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Message-Id: <1346703762-21927-1-git-send-email-stigge@antcom.de>
Date: Mon, 3 Sep 2012 22:22:42 +0200
From: Roland Stigge <stigge@...com.de>
To: arm@...nel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, bigeasy@...utronix.de,
aletes.xgr@...il.com, kevin.wells@....com, srinivas.bakki@....com,
FlorianSchandinat@....de
Cc: Roland Stigge <stigge@...com.de>
Subject: [PATCH RESEND] video: Remove pnx4008 driver
This patch removes the video driver for pnx4008. The architecture is being
removed via the arm-soc tree.
Signed-off-by: Roland Stigge <stigge@...com.de>
Acked-by: Arnd Bergmann <arnd@...db.de>
---
Applies to v3.6-rc4
drivers/video/Kconfig | 15
drivers/video/Makefile | 2
drivers/video/pnx4008/Makefile | 7
drivers/video/pnx4008/dum.h | 211 ---------
drivers/video/pnx4008/fbcommon.h | 43 -
drivers/video/pnx4008/pnxrgbfb.c | 198 --------
drivers/video/pnx4008/sdum.c | 861 ---------------------------------------
drivers/video/pnx4008/sdum.h | 136 ------
8 files changed, 1473 deletions(-)
--- linux-2.6.orig/drivers/video/Kconfig
+++ linux-2.6/drivers/video/Kconfig
@@ -2151,21 +2151,6 @@ config FB_UDL
mplayer -vo fbdev. Supports all USB 2.0 era DisplayLink devices.
To compile as a module, choose M here: the module name is udlfb.
-config FB_PNX4008_DUM
- tristate "Display Update Module support on Philips PNX4008 board"
- depends on FB && ARCH_PNX4008
- ---help---
- Say Y here to enable support for PNX4008 Display Update Module (DUM)
-
-config FB_PNX4008_DUM_RGB
- tristate "RGB Framebuffer support on Philips PNX4008 board"
- depends on FB_PNX4008_DUM
- select FB_CFB_FILLRECT
- select FB_CFB_COPYAREA
- select FB_CFB_IMAGEBLIT
- ---help---
- Say Y here to enable support for PNX4008 RGB Framebuffer
-
config FB_IBM_GXT4500
tristate "Framebuffer support for IBM GXT4500P adaptor"
depends on FB && PPC
--- linux-2.6.orig/drivers/video/Makefile
+++ linux-2.6/drivers/video/Makefile
@@ -128,8 +128,6 @@ obj-$(CONFIG_FB_S3C) += s3c-fb.o
obj-$(CONFIG_FB_S3C2410) += s3c2410fb.o
obj-$(CONFIG_FB_FSL_DIU) += fsl-diu-fb.o
obj-$(CONFIG_FB_COBALT) += cobalt_lcdfb.o
-obj-$(CONFIG_FB_PNX4008_DUM) += pnx4008/
-obj-$(CONFIG_FB_PNX4008_DUM_RGB) += pnx4008/
obj-$(CONFIG_FB_IBM_GXT4500) += gxt4500.o
obj-$(CONFIG_FB_PS3) += ps3fb.o
obj-$(CONFIG_FB_SM501) += sm501fb.o
--- linux-2.6.orig/drivers/video/pnx4008/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
-#
-# Makefile for the new PNX4008 framebuffer device driver
-#
-
-obj-$(CONFIG_FB_PNX4008_DUM) += sdum.o
-obj-$(CONFIG_FB_PNX4008_DUM_RGB) += pnxrgbfb.o
-
--- linux-2.6.orig/drivers/video/pnx4008/dum.h
+++ /dev/null
@@ -1,211 +0,0 @@
-/*
- * linux/drivers/video/pnx4008/dum.h
- *
- * Internal header for SDUM
- *
- * 2005 (c) Koninklijke Philips N.V. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-
-#ifndef __PNX008_DUM_H__
-#define __PNX008_DUM_H__
-
-#include <mach/platform.h>
-
-#define PNX4008_DUMCONF_VA_BASE IO_ADDRESS(PNX4008_DUMCONF_BASE)
-#define PNX4008_DUM_MAIN_VA_BASE IO_ADDRESS(PNX4008_DUM_MAINCFG_BASE)
-
-/* DUM CFG ADDRESSES */
-#define DUM_CH_BASE_ADR (PNX4008_DUMCONF_VA_BASE + 0x00)
-#define DUM_CH_MIN_ADR (PNX4008_DUMCONF_VA_BASE + 0x00)
-#define DUM_CH_MAX_ADR (PNX4008_DUMCONF_VA_BASE + 0x04)
-#define DUM_CH_CONF_ADR (PNX4008_DUMCONF_VA_BASE + 0x08)
-#define DUM_CH_STAT_ADR (PNX4008_DUMCONF_VA_BASE + 0x0C)
-#define DUM_CH_CTRL_ADR (PNX4008_DUMCONF_VA_BASE + 0x10)
-
-#define CH_MARG (0x100 / sizeof(u32))
-#define DUM_CH_MIN(i) (*((volatile u32 *)DUM_CH_MIN_ADR + (i) * CH_MARG))
-#define DUM_CH_MAX(i) (*((volatile u32 *)DUM_CH_MAX_ADR + (i) * CH_MARG))
-#define DUM_CH_CONF(i) (*((volatile u32 *)DUM_CH_CONF_ADR + (i) * CH_MARG))
-#define DUM_CH_STAT(i) (*((volatile u32 *)DUM_CH_STAT_ADR + (i) * CH_MARG))
-#define DUM_CH_CTRL(i) (*((volatile u32 *)DUM_CH_CTRL_ADR + (i) * CH_MARG))
-
-#define DUM_CONF_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x00)
-#define DUM_CTRL_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x04)
-#define DUM_STAT_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x08)
-#define DUM_DECODE_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x0C)
-#define DUM_COM_BASE_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x10)
-#define DUM_SYNC_C_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x14)
-#define DUM_CLK_DIV_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x18)
-#define DUM_DIRTY_LOW_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x20)
-#define DUM_DIRTY_HIGH_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x24)
-#define DUM_FORMAT_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x28)
-#define DUM_WTCFG1_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x30)
-#define DUM_RTCFG1_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x34)
-#define DUM_WTCFG2_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x38)
-#define DUM_RTCFG2_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x3C)
-#define DUM_TCFG_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x40)
-#define DUM_OUTP_FORMAT1_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x44)
-#define DUM_OUTP_FORMAT2_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x48)
-#define DUM_SYNC_MODE_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x4C)
-#define DUM_SYNC_OUT_C_ADR (PNX4008_DUM_MAIN_VA_BASE + 0x50)
-
-#define DUM_CONF (*(volatile u32 *)(DUM_CONF_ADR))
-#define DUM_CTRL (*(volatile u32 *)(DUM_CTRL_ADR))
-#define DUM_STAT (*(volatile u32 *)(DUM_STAT_ADR))
-#define DUM_DECODE (*(volatile u32 *)(DUM_DECODE_ADR))
-#define DUM_COM_BASE (*(volatile u32 *)(DUM_COM_BASE_ADR))
-#define DUM_SYNC_C (*(volatile u32 *)(DUM_SYNC_C_ADR))
-#define DUM_CLK_DIV (*(volatile u32 *)(DUM_CLK_DIV_ADR))
-#define DUM_DIRTY_LOW (*(volatile u32 *)(DUM_DIRTY_LOW_ADR))
-#define DUM_DIRTY_HIGH (*(volatile u32 *)(DUM_DIRTY_HIGH_ADR))
-#define DUM_FORMAT (*(volatile u32 *)(DUM_FORMAT_ADR))
-#define DUM_WTCFG1 (*(volatile u32 *)(DUM_WTCFG1_ADR))
-#define DUM_RTCFG1 (*(volatile u32 *)(DUM_RTCFG1_ADR))
-#define DUM_WTCFG2 (*(volatile u32 *)(DUM_WTCFG2_ADR))
-#define DUM_RTCFG2 (*(volatile u32 *)(DUM_RTCFG2_ADR))
-#define DUM_TCFG (*(volatile u32 *)(DUM_TCFG_ADR))
-#define DUM_OUTP_FORMAT1 (*(volatile u32 *)(DUM_OUTP_FORMAT1_ADR))
-#define DUM_OUTP_FORMAT2 (*(volatile u32 *)(DUM_OUTP_FORMAT2_ADR))
-#define DUM_SYNC_MODE (*(volatile u32 *)(DUM_SYNC_MODE_ADR))
-#define DUM_SYNC_OUT_C (*(volatile u32 *)(DUM_SYNC_OUT_C_ADR))
-
-/* DUM SLAVE ADDRESSES */
-#define DUM_SLAVE_WRITE_ADR (PNX4008_DUM_MAINCFG_BASE + 0x0000000)
-#define DUM_SLAVE_READ1_I_ADR (PNX4008_DUM_MAINCFG_BASE + 0x1000000)
-#define DUM_SLAVE_READ1_R_ADR (PNX4008_DUM_MAINCFG_BASE + 0x1000004)
-#define DUM_SLAVE_READ2_I_ADR (PNX4008_DUM_MAINCFG_BASE + 0x1000008)
-#define DUM_SLAVE_READ2_R_ADR (PNX4008_DUM_MAINCFG_BASE + 0x100000C)
-
-#define DUM_SLAVE_WRITE_W ((volatile u32 *)(DUM_SLAVE_WRITE_ADR))
-#define DUM_SLAVE_WRITE_HW ((volatile u16 *)(DUM_SLAVE_WRITE_ADR))
-#define DUM_SLAVE_READ1_I ((volatile u8 *)(DUM_SLAVE_READ1_I_ADR))
-#define DUM_SLAVE_READ1_R ((volatile u16 *)(DUM_SLAVE_READ1_R_ADR))
-#define DUM_SLAVE_READ2_I ((volatile u8 *)(DUM_SLAVE_READ2_I_ADR))
-#define DUM_SLAVE_READ2_R ((volatile u16 *)(DUM_SLAVE_READ2_R_ADR))
-
-/* Sony display register addresses */
-#define DISP_0_REG (0x00)
-#define DISP_1_REG (0x01)
-#define DISP_CAL_REG (0x20)
-#define DISP_ID_REG (0x2A)
-#define DISP_XMIN_L_REG (0x30)
-#define DISP_XMIN_H_REG (0x31)
-#define DISP_YMIN_REG (0x32)
-#define DISP_XMAX_L_REG (0x34)
-#define DISP_XMAX_H_REG (0x35)
-#define DISP_YMAX_REG (0x36)
-#define DISP_SYNC_EN_REG (0x38)
-#define DISP_SYNC_RISE_L_REG (0x3C)
-#define DISP_SYNC_RISE_H_REG (0x3D)
-#define DISP_SYNC_FALL_L_REG (0x3E)
-#define DISP_SYNC_FALL_H_REG (0x3F)
-#define DISP_PIXEL_REG (0x0B)
-#define DISP_DUMMY1_REG (0x28)
-#define DISP_DUMMY2_REG (0x29)
-#define DISP_TIMING_REG (0x98)
-#define DISP_DUMP_REG (0x99)
-
-/* Sony display constants */
-#define SONY_ID1 (0x22)
-#define SONY_ID2 (0x23)
-
-/* Philips display register addresses */
-#define PH_DISP_ORIENT_REG (0x003)
-#define PH_DISP_YPOINT_REG (0x200)
-#define PH_DISP_XPOINT_REG (0x201)
-#define PH_DISP_PIXEL_REG (0x202)
-#define PH_DISP_YMIN_REG (0x406)
-#define PH_DISP_YMAX_REG (0x407)
-#define PH_DISP_XMIN_REG (0x408)
-#define PH_DISP_XMAX_REG (0x409)
-
-/* Misc constants */
-#define NO_VALID_DISPLAY_FOUND (0)
-#define DISPLAY2_IS_NOT_CONNECTED (0)
-
-/* register values */
-#define V_BAC_ENABLE (BIT(0))
-#define V_BAC_DISABLE_IDLE (BIT(1))
-#define V_BAC_DISABLE_TRIG (BIT(2))
-#define V_DUM_RESET (BIT(3))
-#define V_MUX_RESET (BIT(4))
-#define BAC_ENABLED (BIT(0))
-#define BAC_DISABLED 0
-
-/* Sony LCD commands */
-#define V_LCD_STANDBY_OFF ((BIT(25)) | (0 << 16) | DISP_0_REG)
-#define V_LCD_USE_9BIT_BUS ((BIT(25)) | (2 << 16) | DISP_1_REG)
-#define V_LCD_SYNC_RISE_L ((BIT(25)) | (0 << 16) | DISP_SYNC_RISE_L_REG)
-#define V_LCD_SYNC_RISE_H ((BIT(25)) | (0 << 16) | DISP_SYNC_RISE_H_REG)
-#define V_LCD_SYNC_FALL_L ((BIT(25)) | (160 << 16) | DISP_SYNC_FALL_L_REG)
-#define V_LCD_SYNC_FALL_H ((BIT(25)) | (0 << 16) | DISP_SYNC_FALL_H_REG)
-#define V_LCD_SYNC_ENABLE ((BIT(25)) | (128 << 16) | DISP_SYNC_EN_REG)
-#define V_LCD_DISPLAY_ON ((BIT(25)) | (64 << 16) | DISP_0_REG)
-
-enum {
- PAD_NONE,
- PAD_512,
- PAD_1024
-};
-
-enum {
- RGB888,
- RGB666,
- RGB565,
- BGR565,
- ARGB1555,
- ABGR1555,
- ARGB4444,
- ABGR4444
-};
-
-struct dum_setup {
- int sync_neg_edge;
- int round_robin;
- int mux_int;
- int synced_dirty_flag_int;
- int dirty_flag_int;
- int error_int;
- int pf_empty_int;
- int sf_empty_int;
- int bac_dis_int;
- u32 dirty_base_adr;
- u32 command_base_adr;
- u32 sync_clk_div;
- int sync_output;
- u32 sync_restart_val;
- u32 set_sync_high;
- u32 set_sync_low;
-};
-
-struct dum_ch_setup {
- int disp_no;
- u32 xmin;
- u32 ymin;
- u32 xmax;
- u32 ymax;
- int xmirror;
- int ymirror;
- int rotate;
- u32 minadr;
- u32 maxadr;
- u32 dirtybuffer;
- int pad;
- int format;
- int hwdirty;
- int slave_trans;
-};
-
-struct disp_window {
- u32 xmin_l;
- u32 xmin_h;
- u32 ymin;
- u32 xmax_l;
- u32 xmax_h;
- u32 ymax;
-};
-
-#endif /* #ifndef __PNX008_DUM_H__ */
--- linux-2.6.orig/drivers/video/pnx4008/fbcommon.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2005 Philips Semiconductors
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * 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; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA, or http://www.gnu.org/licenses/gpl.html
-*/
-
-#define QCIF_W (176)
-#define QCIF_H (144)
-
-#define CIF_W (352)
-#define CIF_H (288)
-
-#define LCD_X_RES 208
-#define LCD_Y_RES 320
-#define LCD_X_PAD 256
-#define LCD_BBP 4 /* Bytes Per Pixel */
-
-#define DISP_MAX_X_SIZE (320)
-#define DISP_MAX_Y_SIZE (208)
-
-#define RETURNVAL_BASE (0x400)
-
-enum fb_ioctl_returntype {
- ENORESOURCESLEFT = RETURNVAL_BASE,
- ERESOURCESNOTFREED,
- EPROCNOTOWNER,
- EFBNOTOWNER,
- ECOPYFAILED,
- EIOREMAPFAILED,
-};
--- linux-2.6.orig/drivers/video/pnx4008/pnxrgbfb.c
+++ /dev/null
@@ -1,198 +0,0 @@
-/*
- * drivers/video/pnx4008/pnxrgbfb.c
- *
- * PNX4008's framebuffer support
- *
- * Author: Grigory Tolstolytkin <gtolstolytkin@...mvista.com>
- * Based on Philips Semiconductors's code
- *
- * Copyrght (c) 2005 MontaVista Software, Inc.
- * Copyright (c) 2005 Philips Semiconductors
- * This file is licensed under the terms of the GNU General Public License
- * version 2. This program is licensed "as is" without any warranty of any
- * kind, whether express or implied.
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/vmalloc.h>
-#include <linux/delay.h>
-#include <linux/interrupt.h>
-#include <linux/fb.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-
-#include "sdum.h"
-#include "fbcommon.h"
-
-static u32 colreg[16];
-
-static struct fb_var_screeninfo rgbfb_var __initdata = {
- .xres = LCD_X_RES,
- .yres = LCD_Y_RES,
- .xres_virtual = LCD_X_RES,
- .yres_virtual = LCD_Y_RES,
- .bits_per_pixel = 32,
- .red.offset = 16,
- .red.length = 8,
- .green.offset = 8,
- .green.length = 8,
- .blue.offset = 0,
- .blue.length = 8,
- .left_margin = 0,
- .right_margin = 0,
- .upper_margin = 0,
- .lower_margin = 0,
- .vmode = FB_VMODE_NONINTERLACED,
-};
-static struct fb_fix_screeninfo rgbfb_fix __initdata = {
- .id = "RGBFB",
- .line_length = LCD_X_RES * LCD_BBP,
- .type = FB_TYPE_PACKED_PIXELS,
- .visual = FB_VISUAL_TRUECOLOR,
- .xpanstep = 0,
- .ypanstep = 0,
- .ywrapstep = 0,
- .accel = FB_ACCEL_NONE,
-};
-
-static int channel_owned;
-
-static int no_cursor(struct fb_info *info, struct fb_cursor *cursor)
-{
- return 0;
-}
-
-static int rgbfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
- u_int transp, struct fb_info *info)
-{
- if (regno > 15)
- return 1;
-
- colreg[regno] = ((red & 0xff00) << 8) | (green & 0xff00) |
- ((blue & 0xff00) >> 8);
- return 0;
-}
-
-static int rgbfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
-{
- return pnx4008_sdum_mmap(info, vma, NULL);
-}
-
-static struct fb_ops rgbfb_ops = {
- .fb_mmap = rgbfb_mmap,
- .fb_setcolreg = rgbfb_setcolreg,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
-};
-
-static int rgbfb_remove(struct platform_device *pdev)
-{
- struct fb_info *info = platform_get_drvdata(pdev);
-
- if (info) {
- unregister_framebuffer(info);
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- platform_set_drvdata(pdev, NULL);
- }
-
- pnx4008_free_dum_channel(channel_owned, pdev->id);
- pnx4008_set_dum_exit_notification(pdev->id);
-
- return 0;
-}
-
-static int __devinit rgbfb_probe(struct platform_device *pdev)
-{
- struct fb_info *info;
- struct dumchannel_uf chan_uf;
- int ret;
- char *option;
-
- info = framebuffer_alloc(sizeof(u32) * 16, &pdev->dev);
- if (!info) {
- ret = -ENOMEM;
- goto err;
- }
-
- pnx4008_get_fb_addresses(FB_TYPE_RGB, (void **)&info->screen_base,
- (dma_addr_t *) &rgbfb_fix.smem_start,
- &rgbfb_fix.smem_len);
-
- if ((ret = pnx4008_alloc_dum_channel(pdev->id)) < 0)
- goto err0;
- else {
- channel_owned = ret;
- chan_uf.channelnr = channel_owned;
- chan_uf.dirty = (u32 *) NULL;
- chan_uf.source = (u32 *) rgbfb_fix.smem_start;
- chan_uf.x_offset = 0;
- chan_uf.y_offset = 0;
- chan_uf.width = LCD_X_RES;
- chan_uf.height = LCD_Y_RES;
-
- if ((ret = pnx4008_put_dum_channel_uf(chan_uf, pdev->id))< 0)
- goto err1;
-
- if ((ret =
- pnx4008_set_dum_channel_sync(channel_owned, CONF_SYNC_ON,
- pdev->id)) < 0)
- goto err1;
-
- if ((ret =
- pnx4008_set_dum_channel_dirty_detect(channel_owned,
- CONF_DIRTYDETECTION_ON,
- pdev->id)) < 0)
- goto err1;
- }
-
- if (!fb_get_options("pnxrgbfb", &option) && option &&
- !strcmp(option, "nocursor"))
- rgbfb_ops.fb_cursor = no_cursor;
-
- info->node = -1;
- info->flags = FBINFO_FLAG_DEFAULT;
- info->fbops = &rgbfb_ops;
- info->fix = rgbfb_fix;
- info->var = rgbfb_var;
- info->screen_size = rgbfb_fix.smem_len;
- info->pseudo_palette = info->par;
- info->par = NULL;
-
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret < 0)
- goto err1;
-
- ret = register_framebuffer(info);
- if (ret < 0)
- goto err2;
- platform_set_drvdata(pdev, info);
-
- return 0;
-
-err2:
- fb_dealloc_cmap(&info->cmap);
-err1:
- pnx4008_free_dum_channel(channel_owned, pdev->id);
-err0:
- framebuffer_release(info);
-err:
- return ret;
-}
-
-static struct platform_driver rgbfb_driver = {
- .driver = {
- .name = "pnx4008-rgbfb",
- },
- .probe = rgbfb_probe,
- .remove = rgbfb_remove,
-};
-
-module_platform_driver(rgbfb_driver);
-
-MODULE_LICENSE("GPL");
--- linux-2.6.orig/drivers/video/pnx4008/sdum.c
+++ /dev/null
@@ -1,861 +0,0 @@
-/*
- * drivers/video/pnx4008/sdum.c
- *
- * Display Update Master support
- *
- * Authors: Grigory Tolstolytkin <gtolstolytkin@...mvista.com>
- * Vitaly Wool <vitalywool@...il.com>
- * Based on Philips Semiconductors's code
- *
- * Copyrght (c) 2005-2006 MontaVista Software, Inc.
- * Copyright (c) 2005 Philips Semiconductors
- * This file is licensed under the terms of the GNU General Public License
- * version 2. This program is licensed "as is" without any warranty of any
- * kind, whether express or implied.
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/tty.h>
-#include <linux/vmalloc.h>
-#include <linux/delay.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/fb.h>
-#include <linux/init.h>
-#include <linux/dma-mapping.h>
-#include <linux/clk.h>
-#include <linux/gfp.h>
-#include <asm/uaccess.h>
-#include <asm/gpio.h>
-
-#include "sdum.h"
-#include "fbcommon.h"
-#include "dum.h"
-
-/* Framebuffers we have */
-
-static struct pnx4008_fb_addr {
- int fb_type;
- long addr_offset;
- long fb_length;
-} fb_addr[] = {
- [0] = {
- FB_TYPE_YUV, 0, 0xB0000
- },
- [1] = {
- FB_TYPE_RGB, 0xB0000, 0x50000
- },
-};
-
-static struct dum_data {
- u32 lcd_phys_start;
- u32 lcd_virt_start;
- u32 slave_phys_base;
- u32 *slave_virt_base;
- int fb_owning_channel[MAX_DUM_CHANNELS];
- struct dumchannel_uf chan_uf_store[MAX_DUM_CHANNELS];
-} dum_data;
-
-/* Different local helper functions */
-
-static u32 nof_pixels_dx(struct dum_ch_setup *ch_setup)
-{
- return (ch_setup->xmax - ch_setup->xmin + 1);
-}
-
-static u32 nof_pixels_dy(struct dum_ch_setup *ch_setup)
-{
- return (ch_setup->ymax - ch_setup->ymin + 1);
-}
-
-static u32 nof_pixels_dxy(struct dum_ch_setup *ch_setup)
-{
- return (nof_pixels_dx(ch_setup) * nof_pixels_dy(ch_setup));
-}
-
-static u32 nof_bytes(struct dum_ch_setup *ch_setup)
-{
- u32 r = nof_pixels_dxy(ch_setup);
- switch (ch_setup->format) {
- case RGB888:
- case RGB666:
- r *= 4;
- break;
-
- default:
- r *= 2;
- break;
- }
- return r;
-}
-
-static u32 build_command(int disp_no, u32 reg, u32 val)
-{
- return ((disp_no << 26) | BIT(25) | (val << 16) | (disp_no << 10) |
- (reg << 0));
-}
-
-static u32 build_double_index(int disp_no, u32 val)
-{
- return ((disp_no << 26) | (val << 16) | (disp_no << 10) | (val << 0));
-}
-
-static void build_disp_window(struct dum_ch_setup * ch_setup, struct disp_window * dw)
-{
- dw->ymin = ch_setup->ymin;
- dw->ymax = ch_setup->ymax;
- dw->xmin_l = ch_setup->xmin & 0xFF;
- dw->xmin_h = (ch_setup->xmin & BIT(8)) >> 8;
- dw->xmax_l = ch_setup->xmax & 0xFF;
- dw->xmax_h = (ch_setup->xmax & BIT(8)) >> 8;
-}
-
-static int put_channel(struct dumchannel chan)
-{
- int i = chan.channelnr;
-
- if (i < 0 || i > MAX_DUM_CHANNELS)
- return -EINVAL;
- else {
- DUM_CH_MIN(i) = chan.dum_ch_min;
- DUM_CH_MAX(i) = chan.dum_ch_max;
- DUM_CH_CONF(i) = chan.dum_ch_conf;
- DUM_CH_CTRL(i) = chan.dum_ch_ctrl;
- }
-
- return 0;
-}
-
-static void clear_channel(int channr)
-{
- struct dumchannel chan;
-
- chan.channelnr = channr;
- chan.dum_ch_min = 0;
- chan.dum_ch_max = 0;
- chan.dum_ch_conf = 0;
- chan.dum_ch_ctrl = 0;
-
- put_channel(chan);
-}
-
-static int put_cmd_string(struct cmdstring cmds)
-{
- u16 *cmd_str_virtaddr;
- u32 *cmd_ptr0_virtaddr;
- u32 cmd_str_physaddr;
-
- int i = cmds.channelnr;
-
- if (i < 0 || i > MAX_DUM_CHANNELS)
- return -EINVAL;
- else if ((cmd_ptr0_virtaddr =
- (int *)ioremap_nocache(DUM_COM_BASE,
- sizeof(int) * MAX_DUM_CHANNELS)) ==
- NULL)
- return -EIOREMAPFAILED;
- else {
- cmd_str_physaddr = ioread32(&cmd_ptr0_virtaddr[cmds.channelnr]);
- if ((cmd_str_virtaddr =
- (u16 *) ioremap_nocache(cmd_str_physaddr,
- sizeof(cmds))) == NULL) {
- iounmap(cmd_ptr0_virtaddr);
- return -EIOREMAPFAILED;
- } else {
- int t;
- for (t = 0; t < 8; t++)
- iowrite16(*((u16 *)&cmds.prestringlen + t),
- cmd_str_virtaddr + t);
-
- for (t = 0; t < cmds.prestringlen / 2; t++)
- iowrite16(*((u16 *)&cmds.precmd + t),
- cmd_str_virtaddr + t + 8);
-
- for (t = 0; t < cmds.poststringlen / 2; t++)
- iowrite16(*((u16 *)&cmds.postcmd + t),
- cmd_str_virtaddr + t + 8 +
- cmds.prestringlen / 2);
-
- iounmap(cmd_ptr0_virtaddr);
- iounmap(cmd_str_virtaddr);
- }
- }
-
- return 0;
-}
-
-static u32 dum_ch_setup(int ch_no, struct dum_ch_setup * ch_setup)
-{
- struct cmdstring cmds_c;
- struct cmdstring *cmds = &cmds_c;
- struct disp_window dw;
- int standard;
- u32 orientation = 0;
- struct dumchannel chan = { 0 };
- int ret;
-
- if ((ch_setup->xmirror) || (ch_setup->ymirror) || (ch_setup->rotate)) {
- standard = 0;
-
- orientation = BIT(1); /* always set 9-bit-bus */
- if (ch_setup->xmirror)
- orientation |= BIT(4);
- if (ch_setup->ymirror)
- orientation |= BIT(3);
- if (ch_setup->rotate)
- orientation |= BIT(0);
- } else
- standard = 1;
-
- cmds->channelnr = ch_no;
-
- /* build command string header */
- if (standard) {
- cmds->prestringlen = 32;
- cmds->poststringlen = 0;
- } else {
- cmds->prestringlen = 48;
- cmds->poststringlen = 16;
- }
-
- cmds->format =
- (u16) ((ch_setup->disp_no << 4) | (BIT(3)) | (ch_setup->format));
- cmds->reserved = 0x0;
- cmds->startaddr_low = (ch_setup->minadr & 0xFFFF);
- cmds->startaddr_high = (ch_setup->minadr >> 16);
-
- if ((ch_setup->minadr == 0) && (ch_setup->maxadr == 0)
- && (ch_setup->xmin == 0)
- && (ch_setup->ymin == 0) && (ch_setup->xmax == 0)
- && (ch_setup->ymax == 0)) {
- cmds->pixdatlen_low = 0;
- cmds->pixdatlen_high = 0;
- } else {
- u32 nbytes = nof_bytes(ch_setup);
- cmds->pixdatlen_low = (nbytes & 0xFFFF);
- cmds->pixdatlen_high = (nbytes >> 16);
- }
-
- if (ch_setup->slave_trans)
- cmds->pixdatlen_high |= BIT(15);
-
- /* build pre-string */
- build_disp_window(ch_setup, &dw);
-
- if (standard) {
- cmds->precmd[0] =
- build_command(ch_setup->disp_no, DISP_XMIN_L_REG, 0x99);
- cmds->precmd[1] =
- build_command(ch_setup->disp_no, DISP_XMIN_L_REG,
- dw.xmin_l);
- cmds->precmd[2] =
- build_command(ch_setup->disp_no, DISP_XMIN_H_REG,
- dw.xmin_h);
- cmds->precmd[3] =
- build_command(ch_setup->disp_no, DISP_YMIN_REG, dw.ymin);
- cmds->precmd[4] =
- build_command(ch_setup->disp_no, DISP_XMAX_L_REG,
- dw.xmax_l);
- cmds->precmd[5] =
- build_command(ch_setup->disp_no, DISP_XMAX_H_REG,
- dw.xmax_h);
- cmds->precmd[6] =
- build_command(ch_setup->disp_no, DISP_YMAX_REG, dw.ymax);
- cmds->precmd[7] =
- build_double_index(ch_setup->disp_no, DISP_PIXEL_REG);
- } else {
- if (dw.xmin_l == ch_no)
- cmds->precmd[0] =
- build_command(ch_setup->disp_no, DISP_XMIN_L_REG,
- 0x99);
- else
- cmds->precmd[0] =
- build_command(ch_setup->disp_no, DISP_XMIN_L_REG,
- ch_no);
-
- cmds->precmd[1] =
- build_command(ch_setup->disp_no, DISP_XMIN_L_REG,
- dw.xmin_l);
- cmds->precmd[2] =
- build_command(ch_setup->disp_no, DISP_XMIN_H_REG,
- dw.xmin_h);
- cmds->precmd[3] =
- build_command(ch_setup->disp_no, DISP_YMIN_REG, dw.ymin);
- cmds->precmd[4] =
- build_command(ch_setup->disp_no, DISP_XMAX_L_REG,
- dw.xmax_l);
- cmds->precmd[5] =
- build_command(ch_setup->disp_no, DISP_XMAX_H_REG,
- dw.xmax_h);
- cmds->precmd[6] =
- build_command(ch_setup->disp_no, DISP_YMAX_REG, dw.ymax);
- cmds->precmd[7] =
- build_command(ch_setup->disp_no, DISP_1_REG, orientation);
- cmds->precmd[8] =
- build_double_index(ch_setup->disp_no, DISP_PIXEL_REG);
- cmds->precmd[9] =
- build_double_index(ch_setup->disp_no, DISP_PIXEL_REG);
- cmds->precmd[0xA] =
- build_double_index(ch_setup->disp_no, DISP_PIXEL_REG);
- cmds->precmd[0xB] =
- build_double_index(ch_setup->disp_no, DISP_PIXEL_REG);
- cmds->postcmd[0] =
- build_command(ch_setup->disp_no, DISP_1_REG, BIT(1));
- cmds->postcmd[1] =
- build_command(ch_setup->disp_no, DISP_DUMMY1_REG, 1);
- cmds->postcmd[2] =
- build_command(ch_setup->disp_no, DISP_DUMMY1_REG, 2);
- cmds->postcmd[3] =
- build_command(ch_setup->disp_no, DISP_DUMMY1_REG, 3);
- }
-
- if ((ret = put_cmd_string(cmds_c)) != 0) {
- return ret;
- }
-
- chan.channelnr = cmds->channelnr;
- chan.dum_ch_min = ch_setup->dirtybuffer + ch_setup->minadr;
- chan.dum_ch_max = ch_setup->dirtybuffer + ch_setup->maxadr;
- chan.dum_ch_conf = 0x002;
- chan.dum_ch_ctrl = 0x04;
-
- put_channel(chan);
-
- return 0;
-}
-
-static u32 display_open(int ch_no, int auto_update, u32 * dirty_buffer,
- u32 * frame_buffer, u32 xpos, u32 ypos, u32 w, u32 h)
-{
-
- struct dum_ch_setup k;
- int ret;
-
- /* keep width & height within display area */
- if ((xpos + w) > DISP_MAX_X_SIZE)
- w = DISP_MAX_X_SIZE - xpos;
-
- if ((ypos + h) > DISP_MAX_Y_SIZE)
- h = DISP_MAX_Y_SIZE - ypos;
-
- /* assume 1 display only */
- k.disp_no = 0;
- k.xmin = xpos;
- k.ymin = ypos;
- k.xmax = xpos + (w - 1);
- k.ymax = ypos + (h - 1);
-
- /* adjust min and max values if necessary */
- if (k.xmin > DISP_MAX_X_SIZE - 1)
- k.xmin = DISP_MAX_X_SIZE - 1;
- if (k.ymin > DISP_MAX_Y_SIZE - 1)
- k.ymin = DISP_MAX_Y_SIZE - 1;
-
- if (k.xmax > DISP_MAX_X_SIZE - 1)
- k.xmax = DISP_MAX_X_SIZE - 1;
- if (k.ymax > DISP_MAX_Y_SIZE - 1)
- k.ymax = DISP_MAX_Y_SIZE - 1;
-
- k.xmirror = 0;
- k.ymirror = 0;
- k.rotate = 0;
- k.minadr = (u32) frame_buffer;
- k.maxadr = (u32) frame_buffer + (((w - 1) << 10) | ((h << 2) - 2));
- k.pad = PAD_1024;
- k.dirtybuffer = (u32) dirty_buffer;
- k.format = RGB888;
- k.hwdirty = 0;
- k.slave_trans = 0;
-
- ret = dum_ch_setup(ch_no, &k);
-
- return ret;
-}
-
-static void lcd_reset(void)
-{
- u32 *dum_pio_base = (u32 *)IO_ADDRESS(PNX4008_PIO_BASE);
-
- udelay(1);
- iowrite32(BIT(19), &dum_pio_base[2]);
- udelay(1);
- iowrite32(BIT(19), &dum_pio_base[1]);
- udelay(1);
-}
-
-static int dum_init(struct platform_device *pdev)
-{
- struct clk *clk;
-
- /* enable DUM clock */
- clk = clk_get(&pdev->dev, "dum_ck");
- if (IS_ERR(clk)) {
- printk(KERN_ERR "pnx4008_dum: Unable to access DUM clock\n");
- return PTR_ERR(clk);
- }
-
- clk_set_rate(clk, 1);
- clk_put(clk);
-
- DUM_CTRL = V_DUM_RESET;
-
- /* set priority to "round-robin". All other params to "false" */
- DUM_CONF = BIT(9);
-
- /* Display 1 */
- DUM_WTCFG1 = PNX4008_DUM_WT_CFG;
- DUM_RTCFG1 = PNX4008_DUM_RT_CFG;
- DUM_TCFG = PNX4008_DUM_T_CFG;
-
- return 0;
-}
-
-static void dum_chan_init(void)
-{
- int i = 0, ch = 0;
- u32 *cmdptrs;
- u32 *cmdstrings;
-
- DUM_COM_BASE =
- CMDSTRING_BASEADDR + BYTES_PER_CMDSTRING * NR_OF_CMDSTRINGS;
-
- if ((cmdptrs =
- (u32 *) ioremap_nocache(DUM_COM_BASE,
- sizeof(u32) * NR_OF_CMDSTRINGS)) == NULL)
- return;
-
- for (ch = 0; ch < NR_OF_CMDSTRINGS; ch++)
- iowrite32(CMDSTRING_BASEADDR + BYTES_PER_CMDSTRING * ch,
- cmdptrs + ch);
-
- for (ch = 0; ch < MAX_DUM_CHANNELS; ch++)
- clear_channel(ch);
-
- /* Clear the cmdstrings */
- cmdstrings =
- (u32 *)ioremap_nocache(*cmdptrs,
- BYTES_PER_CMDSTRING * NR_OF_CMDSTRINGS);
-
- if (!cmdstrings)
- goto out;
-
- for (i = 0; i < NR_OF_CMDSTRINGS * BYTES_PER_CMDSTRING / sizeof(u32);
- i++)
- iowrite32(0, cmdstrings + i);
-
- iounmap((u32 *)cmdstrings);
-
-out:
- iounmap((u32 *)cmdptrs);
-}
-
-static void lcd_init(void)
-{
- lcd_reset();
-
- DUM_OUTP_FORMAT1 = 0; /* RGB666 */
-
- udelay(1);
- iowrite32(V_LCD_STANDBY_OFF, dum_data.slave_virt_base);
- udelay(1);
- iowrite32(V_LCD_USE_9BIT_BUS, dum_data.slave_virt_base);
- udelay(1);
- iowrite32(V_LCD_SYNC_RISE_L, dum_data.slave_virt_base);
- udelay(1);
- iowrite32(V_LCD_SYNC_RISE_H, dum_data.slave_virt_base);
- udelay(1);
- iowrite32(V_LCD_SYNC_FALL_L, dum_data.slave_virt_base);
- udelay(1);
- iowrite32(V_LCD_SYNC_FALL_H, dum_data.slave_virt_base);
- udelay(1);
- iowrite32(V_LCD_SYNC_ENABLE, dum_data.slave_virt_base);
- udelay(1);
- iowrite32(V_LCD_DISPLAY_ON, dum_data.slave_virt_base);
- udelay(1);
-}
-
-/* Interface exported to framebuffer drivers */
-
-int pnx4008_get_fb_addresses(int fb_type, void **virt_addr,
- dma_addr_t *phys_addr, int *fb_length)
-{
- int i;
- int ret = -1;
- for (i = 0; i < ARRAY_SIZE(fb_addr); i++)
- if (fb_addr[i].fb_type == fb_type) {
- *virt_addr = (void *)(dum_data.lcd_virt_start +
- fb_addr[i].addr_offset);
- *phys_addr =
- dum_data.lcd_phys_start + fb_addr[i].addr_offset;
- *fb_length = fb_addr[i].fb_length;
- ret = 0;
- break;
- }
-
- return ret;
-}
-
-EXPORT_SYMBOL(pnx4008_get_fb_addresses);
-
-int pnx4008_alloc_dum_channel(int dev_id)
-{
- int i = 0;
-
- while ((i < MAX_DUM_CHANNELS) && (dum_data.fb_owning_channel[i] != -1))
- i++;
-
- if (i == MAX_DUM_CHANNELS)
- return -ENORESOURCESLEFT;
- else {
- dum_data.fb_owning_channel[i] = dev_id;
- return i;
- }
-}
-
-EXPORT_SYMBOL(pnx4008_alloc_dum_channel);
-
-int pnx4008_free_dum_channel(int channr, int dev_id)
-{
- if (channr < 0 || channr > MAX_DUM_CHANNELS)
- return -EINVAL;
- else if (dum_data.fb_owning_channel[channr] != dev_id)
- return -EFBNOTOWNER;
- else {
- clear_channel(channr);
- dum_data.fb_owning_channel[channr] = -1;
- }
-
- return 0;
-}
-
-EXPORT_SYMBOL(pnx4008_free_dum_channel);
-
-int pnx4008_put_dum_channel_uf(struct dumchannel_uf chan_uf, int dev_id)
-{
- int i = chan_uf.channelnr;
- int ret;
-
- if (i < 0 || i > MAX_DUM_CHANNELS)
- return -EINVAL;
- else if (dum_data.fb_owning_channel[i] != dev_id)
- return -EFBNOTOWNER;
- else if ((ret =
- display_open(chan_uf.channelnr, 0, chan_uf.dirty,
- chan_uf.source, chan_uf.y_offset,
- chan_uf.x_offset, chan_uf.height,
- chan_uf.width)) != 0)
- return ret;
- else {
- dum_data.chan_uf_store[i].dirty = chan_uf.dirty;
- dum_data.chan_uf_store[i].source = chan_uf.source;
- dum_data.chan_uf_store[i].x_offset = chan_uf.x_offset;
- dum_data.chan_uf_store[i].y_offset = chan_uf.y_offset;
- dum_data.chan_uf_store[i].width = chan_uf.width;
- dum_data.chan_uf_store[i].height = chan_uf.height;
- }
-
- return 0;
-}
-
-EXPORT_SYMBOL(pnx4008_put_dum_channel_uf);
-
-int pnx4008_set_dum_channel_sync(int channr, int val, int dev_id)
-{
- if (channr < 0 || channr > MAX_DUM_CHANNELS)
- return -EINVAL;
- else if (dum_data.fb_owning_channel[channr] != dev_id)
- return -EFBNOTOWNER;
- else {
- if (val == CONF_SYNC_ON) {
- DUM_CH_CONF(channr) |= CONF_SYNCENABLE;
- DUM_CH_CONF(channr) |= DUM_CHANNEL_CFG_SYNC_MASK |
- DUM_CHANNEL_CFG_SYNC_MASK_SET;
- } else if (val == CONF_SYNC_OFF)
- DUM_CH_CONF(channr) &= ~CONF_SYNCENABLE;
- else
- return -EINVAL;
- }
-
- return 0;
-}
-
-EXPORT_SYMBOL(pnx4008_set_dum_channel_sync);
-
-int pnx4008_set_dum_channel_dirty_detect(int channr, int val, int dev_id)
-{
- if (channr < 0 || channr > MAX_DUM_CHANNELS)
- return -EINVAL;
- else if (dum_data.fb_owning_channel[channr] != dev_id)
- return -EFBNOTOWNER;
- else {
- if (val == CONF_DIRTYDETECTION_ON)
- DUM_CH_CONF(channr) |= CONF_DIRTYENABLE;
- else if (val == CONF_DIRTYDETECTION_OFF)
- DUM_CH_CONF(channr) &= ~CONF_DIRTYENABLE;
- else
- return -EINVAL;
- }
-
- return 0;
-}
-
-EXPORT_SYMBOL(pnx4008_set_dum_channel_dirty_detect);
-
-#if 0 /* Functions not used currently, but likely to be used in future */
-
-static int get_channel(struct dumchannel *p_chan)
-{
- int i = p_chan->channelnr;
-
- if (i < 0 || i > MAX_DUM_CHANNELS)
- return -EINVAL;
- else {
- p_chan->dum_ch_min = DUM_CH_MIN(i);
- p_chan->dum_ch_max = DUM_CH_MAX(i);
- p_chan->dum_ch_conf = DUM_CH_CONF(i);
- p_chan->dum_ch_stat = DUM_CH_STAT(i);
- p_chan->dum_ch_ctrl = 0; /* WriteOnly control register */
- }
-
- return 0;
-}
-
-int pnx4008_get_dum_channel_uf(struct dumchannel_uf *p_chan_uf, int dev_id)
-{
- int i = p_chan_uf->channelnr;
-
- if (i < 0 || i > MAX_DUM_CHANNELS)
- return -EINVAL;
- else if (dum_data.fb_owning_channel[i] != dev_id)
- return -EFBNOTOWNER;
- else {
- p_chan_uf->dirty = dum_data.chan_uf_store[i].dirty;
- p_chan_uf->source = dum_data.chan_uf_store[i].source;
- p_chan_uf->x_offset = dum_data.chan_uf_store[i].x_offset;
- p_chan_uf->y_offset = dum_data.chan_uf_store[i].y_offset;
- p_chan_uf->width = dum_data.chan_uf_store[i].width;
- p_chan_uf->height = dum_data.chan_uf_store[i].height;
- }
-
- return 0;
-}
-
-EXPORT_SYMBOL(pnx4008_get_dum_channel_uf);
-
-int pnx4008_get_dum_channel_config(int channr, int dev_id)
-{
- int ret;
- struct dumchannel chan;
-
- if (channr < 0 || channr > MAX_DUM_CHANNELS)
- return -EINVAL;
- else if (dum_data.fb_owning_channel[channr] != dev_id)
- return -EFBNOTOWNER;
- else {
- chan.channelnr = channr;
- if ((ret = get_channel(&chan)) != 0)
- return ret;
- }
-
- return (chan.dum_ch_conf & DUM_CHANNEL_CFG_MASK);
-}
-
-EXPORT_SYMBOL(pnx4008_get_dum_channel_config);
-
-int pnx4008_force_update_dum_channel(int channr, int dev_id)
-{
- if (channr < 0 || channr > MAX_DUM_CHANNELS)
- return -EINVAL;
-
- else if (dum_data.fb_owning_channel[channr] != dev_id)
- return -EFBNOTOWNER;
- else
- DUM_CH_CTRL(channr) = CTRL_SETDIRTY;
-
- return 0;
-}
-
-EXPORT_SYMBOL(pnx4008_force_update_dum_channel);
-
-#endif
-
-int pnx4008_sdum_mmap(struct fb_info *info, struct vm_area_struct *vma,
- struct device *dev)
-{
- unsigned long off = vma->vm_pgoff << PAGE_SHIFT;
-
- if (off < info->fix.smem_len) {
- vma->vm_pgoff += 1;
- return dma_mmap_writecombine(dev, vma,
- (void *)dum_data.lcd_virt_start,
- dum_data.lcd_phys_start,
- FB_DMA_SIZE);
- }
- return -EINVAL;
-}
-
-EXPORT_SYMBOL(pnx4008_sdum_mmap);
-
-int pnx4008_set_dum_exit_notification(int dev_id)
-{
- int i;
-
- for (i = 0; i < MAX_DUM_CHANNELS; i++)
- if (dum_data.fb_owning_channel[i] == dev_id)
- return -ERESOURCESNOTFREED;
-
- return 0;
-}
-
-EXPORT_SYMBOL(pnx4008_set_dum_exit_notification);
-
-/* Platform device driver for DUM */
-
-static int sdum_suspend(struct platform_device *pdev, pm_message_t state)
-{
- int retval = 0;
- struct clk *clk;
-
- clk = clk_get(0, "dum_ck");
- if (!IS_ERR(clk)) {
- clk_set_rate(clk, 0);
- clk_put(clk);
- } else
- retval = PTR_ERR(clk);
-
- /* disable BAC */
- DUM_CTRL = V_BAC_DISABLE_IDLE;
-
- /* LCD standby & turn off display */
- lcd_reset();
-
- return retval;
-}
-
-static int sdum_resume(struct platform_device *pdev)
-{
- int retval = 0;
- struct clk *clk;
-
- clk = clk_get(0, "dum_ck");
- if (!IS_ERR(clk)) {
- clk_set_rate(clk, 1);
- clk_put(clk);
- } else
- retval = PTR_ERR(clk);
-
- /* wait for BAC disable */
- DUM_CTRL = V_BAC_DISABLE_TRIG;
-
- while (DUM_CTRL & BAC_ENABLED)
- udelay(10);
-
- /* re-init LCD */
- lcd_init();
-
- /* enable BAC and reset MUX */
- DUM_CTRL = V_BAC_ENABLE;
- udelay(1);
- DUM_CTRL = V_MUX_RESET;
- return 0;
-}
-
-static int __devinit sdum_probe(struct platform_device *pdev)
-{
- int ret = 0, i = 0;
-
- /* map frame buffer */
- dum_data.lcd_virt_start = (u32) dma_alloc_writecombine(&pdev->dev,
- FB_DMA_SIZE,
- &dum_data.lcd_phys_start,
- GFP_KERNEL);
-
- if (!dum_data.lcd_virt_start) {
- ret = -ENOMEM;
- goto out_3;
- }
-
- /* map slave registers */
- dum_data.slave_phys_base = PNX4008_DUM_SLAVE_BASE;
- dum_data.slave_virt_base =
- (u32 *) ioremap_nocache(dum_data.slave_phys_base, sizeof(u32));
-
- if (dum_data.slave_virt_base == NULL) {
- ret = -ENOMEM;
- goto out_2;
- }
-
- /* initialize DUM and LCD display */
- ret = dum_init(pdev);
- if (ret)
- goto out_1;
-
- dum_chan_init();
- lcd_init();
-
- DUM_CTRL = V_BAC_ENABLE;
- udelay(1);
- DUM_CTRL = V_MUX_RESET;
-
- /* set decode address and sync clock divider */
- DUM_DECODE = dum_data.lcd_phys_start & DUM_DECODE_MASK;
- DUM_CLK_DIV = PNX4008_DUM_CLK_DIV;
-
- for (i = 0; i < MAX_DUM_CHANNELS; i++)
- dum_data.fb_owning_channel[i] = -1;
-
- /*setup wakeup interrupt */
- start_int_set_rising_edge(SE_DISP_SYNC_INT);
- start_int_ack(SE_DISP_SYNC_INT);
- start_int_umask(SE_DISP_SYNC_INT);
-
- return 0;
-
-out_1:
- iounmap((void *)dum_data.slave_virt_base);
-out_2:
- dma_free_writecombine(&pdev->dev, FB_DMA_SIZE,
- (void *)dum_data.lcd_virt_start,
- dum_data.lcd_phys_start);
-out_3:
- return ret;
-}
-
-static int sdum_remove(struct platform_device *pdev)
-{
- struct clk *clk;
-
- start_int_mask(SE_DISP_SYNC_INT);
-
- clk = clk_get(0, "dum_ck");
- if (!IS_ERR(clk)) {
- clk_set_rate(clk, 0);
- clk_put(clk);
- }
-
- iounmap((void *)dum_data.slave_virt_base);
-
- dma_free_writecombine(&pdev->dev, FB_DMA_SIZE,
- (void *)dum_data.lcd_virt_start,
- dum_data.lcd_phys_start);
-
- return 0;
-}
-
-static struct platform_driver sdum_driver = {
- .driver = {
- .name = "pnx4008-sdum",
- },
- .probe = sdum_probe,
- .remove = sdum_remove,
- .suspend = sdum_suspend,
- .resume = sdum_resume,
-};
-
-module_platform_driver(sdum_driver);
-
-MODULE_LICENSE("GPL");
--- linux-2.6.orig/drivers/video/pnx4008/sdum.h
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (C) 2005 Philips Semiconductors
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * 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; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA, or http://www.gnu.org/licenses/gpl.html
-*/
-
-#define MAX_DUM_CHANNELS 64
-
-#define RGB_MEM_WINDOW(x) (0x10000000 + (x)*0x00100000)
-
-#define QCIF_OFFSET(x) (((x) == 0) ? 0x00000: ((x) == 1) ? 0x30000: -1)
-#define CIF_OFFSET(x) (((x) == 0) ? 0x00000: ((x) == 1) ? 0x60000: -1)
-
-#define CTRL_SETDIRTY (0x00000001)
-#define CONF_DIRTYENABLE (0x00000020)
-#define CONF_SYNCENABLE (0x00000004)
-
-#define DIRTY_ENABLED(conf) ((conf) & 0x0020)
-#define SYNC_ENABLED(conf) ((conf) & 0x0004)
-
-/* Display 1 & 2 Write Timing Configuration */
-#define PNX4008_DUM_WT_CFG 0x00372000
-
-/* Display 1 & 2 Read Timing Configuration */
-#define PNX4008_DUM_RT_CFG 0x00003A47
-
-/* DUM Transit State Timing Configuration */
-#define PNX4008_DUM_T_CFG 0x1D /* 29 HCLK cycles */
-
-/* DUM Sync count clock divider */
-#define PNX4008_DUM_CLK_DIV 0x02DD
-
-/* Memory size for framebuffer, allocated through dma_alloc_writecombine().
- * Must be PAGE aligned
- */
-#define FB_DMA_SIZE (PAGE_ALIGN(SZ_1M + PAGE_SIZE))
-
-#define OFFSET_RGBBUFFER (0xB0000)
-#define OFFSET_YUVBUFFER (0x00000)
-
-#define YUVBUFFER (lcd_video_start + OFFSET_YUVBUFFER)
-#define RGBBUFFER (lcd_video_start + OFFSET_RGBBUFFER)
-
-#define CMDSTRING_BASEADDR (0x00C000) /* iram */
-#define BYTES_PER_CMDSTRING (0x80)
-#define NR_OF_CMDSTRINGS (64)
-
-#define MAX_NR_PRESTRINGS (0x40)
-#define MAX_NR_POSTSTRINGS (0x40)
-
-/* various mask definitions */
-#define DUM_CLK_ENABLE 0x01
-#define DUM_CLK_DISABLE 0
-#define DUM_DECODE_MASK 0x1FFFFFFF
-#define DUM_CHANNEL_CFG_MASK 0x01FF
-#define DUM_CHANNEL_CFG_SYNC_MASK 0xFFFE00FF
-#define DUM_CHANNEL_CFG_SYNC_MASK_SET 0x0CA00
-
-#define SDUM_RETURNVAL_BASE (0x500)
-
-#define CONF_SYNC_OFF (0x602)
-#define CONF_SYNC_ON (0x603)
-
-#define CONF_DIRTYDETECTION_OFF (0x600)
-#define CONF_DIRTYDETECTION_ON (0x601)
-
-struct dumchannel_uf {
- int channelnr;
- u32 *dirty;
- u32 *source;
- u32 x_offset;
- u32 y_offset;
- u32 width;
- u32 height;
-};
-
-enum {
- FB_TYPE_YUV,
- FB_TYPE_RGB
-};
-
-struct cmdstring {
- int channelnr;
- uint16_t prestringlen;
- uint16_t poststringlen;
- uint16_t format;
- uint16_t reserved;
- uint16_t startaddr_low;
- uint16_t startaddr_high;
- uint16_t pixdatlen_low;
- uint16_t pixdatlen_high;
- u32 precmd[MAX_NR_PRESTRINGS];
- u32 postcmd[MAX_NR_POSTSTRINGS];
-
-};
-
-struct dumchannel {
- int channelnr;
- int dum_ch_min;
- int dum_ch_max;
- int dum_ch_conf;
- int dum_ch_stat;
- int dum_ch_ctrl;
-};
-
-int pnx4008_alloc_dum_channel(int dev_id);
-int pnx4008_free_dum_channel(int channr, int dev_id);
-
-int pnx4008_get_dum_channel_uf(struct dumchannel_uf *pChan_uf, int dev_id);
-int pnx4008_put_dum_channel_uf(struct dumchannel_uf chan_uf, int dev_id);
-
-int pnx4008_set_dum_channel_sync(int channr, int val, int dev_id);
-int pnx4008_set_dum_channel_dirty_detect(int channr, int val, int dev_id);
-
-int pnx4008_force_dum_update_channel(int channr, int dev_id);
-
-int pnx4008_get_dum_channel_config(int channr, int dev_id);
-
-int pnx4008_sdum_mmap(struct fb_info *info, struct vm_area_struct *vma, struct device *dev);
-int pnx4008_set_dum_exit_notification(int dev_id);
-
-int pnx4008_get_fb_addresses(int fb_type, void **virt_addr,
- dma_addr_t * phys_addr, int *fb_length);
--
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