diff options
Diffstat (limited to 'drivers/staging/msm/mdp_dma_s.c')
| -rw-r--r-- | drivers/staging/msm/mdp_dma_s.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/drivers/staging/msm/mdp_dma_s.c b/drivers/staging/msm/mdp_dma_s.c deleted file mode 100644 index 0c34a1010f17..000000000000 --- a/drivers/staging/msm/mdp_dma_s.c +++ /dev/null @@ -1,139 +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 <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" - -static void mdp_dma_s_update_lcd(struct msm_fb_data_type *mfd) -{ - MDPIBUF *iBuf = &mfd->ibuf; - int mddi_dest = FALSE; - uint32 outBpp = iBuf->bpp; - uint32 dma_s_cfg_reg; - uint8 *src; - struct msm_fb_panel_data *pdata = - (struct msm_fb_panel_data *)mfd->pdev->dev.platform_data; - - dma_s_cfg_reg = DMA_PACK_TIGHT | DMA_PACK_ALIGN_LSB | - DMA_OUT_SEL_AHB | DMA_IBUF_NONCONTIGUOUS; - - if (mfd->fb_imgType == MDP_BGR_565) - dma_s_cfg_reg |= DMA_PACK_PATTERN_BGR; - else - dma_s_cfg_reg |= DMA_PACK_PATTERN_RGB; - - if (outBpp == 4) - dma_s_cfg_reg |= DMA_IBUF_C3ALPHA_EN; - - if (outBpp == 2) - dma_s_cfg_reg |= DMA_IBUF_FORMAT_RGB565; - - if (mfd->panel_info.pdest != DISPLAY_2) { - printk(KERN_ERR "error: non-secondary type through dma_s!\n"); - return; - } - - if (mfd->panel_info.type == MDDI_PANEL) { - dma_s_cfg_reg |= DMA_OUT_SEL_MDDI; - mddi_dest = TRUE; - } else { - dma_s_cfg_reg |= DMA_AHBM_LCD_SEL_SECONDARY; - outp32(MDP_EBI2_LCD1, mfd->data_port_phys); - } - - dma_s_cfg_reg |= DMA_DITHER_EN; - - src = (uint8 *) iBuf->buf; - /* starting input address */ - src += (iBuf->dma_x + iBuf->dma_y * iBuf->ibuf_width) * outBpp; - - /* MDP cmd block enable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE); - /* PIXELSIZE */ - MDP_OUTP(MDP_BASE + 0xa0004, (iBuf->dma_h << 16 | iBuf->dma_w)); - MDP_OUTP(MDP_BASE + 0xa0008, src); /* ibuf address */ - MDP_OUTP(MDP_BASE + 0xa000c, iBuf->ibuf_width * outBpp);/* ystride */ - - if (mfd->panel_info.bpp == 18) { - dma_s_cfg_reg |= DMA_DSTC0G_6BITS | /* 666 18BPP */ - DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS; - } else { - dma_s_cfg_reg |= DMA_DSTC0G_6BITS | /* 565 16BPP */ - DMA_DSTC1B_5BITS | DMA_DSTC2R_5BITS; - } - - if (mddi_dest) { - MDP_OUTP(MDP_BASE + 0xa0010, (iBuf->dma_y << 16) | iBuf->dma_x); - MDP_OUTP(MDP_BASE + 0x00090, 1); - MDP_OUTP(MDP_BASE + 0x00094, - (MDDI_VDO_PACKET_DESC << 16) | - mfd->panel_info.mddi.vdopkt); - } else { - /* setting LCDC write window */ - pdata->set_rect(iBuf->dma_x, iBuf->dma_y, iBuf->dma_w, - iBuf->dma_h); - } - - MDP_OUTP(MDP_BASE + 0xa0000, dma_s_cfg_reg); - - /* MDP cmd block disable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE); - mdp_pipe_kickoff(MDP_DMA_S_TERM, mfd); -} - -void mdp_dma_s_update(struct msm_fb_data_type *mfd) -{ - down(&mfd->dma->mutex); - if ((mfd) && (!mfd->dma->busy) && (mfd->panel_power_on)) { - down(&mfd->sem); - mdp_enable_irq(MDP_DMA_S_TERM); - mfd->dma->busy = TRUE; - INIT_COMPLETION(mfd->dma->comp); - mfd->ibuf_flushed = TRUE; - mdp_dma_s_update_lcd(mfd); - up(&mfd->sem); - - /* wait until DMA finishes the current job */ - wait_for_completion_killable(&mfd->dma->comp); - mdp_disable_irq(MDP_DMA_S_TERM); - - /* signal if pan function is waiting for the update completion */ - if (mfd->pan_waiting) { - mfd->pan_waiting = FALSE; - complete(&mfd->pan_comp); - } - } - up(&mfd->dma->mutex); -} |