diff options
Diffstat (limited to 'drivers/staging/solo6x10/solo6010-enc.c')
| -rw-r--r-- | drivers/staging/solo6x10/solo6010-enc.c | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/drivers/staging/solo6x10/solo6010-enc.c b/drivers/staging/solo6x10/solo6010-enc.c new file mode 100644 index 000000000000..a6cf0a8a3f20 --- /dev/null +++ b/drivers/staging/solo6x10/solo6010-enc.c @@ -0,0 +1,229 @@ +/* + * Copyright (C) 2010 Bluecherry, LLC www.bluecherrydvr.com + * Copyright (C) 2010 Ben Collins <bcollins@bluecherry.net> + * + * 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 of the License, 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; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <linux/kernel.h> + +#include "solo6010.h" +#include "solo6010-osd-font.h" + +#define CAPTURE_MAX_BANDWIDTH 32 // D1 4channel (D1 == 4) +#define OSG_BUFFER_SIZE 1024 + +#define VI_PROG_HSIZE (1280 - 16) +#define VI_PROG_VSIZE (1024 - 16) + +static void solo_capture_config(struct solo6010_dev *solo_dev) +{ + int i, j; + unsigned long height; + unsigned long width; + unsigned char *buf; + + solo_reg_write(solo_dev, SOLO_CAP_BASE, + SOLO_CAP_MAX_PAGE(SOLO_CAP_EXT_MAX_PAGE * + solo_dev->nr_chans) | + SOLO_CAP_BASE_ADDR(SOLO_CAP_EXT_ADDR(solo_dev) >> 16)); + solo_reg_write(solo_dev, SOLO_CAP_BTW, + (1 << 17) | SOLO_CAP_PROG_BANDWIDTH(2) | + SOLO_CAP_MAX_BANDWIDTH(CAPTURE_MAX_BANDWIDTH)); + + /* Set scale 1, 9 dimension */ + width = solo_dev->video_hsize; + height = solo_dev->video_vsize; + solo_reg_write(solo_dev, SOLO_DIM_SCALE1, + SOLO_DIM_H_MB_NUM(width / 16) | + SOLO_DIM_V_MB_NUM_FRAME(height / 8) | + SOLO_DIM_V_MB_NUM_FIELD(height / 16)); + + /* Set scale 2, 10 dimension */ + width = solo_dev->video_hsize / 2; + height = solo_dev->video_vsize; + solo_reg_write(solo_dev, SOLO_DIM_SCALE2, + SOLO_DIM_H_MB_NUM(width / 16) | + SOLO_DIM_V_MB_NUM_FRAME(height / 8) | + SOLO_DIM_V_MB_NUM_FIELD(height / 16)); + + /* Set scale 3, 11 dimension */ + width = solo_dev->video_hsize / 2; + height = solo_dev->video_vsize / 2; + solo_reg_write(solo_dev, SOLO_DIM_SCALE3, + SOLO_DIM_H_MB_NUM(width / 16) | + SOLO_DIM_V_MB_NUM_FRAME(height / 8) | + SOLO_DIM_V_MB_NUM_FIELD(height / 16)); + + /* Set scale 4, 12 dimension */ + width = solo_dev->video_hsize / 3; + height = solo_dev->video_vsize / 3; + solo_reg_write(solo_dev, SOLO_DIM_SCALE4, + SOLO_DIM_H_MB_NUM(width / 16) | + SOLO_DIM_V_MB_NUM_FRAME(height / 8) | + SOLO_DIM_V_MB_NUM_FIELD(height / 16)); + + /* Set scale 5, 13 dimension */ + width = solo_dev->video_hsize / 4; + height = solo_dev->video_vsize / 2; + solo_reg_write(solo_dev, SOLO_DIM_SCALE5, + SOLO_DIM_H_MB_NUM(width / 16) | + SOLO_DIM_V_MB_NUM_FRAME(height / 8) | + SOLO_DIM_V_MB_NUM_FIELD(height / 16)); + + /* Progressive */ + width = VI_PROG_HSIZE; + height = VI_PROG_VSIZE; + solo_reg_write(solo_dev, SOLO_DIM_PROG, + SOLO_DIM_H_MB_NUM(width / 16) | + SOLO_DIM_V_MB_NUM_FRAME(height / 16) | + SOLO_DIM_V_MB_NUM_FIELD(height / 16)); + + /* Clear OSD */ + solo_reg_write(solo_dev, SOLO_VE_OSD_CH, 0); + solo_reg_write(solo_dev, SOLO_VE_OSD_BASE, + SOLO_EOSD_EXT_ADDR(solo_dev) >> 16); + solo_reg_write(solo_dev, SOLO_VE_OSD_CLR, + 0xF0 << 16 | 0x80 << 8 | 0x80); + solo_reg_write(solo_dev, SOLO_VE_OSD_OPT, 0); + + /* Clear OSG buffer */ + buf = kzalloc(OSG_BUFFER_SIZE, GFP_KERNEL); + if (!buf) + return; + + for (i = 0; i < solo_dev->nr_chans; i++) { + for (j = 0; j < SOLO_EOSD_EXT_SIZE; j += OSG_BUFFER_SIZE) { + solo_p2m_dma(solo_dev, SOLO_P2M_DMA_ID_MP4E, 1, buf, + SOLO_EOSD_EXT_ADDR(solo_dev) + + (i * SOLO_EOSD_EXT_SIZE) + j, + OSG_BUFFER_SIZE); + } + } + kfree(buf); +} + +int solo_osd_print(struct solo_enc_dev *solo_enc) +{ + struct solo6010_dev *solo_dev = solo_enc->solo_dev; + char *str = solo_enc->osd_text; + u8 *buf; + u32 reg = solo_reg_read(solo_dev, SOLO_VE_OSD_CH); + int len = strlen(str); + int i, j; + int x = 1, y = 1; + + if (len == 0) { + reg &= ~(1 << solo_enc->ch); + solo_reg_write(solo_dev, SOLO_VE_OSD_CH, reg); + return 0; + } + + buf = kzalloc(SOLO_EOSD_EXT_SIZE, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + for (i = 0; i < len; i++) { + for (j = 0; j < 16; j++) { + buf[(j*2) + (i%2) + ((x + (i/2)) * 32) + (y * 2048)] = + (solo_osd_font[(str[i] * 4) + (j / 4)] + >> ((3 - (j % 4)) * 8)) & 0xff; + } + } + + solo_p2m_dma(solo_dev, 0, 1, buf, SOLO_EOSD_EXT_ADDR(solo_dev) + + (solo_enc->ch * SOLO_EOSD_EXT_SIZE), SOLO_EOSD_EXT_SIZE); + reg |= (1 << solo_enc->ch); + solo_reg_write(solo_dev, SOLO_VE_OSD_CH, reg); + + kfree(buf); + + return 0; +} + +static void solo_jpeg_config(struct solo6010_dev *solo_dev) +{ + solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_TBL, + (2 << 24) | (2 << 16) | (2 << 8) | (2 << 0)); + solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_L, 0); + solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_H, 0); + solo_reg_write(solo_dev, SOLO_VE_JPEG_CFG, + (SOLO_JPEG_EXT_SIZE(solo_dev) & 0xffff0000) | + ((SOLO_JPEG_EXT_ADDR(solo_dev) >> 16) & 0x0000ffff)); + solo_reg_write(solo_dev, SOLO_VE_JPEG_CTRL, 0xffffffff); +} + +static void solo_mp4e_config(struct solo6010_dev *solo_dev) +{ + int i; + + /* We can only use VE_INTR_CTRL(0) if we want to support mjpeg */ + solo_reg_write(solo_dev, SOLO_VE_CFG0, + SOLO_VE_INTR_CTRL(0) | + SOLO_VE_BLOCK_SIZE(SOLO_MP4E_EXT_SIZE(solo_dev) >> 16) | + SOLO_VE_BLOCK_BASE(SOLO_MP4E_EXT_ADDR(solo_dev) >> 16)); + + solo_reg_write(solo_dev, SOLO_VE_CFG1, + SOLO_VE_BYTE_ALIGN(2) | + SOLO_VE_INSERT_INDEX | SOLO_VE_MOTION_MODE(0)); + + solo_reg_write(solo_dev, SOLO_VE_WMRK_POLY, 0); + solo_reg_write(solo_dev, SOLO_VE_VMRK_INIT_KEY, 0); + solo_reg_write(solo_dev, SOLO_VE_WMRK_STRL, 0); + solo_reg_write(solo_dev, SOLO_VE_ENCRYP_POLY, 0); + solo_reg_write(solo_dev, SOLO_VE_ENCRYP_INIT, 0); + + solo_reg_write(solo_dev, SOLO_VE_ATTR, + SOLO_VE_LITTLE_ENDIAN | + SOLO_COMP_ATTR_FCODE(1) | + SOLO_COMP_TIME_INC(0) | + SOLO_COMP_TIME_WIDTH(15) | + SOLO_DCT_INTERVAL(36 / 4)); + + for (i = 0; i < solo_dev->nr_chans; i++) + solo_reg_write(solo_dev, SOLO_VE_CH_REF_BASE(i), + (SOLO_EREF_EXT_ADDR(solo_dev) + + (i * SOLO_EREF_EXT_SIZE)) >> 16); +} + +int solo_enc_init(struct solo6010_dev *solo_dev) +{ + int i; + + solo_capture_config(solo_dev); + solo_mp4e_config(solo_dev); + solo_jpeg_config(solo_dev); + + for (i = 0; i < solo_dev->nr_chans; i++) { + solo_reg_write(solo_dev, SOLO_CAP_CH_SCALE(i), 0); + solo_reg_write(solo_dev, SOLO_CAP_CH_COMP_ENA_E(i), 0); + } + + solo6010_irq_on(solo_dev, SOLO_IRQ_ENCODER); + + return 0; +} + +void solo_enc_exit(struct solo6010_dev *solo_dev) +{ + int i; + + solo6010_irq_off(solo_dev, SOLO_IRQ_ENCODER); + + for (i = 0; i < solo_dev->nr_chans; i++) { + solo_reg_write(solo_dev, SOLO_CAP_CH_SCALE(i), 0); + solo_reg_write(solo_dev, SOLO_CAP_CH_COMP_ENA_E(i), 0); + } +} |