Google Git
Sign in
gfiber / kernel / skids / b796900e7484f66f7a06d6ddf2e73236561a478a / . / drivers / staging / msm / mdp_ppp.c
blob: c35a6aebca1404b85cea194a9093fa3f3530b0ff [file] [log] [blame]
/* drivers/video/msm/src/drv/mdp/mdp_ppp.c
*
* Copyright (C) 2007 Google Incorporated
* Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*/
#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/fb.h>
#include <msm_mdp.h>
#include <linux/file.h>
#include <linux/major.h>
#include "linux/proc_fs.h"
#include <mach/hardware.h>
#include <linux/io.h>
#include <asm/system.h>
#include <asm/mach-types.h>
#include <linux/semaphore.h>
#include "mdp.h"
#include "msm_fb.h"
#define MDP_IS_IMGTYPE_BAD(x) (((x) >= MDP_IMGTYPE_LIMIT) && \
(((x) < MDP_IMGTYPE2_START) || \
((x) >= MDP_IMGTYPE_LIMIT2)))
static uint32_t bytes_per_pixel[] = {
[MDP_RGB_565] = 2,
[MDP_RGB_888] = 3,
[MDP_XRGB_8888] = 4,
[MDP_ARGB_8888] = 4,
[MDP_RGBA_8888] = 4,
[MDP_BGRA_8888] = 4,
[MDP_Y_CBCR_H2V1] = 1,
[MDP_Y_CBCR_H2V2] = 1,
[MDP_Y_CRCB_H2V1] = 1,
[MDP_Y_CRCB_H2V2] = 1,
[MDP_YCRYCB_H2V1] = 2,
[MDP_BGR_565] = 2
};
extern uint32 mdp_plv[];
extern struct semaphore mdp_ppp_mutex;
uint32_t mdp_get_bytes_per_pixel(uint32_t format)
{
uint32_t bpp = 0;
if (format < ARRAY_SIZE(bytes_per_pixel))
bpp = bytes_per_pixel[format];
BUG_ON(!bpp);
return bpp;
}
static uint32 mdp_conv_matx_rgb2yuv(uint32 input_pixel,
uint16 *matrix_and_bias_vector,
uint32 *clamp_vector,
uint32 *look_up_table)
{
uint8 input_C2, input_C0, input_C1;
uint32 output;
int32 comp_C2, comp_C1, comp_C0, temp;
int32 temp1, temp2, temp3;
int32 matrix[9];
int32 bias_vector[3];
int32 Y_low_limit, Y_high_limit, C_low_limit, C_high_limit;
int32 i;
uint32 _is_lookup_table_enabled;
input_C2 = (input_pixel >> 16) & 0xFF;
input_C1 = (input_pixel >> 8) & 0xFF;
input_C0 = (input_pixel >> 0) & 0xFF;
comp_C0 = input_C0;
comp_C1 = input_C1;
comp_C2 = input_C2;
for (i = 0; i < 9; i++)
matrix[i] =
((int32) (((int32) matrix_and_bias_vector[i]) << 20)) >> 20;
bias_vector[0] = (int32) (matrix_and_bias_vector[9] & 0xFF);
bias_vector[1] = (int32) (matrix_and_bias_vector[10] & 0xFF);
bias_vector[2] = (int32) (matrix_and_bias_vector[11] & 0xFF);
Y_low_limit = (int32) clamp_vector[0];
Y_high_limit = (int32) clamp_vector[1];
C_low_limit = (int32) clamp_vector[2];
C_high_limit = (int32) clamp_vector[3];
if (look_up_table == 0) /* check for NULL point */
_is_lookup_table_enabled = 0;
else
_is_lookup_table_enabled = 1;
if (_is_lookup_table_enabled == 1) {
comp_C2 = (look_up_table[comp_C2] >> 16) & 0xFF;
comp_C1 = (look_up_table[comp_C1] >> 8) & 0xFF;
comp_C0 = (look_up_table[comp_C0] >> 0) & 0xFF;
}
/*
* Color Conversion
* reorder input colors
*/
temp = comp_C2;
comp_C2 = comp_C1;
comp_C1 = comp_C0;
comp_C0 = temp;
/* matrix multiplication */
temp1 = comp_C0 * matrix[0] + comp_C1 * matrix[1] + comp_C2 * matrix[2];
temp2 = comp_C0 * matrix[3] + comp_C1 * matrix[4] + comp_C2 * matrix[5];
temp3 = comp_C0 * matrix[6] + comp_C1 * matrix[7] + comp_C2 * matrix[8];
comp_C0 = temp1 + 0x100;
comp_C1 = temp2 + 0x100;
comp_C2 = temp3 + 0x100;
/* take interger part */
comp_C0 >>= 9;
comp_C1 >>= 9;
comp_C2 >>= 9;
/* post bias (+) */
comp_C0 += bias_vector[0];
comp_C1 += bias_vector[1];
comp_C2 += bias_vector[2];
/* limit pixel to 8-bit */
if (comp_C0 < 0)
comp_C0 = 0;
if (comp_C0 > 255)
comp_C0 = 255;
if (comp_C1 < 0)
comp_C1 = 0;
if (comp_C1 > 255)
comp_C1 = 255;
if (comp_C2 < 0)
comp_C2 = 0;
if (comp_C2 > 255)
comp_C2 = 255;
/* clamp */
if (comp_C0 < Y_low_limit)
comp_C0 = Y_low_limit;
if (comp_C0 > Y_high_limit)
comp_C0 = Y_high_limit;
if (comp_C1 < C_low_limit)
comp_C1 = C_low_limit;
if (comp_C1 > C_high_limit)
comp_C1 = C_high_limit;
if (comp_C2 < C_low_limit)
comp_C2 = C_low_limit;
if (comp_C2 > C_high_limit)
comp_C2 = C_high_limit;
output = (comp_C2 << 16) | (comp_C1 << 8) | comp_C0;
return output;
}
uint32 mdp_conv_matx_yuv2rgb(uint32 input_pixel,
uint16 *matrix_and_bias_vector,
uint32 *clamp_vector, uint32 *look_up_table)
{
uint8 input_C2, input_C0, input_C1;
uint32 output;
int32 comp_C2, comp_C1, comp_C0, temp;
int32 temp1, temp2, temp3;
int32 matrix[9];
int32 bias_vector[3];
int32 Y_low_limit, Y_high_limit, C_low_limit, C_high_limit;
int32 i;
uint32 _is_lookup_table_enabled;
input_C2 = (input_pixel >> 16) & 0xFF;
input_C1 = (input_pixel >> 8) & 0xFF;
input_C0 = (input_pixel >> 0) & 0xFF;
comp_C0 = input_C0;
comp_C1 = input_C1;
comp_C2 = input_C2;
for (i = 0; i < 9; i++)
matrix[i] =
((int32) (((int32) matrix_and_bias_vector[i]) << 20)) >> 20;
bias_vector[0] = (int32) (matrix_and_bias_vector[9] & 0xFF);
bias_vector[1] = (int32) (matrix_and_bias_vector[10] & 0xFF);
bias_vector[2] = (int32) (matrix_and_bias_vector[11] & 0xFF);
Y_low_limit = (int32) clamp_vector[0];
Y_high_limit = (int32) clamp_vector[1];
C_low_limit = (int32) clamp_vector[2];
C_high_limit = (int32) clamp_vector[3];
if (look_up_table == 0) /* check for NULL point */
_is_lookup_table_enabled = 0;
else
_is_lookup_table_enabled = 1;
/* clamp */
if (comp_C0 < Y_low_limit)
comp_C0 = Y_low_limit;
if (comp_C0 > Y_high_limit)
comp_C0 = Y_high_limit;
if (comp_C1 < C_low_limit)
comp_C1 = C_low_limit;
if (comp_C1 > C_high_limit)
comp_C1 = C_high_limit;
if (comp_C2 < C_low_limit)
comp_C2 = C_low_limit;
if (comp_C2 > C_high_limit)
comp_C2 = C_high_limit;
/*
* Color Conversion
* pre bias (-)
*/
comp_C0 -= bias_vector[0];
comp_C1 -= bias_vector[1];
comp_C2 -= bias_vector[2];
/* matrix multiplication */
temp1 = comp_C0 * matrix[0] + comp_C1 * matrix[1] + comp_C2 * matrix[2];
temp2 = comp_C0 * matrix[3] + comp_C1 * matrix[4] + comp_C2 * matrix[5];
temp3 = comp_C0 * matrix[6] + comp_C1 * matrix[7] + comp_C2 * matrix[8];
comp_C0 = temp1 + 0x100;
comp_C1 = temp2 + 0x100;
comp_C2 = temp3 + 0x100;
/* take interger part */
comp_C0 >>= 9;
comp_C1 >>= 9;
comp_C2 >>= 9;
/* reorder output colors */
temp = comp_C0;
comp_C0 = comp_C1;
comp_C1 = comp_C2;
comp_C2 = temp;
/* limit pixel to 8-bit */
if (comp_C0 < 0)
comp_C0 = 0;
if (comp_C0 > 255)
comp_C0 = 255;
if (comp_C1 < 0)
comp_C1 = 0;
if (comp_C1 > 255)
comp_C1 = 255;
if (comp_C2 < 0)
comp_C2 = 0;
if (comp_C2 > 255)
comp_C2 = 255;
/* Look-up table */
if (_is_lookup_table_enabled == 1) {
comp_C2 = (look_up_table[comp_C2] >> 16) & 0xFF;
comp_C1 = (look_up_table[comp_C1] >> 8) & 0xFF;
comp_C0 = (look_up_table[comp_C0] >> 0) & 0xFF;
}
output = (comp_C2 << 16) | (comp_C1 << 8) | comp_C0;
return output;
}
static uint32 mdp_calc_tpval(MDPIMG *mdpImg)
{
uint32 tpVal;
uint8 plane_tp;
tpVal = 0;
if ((mdpImg->imgType == MDP_RGB_565)
|| (mdpImg->imgType == MDP_BGR_565)) {
/*
* transparent color conversion into 24 bpp
*
* C2R_8BIT
* left shift the entire bit and or it with the upper most bits
*/
plane_tp = (uint8) ((mdpImg->tpVal & 0xF800) >> 11);
tpVal |= ((plane_tp << 3) | ((plane_tp & 0x1C) >> 2)) << 16;
/* C1B_8BIT */
plane_tp = (uint8) (mdpImg->tpVal & 0x1F);
tpVal |= ((plane_tp << 3) | ((plane_tp & 0x1C) >> 2)) << 8;
/* C0G_8BIT */
plane_tp = (uint8) ((mdpImg->tpVal & 0x7E0) >> 5);
tpVal |= ((plane_tp << 2) | ((plane_tp & 0x30) >> 4));
} else {
/* 24bit RGB to RBG conversion */
tpVal = (mdpImg->tpVal & 0xFF00) >> 8;
tpVal |= (mdpImg->tpVal & 0xFF) << 8;
tpVal |= (mdpImg->tpVal & 0xFF0000);
}
return tpVal;
}
static uint8 *mdp_get_chroma_addr(MDPIBUF *iBuf)
{
uint8 *dest1;
dest1 = NULL;
switch (iBuf->ibuf_type) {
case MDP_Y_CBCR_H2V2:
case MDP_Y_CRCB_H2V2:
case MDP_Y_CBCR_H2V1:
case MDP_Y_CRCB_H2V1:
dest1 = (uint8 *) iBuf->buf;
dest1 += iBuf->ibuf_width * iBuf->ibuf_height * iBuf->bpp;
break;
default:
break;
}
return dest1;
}
static void mdp_ppp_setbg(MDPIBUF *iBuf)
{
uint8 *bg0_addr;
uint8 *bg1_addr;
uint32 bg0_ystride, bg1_ystride;
uint32 ppp_src_cfg_reg, unpack_pattern;
int v_slice, h_slice;
v_slice = h_slice = 1;
bg0_addr = (uint8 *) iBuf->buf;
bg1_addr = mdp_get_chroma_addr(iBuf);
bg0_ystride = iBuf->ibuf_width * iBuf->bpp;
bg1_ystride = iBuf->ibuf_width * iBuf->bpp;
switch (iBuf->ibuf_type) {
case MDP_BGR_565:
case MDP_RGB_565:
/* 888 = 3bytes
* RGB = 3Components
* RGB interleaved
*/
ppp_src_cfg_reg = PPP_SRC_C2R_5BITS | PPP_SRC_C0G_6BITS |
PPP_SRC_C1B_5BITS | PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_3COMPONENTS | PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB |
PPP_SRC_FETCH_PLANES_INTERLVD;
if (iBuf->ibuf_type == MDP_RGB_565)
unpack_pattern =
MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8);
else
unpack_pattern =
MDP_GET_PACK_PATTERN(0, CLR_B, CLR_G, CLR_R, 8);
break;
case MDP_RGB_888:
/*
* 888 = 3bytes
* RGB = 3Components
* RGB interleaved
*/
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS | PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS | PPP_SRC_BPP_INTERLVD_3BYTES |
PPP_SRC_INTERLVD_3COMPONENTS | PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB | PPP_SRC_FETCH_PLANES_INTERLVD;
unpack_pattern =
MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8);
break;
case MDP_BGRA_8888:
case MDP_RGBA_8888:
case MDP_ARGB_8888:
case MDP_XRGB_8888:
/*
* 8888 = 4bytes
* ARGB = 4Components
* ARGB interleaved
*/
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS | PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS | PPP_SRC_C3A_8BITS | PPP_SRC_C3_ALPHA_EN |
PPP_SRC_BPP_INTERLVD_4BYTES | PPP_SRC_INTERLVD_4COMPONENTS |
PPP_SRC_UNPACK_TIGHT | PPP_SRC_UNPACK_ALIGN_LSB |
PPP_SRC_FETCH_PLANES_INTERLVD;
if (iBuf->ibuf_type == MDP_BGRA_8888)
unpack_pattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B,
8);
else if (iBuf->ibuf_type == MDP_RGBA_8888)
unpack_pattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_B, CLR_G, CLR_R,
8);
else
unpack_pattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B,
8);
break;
case MDP_Y_CBCR_H2V2:
case MDP_Y_CRCB_H2V2:
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS |
PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS |
PPP_SRC_C3A_8BITS |
PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_2COMPONENTS |
PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB | PPP_SRC_FETCH_PLANES_PSEUDOPLNR;
if (iBuf->ibuf_type == MDP_Y_CBCR_H2V1)
unpack_pattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8);
else
unpack_pattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8);
v_slice = h_slice = 2;
break;
case MDP_YCRYCB_H2V1:
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS |
PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS |
PPP_SRC_C3A_8BITS |
PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_4COMPONENTS |
PPP_SRC_UNPACK_TIGHT | PPP_SRC_UNPACK_ALIGN_LSB;
unpack_pattern =
MDP_GET_PACK_PATTERN(CLR_Y, CLR_CR, CLR_Y, CLR_CB, 8);
h_slice = 2;
break;
case MDP_Y_CBCR_H2V1:
case MDP_Y_CRCB_H2V1:
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS |
PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS |
PPP_SRC_C3A_8BITS |
PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_2COMPONENTS |
PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB | PPP_SRC_FETCH_PLANES_PSEUDOPLNR;
if (iBuf->ibuf_type == MDP_Y_CBCR_H2V1)
unpack_pattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8);
else
unpack_pattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8);
h_slice = 2;
break;
default:
return;
}
/* starting input address adjustment */
mdp_adjust_start_addr(&bg0_addr, &bg1_addr, v_slice, h_slice,
iBuf->roi.lcd_x, iBuf->roi.lcd_y,
iBuf->ibuf_width, iBuf->ibuf_height, iBuf->bpp,
iBuf, 1);
/*
* 0x01c0: background plane 0 addr
* 0x01c4: background plane 1 addr
* 0x01c8: background plane 2 addr
* 0x01cc: bg y stride for plane 0 and 1
* 0x01d0: bg y stride for plane 2
* 0x01d4: bg src PPP config
* 0x01d8: unpack pattern
*/
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01c0, bg0_addr);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01c4, bg1_addr);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01cc,
(bg1_ystride << 16) | bg0_ystride);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01d4, ppp_src_cfg_reg);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01d8, unpack_pattern);
}
#define IS_PSEUDOPLNR(img) ((img == MDP_Y_CRCB_H2V2) | \
(img == MDP_Y_CBCR_H2V2) | \
(img == MDP_Y_CRCB_H2V1) | \
(img == MDP_Y_CBCR_H2V1))
#define IMG_LEN(rect_h, w, rect_w, bpp) (((rect_h) * w) * bpp)
#define Y_TO_CRCB_RATIO(format) \
((format == MDP_Y_CBCR_H2V2 || format == MDP_Y_CRCB_H2V2) ? 2 :\
(format == MDP_Y_CBCR_H2V1 || format == MDP_Y_CRCB_H2V1) ? 1 : 1)
static void get_len(struct mdp_img *img, struct mdp_rect *rect, uint32_t bpp,
uint32_t *len0, uint32_t *len1)
{
*len0 = IMG_LEN(rect->h, img->width, rect->w, bpp);
if (IS_PSEUDOPLNR(img->format))
*len1 = *len0/Y_TO_CRCB_RATIO(img->format);
else
*len1 = 0;
}
static void flush_imgs(struct mdp_blit_req *req, int src_bpp, int dst_bpp,
struct file *p_src_file, struct file *p_dst_file)
{
#ifdef CONFIG_ANDROID_PMEM
uint32_t src0_len, src1_len, dst0_len, dst1_len;
/* flush src images to memory before dma to mdp */
get_len(&req->src, &req->src_rect, src_bpp,
&src0_len, &src1_len);
flush_pmem_file(p_src_file,
req->src.offset, src0_len);
if (IS_PSEUDOPLNR(req->src.format))
flush_pmem_file(p_src_file,
req->src.offset + src0_len, src1_len);
get_len(&req->dst, &req->dst_rect, dst_bpp, &dst0_len, &dst1_len);
flush_pmem_file(p_dst_file, req->dst.offset, dst0_len);
if (IS_PSEUDOPLNR(req->dst.format))
flush_pmem_file(p_dst_file,
req->dst.offset + dst0_len, dst1_len);
#endif
}
static void mdp_start_ppp(struct msm_fb_data_type *mfd, MDPIBUF *iBuf,
struct mdp_blit_req *req, struct file *p_src_file, struct file *p_dst_file)
{
uint8 *src0, *src1;
uint8 *dest0, *dest1;
uint16 inpBpp;
uint32 dest0_ystride;
uint32 src_width;
uint32 src_height;
uint32 src0_ystride;
uint32 dst_roi_width;
uint32 dst_roi_height;
uint32 ppp_src_cfg_reg, ppp_operation_reg, ppp_dst_cfg_reg;
uint32 alpha, tpVal;
uint32 packPattern;
uint32 dst_packPattern;
boolean inputRGB, outputRGB, pseudoplanr_output;
int sv_slice, sh_slice;
int dv_slice, dh_slice;
boolean perPixelAlpha = FALSE;
boolean ppp_lookUp_enable = FALSE;
sv_slice = sh_slice = dv_slice = dh_slice = 1;
alpha = tpVal = 0;
src_width = iBuf->mdpImg.width;
src_height = iBuf->roi.y + iBuf->roi.height;
src1 = NULL;
dest1 = NULL;
inputRGB = outputRGB = TRUE;
pseudoplanr_output = FALSE;
ppp_operation_reg = 0;
ppp_dst_cfg_reg = 0;
ppp_src_cfg_reg = 0;
/* Wait for the pipe to clear */
do { } while (mdp_ppp_pipe_wait() <= 0);
/*
* destination config
*/
switch (iBuf->ibuf_type) {
case MDP_RGB_888:
dst_packPattern =
MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8);
ppp_dst_cfg_reg =
PPP_DST_C0G_8BIT | PPP_DST_C1B_8BIT | PPP_DST_C2R_8BIT |
PPP_DST_PACKET_CNT_INTERLVD_3ELEM | PPP_DST_PACK_TIGHT |
PPP_DST_PACK_ALIGN_LSB | PPP_DST_OUT_SEL_AXI |
PPP_DST_BPP_3BYTES | PPP_DST_PLANE_INTERLVD;
break;
case MDP_XRGB_8888:
case MDP_ARGB_8888:
case MDP_RGBA_8888:
if (iBuf->ibuf_type == MDP_BGRA_8888)
dst_packPattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B,
8);
else if (iBuf->ibuf_type == MDP_RGBA_8888)
dst_packPattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_B, CLR_G, CLR_R,
8);
else
dst_packPattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B,
8);
ppp_dst_cfg_reg = PPP_DST_C0G_8BIT |
PPP_DST_C1B_8BIT |
PPP_DST_C2R_8BIT |
PPP_DST_C3A_8BIT |
PPP_DST_C3ALPHA_EN |
PPP_DST_PACKET_CNT_INTERLVD_4ELEM |
PPP_DST_PACK_TIGHT |
PPP_DST_PACK_ALIGN_LSB |
PPP_DST_OUT_SEL_AXI |
PPP_DST_BPP_4BYTES | PPP_DST_PLANE_INTERLVD;
break;
case MDP_Y_CBCR_H2V2:
case MDP_Y_CRCB_H2V2:
if (iBuf->ibuf_type == MDP_Y_CBCR_H2V2)
dst_packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8);
else
dst_packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8);
ppp_dst_cfg_reg = PPP_DST_C2R_8BIT |
PPP_DST_C0G_8BIT |
PPP_DST_C1B_8BIT |
PPP_DST_C3A_8BIT |
PPP_DST_PACKET_CNT_INTERLVD_2ELEM |
PPP_DST_PACK_TIGHT |
PPP_DST_PACK_ALIGN_LSB |
PPP_DST_OUT_SEL_AXI | PPP_DST_BPP_2BYTES;
ppp_operation_reg |= PPP_OP_DST_CHROMA_420;
outputRGB = FALSE;
pseudoplanr_output = TRUE;
/*
* vertically (y direction) and horizontally (x direction)
* sample reduction by 2
*/
/*
* H2V2(YUV420) Cosite
*
* Y Y Y Y
* CbCr CbCr
* Y Y Y Y
* Y Y Y Y
* CbCr CbCr
* Y Y Y Y
*/
dv_slice = dh_slice = 2;
/* (x,y) and (width,height) must be even numbern */
iBuf->roi.lcd_x = (iBuf->roi.lcd_x / 2) * 2;
iBuf->roi.dst_width = (iBuf->roi.dst_width / 2) * 2;
iBuf->roi.x = (iBuf->roi.x / 2) * 2;
iBuf->roi.width = (iBuf->roi.width / 2) * 2;
iBuf->roi.lcd_y = (iBuf->roi.lcd_y / 2) * 2;
iBuf->roi.dst_height = (iBuf->roi.dst_height / 2) * 2;
iBuf->roi.y = (iBuf->roi.y / 2) * 2;
iBuf->roi.height = (iBuf->roi.height / 2) * 2;
break;
case MDP_YCRYCB_H2V1:
dst_packPattern =
MDP_GET_PACK_PATTERN(CLR_Y, CLR_CR, CLR_Y, CLR_CB, 8);
ppp_dst_cfg_reg =
PPP_DST_C2R_8BIT | PPP_DST_C0G_8BIT | PPP_DST_C1B_8BIT |
PPP_DST_C3A_8BIT | PPP_DST_PACKET_CNT_INTERLVD_4ELEM |
PPP_DST_PACK_TIGHT | PPP_DST_PACK_ALIGN_LSB |
PPP_DST_OUT_SEL_AXI | PPP_DST_BPP_2BYTES |
PPP_DST_PLANE_INTERLVD;
ppp_operation_reg |= PPP_OP_DST_CHROMA_H2V1;
outputRGB = FALSE;
/*
* horizontally (x direction) sample reduction by 2
*
* H2V1(YUV422) Cosite
*
* YCbCr Y YCbCr Y
* YCbCr Y YCbCr Y
* YCbCr Y YCbCr Y
* YCbCr Y YCbCr Y
*/
dh_slice = 2;
/*
* if it's TV-Out/MDP_YCRYCB_H2V1, let's go through the
* preloaded gamma setting of 2.2 when the content is
* non-linear ppp_lookUp_enable = TRUE;
*/
/* x and width must be even number */
iBuf->roi.lcd_x = (iBuf->roi.lcd_x / 2) * 2;
iBuf->roi.dst_width = (iBuf->roi.dst_width / 2) * 2;
iBuf->roi.x = (iBuf->roi.x / 2) * 2;
iBuf->roi.width = (iBuf->roi.width / 2) * 2;
break;
case MDP_Y_CBCR_H2V1:
case MDP_Y_CRCB_H2V1:
if (iBuf->ibuf_type == MDP_Y_CBCR_H2V1)
dst_packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8);
else
dst_packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8);
ppp_dst_cfg_reg = PPP_DST_C2R_8BIT |
PPP_DST_C0G_8BIT |
PPP_DST_C1B_8BIT |
PPP_DST_C3A_8BIT |
PPP_DST_PACKET_CNT_INTERLVD_2ELEM |
PPP_DST_PACK_TIGHT |
PPP_DST_PACK_ALIGN_LSB |
PPP_DST_OUT_SEL_AXI | PPP_DST_BPP_2BYTES;
ppp_operation_reg |= PPP_OP_DST_CHROMA_H2V1;
outputRGB = FALSE;
pseudoplanr_output = TRUE;
/* horizontally (x direction) sample reduction by 2 */
dh_slice = 2;
/* x and width must be even number */
iBuf->roi.lcd_x = (iBuf->roi.lcd_x / 2) * 2;
iBuf->roi.dst_width = (iBuf->roi.dst_width / 2) * 2;
iBuf->roi.x = (iBuf->roi.x / 2) * 2;
iBuf->roi.width = (iBuf->roi.width / 2) * 2;
break;
case MDP_BGR_565:
case MDP_RGB_565:
default:
if (iBuf->ibuf_type == MDP_RGB_565)
dst_packPattern =
MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8);
else
dst_packPattern =
MDP_GET_PACK_PATTERN(0, CLR_B, CLR_G, CLR_R, 8);
ppp_dst_cfg_reg = PPP_DST_C0G_6BIT |
PPP_DST_C1B_5BIT |
PPP_DST_C2R_5BIT |
PPP_DST_PACKET_CNT_INTERLVD_3ELEM |
PPP_DST_PACK_TIGHT |
PPP_DST_PACK_ALIGN_LSB |
PPP_DST_OUT_SEL_AXI |
PPP_DST_BPP_2BYTES | PPP_DST_PLANE_INTERLVD;
break;
}
/* source config */
switch (iBuf->mdpImg.imgType) {
case MDP_RGB_888:
inpBpp = 3;
/*
* 565 = 2bytes
* RGB = 3Components
* RGB interleaved
*/
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS | PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS | PPP_SRC_BPP_INTERLVD_3BYTES |
PPP_SRC_INTERLVD_3COMPONENTS | PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB |
PPP_SRC_FETCH_PLANES_INTERLVD;
packPattern = MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8);
ppp_operation_reg |= PPP_OP_COLOR_SPACE_RGB |
PPP_OP_SRC_CHROMA_RGB | PPP_OP_DST_CHROMA_RGB;
break;
case MDP_BGRA_8888:
case MDP_RGBA_8888:
case MDP_ARGB_8888:
perPixelAlpha = TRUE;
case MDP_XRGB_8888:
inpBpp = 4;
/*
* 8888 = 4bytes
* ARGB = 4Components
* ARGB interleaved
*/
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS | PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS | PPP_SRC_C3A_8BITS |
PPP_SRC_C3_ALPHA_EN | PPP_SRC_BPP_INTERLVD_4BYTES |
PPP_SRC_INTERLVD_4COMPONENTS | PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB |
PPP_SRC_FETCH_PLANES_INTERLVD;
if (iBuf->mdpImg.imgType == MDP_BGRA_8888)
packPattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B,
8);
else if (iBuf->mdpImg.imgType == MDP_RGBA_8888)
packPattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_B, CLR_G, CLR_R,
8);
else
packPattern =
MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B,
8);
ppp_operation_reg |= PPP_OP_COLOR_SPACE_RGB |
PPP_OP_SRC_CHROMA_RGB | PPP_OP_DST_CHROMA_RGB;
break;
case MDP_Y_CBCR_H2V2:
case MDP_Y_CRCB_H2V2:
inpBpp = 1;
src1 = (uint8 *) iBuf->mdpImg.cbcr_addr;
/*
* CbCr = 2bytes
* CbCr = 2Components
* Y+CbCr
*/
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS | PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS | PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_2COMPONENTS | PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB |
PPP_SRC_FETCH_PLANES_PSEUDOPLNR;
if (iBuf->mdpImg.imgType == MDP_Y_CRCB_H2V2)
packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8);
else
packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8);
ppp_operation_reg |= PPP_OP_COLOR_SPACE_YCBCR |
PPP_OP_SRC_CHROMA_420 |
PPP_OP_SRC_CHROMA_COSITE |
PPP_OP_DST_CHROMA_RGB | PPP_OP_DST_CHROMA_COSITE;
inputRGB = FALSE;
sh_slice = sv_slice = 2;
break;
case MDP_YCRYCB_H2V1:
inpBpp = 2;
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS |
PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS |
PPP_SRC_C3A_8BITS |
PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_4COMPONENTS |
PPP_SRC_UNPACK_TIGHT | PPP_SRC_UNPACK_ALIGN_LSB;
packPattern =
MDP_GET_PACK_PATTERN(CLR_Y, CLR_CR, CLR_Y, CLR_CB, 8);
ppp_operation_reg |= PPP_OP_SRC_CHROMA_H2V1 |
PPP_OP_SRC_CHROMA_COSITE | PPP_OP_DST_CHROMA_COSITE;
/*
* if it's TV-Out/MDP_YCRYCB_H2V1, let's go through the
* preloaded inverse gamma setting of 2.2 since they're
* symetric when the content is non-linear
* ppp_lookUp_enable = TRUE;
*/
/* x and width must be even number */
iBuf->roi.lcd_x = (iBuf->roi.lcd_x / 2) * 2;
iBuf->roi.dst_width = (iBuf->roi.dst_width / 2) * 2;
iBuf->roi.x = (iBuf->roi.x / 2) * 2;
iBuf->roi.width = (iBuf->roi.width / 2) * 2;
inputRGB = FALSE;
sh_slice = 2;
break;
case MDP_Y_CBCR_H2V1:
case MDP_Y_CRCB_H2V1:
inpBpp = 1;
src1 = (uint8 *) iBuf->mdpImg.cbcr_addr;
ppp_src_cfg_reg = PPP_SRC_C2R_8BITS |
PPP_SRC_C0G_8BITS |
PPP_SRC_C1B_8BITS |
PPP_SRC_C3A_8BITS |
PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_2COMPONENTS |
PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB | PPP_SRC_FETCH_PLANES_PSEUDOPLNR;
if (iBuf->mdpImg.imgType == MDP_Y_CBCR_H2V1)
packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8);
else
packPattern =
MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8);
ppp_operation_reg |= PPP_OP_SRC_CHROMA_H2V1 |
PPP_OP_SRC_CHROMA_COSITE | PPP_OP_DST_CHROMA_COSITE;
inputRGB = FALSE;
sh_slice = 2;
break;
case MDP_BGR_565:
case MDP_RGB_565:
default:
inpBpp = 2;
/*
* 565 = 2bytes
* RGB = 3Components
* RGB interleaved
*/
ppp_src_cfg_reg = PPP_SRC_C2R_5BITS | PPP_SRC_C0G_6BITS |
PPP_SRC_C1B_5BITS | PPP_SRC_BPP_INTERLVD_2BYTES |
PPP_SRC_INTERLVD_3COMPONENTS | PPP_SRC_UNPACK_TIGHT |
PPP_SRC_UNPACK_ALIGN_LSB |
PPP_SRC_FETCH_PLANES_INTERLVD;
if (iBuf->mdpImg.imgType == MDP_RGB_565)
packPattern =
MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8);
else
packPattern =
MDP_GET_PACK_PATTERN(0, CLR_B, CLR_G, CLR_R, 8);
ppp_operation_reg |= PPP_OP_COLOR_SPACE_RGB |
PPP_OP_SRC_CHROMA_RGB | PPP_OP_DST_CHROMA_RGB;
break;
}
if (pseudoplanr_output)
ppp_dst_cfg_reg |= PPP_DST_PLANE_PSEUDOPLN;
/* YCbCr to RGB color conversion flag */
if ((!inputRGB) && (outputRGB)) {
ppp_operation_reg |= PPP_OP_CONVERT_YCBCR2RGB |
PPP_OP_CONVERT_ON;
/*
* primary/secondary is sort of misleading term...but
* in mdp2.2/3.0 we only use primary matrix (forward/rev)
* in mdp3.1 we use set1(prim) and set2(secd)
*/
#ifdef CONFIG_FB_MSM_MDP31
ppp_operation_reg |= PPP_OP_CONVERT_MATRIX_SECONDARY |
PPP_OP_DST_RGB;
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0240, 0);
#endif
if (ppp_lookUp_enable) {
ppp_operation_reg |= PPP_OP_LUT_C0_ON |
PPP_OP_LUT_C1_ON | PPP_OP_LUT_C2_ON;
}
}
/* RGB to YCbCr color conversion flag */
if ((inputRGB) && (!outputRGB)) {
ppp_operation_reg |= PPP_OP_CONVERT_RGB2YCBCR |
PPP_OP_CONVERT_ON;
#ifdef CONFIG_FB_MSM_MDP31
ppp_operation_reg |= PPP_OP_CONVERT_MATRIX_PRIMARY |
PPP_OP_DST_YCBCR;
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0240, 0x1e);
#endif
if (ppp_lookUp_enable) {
ppp_operation_reg |= PPP_OP_LUT_C0_ON |
PPP_OP_LUT_C1_ON | PPP_OP_LUT_C2_ON;
}
}
/* YCbCr to YCbCr color conversion flag */
if ((!inputRGB) && (!outputRGB)) {
if ((ppp_lookUp_enable) &&
(iBuf->mdpImg.imgType != iBuf->ibuf_type)) {
ppp_operation_reg |= PPP_OP_LUT_C0_ON;
}
}
ppp_src_cfg_reg |= (iBuf->roi.x % 2) ? PPP_SRC_BPP_ROI_ODD_X : 0;
ppp_src_cfg_reg |= (iBuf->roi.y % 2) ? PPP_SRC_BPP_ROI_ODD_Y : 0;
if (req->flags & MDP_DEINTERLACE)
ppp_operation_reg |= PPP_OP_DEINT_EN;
/* Dither at DMA side only since iBuf format is RGB888 */
if (iBuf->mdpImg.mdpOp & MDPOP_DITHER)
ppp_operation_reg |= PPP_OP_DITHER_EN;
if (iBuf->mdpImg.mdpOp & MDPOP_ROTATION) {
ppp_operation_reg |= PPP_OP_ROT_ON;
if (iBuf->mdpImg.mdpOp & MDPOP_ROT90) {
ppp_operation_reg |= PPP_OP_ROT_90;
}
if (iBuf->mdpImg.mdpOp & MDPOP_LR) {
ppp_operation_reg |= PPP_OP_FLIP_LR;
}
if (iBuf->mdpImg.mdpOp & MDPOP_UD) {
ppp_operation_reg |= PPP_OP_FLIP_UD;
}
}
src0_ystride = src_width * inpBpp;
dest0_ystride = iBuf->ibuf_width * iBuf->bpp;
/* no need to care about rotation since it's the real-XY. */
dst_roi_width = iBuf->roi.dst_width;
dst_roi_height = iBuf->roi.dst_height;
src0 = (uint8 *) iBuf->mdpImg.bmy_addr;
dest0 = (uint8 *) iBuf->buf;
/* Jumping from Y-Plane to Chroma Plane */
dest1 = mdp_get_chroma_addr(iBuf);
/* first pixel addr calculation */
mdp_adjust_start_addr(&src0, &src1, sv_slice, sh_slice, iBuf->roi.x,
iBuf->roi.y, src_width, src_height, inpBpp, iBuf,
0);
mdp_adjust_start_addr(&dest0, &dest1, dv_slice, dh_slice,
iBuf->roi.lcd_x, iBuf->roi.lcd_y,
iBuf->ibuf_width, iBuf->ibuf_height, iBuf->bpp,
iBuf, 2);
/* set scale operation */
mdp_set_scale(iBuf, dst_roi_width, dst_roi_height,
inputRGB, outputRGB, &ppp_operation_reg);
/*
* setting background source for blending
*/
mdp_set_blend_attr(iBuf, &alpha, &tpVal, perPixelAlpha,
&ppp_operation_reg);
if (ppp_operation_reg & PPP_OP_BLEND_ON) {
mdp_ppp_setbg(iBuf);
if (iBuf->ibuf_type == MDP_YCRYCB_H2V1) {
ppp_operation_reg |= PPP_OP_BG_CHROMA_H2V1;
if (iBuf->mdpImg.mdpOp & MDPOP_TRANSP) {
tpVal = mdp_conv_matx_rgb2yuv(tpVal,
(uint16 *) &
mdp_ccs_rgb2yuv,
&mdp_plv[0], NULL);
}
}
}
/*
* 0x0004: enable dbg bus
* 0x0100: "don't care" Edge Condit until scaling is on
* 0x0104: xrc tile x&y size u7.6 format = 7bit.6bit
* 0x0108: src pixel size
* 0x010c: component plane 0 starting address
* 0x011c: component plane 0 ystride
* 0x0124: PPP source config register
* 0x0128: unpacked pattern from lsb to msb (eg. RGB->BGR)
*/
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0108, (iBuf->roi.height << 16 |
iBuf->roi.width));
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x010c, src0); /* comp.plane 0 */
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0110, src1); /* comp.plane 1 */
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x011c,
(src0_ystride << 16 | src0_ystride));
/* setup for rgb 565 */
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0124, ppp_src_cfg_reg);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0128, packPattern);
/*
* 0x0138: PPP destination operation register
* 0x014c: constant_alpha|transparent_color
* 0x0150: PPP destination config register
* 0x0154: PPP packing pattern
*/
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0138, ppp_operation_reg);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x014c, alpha << 24 | tpVal);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0150, ppp_dst_cfg_reg);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0154, dst_packPattern);
/*
* 0x0164: ROI height and width
* 0x0168: Component Plane 0 starting addr
* 0x016c: Component Plane 1 starting addr
* 0x0178: Component Plane 1/0 y stride
*/
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0164,
(dst_roi_height << 16 | dst_roi_width));
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0168, dest0);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x016c, dest1);
MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0178,
(dest0_ystride << 16 | dest0_ystride));
flush_imgs(req, inpBpp, iBuf->bpp, p_src_file, p_dst_file);
#ifdef CONFIG_MDP_PPP_ASYNC_OP
mdp_ppp_process_curr_djob();
#else
mdp_pipe_kickoff(MDP_PPP_TERM, mfd);
#endif
}
static int mdp_ppp_verify_req(struct mdp_blit_req *req)
{
u32 src_width, src_height, dst_width, dst_height;
if (req == NULL)
return -1;
if (MDP_IS_IMGTYPE_BAD(req->src.format) ||
MDP_IS_IMGTYPE_BAD(req->dst.format))
return -1;
if ((req->src.width == 0) || (req->src.height == 0) ||
(req->src_rect.w == 0) || (req->src_rect.h == 0) ||
(req->dst.width == 0) || (req->dst.height == 0) ||
(req->dst_rect.w == 0) || (req->dst_rect.h == 0))
return -1;
if (((req->src_rect.x + req->src_rect.w) > req->src.width) ||
((req->src_rect.y + req->src_rect.h) > req->src.height))
return -1;
if (((req->dst_rect.x + req->dst_rect.w) > req->dst.width) ||
((req->dst_rect.y + req->dst_rect.h) > req->dst.height))
return -1;
/*
* scaling range check
*/
src_width = req->src_rect.w;
src_height = req->src_rect.h;
if (req->flags & MDP_ROT_90) {
dst_width = req->dst_rect.h;
dst_height = req->dst_rect.w;
} else {
dst_width = req->dst_rect.w;
dst_height = req->dst_rect.h;
}
switch (req->dst.format) {
case MDP_Y_CRCB_H2V2:
case MDP_Y_CBCR_H2V2:
src_width = (src_width / 2) * 2;
src_height = (src_height / 2) * 2;
dst_width = (src_width / 2) * 2;
dst_height = (src_height / 2) * 2;
break;
case MDP_Y_CRCB_H2V1:
case MDP_Y_CBCR_H2V1:
case MDP_YCRYCB_H2V1:
src_width = (src_width / 2) * 2;
dst_width = (src_width / 2) * 2;
break;
default:
break;
}
if (((MDP_SCALE_Q_FACTOR * dst_width) / src_width >
MDP_MAX_X_SCALE_FACTOR)
|| ((MDP_SCALE_Q_FACTOR * dst_width) / src_width <
MDP_MIN_X_SCALE_FACTOR))
return -1;
if (((MDP_SCALE_Q_FACTOR * dst_height) / src_height >
MDP_MAX_Y_SCALE_FACTOR)
|| ((MDP_SCALE_Q_FACTOR * dst_height) / src_height <
MDP_MIN_Y_SCALE_FACTOR))
return -1;
return 0;
}
/**
* get_gem_img() - retrieve drm obj's start address and size
* @img: contains drm file descriptor and gem handle
* @start: repository of starting address of drm obj allocated memory
* @len: repository of size of drm obj alloacted memory
*
**/
int get_gem_img(struct mdp_img *img, unsigned long *start, unsigned long *len)
{
panic("waaaaaaaah");
//return kgsl_gem_obj_addr(img->memory_id, (int)img->priv, start, len);
}
int get_img(struct mdp_img *img, struct fb_info *info, unsigned long *start,
unsigned long *len, struct file **pp_file)
{
int put_needed, ret = 0;
struct file *file;
unsigned long vstart;
#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 mdp_ppp_blit(struct fb_info *info, struct mdp_blit_req *req,
struct file **pp_src_file, struct file **pp_dst_file)
{
unsigned long src_start, dst_start;
unsigned long src_len = 0;
unsigned long dst_len = 0;
MDPIBUF iBuf;
u32 dst_width, dst_height;
struct file *p_src_file = 0 , *p_dst_file = 0;
struct msm_fb_data_type *mfd = (struct msm_fb_data_type *)info->par;
if (req->dst.format == MDP_FB_FORMAT)
req->dst.format = mfd->fb_imgType;
if (req->src.format == MDP_FB_FORMAT)
req->src.format = mfd->fb_imgType;
if (req->flags & MDP_BLIT_SRC_GEM) {
if (get_gem_img(&req->src, &src_start, &src_len) < 0)
return -1;
} else {
get_img(&req->src, info, &src_start, &src_len, &p_src_file);
}
if (src_len == 0) {
printk(KERN_ERR "mdp_ppp: could not retrieve image from "
"memory\n");
return -1;
}
if (req->flags & MDP_BLIT_DST_GEM) {
if (get_gem_img(&req->dst, &dst_start, &dst_len) < 0)
return -1;
} else {
get_img(&req->dst, info, &dst_start, &dst_len, &p_dst_file);
}
if (dst_len == 0) {
printk(KERN_ERR "mdp_ppp: could not retrieve image from "
"memory\n");
return -1;
}
*pp_src_file = p_src_file;
*pp_dst_file = p_dst_file;
if (mdp_ppp_verify_req(req)) {
printk(KERN_ERR "mdp_ppp: invalid image!\n");
return -1;
}
iBuf.ibuf_width = req->dst.width;
iBuf.ibuf_height = req->dst.height;
iBuf.bpp = bytes_per_pixel[req->dst.format];
iBuf.ibuf_type = req->dst.format;
iBuf.buf = (uint8 *) dst_start;
iBuf.buf += req->dst.offset;
iBuf.roi.lcd_x = req->dst_rect.x;
iBuf.roi.lcd_y = req->dst_rect.y;
iBuf.roi.dst_width = req->dst_rect.w;
iBuf.roi.dst_height = req->dst_rect.h;
iBuf.roi.x = req->src_rect.x;
iBuf.roi.width = req->src_rect.w;
iBuf.roi.y = req->src_rect.y;
iBuf.roi.height = req->src_rect.h;
iBuf.mdpImg.width = req->src.width;
iBuf.mdpImg.imgType = req->src.format;
iBuf.mdpImg.bmy_addr = (uint32 *) (src_start + req->src.offset);
iBuf.mdpImg.cbcr_addr =
(uint32 *) ((uint32) iBuf.mdpImg.bmy_addr +
req->src.width * req->src.height);
iBuf.mdpImg.mdpOp = MDPOP_NOP;
/* blending check */
if (req->transp_mask != MDP_TRANSP_NOP) {
iBuf.mdpImg.mdpOp |= MDPOP_TRANSP;
iBuf.mdpImg.tpVal = req->transp_mask;
iBuf.mdpImg.tpVal = mdp_calc_tpval(&iBuf.mdpImg);
}
req->alpha &= 0xff;
if (req->alpha < MDP_ALPHA_NOP) {
iBuf.mdpImg.mdpOp |= MDPOP_ALPHAB;
iBuf.mdpImg.alpha = req->alpha;
}
/* rotation check */
if (req->flags & MDP_FLIP_LR)
iBuf.mdpImg.mdpOp |= MDPOP_LR;
if (req->flags & MDP_FLIP_UD)
iBuf.mdpImg.mdpOp |= MDPOP_UD;
if (req->flags & MDP_ROT_90)
iBuf.mdpImg.mdpOp |= MDPOP_ROT90;
if (req->flags & MDP_DITHER)
iBuf.mdpImg.mdpOp |= MDPOP_DITHER;
if (req->flags & MDP_BLEND_FG_PREMULT) {
#ifdef CONFIG_FB_MSM_MDP31
iBuf.mdpImg.mdpOp |= MDPOP_FG_PM_ALPHA;
#else
return -EINVAL;
#endif
}
if (req->flags & MDP_DEINTERLACE) {
#ifdef CONFIG_FB_MSM_MDP31
if ((req->src.format != MDP_Y_CBCR_H2V2) &&
(req->src.format != MDP_Y_CRCB_H2V2))
#endif
return -EINVAL;
}
/* scale check */
if (req->flags & MDP_ROT_90) {
dst_width = req->dst_rect.h;
dst_height = req->dst_rect.w;
} else {
dst_width = req->dst_rect.w;
dst_height = req->dst_rect.h;
}
if ((iBuf.roi.width != dst_width) || (iBuf.roi.height != dst_height))
iBuf.mdpImg.mdpOp |= MDPOP_ASCALE;
if (req->flags & MDP_BLUR) {
#ifdef CONFIG_FB_MSM_MDP31
if (req->flags & MDP_SHARPENING)
printk(KERN_WARNING
"mdp: MDP_SHARPENING is set with MDP_BLUR!\n");
req->flags |= MDP_SHARPENING;
req->sharpening_strength = -127;
#else
iBuf.mdpImg.mdpOp |= MDPOP_ASCALE | MDPOP_BLUR;
#endif
}
if (req->flags & MDP_SHARPENING) {
#ifdef CONFIG_FB_MSM_MDP31
if ((req->sharpening_strength > 127) ||
(req->sharpening_strength < -127)) {
printk(KERN_ERR
"%s: sharpening strength out of range\n",
__func__);
return -EINVAL;
}
iBuf.mdpImg.mdpOp |= MDPOP_ASCALE | MDPOP_SHARPENING;
iBuf.mdpImg.sp_value = req->sharpening_strength & 0xff;
#else
return -EINVAL;
#endif
}
down(&mdp_ppp_mutex);
/* MDP cmd block enable */
mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
#ifdef CONFIG_FB_MSM_MDP31
mdp_start_ppp(mfd, &iBuf, req, p_src_file, p_dst_file);
#else
/* bg tile fetching HW workaround */
if (((iBuf.mdpImg.mdpOp & (MDPOP_TRANSP | MDPOP_ALPHAB)) ||
(req->src.format == MDP_ARGB_8888) ||
(req->src.format == MDP_BGRA_8888) ||
(req->src.format == MDP_RGBA_8888)) &&
(iBuf.mdpImg.mdpOp & MDPOP_ROT90) && (req->dst_rect.w <= 16)) {
int dst_h, src_w, i;
src_w = req->src_rect.w;
dst_h = iBuf.roi.dst_height;
for (i = 0; i < (req->dst_rect.h / 16); i++) {
/* this tile size */
iBuf.roi.dst_height = 16;
iBuf.roi.width =
(16 * req->src_rect.w) / req->dst_rect.h;
/* if it's out of scale range... */
if (((MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
iBuf.roi.width) > MDP_MAX_X_SCALE_FACTOR)
iBuf.roi.width =
(MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
MDP_MAX_X_SCALE_FACTOR;
else if (((MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
iBuf.roi.width) < MDP_MIN_X_SCALE_FACTOR)
iBuf.roi.width =
(MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
MDP_MIN_X_SCALE_FACTOR;
mdp_start_ppp(mfd, &iBuf, req, p_src_file, p_dst_file);
/* next tile location */
iBuf.roi.lcd_y += 16;
iBuf.roi.x += iBuf.roi.width;
/* this is for a remainder update */
dst_h -= 16;
src_w -= iBuf.roi.width;
}
if ((dst_h < 0) || (src_w < 0))
printk
("msm_fb: mdp_blt_ex() unexpected result! line:%d\n",
__LINE__);
/* remainder update */
if ((dst_h > 0) && (src_w > 0)) {
u32 tmp_v;
iBuf.roi.dst_height = dst_h;
iBuf.roi.width = src_w;
if (((MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
iBuf.roi.width) > MDP_MAX_X_SCALE_FACTOR) {
tmp_v =
(MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
MDP_MAX_X_SCALE_FACTOR +
(MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) %
MDP_MAX_X_SCALE_FACTOR ? 1 : 0;
/* move x location as roi width gets bigger */
iBuf.roi.x -= tmp_v - iBuf.roi.width;
iBuf.roi.width = tmp_v;
} else
if (((MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
iBuf.roi.width) < MDP_MIN_X_SCALE_FACTOR) {
tmp_v =
(MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) /
MDP_MIN_X_SCALE_FACTOR +
(MDP_SCALE_Q_FACTOR * iBuf.roi.dst_height) %
MDP_MIN_X_SCALE_FACTOR ? 1 : 0;
/*
* we don't move x location for continuity of
* source image
*/
iBuf.roi.width = tmp_v;
}
mdp_start_ppp(mfd, &iBuf, req, p_src_file, p_dst_file);
}
} else {
mdp_start_ppp(mfd, &iBuf, req, p_src_file, p_dst_file);
}
#endif
/* MDP cmd block disable */
mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
up(&mdp_ppp_mutex);
return 0;
}