diff options
Diffstat (limited to 'drivers/staging/msm/mdp_dma_tv.c')
| -rw-r--r-- | drivers/staging/msm/mdp_dma_tv.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/drivers/staging/msm/mdp_dma_tv.c b/drivers/staging/msm/mdp_dma_tv.c deleted file mode 100644 index 70989fb32c1d..000000000000 --- a/drivers/staging/msm/mdp_dma_tv.c +++ /dev/null @@ -1,142 +0,0 @@ -/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only 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, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/time.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/hrtimer.h> -#include <linux/delay.h> - -#include <mach/hardware.h> -#include <linux/io.h> - -#include <asm/system.h> -#include <asm/mach-types.h> -#include <linux/semaphore.h> -#include <linux/spinlock.h> - -#include <linux/fb.h> - -#include "mdp.h" -#include "msm_fb.h" - -extern spinlock_t mdp_spin_lock; -extern uint32 mdp_intr_mask; - -int mdp_dma3_on(struct platform_device *pdev) -{ - struct msm_fb_data_type *mfd; - struct fb_info *fbi; - uint8 *buf; - int bpp; - int ret = 0; - - mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev); - - if (!mfd) - return -ENODEV; - - if (mfd->key != MFD_KEY) - return -EINVAL; - - fbi = mfd->fbi; - /* MDP cmd block enable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE); - - bpp = fbi->var.bits_per_pixel / 8; - buf = (uint8 *) fbi->fix.smem_start; - buf += fbi->var.xoffset * bpp + - fbi->var.yoffset * fbi->fix.line_length; - - /* starting address[31..8] of Video frame buffer is CS0 */ - MDP_OUTP(MDP_BASE + 0xC0008, (uint32) buf >> 3); - - mdp_pipe_ctrl(MDP_DMA3_BLOCK, MDP_BLOCK_POWER_ON, FALSE); - - MDP_OUTP(MDP_BASE + 0xC0004, 0x4c60674); /* flicker filter enabled */ - MDP_OUTP(MDP_BASE + 0xC0010, 0x20); /* sobel treshold */ - - MDP_OUTP(MDP_BASE + 0xC0018, 0xeb0010); /* Y Max, Y min */ - MDP_OUTP(MDP_BASE + 0xC001C, 0xf00010); /* Cb Max, Cb min */ - MDP_OUTP(MDP_BASE + 0xC0020, 0xf00010); /* Cb Max, Cb min */ - - MDP_OUTP(MDP_BASE + 0xC000C, 0x67686970); /* add a few chars for CC */ - MDP_OUTP(MDP_BASE + 0xC0000, 0x1); /* MDP tv out enable */ - - /* MDP cmd block disable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE); - - ret = panel_next_on(pdev); - - return ret; -} - -int mdp_dma3_off(struct platform_device *pdev) -{ - int ret = 0; - - ret = panel_next_off(pdev); - if (ret) - return ret; - - /* MDP cmd block enable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE); - MDP_OUTP(MDP_BASE + 0xC0000, 0x0); - /* MDP cmd block disable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE); - - mdp_pipe_ctrl(MDP_DMA3_BLOCK, MDP_BLOCK_POWER_OFF, FALSE); - - /* delay to make sure the last frame finishes */ - mdelay(100); - - return ret; -} - -void mdp_dma3_update(struct msm_fb_data_type *mfd) -{ - struct fb_info *fbi = mfd->fbi; - uint8 *buf; - int bpp; - unsigned long flag; - - if (!mfd->panel_power_on) - return; - - /* no need to power on cmd block since dma3 is running */ - bpp = fbi->var.bits_per_pixel / 8; - buf = (uint8 *) fbi->fix.smem_start; - buf += fbi->var.xoffset * bpp + - fbi->var.yoffset * fbi->fix.line_length; - MDP_OUTP(MDP_BASE + 0xC0008, (uint32) buf >> 3); - - spin_lock_irqsave(&mdp_spin_lock, flag); - mdp_enable_irq(MDP_DMA3_TERM); - INIT_COMPLETION(mfd->dma->comp); - mfd->dma->waiting = TRUE; - - outp32(MDP_INTR_CLEAR, TV_OUT_DMA3_START); - mdp_intr_mask |= TV_OUT_DMA3_START; - outp32(MDP_INTR_ENABLE, mdp_intr_mask); - spin_unlock_irqrestore(&mdp_spin_lock, flag); - - wait_for_completion_killable(&mfd->dma->comp); - mdp_disable_irq(MDP_DMA3_TERM); -} |