, 2); /* clear CS */
> -
> -	l = 0;
> -	l |= FLD_VAL(parallelmode, 1, 0);
> -	l |= FLD_VAL(0, 3, 2);		/* TRIGGERMODE: ITE */
> -	l |= FLD_VAL(0, 4, 4);		/* TIMEGRANULARITY */
> -	l |= FLD_VAL(datatype, 6, 5);
> -	/* l |= FLD_VAL(2, 8, 7); */	/* L4FORMAT, 2pix/L4 */
> -	l |= FLD_VAL(0, 8, 7);	/* L4FORMAT, 1pix/L4 */
> -	l |= FLD_VAL(cycleformat, 10, 9);
> -	l |= FLD_VAL(0, 12, 11);	/* UNUSEDBITS */
> -	l |= FLD_VAL(0, 16, 16);	/* A0POLARITY */
> -	l |= FLD_VAL(0, 17, 17);	/* REPOLARITY */
> -	l |= FLD_VAL(0, 18, 18);	/* WEPOLARITY */
> -	l |= FLD_VAL(0, 19, 19);	/* CSPOLARITY */
> -	l |= FLD_VAL(1, 20, 20);	/* TE_VSYNC_POLARITY */
> -	l |= FLD_VAL(1, 21, 21);	/* HSYNCPOLARITY */
> -	rfbi_write_reg(RFBI_CONFIG(rfbi_module), l);
> -
> -	rfbi_write_reg(RFBI_DATA_CYCLE1(rfbi_module), cycle1);
> -	rfbi_write_reg(RFBI_DATA_CYCLE2(rfbi_module), cycle2);
> -	rfbi_write_reg(RFBI_DATA_CYCLE3(rfbi_module), cycle3);
> -
> -
> -	l = rfbi_read_reg(RFBI_CONTROL);
> -	l = FLD_MOD(l, rfbi_module+1, 3, 2); /* Select CSx */
> -	l = FLD_MOD(l, 0, 1, 1); /* clear bypass */
> -	rfbi_write_reg(RFBI_CONTROL, l);
> -
> -
> -	DSSDBG("RFBI config: bpp %d, lines %d, cycles: 0x%x 0x%x 0x%x\n",
> -	       bpp, lines, cycle1, cycle2, cycle3);
> -
> -	return 0;
> -}
> -
> -static int rfbi_configure(struct omap_dss_device *dssdev)
> -{
> -	return rfbi_configure_bus(dssdev->phy.rfbi.channel, rfbi.pixel_size,
> -			rfbi.data_lines);
> -}
> -
> -static int rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *),
> -		void *data)
> -{
> -	return rfbi_transfer_area(dssdev, callback, data);
> -}
> -
> -static void rfbi_set_size(struct omap_dss_device *dssdev, u16 w, u16 h)
> -{
> -	rfbi.timings.x_res = w;
> -	rfbi.timings.y_res = h;
> -}
> -
> -static void rfbi_set_pixel_size(struct omap_dss_device *dssdev, int pixel_size)
> -{
> -	rfbi.pixel_size = pixel_size;
> -}
> -
> -static void rfbi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
> -{
> -	rfbi.data_lines = data_lines;
> -}
> -
> -static void rfbi_set_interface_timings(struct omap_dss_device *dssdev,
> -		struct rfbi_timings *timings)
> -{
> -	rfbi.intf_timings = *timings;
> -}
> -
> -static void rfbi_dump_regs(struct seq_file *s)
> -{
> -#define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, rfbi_read_reg(r))
> -
> -	if (rfbi_runtime_get())
> -		return;
> -
> -	DUMPREG(RFBI_REVISION);
> -	DUMPREG(RFBI_SYSCONFIG);
> -	DUMPREG(RFBI_SYSSTATUS);
> -	DUMPREG(RFBI_CONTROL);
> -	DUMPREG(RFBI_PIXEL_CNT);
> -	DUMPREG(RFBI_LINE_NUMBER);
> -	DUMPREG(RFBI_CMD);
> -	DUMPREG(RFBI_PARAM);
> -	DUMPREG(RFBI_DATA);
> -	DUMPREG(RFBI_READ);
> -	DUMPREG(RFBI_STATUS);
> -
> -	DUMPREG(RFBI_CONFIG(0));
> -	DUMPREG(RFBI_ONOFF_TIME(0));
> -	DUMPREG(RFBI_CYCLE_TIME(0));
> -	DUMPREG(RFBI_DATA_CYCLE1(0));
> -	DUMPREG(RFBI_DATA_CYCLE2(0));
> -	DUMPREG(RFBI_DATA_CYCLE3(0));
> -
> -	DUMPREG(RFBI_CONFIG(1));
> -	DUMPREG(RFBI_ONOFF_TIME(1));
> -	DUMPREG(RFBI_CYCLE_TIME(1));
> -	DUMPREG(RFBI_DATA_CYCLE1(1));
> -	DUMPREG(RFBI_DATA_CYCLE2(1));
> -	DUMPREG(RFBI_DATA_CYCLE3(1));
> -
> -	DUMPREG(RFBI_VSYNC_WIDTH);
> -	DUMPREG(RFBI_HSYNC_WIDTH);
> -
> -	rfbi_runtime_put();
> -#undef DUMPREG
> -}
> -
> -static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev)
> -{
> -	struct omap_overlay_manager *mgr = rfbi.output.manager;
> -	struct dss_lcd_mgr_config mgr_config;
> -
> -	mgr_config.io_pad_mode = DSS_IO_PAD_MODE_RFBI;
> -
> -	mgr_config.stallmode = true;
> -	/* Do we need fifohandcheck for RFBI? */
> -	mgr_config.fifohandcheck = false;
> -
> -	mgr_config.video_port_width = rfbi.pixel_size;
> -	mgr_config.lcden_sig_polarity = 0;
> -
> -	dss_mgr_set_lcd_config(mgr, &mgr_config);
> -
> -	/*
> -	 * Set rfbi.timings with default values, the x_res and y_res fields
> -	 * are expected to be already configured by the panel driver via
> -	 * omapdss_rfbi_set_size()
> -	 */
> -	rfbi.timings.hsw = 1;
> -	rfbi.timings.hfp = 1;
> -	rfbi.timings.hbp = 1;
> -	rfbi.timings.vsw = 1;
> -	rfbi.timings.vfp = 0;
> -	rfbi.timings.vbp = 0;
> -
> -	rfbi.timings.interlace = false;
> -	rfbi.timings.hsync_level = OMAPDSS_SIG_ACTIVE_HIGH;
> -	rfbi.timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH;
> -	rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
> -	rfbi.timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH;
> -	rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
> -
> -	dss_mgr_set_timings(mgr, &rfbi.timings);
> -}
> -
> -static int rfbi_display_enable(struct omap_dss_device *dssdev)
> -{
> -	struct omap_dss_device *out = &rfbi.output;
> -	int r;
> -
> -	if (out->manager == NULL) {
> -		DSSERR("failed to enable display: no output/manager\n");
> -		return -ENODEV;
> -	}
> -
> -	r = rfbi_runtime_get();
> -	if (r)
> -		return r;
> -
> -	r = dss_mgr_register_framedone_handler(out->manager,
> -			framedone_callback, NULL);
> -	if (r) {
> -		DSSERR("can't get FRAMEDONE irq\n");
> -		goto err1;
> -	}
> -
> -	rfbi_config_lcd_manager(dssdev);
> -
> -	rfbi_configure_bus(dssdev->phy.rfbi.channel, rfbi.pixel_size,
> -			rfbi.data_lines);
> -
> -	rfbi_set_timings(dssdev->phy.rfbi.channel, &rfbi.intf_timings);
> -
> -	return 0;
> -err1:
> -	rfbi_runtime_put();
> -	return r;
> -}
> -
> -static void rfbi_display_disable(struct omap_dss_device *dssdev)
> -{
> -	struct omap_dss_device *out = &rfbi.output;
> -
> -	dss_mgr_unregister_framedone_handler(out->manager,
> -			framedone_callback, NULL);
> -
> -	rfbi_runtime_put();
> -}
> -
> -static int rfbi_init_display(struct omap_dss_device *dssdev)
> -{
> -	rfbi.dssdev[dssdev->phy.rfbi.channel] = dssdev;
> -	return 0;
> -}
> -
> -static void rfbi_init_output(struct platform_device *pdev)
> -{
> -	struct omap_dss_device *out = &rfbi.output;
> -
> -	out->dev = &pdev->dev;
> -	out->id = OMAP_DSS_OUTPUT_DBI;
> -	out->output_type = OMAP_DISPLAY_TYPE_DBI;
> -	out->name = "rfbi.0";
> -	out->dispc_channel = OMAP_DSS_CHANNEL_LCD;
> -	out->owner = THIS_MODULE;
> -
> -	omapdss_register_output(out);
> -}
> -
> -static void rfbi_uninit_output(struct platform_device *pdev)
> -{
> -	struct omap_dss_device *out = &rfbi.output;
> -
> -	omapdss_unregister_output(out);
> -}
> -
> -/* RFBI HW IP initialisation */
> -static int rfbi_bind(struct device *dev, struct device *master, void *data)
> -{
> -	struct platform_device *pdev = to_platform_device(dev);
> -	u32 rev;
> -	struct resource *rfbi_mem;
> -	struct clk *clk;
> -	int r;
> -
> -	rfbi.pdev = pdev;
> -
> -	sema_init(&rfbi.bus_lock, 1);
> -
> -	rfbi_mem = platform_get_resource(rfbi.pdev, IORESOURCE_MEM, 0);
> -	if (!rfbi_mem) {
> -		DSSERR("can't get IORESOURCE_MEM RFBI\n");
> -		return -EINVAL;
> -	}
> -
> -	rfbi.base = devm_ioremap(&pdev->dev, rfbi_mem->start,
> -				 resource_size(rfbi_mem));
> -	if (!rfbi.base) {
> -		DSSERR("can't ioremap RFBI\n");
> -		return -ENOMEM;
> -	}
> -
> -	clk = clk_get(&pdev->dev, "ick");
> -	if (IS_ERR(clk)) {
> -		DSSERR("can't get ick\n");
> -		return PTR_ERR(clk);
> -	}
> -
> -	rfbi.l4_khz = clk_get_rate(clk) / 1000;
> -
> -	clk_put(clk);
> -
> -	pm_runtime_enable(&pdev->dev);
> -
> -	r = rfbi_runtime_get();
> -	if (r)
> -		goto err_runtime_get;
> -
> -	msleep(10);
> -
> -	rev = rfbi_read_reg(RFBI_REVISION);
> -	dev_dbg(&pdev->dev, "OMAP RFBI rev %d.%d\n",
> -	       FLD_GET(rev, 7, 4), FLD_GET(rev, 3, 0));
> -
> -	rfbi_runtime_put();
> -
> -	dss_debugfs_create_file("rfbi", rfbi_dump_regs);
> -
> -	rfbi_init_output(pdev);
> -
> -	return 0;
> -
> -err_runtime_get:
> -	pm_runtime_disable(&pdev->dev);
> -	return r;
> -}
> -
> -static void rfbi_unbind(struct device *dev, struct device *master, void *data)
> -{
> -	struct platform_device *pdev = to_platform_device(dev);
> -
> -	rfbi_uninit_output(pdev);
> -
> -	pm_runtime_disable(&pdev->dev);
> -
> -	return 0;
> -}
> -
> -static const struct component_ops rfbi_component_ops = {
> -	.bind	= rfbi_bind,
> -	.unbind	= rfbi_unbind,
> -};
> -
> -static int rfbi_probe(struct platform_device *pdev)
> -{
> -	return component_add(&pdev->dev, &rfbi_component_ops);
> -}
> -
> -static int rfbi_remove(struct platform_device *pdev)
> -{
> -	component_del(&pdev->dev, &rfbi_component_ops);
> -	return 0;
> -}
> -
> -static int rfbi_runtime_suspend(struct device *dev)
> -{
> -	dispc_runtime_put();
> -
> -	return 0;
> -}
> -
> -static int rfbi_runtime_resume(struct device *dev)
> -{
> -	int r;
> -
> -	r = dispc_runtime_get();
> -	if (r < 0)
> -		return r;
> -
> -	return 0;
> -}
> -
> -static const struct dev_pm_ops rfbi_pm_ops = {
> -	.runtime_suspend = rfbi_runtime_suspend,
> -	.runtime_resume = rfbi_runtime_resume,
> -};
> -
> -static struct platform_driver omap_rfbihw_driver = {
> -	.probe		= rfbi_probe,
> -	.remove         = rfbi_remove,
> -	.driver         = {
> -		.name   = "omapdss_rfbi",
> -		.pm	= &rfbi_pm_ops,
> -		.suppress_bind_attrs = true,
> -	},
> -};
> -
> -int __init rfbi_init_platform_driver(void)
> -{
> -	return platform_driver_register(&omap_rfbihw_driver);
> -}
> -
> -void rfbi_uninit_platform_driver(void)
> -{
> -	platform_driver_unregister(&omap_rfbihw_driver);
> -}
> Index: b/include/video/omapfb_dss.h
> ===================================================================
> --- a/include/video/omapfb_dss.h	2018-04-27 16:24:48.171632007 +0200
> +++ b/include/video/omapfb_dss.h	2018-04-27 16:26:58.563635291 +0200
> @@ -118,11 +118,6 @@ enum omap_dss_trans_key_type {
>  	OMAP_DSS_COLOR_KEY_VID_SRC = 1,
>  };
>  
> -enum omap_rfbi_te_mode {
> -	OMAP_DSS_RFBI_TE_MODE_1 = 1,
> -	OMAP_DSS_RFBI_TE_MODE_2 = 2,
> -};
> -
>  enum omap_dss_signal_level {
>  	OMAPDSS_SIG_ACTIVE_LOW,
>  	OMAPDSS_SIG_ACTIVE_HIGH,
> @@ -193,27 +188,6 @@ enum omap_dss_output_id {
>  	OMAP_DSS_OUTPUT_HDMI	= 1 << 6,
>  };
>  
> -/* RFBI */
> -
> -struct rfbi_timings {
> -	int cs_on_time;
> -	int cs_off_time;
> -	int we_on_time;
> -	int we_off_time;
> -	int re_on_time;
> -	int re_off_time;
> -	int we_cycle_time;
> -	int re_cycle_time;
> -	int cs_pulse_width;
> -	int access_time;
> -
> -	int clk_div;
> -
> -	u32 tim[5];             /* set by rfbi_convert_timings() */
> -
> -	int converted;
> -};
> -
>  /* DSI */
>  
>  enum omap_dss_dsi_trans_mode {
> @@ -645,11 +619,6 @@ struct omap_dss_device {
>  		} dpi;
>  
>  		struct {
> -			u8 channel;
> -			u8 data_lines;
> -		} rfbi;
> -
> -		struct {
>  			u8 datapairs;
>  		} sdi;
>  
> @@ -672,7 +641,6 @@ struct omap_dss_device {
>  
>  	struct {
>  		u8 pixel_size;
> -		struct rfbi_timings rfbi_timings;
>  	} ctrl;
>  
>  	const char *name;
> 
> --
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