blob: 917a2a18f4ed26c76361080ca2ebf0965555567d [file] [log] [blame]
/*
* drivers/amlogic/amports/vmjpeg.c
*
* Copyright (C) 2015 Amlogic, Inc. 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 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/types.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
#include <linux/kfifo.h>
#include <linux/platform_device.h>
#include <linux/amlogic/media/frame_sync/ptsserv.h>
#include <linux/amlogic/media/utils/amstream.h>
#include <linux/amlogic/media/canvas/canvas.h>
#include <linux/amlogic/media/vfm/vframe.h>
#include <linux/amlogic/media/vfm/vframe_provider.h>
#include <linux/amlogic/media/vfm/vframe_receiver.h>
#include <linux/amlogic/media/utils/vdec_reg.h>
#include "../../../stream_input/amports/amports_priv.h"
#include <linux/amlogic/media/registers/register.h>
#include "../utils/decoder_mmu_box.h"
#include "../utils/decoder_bmmu_box.h"
#include <linux/amlogic/media/codec_mm/codec_mm.h>
#include <linux/amlogic/media/codec_mm/configs.h>
#ifdef CONFIG_AM_VDEC_MJPEG_LOG
#define AMLOG
#define LOG_LEVEL_VAR amlog_level_vmjpeg
#define LOG_MASK_VAR amlog_mask_vmjpeg
#define LOG_LEVEL_ERROR 0
#define LOG_LEVEL_INFO 1
#define LOG_LEVEL_DESC "0:ERROR, 1:INFO"
#endif
#include <linux/amlogic/media/utils/amlog.h>
MODULE_AMLOG(LOG_LEVEL_ERROR, 0, LOG_LEVEL_DESC, LOG_DEFAULT_MASK_DESC);
#include "../utils/amvdec.h"
#include "../utils/firmware.h"
#define DRIVER_NAME "amvdec_mjpeg"
#define MODULE_NAME "amvdec_mjpeg"
/* protocol register usage
* AV_SCRATCH_0 - AV_SCRATCH_1 : initial display buffer fifo
* AV_SCRATCH_2 - AV_SCRATCH_3 : decoder settings
* AV_SCRATCH_4 - AV_SCRATCH_7 : display buffer spec
* AV_SCRATCH_8 - AV_SCRATCH_9 : amrisc/host display buffer management
* AV_SCRATCH_a : time stamp
*/
#define MREG_DECODE_PARAM AV_SCRATCH_2 /* bit 0-3: pico_addr_mode */
/* bit 15-4: reference height */
#define MREG_TO_AMRISC AV_SCRATCH_8
#define MREG_FROM_AMRISC AV_SCRATCH_9
#define MREG_FRAME_OFFSET AV_SCRATCH_A
#define PICINFO_BUF_IDX_MASK 0x0007
#define PICINFO_AVI1 0x0080
#define PICINFO_INTERLACE 0x0020
#define PICINFO_INTERLACE_AVI1_BOT 0x0010
#define PICINFO_INTERLACE_FIRST 0x0010
#define VF_POOL_SIZE 16
#define DECODE_BUFFER_NUM_MAX 4
#define MAX_BMMU_BUFFER_NUM DECODE_BUFFER_NUM_MAX
#define PUT_INTERVAL (HZ/100)
#if 1/*MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6*/
/* #define NV21 */
#endif
static DEFINE_MUTEX(vmjpeg_mutex);
static struct dec_sysinfo vmjpeg_amstream_dec_info;
static struct vframe_s *vmjpeg_vf_peek(void *);
static struct vframe_s *vmjpeg_vf_get(void *);
static void vmjpeg_vf_put(struct vframe_s *, void *);
static int vmjpeg_vf_states(struct vframe_states *states, void *);
static int vmjpeg_event_cb(int type, void *data, void *private_data);
static int vmjpeg_prot_init(void);
static void vmjpeg_local_init(void);
static const char vmjpeg_dec_id[] = "vmjpeg-dev";
static struct vdec_info *gvs;
static struct work_struct set_clk_work;
#define PROVIDER_NAME "decoder.mjpeg"
static const struct vframe_operations_s vmjpeg_vf_provider = {
.peek = vmjpeg_vf_peek,
.get = vmjpeg_vf_get,
.put = vmjpeg_vf_put,
.event_cb = vmjpeg_event_cb,
.vf_states = vmjpeg_vf_states,
};
static void *mm_blk_handle;
static struct vframe_provider_s vmjpeg_vf_prov;
static DECLARE_KFIFO(newframe_q, struct vframe_s *, VF_POOL_SIZE);
static DECLARE_KFIFO(display_q, struct vframe_s *, VF_POOL_SIZE);
static DECLARE_KFIFO(recycle_q, struct vframe_s *, VF_POOL_SIZE);
static struct vframe_s vfpool[VF_POOL_SIZE];
static s32 vfbuf_use[DECODE_BUFFER_NUM_MAX];
static u32 frame_width, frame_height, frame_dur;
static u32 saved_resolution;
static struct timer_list recycle_timer;
static u32 stat;
static u32 buf_size = 32 * 1024 * 1024;
static DEFINE_SPINLOCK(lock);
static bool is_reset;
static inline u32 index2canvas0(u32 index)
{
const u32 canvas_tab[4] = {
#ifdef NV21
0x010100, 0x030302, 0x050504, 0x070706
#else
0x020100, 0x050403, 0x080706, 0x0b0a09
#endif
};
return canvas_tab[index];
}
static inline u32 index2canvas1(u32 index)
{
const u32 canvas_tab[4] = {
#ifdef NV21
0x0d0d0c, 0x0f0f0e, 0x171716, 0x191918
#else
0x0e0d0c, 0x181716, 0x222120, 0x252423
#endif
};
return canvas_tab[index];
}
static void set_frame_info(struct vframe_s *vf)
{
vf->width = frame_width;
vf->height = frame_height;
vf->duration = frame_dur;
vf->ratio_control = 0;
vf->duration_pulldown = 0;
vf->flag = 0;
}
static irqreturn_t vmjpeg_isr(int irq, void *dev_id)
{
u32 reg, offset, pts, pts_valid = 0;
struct vframe_s *vf = NULL;
u64 pts_us64;
u32 frame_size;
WRITE_VREG(ASSIST_MBOX1_CLR_REG, 1);
reg = READ_VREG(MREG_FROM_AMRISC);
if (reg & PICINFO_BUF_IDX_MASK) {
offset = READ_VREG(MREG_FRAME_OFFSET);
if (pts_lookup_offset_us64
(PTS_TYPE_VIDEO, offset, &pts,
&frame_size, 0, &pts_us64) == 0)
pts_valid = 1;
if ((reg & PICINFO_INTERLACE) == 0) {
u32 index = ((reg & PICINFO_BUF_IDX_MASK) - 1) & 3;
if (index >= DECODE_BUFFER_NUM_MAX) {
pr_err("fatal error, invalid buffer index.");
return IRQ_HANDLED;
}
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info(
"fatal error, no available buffer slot.");
return IRQ_HANDLED;
}
set_frame_info(vf);
vf->signal_type = 0;
vf->index = index;
#ifdef NV21
vf->type =
VIDTYPE_PROGRESSIVE | VIDTYPE_VIU_FIELD |
VIDTYPE_VIU_NV21;
#else
vf->type = VIDTYPE_PROGRESSIVE | VIDTYPE_VIU_FIELD;
#endif
vf->canvas0Addr = vf->canvas1Addr =
index2canvas0(index);
vf->pts = (pts_valid) ? pts : 0;
vf->pts_us64 = (pts_valid) ? pts_us64 : 0;
vf->orientation = 0;
vf->type_original = vf->type;
vfbuf_use[index]++;
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
index);
gvs->frame_dur = frame_dur;
vdec_count_info(gvs, 0, offset);
kfifo_put(&display_q, (const struct vframe_s *)vf);
ATRACE_COUNTER(MODULE_NAME, vf->pts);
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_VFRAME_READY,
NULL);
} else {
u32 index = ((reg & PICINFO_BUF_IDX_MASK) - 1) & 3;
if (index >= DECODE_BUFFER_NUM_MAX) {
pr_info("fatal error, invalid buffer index.");
return IRQ_HANDLED;
}
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info
("fatal error, no available buffer slot.");
return IRQ_HANDLED;
}
set_frame_info(vf);
vf->signal_type = 0;
vf->index = index;
#if 0
if (reg & PICINFO_AVI1) {
/* AVI1 format */
if (reg & PICINFO_INTERLACE_AVI1_BOT) {
vf->type =
VIDTYPE_INTERLACE_BOTTOM |
VIDTYPE_INTERLACE_FIRST;
} else
vf->type = VIDTYPE_INTERLACE_TOP;
} else {
if (reg & PICINFO_INTERLACE_FIRST) {
vf->type =
VIDTYPE_INTERLACE_TOP |
VIDTYPE_INTERLACE_FIRST;
} else
vf->type = VIDTYPE_INTERLACE_BOTTOM;
}
vf->type |= VIDTYPE_VIU_FIELD;
#ifdef NV21
vf->type |= VIDTYPE_VIU_NV21;
#endif
vf->duration >>= 1;
vf->canvas0Addr = vf->canvas1Addr =
index2canvas0(index);
vf->orientation = 0;
if ((vf->type & VIDTYPE_INTERLACE_FIRST) &&
(pts_valid))
vf->pts = pts;
else
vf->pts = 0;
vfbuf_use[index]++;
kfifo_put(&display_q, (const struct vframe_s *)vf);
ATRACE_COUNTER(MODULE_NAME, vf->pts);
#else
/* send whole frame by weaving top & bottom field */
#ifdef NV21
vf->type = VIDTYPE_PROGRESSIVE | VIDTYPE_VIU_NV21;
#else
vf->type = VIDTYPE_PROGRESSIVE;
#endif
vf->canvas0Addr = index2canvas0(index);
vf->canvas1Addr = index2canvas1(index);
vf->orientation = 0;
if (pts_valid) {
vf->pts = pts;
vf->pts_us64 = pts_us64;
} else {
vf->pts = 0;
vf->pts_us64 = 0;
}
vf->type_original = vf->type;
vfbuf_use[index]++;
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
index);
gvs->frame_dur = frame_dur;
vdec_count_info(gvs, 0, offset);
kfifo_put(&display_q, (const struct vframe_s *)vf);
ATRACE_COUNTER(MODULE_NAME, vf->pts);
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_VFRAME_READY,
NULL);
#endif
}
WRITE_VREG(MREG_FROM_AMRISC, 0);
}
return IRQ_HANDLED;
}
static struct vframe_s *vmjpeg_vf_peek(void *op_arg)
{
struct vframe_s *vf;
if (kfifo_peek(&display_q, &vf))
return vf;
return NULL;
}
static struct vframe_s *vmjpeg_vf_get(void *op_arg)
{
struct vframe_s *vf;
if (kfifo_get(&display_q, &vf))
return vf;
return NULL;
}
static void vmjpeg_vf_put(struct vframe_s *vf, void *op_arg)
{
kfifo_put(&recycle_q, (const struct vframe_s *)vf);
}
static int vmjpeg_event_cb(int type, void *data, void *private_data)
{
if (type & VFRAME_EVENT_RECEIVER_RESET) {
unsigned long flags;
amvdec_stop();
#ifndef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_light_unreg_provider(&vmjpeg_vf_prov);
#endif
spin_lock_irqsave(&lock, flags);
vmjpeg_local_init();
vmjpeg_prot_init();
spin_unlock_irqrestore(&lock, flags);
#ifndef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_reg_provider(&vmjpeg_vf_prov);
#endif
amvdec_start();
}
return 0;
}
static int vmjpeg_vf_states(struct vframe_states *states, void *op_arg)
{
unsigned long flags;
spin_lock_irqsave(&lock, flags);
states->vf_pool_size = VF_POOL_SIZE;
states->buf_free_num = kfifo_len(&newframe_q);
states->buf_avail_num = kfifo_len(&display_q);
states->buf_recycle_num = kfifo_len(&recycle_q);
spin_unlock_irqrestore(&lock, flags);
return 0;
}
static void mjpeg_set_clk(struct work_struct *work)
{
if (frame_dur > 0 && saved_resolution !=
frame_width * frame_height * (96000 / frame_dur)) {
int fps = 96000 / frame_dur;
saved_resolution = frame_width * frame_height * fps;
vdec_source_changed(VFORMAT_MJPEG,
frame_width, frame_height, fps);
}
}
static void vmjpeg_put_timer_func(struct timer_list *timer)
{
while (!kfifo_is_empty(&recycle_q) &&
(READ_VREG(MREG_TO_AMRISC) == 0)) {
struct vframe_s *vf;
if (kfifo_get(&recycle_q, &vf)) {
if ((vf->index < DECODE_BUFFER_NUM_MAX)
&& (--vfbuf_use[vf->index] == 0)) {
WRITE_VREG(MREG_TO_AMRISC, vf->index + 1);
vf->index = DECODE_BUFFER_NUM_MAX;
}
kfifo_put(&newframe_q, (const struct vframe_s *)vf);
}
}
schedule_work(&set_clk_work);
timer->expires = jiffies + PUT_INTERVAL;
add_timer(timer);
}
int vmjpeg_dec_status(struct vdec_s *vdec, struct vdec_info *vstatus)
{
if (!(stat & STAT_VDEC_RUN))
return -1;
vstatus->frame_width = frame_width;
vstatus->frame_height = frame_height;
if (0 != frame_dur)
vstatus->frame_rate = 96000 / frame_dur;
else
vstatus->frame_rate = 96000;
vstatus->error_count = 0;
vstatus->status = stat;
vstatus->bit_rate = gvs->bit_rate;
vstatus->frame_dur = frame_dur;
vstatus->frame_data = gvs->frame_data;
vstatus->total_data = gvs->total_data;
vstatus->frame_count = gvs->frame_count;
vstatus->error_frame_count = gvs->error_frame_count;
vstatus->drop_frame_count = gvs->drop_frame_count;
vstatus->total_data = gvs->total_data;
vstatus->samp_cnt = gvs->samp_cnt;
vstatus->offset = gvs->offset;
snprintf(vstatus->vdec_name, sizeof(vstatus->vdec_name),
"%s", DRIVER_NAME);
return 0;
}
int vmjpeg_set_isreset(struct vdec_s *vdec, int isreset)
{
is_reset = isreset;
return 0;
}
/****************************************/
static int vmjpeg_canvas_init(void)
{
int i, ret;
u32 canvas_width, canvas_height;
u32 decbuf_size, decbuf_y_size, decbuf_uv_size;
unsigned long buf_start;
if (buf_size <= 0x00400000) {
/* SD only */
canvas_width = 768;
canvas_height = 576;
decbuf_y_size = 0x80000;
decbuf_uv_size = 0x20000;
decbuf_size = 0x100000;
} else {
/* HD & SD */
canvas_width = 1920;
canvas_height = 1088;
decbuf_y_size = 0x200000;
decbuf_uv_size = 0x80000;
decbuf_size = 0x300000;
}
for (i = 0; i < MAX_BMMU_BUFFER_NUM; i++) {
ret = decoder_bmmu_box_alloc_buf_phy(mm_blk_handle, i,
decbuf_size, DRIVER_NAME, &buf_start);
if (ret < 0)
return ret;
#ifdef NV21
config_cav_lut_ex(index2canvas0(i) & 0xff,
buf_start,
canvas_width, canvas_height,
CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex((index2canvas0(i) >> 8) & 0xff,
buf_start +
decbuf_y_size, canvas_width,
canvas_height / 2, CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex(index2canvas1(i) & 0xff,
buf_start +
decbuf_size / 2, canvas_width,
canvas_height, CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex((index2canvas1(i) >> 8) & 0xff,
buf_start +
decbuf_y_size + decbuf_uv_size / 2,
canvas_width, canvas_height / 2,
CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
#else
config_cav_lut_ex(index2canvas0(i) & 0xff,
buf_start,
canvas_width, canvas_height,
CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex((index2canvas0(i) >> 8) & 0xff,
buf_start +
decbuf_y_size, canvas_width / 2,
canvas_height / 2, CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex((index2canvas0(i) >> 16) & 0xff,
buf_start +
decbuf_y_size + decbuf_uv_size,
canvas_width / 2, canvas_height / 2,
CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex(index2canvas1(i) & 0xff,
buf_start +
decbuf_size / 2, canvas_width,
canvas_height, CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex((index2canvas1(i) >> 8) & 0xff,
buf_start +
decbuf_y_size + decbuf_uv_size / 2,
canvas_width / 2, canvas_height / 2,
CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
config_cav_lut_ex((index2canvas1(i) >> 16) & 0xff,
buf_start +
decbuf_y_size + decbuf_uv_size +
decbuf_uv_size / 2, canvas_width / 2,
canvas_height / 2, CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_LINEAR, 0, VDEC_1);
#endif
}
return 0;
}
static void init_scaler(void)
{
/* 4 point triangle */
const unsigned int filt_coef[] = {
0x20402000, 0x20402000, 0x1f3f2101, 0x1f3f2101,
0x1e3e2202, 0x1e3e2202, 0x1d3d2303, 0x1d3d2303,
0x1c3c2404, 0x1c3c2404, 0x1b3b2505, 0x1b3b2505,
0x1a3a2606, 0x1a3a2606, 0x19392707, 0x19392707,
0x18382808, 0x18382808, 0x17372909, 0x17372909,
0x16362a0a, 0x16362a0a, 0x15352b0b, 0x15352b0b,
0x14342c0c, 0x14342c0c, 0x13332d0d, 0x13332d0d,
0x12322e0e, 0x12322e0e, 0x11312f0f, 0x11312f0f,
0x10303010
};
int i;
/* pscale enable, PSCALE cbus bmem enable */
WRITE_VREG(PSCALE_CTRL, 0xc000);
/* write filter coefs */
WRITE_VREG(PSCALE_BMEM_ADDR, 0);
for (i = 0; i < 33; i++) {
WRITE_VREG(PSCALE_BMEM_DAT, 0);
WRITE_VREG(PSCALE_BMEM_DAT, filt_coef[i]);
}
/* Y horizontal initial info */
WRITE_VREG(PSCALE_BMEM_ADDR, 37 * 2);
/* [35]: buf repeat pix0,
* [34:29] => buf receive num,
* [28:16] => buf blk x,
* [15:0] => buf phase
*/
WRITE_VREG(PSCALE_BMEM_DAT, 0x0008);
WRITE_VREG(PSCALE_BMEM_DAT, 0x60000000);
/* C horizontal initial info */
WRITE_VREG(PSCALE_BMEM_ADDR, 41 * 2);
WRITE_VREG(PSCALE_BMEM_DAT, 0x0008);
WRITE_VREG(PSCALE_BMEM_DAT, 0x60000000);
/* Y vertical initial info */
WRITE_VREG(PSCALE_BMEM_ADDR, 39 * 2);
WRITE_VREG(PSCALE_BMEM_DAT, 0x0008);
WRITE_VREG(PSCALE_BMEM_DAT, 0x60000000);
/* C vertical initial info */
WRITE_VREG(PSCALE_BMEM_ADDR, 43 * 2);
WRITE_VREG(PSCALE_BMEM_DAT, 0x0008);
WRITE_VREG(PSCALE_BMEM_DAT, 0x60000000);
/* Y horizontal phase step */
WRITE_VREG(PSCALE_BMEM_ADDR, 36 * 2 + 1);
/* [19:0] => Y horizontal phase step */
WRITE_VREG(PSCALE_BMEM_DAT, 0x10000);
/* C horizontal phase step */
WRITE_VREG(PSCALE_BMEM_ADDR, 40 * 2 + 1);
/* [19:0] => C horizontal phase step */
WRITE_VREG(PSCALE_BMEM_DAT, 0x10000);
/* Y vertical phase step */
WRITE_VREG(PSCALE_BMEM_ADDR, 38 * 2 + 1);
/* [19:0] => Y vertical phase step */
WRITE_VREG(PSCALE_BMEM_DAT, 0x10000);
/* C vertical phase step */
WRITE_VREG(PSCALE_BMEM_ADDR, 42 * 2 + 1);
/* [19:0] => C horizontal phase step */
WRITE_VREG(PSCALE_BMEM_DAT, 0x10000);
/* reset pscaler */
#if 1/*MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6*/
WRITE_VREG(DOS_SW_RESET0, (1 << 10));
WRITE_VREG(DOS_SW_RESET0, 0);
#else
WRITE_RESET_REG(RESET2_REGISTER, RESET_PSCALE);
#endif
READ_RESET_REG(RESET2_REGISTER);
READ_RESET_REG(RESET2_REGISTER);
READ_RESET_REG(RESET2_REGISTER);
WRITE_VREG(PSCALE_RST, 0x7);
WRITE_VREG(PSCALE_RST, 0x0);
}
static int vmjpeg_prot_init(void)
{
int r;
#if 1/*MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6*/
WRITE_VREG(DOS_SW_RESET0, (1 << 7) | (1 << 6));
WRITE_VREG(DOS_SW_RESET0, 0);
#else
WRITE_RESET_REG(RESET0_REGISTER, RESET_IQIDCT | RESET_MC);
#endif
r = vmjpeg_canvas_init();
WRITE_VREG(AV_SCRATCH_0, 12);
WRITE_VREG(AV_SCRATCH_1, 0x031a);
#ifdef NV21
WRITE_VREG(AV_SCRATCH_4, 0x010100);
WRITE_VREG(AV_SCRATCH_5, 0x030302);
WRITE_VREG(AV_SCRATCH_6, 0x050504);
WRITE_VREG(AV_SCRATCH_7, 0x070706);
#else
WRITE_VREG(AV_SCRATCH_4, 0x020100);
WRITE_VREG(AV_SCRATCH_5, 0x050403);
WRITE_VREG(AV_SCRATCH_6, 0x080706);
WRITE_VREG(AV_SCRATCH_7, 0x0b0a09);
#endif
init_scaler();
/* clear buffer IN/OUT registers */
WRITE_VREG(MREG_TO_AMRISC, 0);
WRITE_VREG(MREG_FROM_AMRISC, 0);
WRITE_VREG(MCPU_INTR_MSK, 0xffff);
WRITE_VREG(MREG_DECODE_PARAM, (frame_height << 4) | 0x8000);
/* clear mailbox interrupt */
WRITE_VREG(ASSIST_MBOX1_CLR_REG, 1);
/* enable mailbox interrupt */
WRITE_VREG(ASSIST_MBOX1_MASK, 1);
/* set interrupt mapping for vld */
WRITE_VREG(ASSIST_AMR1_INT8, 8);
#if 1/*MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6*/
#ifdef NV21
SET_VREG_MASK(MDEC_PIC_DC_CTRL, 1 << 17);
#else
CLEAR_VREG_MASK(MDEC_PIC_DC_CTRL, 1 << 17);
#endif
#endif
return r;
}
static int vmjpeg_vdec_info_init(void)
{
gvs = kzalloc(sizeof(struct vdec_info), GFP_KERNEL);
if (NULL == gvs) {
pr_info("the struct of vdec status malloc failed.\n");
return -ENOMEM;
}
return 0;
}
static void vmjpeg_local_init(void)
{
int i;
frame_width = vmjpeg_amstream_dec_info.width;
frame_height = vmjpeg_amstream_dec_info.height;
frame_dur = vmjpeg_amstream_dec_info.rate;
saved_resolution = 0;
amlog_level(LOG_LEVEL_INFO, "mjpegdec: w(%d), h(%d), dur(%d)\n",
frame_width, frame_height, frame_dur);
for (i = 0; i < DECODE_BUFFER_NUM_MAX; i++)
vfbuf_use[i] = 0;
INIT_KFIFO(display_q);
INIT_KFIFO(recycle_q);
INIT_KFIFO(newframe_q);
for (i = 0; i < VF_POOL_SIZE; i++) {
const struct vframe_s *vf = &vfpool[i];
vfpool[i].index = DECODE_BUFFER_NUM_MAX;
kfifo_put(&newframe_q, vf);
}
if (mm_blk_handle) {
decoder_bmmu_box_free(mm_blk_handle);
mm_blk_handle = NULL;
}
mm_blk_handle = decoder_bmmu_box_alloc_box(
DRIVER_NAME,
0,
MAX_BMMU_BUFFER_NUM,
4 + PAGE_SHIFT,
CODEC_MM_FLAGS_CMA_CLEAR |
CODEC_MM_FLAGS_FOR_VDECODER);
}
static s32 vmjpeg_init(void)
{
int ret = -1, size = -1;
char *buf = vmalloc(0x1000 * 16);
if (IS_ERR_OR_NULL(buf))
return -ENOMEM;
timer_setup(&recycle_timer, vmjpeg_put_timer_func, 0);
stat |= STAT_TIMER_INIT;
amvdec_enable();
vmjpeg_local_init();
size = get_firmware_data(VIDEO_DEC_MJPEG, buf);
if (size < 0) {
amvdec_disable();
pr_err("get firmware fail.");
vfree(buf);
return -1;
}
ret = amvdec_loadmc_ex(VFORMAT_MJPEG, NULL, buf);
if (ret < 0) {
amvdec_disable();
vfree(buf);
pr_err("MJPEG: the %s fw loading failed, err: %x\n",
tee_enabled() ? "TEE" : "local", ret);
return -EBUSY;
}
vfree(buf);
stat |= STAT_MC_LOAD;
/* enable AMRISC side protocol */
ret = vmjpeg_prot_init();
if (ret < 0)
return ret;
ret = vdec_request_irq(VDEC_IRQ_1, vmjpeg_isr,
"vmjpeg-irq", (void *)vmjpeg_dec_id);
if (ret) {
amvdec_disable();
amlog_level(LOG_LEVEL_ERROR, "vmjpeg irq register error.\n");
return -ENOENT;
}
stat |= STAT_ISR_REG;
#ifdef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_provider_init(&vmjpeg_vf_prov, PROVIDER_NAME, &vmjpeg_vf_provider,
NULL);
vf_reg_provider(&vmjpeg_vf_prov);
vf_notify_receiver(PROVIDER_NAME, VFRAME_EVENT_PROVIDER_START, NULL);
#else
vf_provider_init(&vmjpeg_vf_prov, PROVIDER_NAME, &vmjpeg_vf_provider,
NULL);
vf_reg_provider(&vmjpeg_vf_prov);
#endif
if (!is_reset)
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_FR_HINT,
(void *)
((unsigned long)vmjpeg_amstream_dec_info.rate));
stat |= STAT_VF_HOOK;
recycle_timer.expires = jiffies + PUT_INTERVAL;
add_timer(&recycle_timer);
stat |= STAT_TIMER_ARM;
amvdec_start();
stat |= STAT_VDEC_RUN;
return 0;
}
static int amvdec_mjpeg_probe(struct platform_device *pdev)
{
struct vdec_s *pdata = *(struct vdec_s **)pdev->dev.platform_data;
mutex_lock(&vmjpeg_mutex);
amlog_level(LOG_LEVEL_INFO, "amvdec_mjpeg probe start.\n");
INIT_WORK(&set_clk_work, mjpeg_set_clk);
if (pdata == NULL) {
amlog_level(LOG_LEVEL_ERROR,
"amvdec_mjpeg memory resource undefined.\n");
mutex_unlock(&vmjpeg_mutex);
return -EFAULT;
}
if (pdata->sys_info)
vmjpeg_amstream_dec_info = *pdata->sys_info;
pdata->dec_status = vmjpeg_dec_status;
pdata->set_isreset = vmjpeg_set_isreset;
is_reset = 0;
vmjpeg_vdec_info_init();
if (vmjpeg_init() < 0) {
amlog_level(LOG_LEVEL_ERROR, "amvdec_mjpeg init failed.\n");
mutex_unlock(&vmjpeg_mutex);
kfree(gvs);
gvs = NULL;
pdata->dec_status = NULL;
return -ENODEV;
}
mutex_unlock(&vmjpeg_mutex);
amlog_level(LOG_LEVEL_INFO, "amvdec_mjpeg probe end.\n");
return 0;
}
static int amvdec_mjpeg_remove(struct platform_device *pdev)
{
mutex_lock(&vmjpeg_mutex);
cancel_work_sync(&set_clk_work);
if (stat & STAT_VDEC_RUN) {
amvdec_stop();
stat &= ~STAT_VDEC_RUN;
}
if (stat & STAT_ISR_REG) {
vdec_free_irq(VDEC_IRQ_1, (void *)vmjpeg_dec_id);
stat &= ~STAT_ISR_REG;
}
if (stat & STAT_TIMER_ARM) {
del_timer_sync(&recycle_timer);
stat &= ~STAT_TIMER_ARM;
}
if (stat & STAT_VF_HOOK) {
if (!is_reset)
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_FR_END_HINT,
NULL);
vf_unreg_provider(&vmjpeg_vf_prov);
stat &= ~STAT_VF_HOOK;
}
amvdec_disable();
mutex_unlock(&vmjpeg_mutex);
kfree(gvs);
gvs = NULL;
if (mm_blk_handle) {
decoder_bmmu_box_free(mm_blk_handle);
mm_blk_handle = NULL;
}
amlog_level(LOG_LEVEL_INFO, "amvdec_mjpeg remove.\n");
return 0;
}
/****************************************/
static struct platform_driver amvdec_mjpeg_driver = {
.probe = amvdec_mjpeg_probe,
.remove = amvdec_mjpeg_remove,
#ifdef CONFIG_PM
.suspend = amvdec_suspend,
.resume = amvdec_resume,
#endif
.driver = {
.name = DRIVER_NAME,
}
};
static struct codec_profile_t amvdec_mjpeg_profile = {
.name = "mjpeg",
.profile = ""
};
static struct mconfig mjpeg_configs[] = {
MC_PU32("stat", &stat),
};
static struct mconfig_node mjpeg_node;
static int __init amvdec_mjpeg_driver_init_module(void)
{
amlog_level(LOG_LEVEL_INFO, "amvdec_mjpeg module init\n");
if (platform_driver_register(&amvdec_mjpeg_driver)) {
amlog_level(LOG_LEVEL_ERROR,
"failed to register amvdec_mjpeg driver\n");
return -ENODEV;
}
vcodec_profile_register(&amvdec_mjpeg_profile);
INIT_REG_NODE_CONFIGS("media.decoder", &mjpeg_node,
"mjpeg", mjpeg_configs, CONFIG_FOR_RW);
return 0;
}
static void __exit amvdec_mjpeg_driver_remove_module(void)
{
amlog_level(LOG_LEVEL_INFO, "amvdec_mjpeg module remove.\n");
platform_driver_unregister(&amvdec_mjpeg_driver);
}
/****************************************/
module_param(stat, uint, 0664);
MODULE_PARM_DESC(stat, "\n amvdec_mjpeg stat\n");
module_init(amvdec_mjpeg_driver_init_module);
module_exit(amvdec_mjpeg_driver_remove_module);
MODULE_DESCRIPTION("AMLOGIC MJMPEG Video Decoder Driver");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Tim Yao <timyao@amlogic.com>");