diff options
Diffstat (limited to 'drivers/staging/msm/mdp4_overlay.c')
| -rw-r--r-- | drivers/staging/msm/mdp4_overlay.c | 1259 |
1 files changed, 0 insertions, 1259 deletions
diff --git a/drivers/staging/msm/mdp4_overlay.c b/drivers/staging/msm/mdp4_overlay.c deleted file mode 100644 index b9acf5299297..000000000000 --- a/drivers/staging/msm/mdp4_overlay.c +++ /dev/null @@ -1,1259 +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/spinlock.h> -#include <linux/hrtimer.h> -#include <linux/clk.h> -#include <mach/hardware.h> -#include <linux/io.h> -#include <linux/debugfs.h> -#include <linux/fb.h> -#include <msm_mdp.h> -#include <linux/file.h> -#include "android_pmem.h" -#include <linux/major.h> -#include <asm/system.h> -#include <asm/mach-types.h> -#include <linux/semaphore.h> -#include <linux/uaccess.h> -#include <linux/mutex.h> - -#include "mdp.h" -#include "msm_fb.h" -#include "mdp4.h" - - -struct mdp4_overlay_ctrl { - struct mdp4_overlay_pipe plist[MDP4_MAX_OVERLAY_PIPE]; - struct mdp4_overlay_pipe *stage[MDP4_MAX_MIXER][MDP4_MAX_STAGE]; -} mdp4_overlay_db; - -static struct mdp4_overlay_ctrl *ctrl = &mdp4_overlay_db; - - -void mdp4_overlay_dmap_cfg(struct msm_fb_data_type *mfd, int lcdc) -{ - uint32 dma2_cfg_reg; - - dma2_cfg_reg = DMA_DITHER_EN; - - if (mfd->fb_imgType == MDP_BGR_565) - dma2_cfg_reg |= DMA_PACK_PATTERN_BGR; - else - dma2_cfg_reg |= DMA_PACK_PATTERN_RGB; - - - if (mfd->panel_info.bpp == 18) { - dma2_cfg_reg |= DMA_DSTC0G_6BITS | /* 666 18BPP */ - DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS; - } else if (mfd->panel_info.bpp == 16) { - dma2_cfg_reg |= DMA_DSTC0G_6BITS | /* 565 16BPP */ - DMA_DSTC1B_5BITS | DMA_DSTC2R_5BITS; - } else { - dma2_cfg_reg |= DMA_DSTC0G_8BITS | /* 888 16BPP */ - DMA_DSTC1B_8BITS | DMA_DSTC2R_8BITS; - } - - if (lcdc) - dma2_cfg_reg |= DMA_PACK_ALIGN_MSB; - - /* dma2 config register */ - MDP_OUTP(MDP_BASE + 0x90000, dma2_cfg_reg); - -} - -void mdp4_overlay_dmap_xy(struct mdp4_overlay_pipe *pipe) -{ - - /* dma_p source */ - MDP_OUTP(MDP_BASE + 0x90004, - (pipe->src_height << 16 | pipe->src_width)); - MDP_OUTP(MDP_BASE + 0x90008, pipe->srcp0_addr); - MDP_OUTP(MDP_BASE + 0x9000c, pipe->srcp0_ystride); - - /* dma_p dest */ - MDP_OUTP(MDP_BASE + 0x90010, (pipe->dst_y << 16 | pipe->dst_x)); -} - -#define MDP4_VG_PHASE_STEP_DEFAULT 0x20000000 -#define MDP4_VG_PHASE_STEP_SHIFT 29 - -static int mdp4_leading_0(uint32 num) -{ - uint32 bit = 0x80000000; - int i; - - for (i = 0; i < 32; i++) { - if (bit & num) - return i; - bit >>= 1; - } - - return i; -} - -static uint32 mdp4_scale_phase_step(int f_num, uint32 src, uint32 dst) -{ - uint32 val; - int n; - - n = mdp4_leading_0(src); - if (n > f_num) - n = f_num; - val = src << n; /* maximum to reduce lose of resolution */ - val /= dst; - if (n < f_num) { - n = f_num - n; - val <<= n; - } - - return val; -} - -static void mdp4_scale_setup(struct mdp4_overlay_pipe *pipe) -{ - - pipe->phasex_step = MDP4_VG_PHASE_STEP_DEFAULT; - pipe->phasey_step = MDP4_VG_PHASE_STEP_DEFAULT; - - if (pipe->dst_h && pipe->src_h != pipe->dst_h) { - if (pipe->dst_h >= pipe->src_h * 8) /* too much */ - return; - pipe->op_mode |= MDP4_OP_SCALEY_EN; - - if (pipe->pipe_type == OVERLAY_TYPE_VG) { - if (pipe->dst_h <= (pipe->src_h / 4)) - pipe->op_mode |= MDP4_OP_SCALEY_MN_PHASE; - else - pipe->op_mode |= MDP4_OP_SCALEY_FIR; - } - - pipe->phasey_step = mdp4_scale_phase_step(29, - pipe->src_h, pipe->dst_h); - } - - if (pipe->dst_w && pipe->src_w != pipe->dst_w) { - if (pipe->dst_w >= pipe->src_w * 8) /* too much */ - return; - pipe->op_mode |= MDP4_OP_SCALEX_EN; - - if (pipe->pipe_type == OVERLAY_TYPE_VG) { - if (pipe->dst_w <= (pipe->src_w / 4)) - pipe->op_mode |= MDP4_OP_SCALEY_MN_PHASE; - else - pipe->op_mode |= MDP4_OP_SCALEY_FIR; - } - - pipe->phasex_step = mdp4_scale_phase_step(29, - pipe->src_w, pipe->dst_w); - } -} - -void mdp4_overlay_rgb_setup(struct mdp4_overlay_pipe *pipe) -{ - char *rgb_base; - uint32 src_size, src_xy, dst_size, dst_xy; - uint32 format, pattern; - - rgb_base = MDP_BASE + MDP4_RGB_BASE; - rgb_base += (MDP4_RGB_OFF * pipe->pipe_num); - - src_size = ((pipe->src_h << 16) | pipe->src_w); - src_xy = ((pipe->src_y << 16) | pipe->src_x); - dst_size = ((pipe->dst_h << 16) | pipe->dst_w); - dst_xy = ((pipe->dst_y << 16) | pipe->dst_x); - - format = mdp4_overlay_format(pipe); - pattern = mdp4_overlay_unpack_pattern(pipe); - - pipe->op_mode |= MDP4_OP_IGC_LUT_EN; - - mdp4_scale_setup(pipe); - - outpdw(rgb_base + 0x0000, src_size); /* MDP_RGB_SRC_SIZE */ - outpdw(rgb_base + 0x0004, src_xy); /* MDP_RGB_SRC_XY */ - outpdw(rgb_base + 0x0008, dst_size); /* MDP_RGB_DST_SIZE */ - outpdw(rgb_base + 0x000c, dst_xy); /* MDP_RGB_DST_XY */ - - outpdw(rgb_base + 0x0010, pipe->srcp0_addr); - outpdw(rgb_base + 0x0040, pipe->srcp0_ystride); - - outpdw(rgb_base + 0x0050, format);/* MDP_RGB_SRC_FORMAT */ - outpdw(rgb_base + 0x0054, pattern);/* MDP_RGB_SRC_UNPACK_PATTERN */ - outpdw(rgb_base + 0x0058, pipe->op_mode);/* MDP_RGB_OP_MODE */ - outpdw(rgb_base + 0x005c, pipe->phasex_step); - outpdw(rgb_base + 0x0060, pipe->phasey_step); - - /* 16 bytes-burst x 3 req <= 48 bytes */ - outpdw(rgb_base + 0x1004, 0xc2); /* MDP_RGB_FETCH_CFG */ -} - -void mdp4_overlay_vg_setup(struct mdp4_overlay_pipe *pipe) -{ - char *vg_base; - uint32 frame_size, src_size, src_xy, dst_size, dst_xy; - uint32 format, pattern; - - vg_base = MDP_BASE + MDP4_VIDEO_BASE; - vg_base += (MDP4_VIDEO_OFF * pipe->pipe_num); - - frame_size = ((pipe->src_height << 16) | pipe->src_width); - src_size = ((pipe->src_h << 16) | pipe->src_w); - src_xy = ((pipe->src_y << 16) | pipe->src_x); - dst_size = ((pipe->dst_h << 16) | pipe->dst_w); - dst_xy = ((pipe->dst_y << 16) | pipe->dst_x); - - format = mdp4_overlay_format(pipe); - pattern = mdp4_overlay_unpack_pattern(pipe); - - pipe->op_mode |= (MDP4_OP_CSC_EN | MDP4_OP_SRC_DATA_YCBCR | - MDP4_OP_IGC_LUT_EN); - - mdp4_scale_setup(pipe); - - outpdw(vg_base + 0x0000, src_size); /* MDP_RGB_SRC_SIZE */ - outpdw(vg_base + 0x0004, src_xy); /* MDP_RGB_SRC_XY */ - outpdw(vg_base + 0x0008, dst_size); /* MDP_RGB_DST_SIZE */ - outpdw(vg_base + 0x000c, dst_xy); /* MDP_RGB_DST_XY */ - outpdw(vg_base + 0x0048, frame_size); /* TILE frame size */ - - /* luma component plane */ - outpdw(vg_base + 0x0010, pipe->srcp0_addr); - - /* chroma component plane */ - outpdw(vg_base + 0x0014, pipe->srcp1_addr); - - outpdw(vg_base + 0x0040, - pipe->srcp1_ystride << 16 | pipe->srcp0_ystride); - - outpdw(vg_base + 0x0050, format); /* MDP_RGB_SRC_FORMAT */ - outpdw(vg_base + 0x0054, pattern); /* MDP_RGB_SRC_UNPACK_PATTERN */ - outpdw(vg_base + 0x0058, pipe->op_mode);/* MDP_RGB_OP_MODE */ - outpdw(vg_base + 0x005c, pipe->phasex_step); - outpdw(vg_base + 0x0060, pipe->phasey_step); - - if (pipe->op_mode & MDP4_OP_DITHER_EN) { - outpdw(vg_base + 0x0068, - pipe->r_bit << 4 | pipe->b_bit << 2 | pipe->g_bit); - } - - /* 16 bytes-burst x 3 req <= 48 bytes */ - outpdw(vg_base + 0x1004, 0xc2); /* MDP_VG_FETCH_CFG */ -} - -int mdp4_overlay_format2type(uint32 format) -{ - switch (format) { - case MDP_RGB_565: - case MDP_RGB_888: - case MDP_BGR_565: - case MDP_ARGB_8888: - case MDP_RGBA_8888: - case MDP_BGRA_8888: - return OVERLAY_TYPE_RGB; - case MDP_YCRYCB_H2V1: - case MDP_Y_CRCB_H2V1: - case MDP_Y_CBCR_H2V1: - case MDP_Y_CRCB_H2V2: - case MDP_Y_CBCR_H2V2: - case MDP_Y_CBCR_H2V2_TILE: - case MDP_Y_CRCB_H2V2_TILE: - return OVERLAY_TYPE_VG; - default: - return -ERANGE; - } - -} - -#define C3_ALPHA 3 /* alpha */ -#define C2_R_Cr 2 /* R/Cr */ -#define C1_B_Cb 1 /* B/Cb */ -#define C0_G_Y 0 /* G/luma */ - -int mdp4_overlay_format2pipe(struct mdp4_overlay_pipe *pipe) -{ - switch (pipe->src_format) { - case MDP_RGB_565: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_INTERLEAVED; - pipe->a_bit = 0; - pipe->r_bit = 1; /* R, 5 bits */ - pipe->b_bit = 1; /* B, 5 bits */ - pipe->g_bit = 2; /* G, 6 bits */ - pipe->alpha_enable = 0; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 2; - pipe->element2 = C2_R_Cr; /* R */ - pipe->element1 = C0_G_Y; /* G */ - pipe->element0 = C1_B_Cb; /* B */ - pipe->bpp = 2; /* 2 bpp */ - break; - case MDP_RGB_888: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_INTERLEAVED; - pipe->a_bit = 0; - pipe->r_bit = 3; /* R, 8 bits */ - pipe->b_bit = 3; /* B, 8 bits */ - pipe->g_bit = 3; /* G, 8 bits */ - pipe->alpha_enable = 0; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 2; - pipe->element2 = C2_R_Cr; /* R */ - pipe->element1 = C0_G_Y; /* G */ - pipe->element0 = C1_B_Cb; /* B */ - pipe->bpp = 3; /* 3 bpp */ - break; - case MDP_BGR_565: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_INTERLEAVED; - pipe->a_bit = 0; - pipe->r_bit = 1; /* R, 5 bits */ - pipe->b_bit = 1; /* B, 5 bits */ - pipe->g_bit = 2; /* G, 6 bits */ - pipe->alpha_enable = 0; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 2; - pipe->element2 = C1_B_Cb; /* B */ - pipe->element1 = C0_G_Y; /* G */ - pipe->element0 = C2_R_Cr; /* R */ - pipe->bpp = 2; /* 2 bpp */ - break; - case MDP_ARGB_8888: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_INTERLEAVED; - pipe->a_bit = 3; /* alpha, 4 bits */ - pipe->r_bit = 3; /* R, 8 bits */ - pipe->b_bit = 3; /* B, 8 bits */ - pipe->g_bit = 3; /* G, 8 bits */ - pipe->alpha_enable = 1; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 3; - pipe->element3 = C3_ALPHA; /* alpha */ - pipe->element2 = C2_R_Cr; /* R */ - pipe->element1 = C0_G_Y; /* G */ - pipe->element0 = C1_B_Cb; /* B */ - pipe->bpp = 4; /* 4 bpp */ - break; - case MDP_RGBA_8888: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_INTERLEAVED; - pipe->a_bit = 3; /* alpha, 4 bits */ - pipe->r_bit = 3; /* R, 8 bits */ - pipe->b_bit = 3; /* B, 8 bits */ - pipe->g_bit = 3; /* G, 8 bits */ - pipe->alpha_enable = 1; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 3; - pipe->element3 = C2_R_Cr; /* R */ - pipe->element2 = C0_G_Y; /* G */ - pipe->element1 = C1_B_Cb; /* B */ - pipe->element0 = C3_ALPHA; /* alpha */ - pipe->bpp = 4; /* 4 bpp */ - break; - case MDP_BGRA_8888: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_INTERLEAVED; - pipe->a_bit = 3; /* alpha, 4 bits */ - pipe->r_bit = 3; /* R, 8 bits */ - pipe->b_bit = 3; /* B, 8 bits */ - pipe->g_bit = 3; /* G, 8 bits */ - pipe->alpha_enable = 1; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 3; - pipe->element3 = C1_B_Cb; /* B */ - pipe->element2 = C0_G_Y; /* G */ - pipe->element1 = C2_R_Cr; /* R */ - pipe->element0 = C3_ALPHA; /* alpha */ - pipe->bpp = 4; /* 4 bpp */ - break; - case MDP_YCRYCB_H2V1: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_INTERLEAVED; - pipe->a_bit = 0; /* alpha, 4 bits */ - pipe->r_bit = 3; /* R, 8 bits */ - pipe->b_bit = 3; /* B, 8 bits */ - pipe->g_bit = 3; /* G, 8 bits */ - pipe->alpha_enable = 0; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 3; - pipe->element3 = C0_G_Y; /* G */ - pipe->element2 = C2_R_Cr; /* R */ - pipe->element1 = C0_G_Y; /* G */ - pipe->element0 = C1_B_Cb; /* B */ - pipe->bpp = 2; /* 2 bpp */ - pipe->chroma_sample = MDP4_CHROMA_H2V1; - break; - case MDP_Y_CRCB_H2V1: - case MDP_Y_CBCR_H2V1: - case MDP_Y_CRCB_H2V2: - case MDP_Y_CBCR_H2V2: - pipe->frame_format = MDP4_FRAME_FORMAT_LINEAR; - pipe->fetch_plane = OVERLAY_PLANE_PSEUDO_PLANAR; - pipe->a_bit = 0; - pipe->r_bit = 3; /* R, 8 bits */ - pipe->b_bit = 3; /* B, 8 bits */ - pipe->g_bit = 3; /* G, 8 bits */ - pipe->alpha_enable = 0; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 1; /* 2 */ - pipe->element3 = C0_G_Y; /* not used */ - pipe->element2 = C0_G_Y; /* not used */ - if (pipe->src_format == MDP_Y_CRCB_H2V1) { - pipe->element1 = C2_R_Cr; /* R */ - pipe->element0 = C1_B_Cb; /* B */ - pipe->chroma_sample = MDP4_CHROMA_H2V1; - } else if (pipe->src_format == MDP_Y_CBCR_H2V1) { - pipe->element1 = C1_B_Cb; /* B */ - pipe->element0 = C2_R_Cr; /* R */ - pipe->chroma_sample = MDP4_CHROMA_H2V1; - } else if (pipe->src_format == MDP_Y_CRCB_H2V2) { - pipe->element1 = C2_R_Cr; /* R */ - pipe->element0 = C1_B_Cb; /* B */ - pipe->chroma_sample = MDP4_CHROMA_420; - } else if (pipe->src_format == MDP_Y_CBCR_H2V2) { - pipe->element1 = C1_B_Cb; /* B */ - pipe->element0 = C2_R_Cr; /* R */ - pipe->chroma_sample = MDP4_CHROMA_420; - } - pipe->bpp = 2; /* 2 bpp */ - break; - case MDP_Y_CBCR_H2V2_TILE: - case MDP_Y_CRCB_H2V2_TILE: - pipe->frame_format = MDP4_FRAME_FORMAT_VIDEO_SUPERTILE; - pipe->fetch_plane = OVERLAY_PLANE_PSEUDO_PLANAR; - pipe->a_bit = 0; - pipe->r_bit = 3; /* R, 8 bits */ - pipe->b_bit = 3; /* B, 8 bits */ - pipe->g_bit = 3; /* G, 8 bits */ - pipe->alpha_enable = 0; - pipe->unpack_tight = 1; - pipe->unpack_align_msb = 0; - pipe->unpack_count = 1; /* 2 */ - pipe->element3 = C0_G_Y; /* not used */ - pipe->element2 = C0_G_Y; /* not used */ - if (pipe->src_format == MDP_Y_CRCB_H2V2_TILE) { - pipe->element1 = C2_R_Cr; /* R */ - pipe->element0 = C1_B_Cb; /* B */ - pipe->chroma_sample = MDP4_CHROMA_420; - } else if (pipe->src_format == MDP_Y_CBCR_H2V2_TILE) { - pipe->element1 = C1_B_Cb; /* B */ - pipe->element0 = C2_R_Cr; /* R */ - pipe->chroma_sample = MDP4_CHROMA_420; - } - pipe->bpp = 2; /* 2 bpp */ - break; - default: - /* not likely */ - return -ERANGE; - } - - return 0; -} - -/* - * color_key_convert: output with 12 bits color key - */ -static uint32 color_key_convert(int start, int num, uint32 color) -{ - - uint32 data; - - data = (color >> start) & ((1 << num) - 1); - - if (num == 5) - data = (data << 7) + (data << 2) + (data >> 3); - else if (num == 6) - data = (data << 6) + data; - else /* 8 bits */ - data = (data << 4) + (data >> 4); - - return data; - -} - -void transp_color_key(int format, uint32 transp, - uint32 *c0, uint32 *c1, uint32 *c2) -{ - int b_start, g_start, r_start; - int b_num, g_num, r_num; - - switch (format) { - case MDP_RGB_565: - b_start = 0; - g_start = 5; - r_start = 11; - r_num = 5; - g_num = 6; - b_num = 5; - break; - case MDP_RGB_888: - case MDP_XRGB_8888: - case MDP_ARGB_8888: - b_start = 0; - g_start = 8; - r_start = 16; - r_num = 8; - g_num = 8; - b_num = 8; - break; - case MDP_BGR_565: - b_start = 11; - g_start = 5; - r_start = 0; - r_num = 5; - g_num = 6; - b_num = 5; - break; - case MDP_Y_CBCR_H2V2: - case MDP_Y_CBCR_H2V1: - b_start = 8; - g_start = 16; - r_start = 0; - r_num = 8; - g_num = 8; - b_num = 8; - break; - case MDP_Y_CRCB_H2V2: - case MDP_Y_CRCB_H2V1: - b_start = 0; - g_start = 16; - r_start = 8; - r_num = 8; - g_num = 8; - b_num = 8; - break; - default: - b_start = 0; - g_start = 8; - r_start = 16; - r_num = 8; - g_num = 8; - b_num = 8; - break; - } - - *c0 = color_key_convert(g_start, g_num, transp); - *c1 = color_key_convert(b_start, b_num, transp); - *c2 = color_key_convert(r_start, r_num, transp); -} - -uint32 mdp4_overlay_format(struct mdp4_overlay_pipe *pipe) -{ - uint32 format; - - format = 0; - - if (pipe->solid_fill) - format |= MDP4_FORMAT_SOLID_FILL; - - if (pipe->unpack_align_msb) - format |= MDP4_FORMAT_UNPACK_ALIGN_MSB; - - if (pipe->unpack_tight) - format |= MDP4_FORMAT_UNPACK_TIGHT; - - if (pipe->alpha_enable) - format |= MDP4_FORMAT_ALPHA_ENABLE; - - format |= (pipe->unpack_count << 13); - format |= ((pipe->bpp - 1) << 9); - format |= (pipe->a_bit << 6); - format |= (pipe->r_bit << 4); - format |= (pipe->b_bit << 2); - format |= pipe->g_bit; - - format |= (pipe->frame_format << 29); - - if (pipe->fetch_plane == OVERLAY_PLANE_PSEUDO_PLANAR) { - /* video/graphic */ - format |= (pipe->fetch_plane << 19); - format |= (pipe->chroma_site << 28); - format |= (pipe->chroma_sample << 26); - } - - return format; -} - -uint32 mdp4_overlay_unpack_pattern(struct mdp4_overlay_pipe *pipe) -{ - return (pipe->element3 << 24) | (pipe->element2 << 16) | - (pipe->element1 << 8) | pipe->element0; -} - -void mdp4_overlayproc_cfg(struct mdp4_overlay_pipe *pipe) -{ - uint32 data; - char *overlay_base; - - if (pipe->mixer_num == MDP4_MIXER1) - overlay_base = MDP_BASE + MDP4_OVERLAYPROC1_BASE;/* 0x18000 */ - else - overlay_base = MDP_BASE + MDP4_OVERLAYPROC0_BASE;/* 0x10000 */ - - /* MDP_OVERLAYPROC_CFG */ - outpdw(overlay_base + 0x0004, 0x01); /* directout */ - data = pipe->src_height; - data <<= 16; - data |= pipe->src_width; - outpdw(overlay_base + 0x0008, data); /* ROI, height + width */ - outpdw(overlay_base + 0x000c, pipe->srcp0_addr); - outpdw(overlay_base + 0x0010, pipe->srcp0_ystride); - outpdw(overlay_base + 0x0014, 0x4); /* GC_LUT_EN, 888 */ -} - -int mdp4_overlay_active(int mixer) -{ - uint32 data, mask, i; - int p1, p2; - - data = inpdw(MDP_BASE + 0x10100); - p1 = 0; - p2 = 0; - for (i = 0; i < 8; i++) { - mask = data & 0x0f; - if (mask) { - if (mask <= 4) - p1++; - else - p2++; - } - data >>= 4; - } - - if (mixer) - return p2; - else - return p1; -} - -void mdp4_mixer_stage_up(struct mdp4_overlay_pipe *pipe) -{ - uint32 data, mask, snum, stage, mixer; - - stage = pipe->mixer_stage; - mixer = pipe->mixer_num; - - /* MDP_LAYERMIXER_IN_CFG, shard by both mixer 0 and 1 */ - data = inpdw(MDP_BASE + 0x10100); - - if (mixer == MDP4_MIXER1) - stage += 8; - - if (pipe->pipe_type == OVERLAY_TYPE_VG) {/* VG1 and VG2 */ - snum = 0; - snum += (4 * pipe->pipe_num); - } else { - snum = 8; - snum += (4 * pipe->pipe_num); /* RGB1 and RGB2 */ - } - - mask = 0x0f; - mask <<= snum; - stage <<= snum; - data &= ~mask; /* clear old bits */ - - data |= stage; - - outpdw(MDP_BASE + 0x10100, data); /* MDP_LAYERMIXER_IN_CFG */ - - data = inpdw(MDP_BASE + 0x10100); - - ctrl->stage[pipe->mixer_num][pipe->mixer_stage] = pipe; /* keep it */ -} - -void mdp4_mixer_stage_down(struct mdp4_overlay_pipe *pipe) -{ - uint32 data, mask, snum, stage, mixer; - - stage = pipe->mixer_stage; - mixer = pipe->mixer_num; - - if (pipe != ctrl->stage[mixer][stage]) /* not running */ - return; - - /* MDP_LAYERMIXER_IN_CFG, shard by both mixer 0 and 1 */ - data = inpdw(MDP_BASE + 0x10100); - - if (mixer == MDP4_MIXER1) - stage += 8; - - if (pipe->pipe_type == OVERLAY_TYPE_VG) {/* VG1 and VG2 */ - snum = 0; - snum += (4 * pipe->pipe_num); - } else { - snum = 8; - snum += (4 * pipe->pipe_num); /* RGB1 and RGB2 */ - } - - mask = 0x0f; - mask <<= snum; - data &= ~mask; /* clear old bits */ - - outpdw(MDP_BASE + 0x10100, data); /* MDP_LAYERMIXER_IN_CFG */ - - data = inpdw(MDP_BASE + 0x10100); - - ctrl->stage[pipe->mixer_num][pipe->mixer_stage] = NULL; /* clear it */ -} - -void mdp4_mixer_blend_setup(struct mdp4_overlay_pipe *pipe) -{ - unsigned char *overlay_base; - uint32 c0, c1, c2, blend_op; - int off; - - if (pipe->mixer_num) /* mixer number, /dev/fb0, /dev/fb1 */ - overlay_base = MDP_BASE + MDP4_OVERLAYPROC1_BASE;/* 0x18000 */ - else - overlay_base = MDP_BASE + MDP4_OVERLAYPROC0_BASE;/* 0x10000 */ - - /* stage 0 to stage 2 */ - off = 0x20 * (pipe->mixer_stage - MDP4_MIXER_STAGE0); - - blend_op = 0; - if (pipe->alpha_enable) /* ARGB */ - blend_op = MDP4_BLEND_FG_ALPHA_FG_PIXEL | - MDP4_BLEND_BG_ALPHA_FG_PIXEL; - else - blend_op = (MDP4_BLEND_BG_ALPHA_BG_CONST | - MDP4_BLEND_FG_ALPHA_FG_CONST); - - - if (pipe->alpha_enable == 0) { /* not ARGB */ - if (pipe->is_fg) { - outpdw(overlay_base + off + 0x108, pipe->alpha); - outpdw(overlay_base + off + 0x10c, 0xff - pipe->alpha); - } else { - outpdw(overlay_base + off + 0x108, 0xff - pipe->alpha); - outpdw(overlay_base + off + 0x10c, pipe->alpha); - } - } - - if (pipe->transp != MDP_TRANSP_NOP) { - transp_color_key(pipe->src_format, pipe->transp, &c0, &c1, &c2); - if (pipe->is_fg) { - blend_op |= MDP4_BLEND_FG_TRANSP_EN; /* Fg blocked */ - /* lower limit */ - if (c0 > 0x10) - c0 -= 0x10; - if (c1 > 0x10) - c1 -= 0x10; - if (c2 > 0x10) - c2 -= 0x10; - outpdw(overlay_base + off + 0x110, - (c1 << 16 | c0));/* low */ - outpdw(overlay_base + off + 0x114, c2);/* low */ - /* upper limit */ - if ((c0 + 0x20) < 0x0fff) - c0 += 0x20; - else - c0 = 0x0fff; - if ((c1 + 0x20) < 0x0fff) - c1 += 0x20; - else - c1 = 0x0fff; - if ((c2 + 0x20) < 0x0fff) - c2 += 0x20; - else - c2 = 0x0fff; - outpdw(overlay_base + off + 0x118, - (c1 << 16 | c0));/* high */ - outpdw(overlay_base + off + 0x11c, c2);/* high */ - } else { - blend_op |= MDP4_BLEND_BG_TRANSP_EN; /* bg blocked */ - /* lower limit */ - if (c0 > 0x10) - c0 -= 0x10; - if (c1 > 0x10) - c1 -= 0x10; - if (c2 > 0x10) - c2 -= 0x10; - outpdw(overlay_base + 0x180, - (c1 << 16 | c0));/* low */ - outpdw(overlay_base + 0x184, c2);/* low */ - /* upper limit */ - if ((c0 + 0x20) < 0x0fff) - c0 += 0x20; - else - c0 = 0x0fff; - if ((c1 + 0x20) < 0x0fff) - c1 += 0x20; - else - c1 = 0x0fff; - if ((c2 + 0x20) < 0x0fff) - c2 += 0x20; - else - c2 = 0x0fff; - outpdw(overlay_base + 0x188, - (c1 << 16 | c0));/* high */ - outpdw(overlay_base + 0x18c, c2);/* high */ - } - } - outpdw(overlay_base + off + 0x104, blend_op); -} - -void mdp4_overlay_reg_flush(struct mdp4_overlay_pipe *pipe, int all) -{ - uint32 bits = 0; - - if (pipe->mixer_num == MDP4_MIXER1) - bits |= 0x02; - else - bits |= 0x01; - - if (all) { - if (pipe->pipe_type == OVERLAY_TYPE_RGB) { - if (pipe->pipe_num == OVERLAY_PIPE_RGB2) - bits |= 0x20; - else - bits |= 0x10; - } else { - if (pipe->pipe_num == OVERLAY_PIPE_VG2) - bits |= 0x08; - else - bits |= 0x04; - } - } - - outpdw(MDP_BASE + 0x18000, bits); /* MDP_OVERLAY_REG_FLUSH */ - - while (inpdw(MDP_BASE + 0x18000) & bits) /* self clear when complete */ - ; -} - -struct mdp4_overlay_pipe *mdp4_overlay_ndx2pipe(int ndx) -{ - struct mdp4_overlay_pipe *pipe; - - if (ndx == 0 || ndx >= MDP4_MAX_OVERLAY_PIPE) - return NULL; - - pipe = &ctrl->plist[ndx - 1]; /* ndx start from 1 */ - - if (pipe->pipe_ndx == 0) - return NULL; - - return pipe; -} - -struct mdp4_overlay_pipe *mdp4_overlay_pipe_alloc(void) -{ - int i; - struct mdp4_overlay_pipe *pipe; - - pipe = &ctrl->plist[0]; - for (i = 0; i < MDP4_MAX_OVERLAY_PIPE; i++) { - if (pipe->pipe_ndx == 0) { - pipe->pipe_ndx = i + 1; /* start from 1 */ - init_completion(&pipe->comp); - printk(KERN_INFO "mdp4_overlay_pipe_alloc: pipe=%p ndx=%d\n", - pipe, pipe->pipe_ndx); - return pipe; - } - pipe++; - } - - return NULL; -} - - -void mdp4_overlay_pipe_free(struct mdp4_overlay_pipe *pipe) -{ - printk(KERN_INFO "mdp4_overlay_pipe_free: pipe=%p ndx=%d\n", - pipe, pipe->pipe_ndx); - memset(pipe, 0, sizeof(*pipe)); -} - -static int get_pipe_num(int ptype, int stage) -{ - if (ptype == OVERLAY_TYPE_RGB) { - if (stage == MDP4_MIXER_STAGE_BASE) - return OVERLAY_PIPE_RGB1; - else - return OVERLAY_PIPE_RGB2; - } else { - if (stage == MDP4_MIXER_STAGE0) - return OVERLAY_PIPE_VG1; - else - return OVERLAY_PIPE_VG2; - } -} - -int mdp4_overlay_req_check(uint32 id, uint32 z_order, uint32 mixer) -{ - struct mdp4_overlay_pipe *pipe; - - pipe = ctrl->stage[mixer][z_order]; - - if (pipe == NULL) - return 0; - - if (pipe->pipe_ndx == id) /* same req, recycle */ - return 0; - - return -EPERM; -} - -static int mdp4_overlay_req2pipe(struct mdp_overlay *req, int mixer, - struct mdp4_overlay_pipe **ppipe) -{ - struct mdp4_overlay_pipe *pipe; - int ret, ptype; - - if (mixer >= MDP4_MAX_MIXER) { - printk(KERN_ERR "mpd_overlay_req2pipe: mixer out of range!\n"); - return -ERANGE; - } - - if (req->z_order < 0 || req->z_order > 2) { - printk(KERN_ERR "mpd_overlay_req2pipe: z_order=%d out of range!\n", - req->z_order); - return -ERANGE; - } - - if (req->src_rect.h == 0 || req->src_rect.w == 0) { - printk(KERN_ERR "mpd_overlay_req2pipe: src img of zero size!\n"); - return -EINVAL; - } - - ret = mdp4_overlay_req_check(req->id, req->z_order, mixer); - if (ret < 0) - return ret; - - ptype = mdp4_overlay_format2type(req->src.format); - if (ptype < 0) - return ptype; - - if (req->id == MSMFB_NEW_REQUEST) /* new request */ - pipe = mdp4_overlay_pipe_alloc(); - else - pipe = mdp4_overlay_ndx2pipe(req->id); - - if (pipe == NULL) - return -ENOMEM; - - pipe->src_format = req->src.format; - ret = mdp4_overlay_format2pipe(pipe); - - if (ret < 0) - return ret; - - /* - * base layer == 1, reserved for frame buffer - * zorder 0 == stage 0 == 2 - * zorder 1 == stage 1 == 3 - * zorder 2 == stage 2 == 4 - */ - if (req->id == MSMFB_NEW_REQUEST) { /* new request */ - pipe->mixer_stage = req->z_order + MDP4_MIXER_STAGE0; - pipe->pipe_type = ptype; - pipe->pipe_num = get_pipe_num(ptype, pipe->mixer_stage); - printk(KERN_INFO "mpd4_overlay_req2pipe: zorder=%d pipe_num=%d\n", - req->z_order, pipe->pipe_num); - } - - pipe->src_width = req->src.width & 0x07ff; /* source img width */ - pipe->src_height = req->src.height & 0x07ff; /* source img height */ - pipe->src_h = req->src_rect.h & 0x07ff; - pipe->src_w = req->src_rect.w & 0x07ff; - pipe->src_y = req->src_rect.y & 0x07ff; - pipe->src_x = req->src_rect.x & 0x07ff; - pipe->dst_h = req->dst_rect.h & 0x07ff; - pipe->dst_w = req->dst_rect.w & 0x07ff; - pipe->dst_y = req->dst_rect.y & 0x07ff; - pipe->dst_x = req->dst_rect.x & 0x07ff; - - if (req->flags & MDP_FLIP_LR) - pipe->op_mode |= MDP4_OP_FLIP_LR; - - if (req->flags & MDP_FLIP_UD) - pipe->op_mode |= MDP4_OP_FLIP_UD; - - if (req->flags & MDP_DITHER) - pipe->op_mode |= MDP4_OP_DITHER_EN; - - if (req->flags & MDP_DEINTERLACE) - pipe->op_mode |= MDP4_OP_DEINT_ODD_REF; - - pipe->is_fg = req->is_fg;/* control alpha and color key */ - - pipe->alpha = req->alpha & 0x0ff; - - pipe->transp = req->transp_mask; - - *ppipe = pipe; - - return 0; -} - -int get_img(struct msmfb_data *img, struct fb_info *info, - unsigned long *start, unsigned long *len, struct file **pp_file) -{ - int put_needed, ret = 0; - struct file *file; -#ifdef CONFIG_ANDROID_PMEM - unsigned long vstart; -#endif - -#ifdef CONFIG_ANDROID_PMEM - if (!get_pmem_file(img->memory_id, start, &vstart, len, pp_file)) - return 0; -#endif - file = fget_light(img->memory_id, &put_needed); - if (file == NULL) - return -1; - - if (MAJOR(file->f_dentry->d_inode->i_rdev) == FB_MAJOR) { - *start = info->fix.smem_start; - *len = info->fix.smem_len; - *pp_file = file; - } else { - ret = -1; - fput_light(file, put_needed); - } - return ret; -} -int mdp4_overlay_get(struct fb_info *info, struct mdp_overlay *req) -{ - struct mdp4_overlay_pipe *pipe; - - pipe = mdp4_overlay_ndx2pipe(req->id); - if (pipe == NULL) - return -ENODEV; - - *req = pipe->req_data; - - return 0; -} - -int mdp4_overlay_set(struct fb_info *info, struct mdp_overlay *req) -{ - struct msm_fb_data_type *mfd = (struct msm_fb_data_type *)info->par; - int ret, mixer; - struct mdp4_overlay_pipe *pipe; - int lcdc; - - if (mfd == NULL) - return -ENODEV; - - if (req->src.format == MDP_FB_FORMAT) - req->src.format = mfd->fb_imgType; - - if (mutex_lock_interruptible(&mfd->dma->ov_mutex)) - return -EINTR; - - mixer = info->node; /* minor number of char device */ - - ret = mdp4_overlay_req2pipe(req, mixer, &pipe); - if (ret < 0) { - mutex_unlock(&mfd->dma->ov_mutex); - return ret; - } - - lcdc = inpdw(MDP_BASE + 0xc0000); - - if (lcdc == 0) { /* mddi */ - /* MDP cmd block enable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE); - } - - /* return id back to user */ - req->id = pipe->pipe_ndx; /* pipe_ndx start from 1 */ - pipe->req_data = *req; /* keep original req */ - - mutex_unlock(&mfd->dma->ov_mutex); - - return 0; -} - -int mdp4_overlay_unset(struct fb_info *info, int ndx) -{ - struct msm_fb_data_type *mfd = (struct msm_fb_data_type *)info->par; - struct mdp4_overlay_pipe *pipe; - int lcdc; - - if (mfd == NULL) - return -ENODEV; - - if (mutex_lock_interruptible(&mfd->dma->ov_mutex)) - return -EINTR; - - pipe = mdp4_overlay_ndx2pipe(ndx); - - if (pipe == NULL) { - mutex_unlock(&mfd->dma->ov_mutex); - return -ENODEV; - } - - lcdc = inpdw(MDP_BASE + 0xc0000); - - mdp4_mixer_stage_down(pipe); - - if (lcdc == 0) { /* mddi */ - /* MDP cmd block disable */ - mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE); - } - - if (lcdc) /* LCDC mode */ - mdp4_overlay_reg_flush(pipe, 0); - - mdp4_overlay_pipe_free(pipe); - - if (lcdc == 0) { /* mddi */ - mdp4_mddi_overlay_restore(); - } - - mutex_unlock(&mfd->dma->ov_mutex); - - return 0; -} - -struct tile_desc { - uint32 width; /* tile's width */ - uint32 height; /* tile's height */ - uint32 row_tile_w; /* tiles per row's width */ - uint32 row_tile_h; /* tiles per row's height */ -}; - -void tile_samsung(struct tile_desc *tp) -{ - /* - * each row of samsung tile consists of two tiles in height - * and two tiles in width which means width should align to - * 64 x 2 bytes and height should align to 32 x 2 bytes. - * video decoder generate two tiles in width and one tile - * in height which ends up height align to 32 X 1 bytes. - */ - tp->width = 64; /* 64 bytes */ - tp->row_tile_w = 2; /* 2 tiles per row's width */ - tp->height = 32; /* 32 bytes */ - tp->row_tile_h = 1; /* 1 tiles per row's height */ -} - -uint32 tile_mem_size(struct mdp4_overlay_pipe *pipe, struct tile_desc *tp) -{ - uint32 tile_w, tile_h; - uint32 row_num_w, row_num_h; - - - tile_w = tp->width * tp->row_tile_w; - tile_h = tp->height * tp->row_tile_h; - - row_num_w = (pipe->src_width + tile_w - 1) / tile_w; - row_num_h = (pipe->src_height + tile_h - 1) / tile_h; - - return row_num_w * row_num_h * tile_w * tile_h; -} - -int mdp4_overlay_play(struct fb_info *info, struct msmfb_overlay_data *req, - struct file **pp_src_file) -{ - struct msm_fb_data_type *mfd = (struct msm_fb_data_type *)info->par; - struct msmfb_data *img; - struct mdp4_overlay_pipe *pipe; - ulong start, addr; - ulong len = 0; - struct file *p_src_file = 0; - int lcdc; - - if (mfd == NULL) - return -ENODEV; - - pipe = mdp4_overlay_ndx2pipe(req->id); - if (pipe == NULL) - return -ENODEV; - - if (mutex_lock_interruptible(&mfd->dma->ov_mutex)) - return -EINTR; - - img = &req->data; - get_img(img, info, &start, &len, &p_src_file); - if (len == 0) { - mutex_unlock(&mfd->dma->ov_mutex); - printk(KERN_ERR "mdp_overlay_play: could not retrieve" - " image from memory\n"); - return -1; - } - *pp_src_file = p_src_file; - - addr = start + img->offset; - pipe->srcp0_addr = addr; - pipe->srcp0_ystride = pipe->src_width * pipe->bpp; - - if (pipe->fetch_plane == OVERLAY_PLANE_PSEUDO_PLANAR) { - if (pipe->frame_format == MDP4_FRAME_FORMAT_VIDEO_SUPERTILE) { - struct tile_desc tile; - - tile_samsung(&tile); - pipe->srcp1_addr = addr + tile_mem_size(pipe, &tile); - } else - pipe->srcp1_addr = addr + - pipe->src_width * pipe->src_height; - - pipe->srcp0_ystride = pipe->src_width; - pipe->srcp1_ystride = pipe->src_width; - } - - lcdc = inpdw(MDP_BASE + 0xc0000); - lcdc &= 0x01; /* LCDC mode */ - - if (pipe->pipe_type == OVERLAY_TYPE_VG) - mdp4_overlay_vg_setup(pipe); /* video/graphic pipe */ - else - mdp4_overlay_rgb_setup(pipe); /* rgb pipe */ - - mdp4_mixer_blend_setup(pipe); - mdp4_mixer_stage_up(pipe); - - if (lcdc) { /* LCDC mode */ - mdp4_overlay_reg_flush(pipe, 1); - } - - if (lcdc) { /* LCDC mode */ - if (pipe->mixer_stage != MDP4_MIXER_STAGE_BASE) { /* done */ - mutex_unlock(&mfd->dma->ov_mutex); - return 0; - } - } - - if (lcdc == 0) { /* MDDI mode */ -#ifdef MDP4_NONBLOCKING - if (mfd->panel_power_on) -#else - if (!mfd->dma->busy && mfd->panel_power_on) -#endif - mdp4_mddi_overlay_kickoff(mfd, pipe); - } - - mutex_unlock(&mfd->dma->ov_mutex); - - return 0; -} |