mirror of https://gitee.com/openkylin/linux.git
341 lines
9.2 KiB
C
341 lines
9.2 KiB
C
/*
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* Copyright (C) 2010-2013 Bluecherry, LLC <http://www.bluecherrydvr.com>
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*
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* Original author:
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* Ben Collins <bcollins@ubuntu.com>
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*
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* Additional work by:
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* John Brooks <john.brooks@bluecherry.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/kernel.h>
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#include <linux/font.h>
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#include <linux/bitrev.h>
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#include <linux/slab.h>
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#include "solo6x10.h"
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#define VI_PROG_HSIZE (1280 - 16)
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#define VI_PROG_VSIZE (1024 - 16)
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#define IRQ_LEVEL 2
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static void solo_capture_config(struct solo_dev *solo_dev)
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{
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unsigned long height;
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unsigned long width;
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void *buf;
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int i;
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solo_reg_write(solo_dev, SOLO_CAP_BASE,
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SOLO_CAP_MAX_PAGE((SOLO_CAP_EXT_SIZE(solo_dev)
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- SOLO_CAP_PAGE_SIZE) >> 16)
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| SOLO_CAP_BASE_ADDR(SOLO_CAP_EXT_ADDR(solo_dev) >> 16));
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/* XXX: Undocumented bits at b17 and b24 */
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if (solo_dev->type == SOLO_DEV_6110) {
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/* NOTE: Ref driver has (62 << 24) here as well, but it causes
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* wacked out frame timing on 4-port 6110. */
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solo_reg_write(solo_dev, SOLO_CAP_BTW,
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(1 << 17) | SOLO_CAP_PROG_BANDWIDTH(2) |
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SOLO_CAP_MAX_BANDWIDTH(36));
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} else {
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solo_reg_write(solo_dev, SOLO_CAP_BTW,
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(1 << 17) | SOLO_CAP_PROG_BANDWIDTH(2) |
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SOLO_CAP_MAX_BANDWIDTH(32));
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}
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/* Set scale 1, 9 dimension */
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width = solo_dev->video_hsize;
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height = solo_dev->video_vsize;
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solo_reg_write(solo_dev, SOLO_DIM_SCALE1,
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SOLO_DIM_H_MB_NUM(width / 16) |
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SOLO_DIM_V_MB_NUM_FRAME(height / 8) |
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SOLO_DIM_V_MB_NUM_FIELD(height / 16));
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/* Set scale 2, 10 dimension */
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width = solo_dev->video_hsize / 2;
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height = solo_dev->video_vsize;
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solo_reg_write(solo_dev, SOLO_DIM_SCALE2,
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SOLO_DIM_H_MB_NUM(width / 16) |
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SOLO_DIM_V_MB_NUM_FRAME(height / 8) |
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SOLO_DIM_V_MB_NUM_FIELD(height / 16));
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/* Set scale 3, 11 dimension */
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width = solo_dev->video_hsize / 2;
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height = solo_dev->video_vsize / 2;
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solo_reg_write(solo_dev, SOLO_DIM_SCALE3,
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SOLO_DIM_H_MB_NUM(width / 16) |
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SOLO_DIM_V_MB_NUM_FRAME(height / 8) |
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SOLO_DIM_V_MB_NUM_FIELD(height / 16));
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/* Set scale 4, 12 dimension */
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width = solo_dev->video_hsize / 3;
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height = solo_dev->video_vsize / 3;
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solo_reg_write(solo_dev, SOLO_DIM_SCALE4,
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SOLO_DIM_H_MB_NUM(width / 16) |
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SOLO_DIM_V_MB_NUM_FRAME(height / 8) |
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SOLO_DIM_V_MB_NUM_FIELD(height / 16));
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/* Set scale 5, 13 dimension */
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width = solo_dev->video_hsize / 4;
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height = solo_dev->video_vsize / 2;
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solo_reg_write(solo_dev, SOLO_DIM_SCALE5,
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SOLO_DIM_H_MB_NUM(width / 16) |
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SOLO_DIM_V_MB_NUM_FRAME(height / 8) |
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SOLO_DIM_V_MB_NUM_FIELD(height / 16));
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/* Progressive */
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width = VI_PROG_HSIZE;
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height = VI_PROG_VSIZE;
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solo_reg_write(solo_dev, SOLO_DIM_PROG,
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SOLO_DIM_H_MB_NUM(width / 16) |
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SOLO_DIM_V_MB_NUM_FRAME(height / 16) |
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SOLO_DIM_V_MB_NUM_FIELD(height / 16));
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/* Clear OSD */
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solo_reg_write(solo_dev, SOLO_VE_OSD_CH, 0);
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solo_reg_write(solo_dev, SOLO_VE_OSD_BASE, SOLO_EOSD_EXT_ADDR >> 16);
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solo_reg_write(solo_dev, SOLO_VE_OSD_CLR,
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0xF0 << 16 | 0x80 << 8 | 0x80);
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if (solo_dev->type == SOLO_DEV_6010)
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solo_reg_write(solo_dev, SOLO_VE_OSD_OPT,
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SOLO_VE_OSD_H_SHADOW | SOLO_VE_OSD_V_SHADOW);
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else
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solo_reg_write(solo_dev, SOLO_VE_OSD_OPT, SOLO_VE_OSD_V_DOUBLE
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| SOLO_VE_OSD_H_SHADOW | SOLO_VE_OSD_V_SHADOW);
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/* Clear OSG buffer */
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buf = kzalloc(SOLO_EOSD_EXT_SIZE(solo_dev), GFP_KERNEL);
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if (!buf)
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return;
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for (i = 0; i < solo_dev->nr_chans; i++) {
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solo_p2m_dma(solo_dev, 1, buf,
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SOLO_EOSD_EXT_ADDR +
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(SOLO_EOSD_EXT_SIZE(solo_dev) * i),
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SOLO_EOSD_EXT_SIZE(solo_dev), 0, 0);
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}
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kfree(buf);
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}
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#define SOLO_OSD_WRITE_SIZE (16 * OSD_TEXT_MAX)
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/* Should be called with enable_lock held */
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int solo_osd_print(struct solo_enc_dev *solo_enc)
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{
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struct solo_dev *solo_dev = solo_enc->solo_dev;
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u8 *str = solo_enc->osd_text;
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u8 *buf = solo_enc->osd_buf;
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u32 reg;
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const struct font_desc *vga = find_font("VGA8x16");
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const u8 *vga_data;
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int i, j;
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if (WARN_ON_ONCE(!vga))
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return -ENODEV;
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reg = solo_reg_read(solo_dev, SOLO_VE_OSD_CH);
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if (!*str) {
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/* Disable OSD on this channel */
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reg &= ~(1 << solo_enc->ch);
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goto out;
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}
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memset(buf, 0, SOLO_OSD_WRITE_SIZE);
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vga_data = (const u8 *)vga->data;
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for (i = 0; *str; i++, str++) {
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for (j = 0; j < 16; j++) {
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buf[(j << 1) | (i & 1) | ((i & ~1) << 4)] =
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bitrev8(vga_data[(*str << 4) | j]);
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}
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}
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solo_p2m_dma(solo_dev, 1, buf,
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SOLO_EOSD_EXT_ADDR_CHAN(solo_dev, solo_enc->ch),
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SOLO_OSD_WRITE_SIZE, 0, 0);
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/* Enable OSD on this channel */
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reg |= (1 << solo_enc->ch);
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out:
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solo_reg_write(solo_dev, SOLO_VE_OSD_CH, reg);
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return 0;
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}
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/*
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* Set channel Quality Profile (0-3).
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*/
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void solo_s_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch,
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unsigned int qp)
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{
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unsigned long flags;
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unsigned int idx, reg;
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if ((ch > 31) || (qp > 3))
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return;
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if (solo_dev->type == SOLO_DEV_6010)
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return;
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if (ch < 16) {
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idx = 0;
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reg = SOLO_VE_JPEG_QP_CH_L;
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} else {
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ch -= 16;
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idx = 1;
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reg = SOLO_VE_JPEG_QP_CH_H;
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}
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ch *= 2;
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spin_lock_irqsave(&solo_dev->jpeg_qp_lock, flags);
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solo_dev->jpeg_qp[idx] &= ~(3 << ch);
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solo_dev->jpeg_qp[idx] |= (qp & 3) << ch;
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solo_reg_write(solo_dev, reg, solo_dev->jpeg_qp[idx]);
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spin_unlock_irqrestore(&solo_dev->jpeg_qp_lock, flags);
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}
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int solo_g_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch)
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{
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int idx;
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if (solo_dev->type == SOLO_DEV_6010)
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return 2;
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if (WARN_ON_ONCE(ch > 31))
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return 2;
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if (ch < 16) {
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idx = 0;
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} else {
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ch -= 16;
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idx = 1;
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}
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ch *= 2;
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return (solo_dev->jpeg_qp[idx] >> ch) & 3;
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}
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#define SOLO_QP_INIT 0xaaaaaaaa
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static void solo_jpeg_config(struct solo_dev *solo_dev)
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{
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if (solo_dev->type == SOLO_DEV_6010) {
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solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_TBL,
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(2 << 24) | (2 << 16) | (2 << 8) | 2);
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} else {
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solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_TBL,
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(4 << 24) | (3 << 16) | (2 << 8) | 1);
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}
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spin_lock_init(&solo_dev->jpeg_qp_lock);
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/* Initialize Quality Profile for all channels */
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solo_dev->jpeg_qp[0] = solo_dev->jpeg_qp[1] = SOLO_QP_INIT;
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solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_L, SOLO_QP_INIT);
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solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_H, SOLO_QP_INIT);
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solo_reg_write(solo_dev, SOLO_VE_JPEG_CFG,
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(SOLO_JPEG_EXT_SIZE(solo_dev) & 0xffff0000) |
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((SOLO_JPEG_EXT_ADDR(solo_dev) >> 16) & 0x0000ffff));
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solo_reg_write(solo_dev, SOLO_VE_JPEG_CTRL, 0xffffffff);
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if (solo_dev->type == SOLO_DEV_6110) {
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solo_reg_write(solo_dev, SOLO_VE_JPEG_CFG1,
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(0 << 16) | (30 << 8) | 60);
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}
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}
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static void solo_mp4e_config(struct solo_dev *solo_dev)
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{
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int i;
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u32 cfg;
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solo_reg_write(solo_dev, SOLO_VE_CFG0,
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SOLO_VE_INTR_CTRL(IRQ_LEVEL) |
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SOLO_VE_BLOCK_SIZE(SOLO_MP4E_EXT_SIZE(solo_dev) >> 16) |
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SOLO_VE_BLOCK_BASE(SOLO_MP4E_EXT_ADDR(solo_dev) >> 16));
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cfg = SOLO_VE_BYTE_ALIGN(2) | SOLO_VE_INSERT_INDEX
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| SOLO_VE_MOTION_MODE(0);
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if (solo_dev->type != SOLO_DEV_6010) {
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cfg |= SOLO_VE_MPEG_SIZE_H(
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(SOLO_MP4E_EXT_SIZE(solo_dev) >> 24) & 0x0f);
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cfg |= SOLO_VE_JPEG_SIZE_H(
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(SOLO_JPEG_EXT_SIZE(solo_dev) >> 24) & 0x0f);
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}
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solo_reg_write(solo_dev, SOLO_VE_CFG1, cfg);
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solo_reg_write(solo_dev, SOLO_VE_WMRK_POLY, 0);
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solo_reg_write(solo_dev, SOLO_VE_VMRK_INIT_KEY, 0);
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solo_reg_write(solo_dev, SOLO_VE_WMRK_STRL, 0);
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if (solo_dev->type == SOLO_DEV_6110)
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solo_reg_write(solo_dev, SOLO_VE_WMRK_ENABLE, 0);
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solo_reg_write(solo_dev, SOLO_VE_ENCRYP_POLY, 0);
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solo_reg_write(solo_dev, SOLO_VE_ENCRYP_INIT, 0);
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solo_reg_write(solo_dev, SOLO_VE_ATTR,
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SOLO_VE_LITTLE_ENDIAN |
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SOLO_COMP_ATTR_FCODE(1) |
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SOLO_COMP_TIME_INC(0) |
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SOLO_COMP_TIME_WIDTH(15) |
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SOLO_DCT_INTERVAL(solo_dev->type == SOLO_DEV_6010 ? 9 : 10));
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for (i = 0; i < solo_dev->nr_chans; i++) {
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solo_reg_write(solo_dev, SOLO_VE_CH_REF_BASE(i),
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(SOLO_EREF_EXT_ADDR(solo_dev) +
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(i * SOLO_EREF_EXT_SIZE)) >> 16);
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solo_reg_write(solo_dev, SOLO_VE_CH_REF_BASE_E(i),
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(SOLO_EREF_EXT_ADDR(solo_dev) +
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((i + 16) * SOLO_EREF_EXT_SIZE)) >> 16);
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}
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if (solo_dev->type == SOLO_DEV_6110) {
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solo_reg_write(solo_dev, SOLO_VE_COMPT_MOT, 0x00040008);
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} else {
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for (i = 0; i < solo_dev->nr_chans; i++)
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solo_reg_write(solo_dev, SOLO_VE_CH_MOT(i), 0x100);
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}
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}
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int solo_enc_init(struct solo_dev *solo_dev)
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{
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int i;
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solo_capture_config(solo_dev);
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solo_mp4e_config(solo_dev);
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solo_jpeg_config(solo_dev);
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for (i = 0; i < solo_dev->nr_chans; i++) {
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solo_reg_write(solo_dev, SOLO_CAP_CH_SCALE(i), 0);
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solo_reg_write(solo_dev, SOLO_CAP_CH_COMP_ENA_E(i), 0);
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}
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return 0;
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}
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void solo_enc_exit(struct solo_dev *solo_dev)
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{
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int i;
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for (i = 0; i < solo_dev->nr_chans; i++) {
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solo_reg_write(solo_dev, SOLO_CAP_CH_SCALE(i), 0);
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solo_reg_write(solo_dev, SOLO_CAP_CH_COMP_ENA_E(i), 0);
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}
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}
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