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OpenCloudOS-Kernel/drivers/media/pci/solo6x10/solo6x10-enc.c

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C
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/*
* Copyright (C) 2010-2013 Bluecherry, LLC <http://www.bluecherrydvr.com>
*
* Original author:
* Ben Collins <bcollins@ubuntu.com>
*
* Additional work by:
* John Brooks <john.brooks@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.
*/
#include <linux/kernel.h>
#include <linux/font.h>
#include <linux/bitrev.h>
#include <linux/slab.h>
#include "solo6x10.h"
#define VI_PROG_HSIZE (1280 - 16)
#define VI_PROG_VSIZE (1024 - 16)
#define IRQ_LEVEL 2
static void solo_capture_config(struct solo_dev *solo_dev)
{
unsigned long height;
unsigned long width;
void *buf;
int i;
solo_reg_write(solo_dev, SOLO_CAP_BASE,
SOLO_CAP_MAX_PAGE((SOLO_CAP_EXT_SIZE(solo_dev)
- SOLO_CAP_PAGE_SIZE) >> 16)
| SOLO_CAP_BASE_ADDR(SOLO_CAP_EXT_ADDR(solo_dev) >> 16));
/* XXX: Undocumented bits at b17 and b24 */
if (solo_dev->type == SOLO_DEV_6110) {
/* NOTE: Ref driver has (62 << 24) here as well, but it causes
* wacked out frame timing on 4-port 6110. */
solo_reg_write(solo_dev, SOLO_CAP_BTW,
(1 << 17) | SOLO_CAP_PROG_BANDWIDTH(2) |
SOLO_CAP_MAX_BANDWIDTH(36));
} else {
solo_reg_write(solo_dev, SOLO_CAP_BTW,
(1 << 17) | SOLO_CAP_PROG_BANDWIDTH(2) |
SOLO_CAP_MAX_BANDWIDTH(32));
}
/* 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 >> 16);
solo_reg_write(solo_dev, SOLO_VE_OSD_CLR,
0xF0 << 16 | 0x80 << 8 | 0x80);
if (solo_dev->type == SOLO_DEV_6010)
solo_reg_write(solo_dev, SOLO_VE_OSD_OPT,
SOLO_VE_OSD_H_SHADOW | SOLO_VE_OSD_V_SHADOW);
else
solo_reg_write(solo_dev, SOLO_VE_OSD_OPT, SOLO_VE_OSD_V_DOUBLE
| SOLO_VE_OSD_H_SHADOW | SOLO_VE_OSD_V_SHADOW);
/* Clear OSG buffer */
buf = kzalloc(SOLO_EOSD_EXT_SIZE(solo_dev), GFP_KERNEL);
if (!buf)
return;
for (i = 0; i < solo_dev->nr_chans; i++) {
solo_p2m_dma(solo_dev, 1, buf,
SOLO_EOSD_EXT_ADDR +
(SOLO_EOSD_EXT_SIZE(solo_dev) * i),
SOLO_EOSD_EXT_SIZE(solo_dev), 0, 0);
}
kfree(buf);
}
#define SOLO_OSD_WRITE_SIZE (16 * OSD_TEXT_MAX)
/* Should be called with enable_lock held */
int solo_osd_print(struct solo_enc_dev *solo_enc)
{
struct solo_dev *solo_dev = solo_enc->solo_dev;
u8 *str = solo_enc->osd_text;
u8 *buf = solo_enc->osd_buf;
u32 reg;
const struct font_desc *vga = find_font("VGA8x16");
const u8 *vga_data;
int i, j;
if (WARN_ON_ONCE(!vga))
return -ENODEV;
reg = solo_reg_read(solo_dev, SOLO_VE_OSD_CH);
if (!*str) {
/* Disable OSD on this channel */
reg &= ~(1 << solo_enc->ch);
goto out;
}
memset(buf, 0, SOLO_OSD_WRITE_SIZE);
vga_data = (const u8 *)vga->data;
for (i = 0; *str; i++, str++) {
for (j = 0; j < 16; j++) {
buf[(j << 1) | (i & 1) | ((i & ~1) << 4)] =
bitrev8(vga_data[(*str << 4) | j]);
}
}
solo_p2m_dma(solo_dev, 1, buf,
SOLO_EOSD_EXT_ADDR_CHAN(solo_dev, solo_enc->ch),
SOLO_OSD_WRITE_SIZE, 0, 0);
/* Enable OSD on this channel */
reg |= (1 << solo_enc->ch);
out:
solo_reg_write(solo_dev, SOLO_VE_OSD_CH, reg);
return 0;
}
/**
* Set channel Quality Profile (0-3).
*/
void solo_s_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch,
unsigned int qp)
{
unsigned long flags;
unsigned int idx, reg;
if ((ch > 31) || (qp > 3))
return;
if (solo_dev->type == SOLO_DEV_6010)
return;
if (ch < 16) {
idx = 0;
reg = SOLO_VE_JPEG_QP_CH_L;
} else {
ch -= 16;
idx = 1;
reg = SOLO_VE_JPEG_QP_CH_H;
}
ch *= 2;
spin_lock_irqsave(&solo_dev->jpeg_qp_lock, flags);
solo_dev->jpeg_qp[idx] &= ~(3 << ch);
solo_dev->jpeg_qp[idx] |= (qp & 3) << ch;
solo_reg_write(solo_dev, reg, solo_dev->jpeg_qp[idx]);
spin_unlock_irqrestore(&solo_dev->jpeg_qp_lock, flags);
}
int solo_g_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch)
{
int idx;
if (solo_dev->type == SOLO_DEV_6010)
return 2;
if (WARN_ON_ONCE(ch > 31))
return 2;
if (ch < 16) {
idx = 0;
} else {
ch -= 16;
idx = 1;
}
ch *= 2;
return (solo_dev->jpeg_qp[idx] >> ch) & 3;
}
#define SOLO_QP_INIT 0xaaaaaaaa
static void solo_jpeg_config(struct solo_dev *solo_dev)
{
if (solo_dev->type == SOLO_DEV_6010) {
solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_TBL,
(2 << 24) | (2 << 16) | (2 << 8) | 2);
} else {
solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_TBL,
(4 << 24) | (3 << 16) | (2 << 8) | 1);
}
spin_lock_init(&solo_dev->jpeg_qp_lock);
/* Initialize Quality Profile for all channels */
solo_dev->jpeg_qp[0] = solo_dev->jpeg_qp[1] = SOLO_QP_INIT;
solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_L, SOLO_QP_INIT);
solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_H, SOLO_QP_INIT);
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);
if (solo_dev->type == SOLO_DEV_6110) {
solo_reg_write(solo_dev, SOLO_VE_JPEG_CFG1,
(0 << 16) | (30 << 8) | 60);
}
}
static void solo_mp4e_config(struct solo_dev *solo_dev)
{
int i;
u32 cfg;
solo_reg_write(solo_dev, SOLO_VE_CFG0,
SOLO_VE_INTR_CTRL(IRQ_LEVEL) |
SOLO_VE_BLOCK_SIZE(SOLO_MP4E_EXT_SIZE(solo_dev) >> 16) |
SOLO_VE_BLOCK_BASE(SOLO_MP4E_EXT_ADDR(solo_dev) >> 16));
cfg = SOLO_VE_BYTE_ALIGN(2) | SOLO_VE_INSERT_INDEX
| SOLO_VE_MOTION_MODE(0);
if (solo_dev->type != SOLO_DEV_6010) {
cfg |= SOLO_VE_MPEG_SIZE_H(
(SOLO_MP4E_EXT_SIZE(solo_dev) >> 24) & 0x0f);
cfg |= SOLO_VE_JPEG_SIZE_H(
(SOLO_JPEG_EXT_SIZE(solo_dev) >> 24) & 0x0f);
}
solo_reg_write(solo_dev, SOLO_VE_CFG1, cfg);
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);
if (solo_dev->type == SOLO_DEV_6110)
solo_reg_write(solo_dev, SOLO_VE_WMRK_ENABLE, 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(solo_dev->type == SOLO_DEV_6010 ? 9 : 10));
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);
solo_reg_write(solo_dev, SOLO_VE_CH_REF_BASE_E(i),
(SOLO_EREF_EXT_ADDR(solo_dev) +
((i + 16) * SOLO_EREF_EXT_SIZE)) >> 16);
}
if (solo_dev->type == SOLO_DEV_6110) {
solo_reg_write(solo_dev, SOLO_VE_COMPT_MOT, 0x00040008);
} else {
for (i = 0; i < solo_dev->nr_chans; i++)
solo_reg_write(solo_dev, SOLO_VE_CH_MOT(i), 0x100);
}
}
int solo_enc_init(struct solo_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);
}
return 0;
}
void solo_enc_exit(struct solo_dev *solo_dev)
{
int i;
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);
}
}
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