/**
* @brief PPU text number ram ptr set function.
* @param p_register_set [in]: PPU struct value set.
* @param text_index [in]: text_index:0:TEXT0,1: TEXT1,2: TEXT2,3: TEXT3.
* @param value:[in]: value: 32-bit segment address.
* @return SUCCESS/ERROR_ID.
*/
signed int
gp_ppu_text_number_array_set_ptr(
PPU_REGISTER_SETS *p_register_set,
unsigned int text_index,
unsigned int value
)
{
unsigned int temp,temp1;
if (!p_register_set || text_index>C_PPU_TEXT4) {
return -ENOIOCTLCMD;
}
temp = (unsigned int)gp_user_va_to_pa((unsigned short *)value);
temp1 = (unsigned int)gp_chunk_va((unsigned int)temp);
p_register_set->text[text_index].n_ptr = temp1;
p_register_set->text[text_index].n_ptr_pa = temp;
// Notify PPU driver to update text registers
gp_ppu_text_set_update_reg_flag(p_register_set, text_index);
return 0;
}
/**
* @brief Chunkmem device ioctl function
*/
static long chunkmem_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
chunk_block_t block;
void *ka; /* kernel_addr */
unsigned int va; /* user_addr */
unsigned int pa; /* phy_addr*/
long ret = 0;
unsigned int offset = 0;
switch (cmd) {
case CHUNK_MEM_ALLOC:
case CHUNK_MEM_SHARE:
case CHUNK_MEM_MMAP:
{
if (copy_from_user(&block, (void __user*)arg, sizeof(block))) {
ret = -EFAULT;
break;
}
/* alloc|share|mmap memory */
if (cmd == CHUNK_MEM_MMAP) {
DIAG_VERB("CHUNK_MEM_MMAP:\n");
ka = gp_chunk_va(block.phy_addr);
if (ka == NULL) {
DIAG_ERROR("CHUNK_MEM_MMAP: bad address! (%s:%08X)\n", current->comm, block.phy_addr);
ret = -EFAULT; /* mmap fail */
break;
}
/* page alignment */
offset = block.phy_addr & ~PAGE_MASK;
ka = (void *)((unsigned long)ka & PAGE_MASK);
DIAG_VERB("CHUNK_MEM_MMAP: phy_addr = %08X\n", block.phy_addr);
DIAG_VERB("CHUNK_MEM_MMAP: size = %08X\n", block.size);
DIAG_VERB("CHUNK_MEM_MMAP: ka = %08X\n", (unsigned int)ka);
DIAG_VERB("CHUNK_MEM_MMAP: offset = %08X\n", offset);
DIAG_VERB("CHUNK_MEM_MMAP: PAGE_ALIGN(size + offset) = %08X\n", PAGE_ALIGN(block.size + offset));
}
else {
if (cmd == CHUNK_MEM_ALLOC) {
DIAG_VERB("CHUNK_MEM_ALLOC:\n");
DIAG_VERB("size = %08X (%d)\n", block.size, block.size);
ka = gp_chunk_malloc(current->tgid, block.size);
DIAG_VERB("gp_chunk_malloc return ka=%08X\n", ka);
if (ka == NULL) {
DIAG_ERROR("CHUNK_MEM_ALLOC: out of memory! (%s:%08X)\n", current->comm, block.size);
dlMalloc_Status(NULL);
ret = -ENOMEM;
break;
}
block.phy_addr = gp_chunk_pa(ka);
}
else { /* CHUNK_MEM_SHARE */
DIAG_VERB("CHUNK_MEM_SHARE:\n");
ka = gp_chunk_va(block.phy_addr);
if ((ka == NULL) || (dlShare(ka) == 0)) {
DIAG_ERROR("CHUNK_MEM_SHARE: bad address! (%s:%08X)\n", current->comm, block.phy_addr);
ret = -EFAULT; /* share fail */
break;
}
}
block.size = dlMalloc_Usable_Size(ka) & PAGE_MASK; /* actual allocated size */
DIAG_VERB("actual size = %08X (%d)\n", block.size, block.size);
DIAG_VERB("ka = %08X\n", (unsigned int)ka);
}
/* mmap to userspace */
down(&chunkmem->sem);
down_write(¤t->mm->mmap_sem);
chunkmem->mmap_enable = 1; /* enable mmap in CHUNK_MEM_ALLOC */
va = do_mmap_pgoff(
file, 0, PAGE_ALIGN(block.size + offset),
PROT_READ|PROT_WRITE,
MAP_SHARED,
(ka - chunkmem->vbase) >> PAGE_SHIFT);
chunkmem->mmap_enable = 0; /* disable it */
up_write(¤t->mm->mmap_sem);
up(&chunkmem->sem);
if (IS_ERR_VALUE(va)) {
ret = va; /* errcode */
DIAG_ERROR("%s: chunkmem mmap fail(%d)! (%s)\n",
(cmd == CHUNK_MEM_MMAP) ? "CHUNK_MEM_MMAP" : ((cmd == CHUNK_MEM_ALLOC) ? "CHUNK_MEM_ALLOC" : "CHUNK_MEM_SHARE"),
ret, current->comm);
break;
}
va += offset;
block.addr = (void *)va;
DIAG_VERB("va = %08X\n\n", va);
if (copy_to_user((void __user*)arg, &block, sizeof(block))) {
ret = -EFAULT;
break;
}
}
break;
case CHUNK_MEM_FREE:
{
if (copy_from_user(&block, (void __user*)arg, sizeof(block))) {
ret = -EFAULT;
break;
}
/* translate user_va to ka */
DIAG_VERB("CHUNK_MEM_FREE:\n");
DIAG_VERB("va = %08X\n", (unsigned int)block.addr);
pa = gp_user_va_to_pa(block.addr); /* user_addr to phy_addr */
if (pa == 0) {
DIAG_ERROR("CHUNK_MEM_FREE: chunkmem user_va_to_pa fail! (%s:%08X)\n", current->comm, block.addr);
ret = -EFAULT;
break;
}
DIAG_VERB("pa = %08X\n", pa);
ka = gp_chunk_va(pa); /* phy_addr to kernel_addr */
if (ka == NULL) {
DIAG_ERROR("CHUNK_MEM_FREE: not a chunkmem address! (%s:%08X)\n", current->comm, pa);
ret = -EFAULT;
break;
}
block.size = dlMalloc_Usable_Size(ka) & PAGE_MASK;
DIAG_VERB("ka = %08X\n", (unsigned int)ka);
DIAG_VERB("actual size = %08X (%d)\n\n", block.size, block.size);
/* munmap memory */
down_write(¤t->mm->mmap_sem);
do_munmap(current->mm, (unsigned int)block.addr, block.size);
up_write(¤t->mm->mmap_sem);
/* free memory */
gp_chunk_free(ka);
#if (DIAG_LEVEL >= DIAG_LVL_VERB) && !defined(DIAG_VERB_OFF)
dlMalloc_Status(NULL);
#endif
}
break;
case CHUNK_MEM_INFO:
{
chunk_info_t info;
if (copy_from_user(&info, (void __user*)arg, sizeof(info))) {
ret = -EFAULT;
break;
}
if (info.pid == (unsigned int)(-1)) {
info.pid = current->tgid;
}
#if CHUNK_SUSPEND_TEST
if (info.pid) {
dlMalloc_Status(NULL);
}
else {
gp_chunk_suspend(my_save_data);
memset(chunkmem->vbase, 0, chunkmem->size);
/* restore */
while (blocks != NULL) {
data_block_t *block = blocks;
blocks = block->next;
DIAG_DEBUG("restore data: %p %08X\n", block->addr, block->size);
memcpy(block->addr, &block->data, block->size);
kfree(block);
}
}
#else
down(&chunkmem->sem);
dlMalloc_Status((mem_info_t *)&info);
up(&chunkmem->sem);
#endif
if (copy_to_user((void __user*)arg, &info, sizeof(info))) {
ret = -EFAULT;
break;
}
}
break;
case CHUNK_MEM_VA2PA:
{
ret = -EFAULT;
if (copy_from_user(&block, (void __user*)arg, sizeof(block))) {
break;
}
pa = gp_user_va_to_pa(block.addr); /* user_addr to phy_addr */
if (pa != 0) {
ka = gp_chunk_va(pa); /* phy_addr to kernel_addr */
if (ka != NULL) {
block.phy_addr = pa;
if (copy_to_user((void __user*)arg, &block, sizeof(block)) == 0) {
ret = 0;
}
}
}
}
break;
case CHUNK_MEM_MUNMAP:
{
if (copy_from_user(&block, (void __user*)arg, sizeof(block))) {
ret = -EFAULT;
break;
}
va = (unsigned int)block.addr;
/* page alignment */
offset = va & ~PAGE_MASK;
va &= PAGE_MASK;
/* munmap memory */
down_write(¤t->mm->mmap_sem);
do_munmap(current->mm, va, PAGE_ALIGN(block.size + offset));
up_write(¤t->mm->mmap_sem);
}
break;
case CHUNK_MEM_FREEALL:
gp_chunk_free_all((unsigned int)arg);
printk(KERN_WARNING "CHUNK_MEM_FREEALL(%ld)\n", arg);
break;
case CHUNK_MEM_DUMP:
dlMalloc_Status(0);
break;
default:
ret = -ENOTTY; /* Inappropriate ioctl for device */
break;
}
return ret;
}
/**
* @brief Scale do scaling function
* @param ctx [in] scale parameter
* @return success: 0, fail: errcode
* @see
*/
static int scale_trigger(scale_content_t *ctx)
{
int ret = 0;
#ifndef GP_SYNC_OPTION
unsigned int y_addr, u_addr, v_addr, output_addr;
unsigned int format = gpHalScaleGetFmtByBmpType(ctx->src_img.type);
#endif
if (down_interruptible(&scale->sem) != 0) {
return -ERESTARTSYS;
}
#ifndef GP_SYNC_OPTION
y_addr = (unsigned int)ctx->src_img.pData;
u_addr = (unsigned int)ctx->src_img.pDataU;
v_addr = (unsigned int)ctx->src_img.pDataV;
output_addr = (unsigned int)ctx->dst_img.pData;
/* translate address from user_va to pa */
ctx->src_img.pData = (void *)gp_user_va_to_pa(ctx->src_img.pData);
if (ctx->src_img.pDataU != NULL) {
ctx->src_img.pDataU = (void *)gp_user_va_to_pa(ctx->src_img.pDataU);
ctx->src_img.pDataV = (void *)gp_user_va_to_pa(ctx->src_img.pDataV);
}
ctx->dst_img.pData = (void *)gp_user_va_to_pa(ctx->dst_img.pData);
DIAG_VERB("[SCALE_IOCTL_TRIGGER] src:%08X dst:%08X\n", ctx->src_imgpData, ctx->dst_img.pData);
#endif
/* start scaling */
ret = gp_line_buffer_request(LINE_BUFFER_MODULE_SCALER, ctx->scale_rgn.width);
if (ret != 0) {
DIAG_ERROR("Scalar request line buffer fail: %d\n", ret);
goto out;
}
/* clean dcache */
#ifndef GP_SYNC_OPTION
gp_clean_dcache_range(y_addr, ctx->src_img.height * ctx->src_img.bpl);
if ((ctx->src_img.pDataU != NULL)
&& (format == SE_CFMT_YCbCr420 || format == SE_CFMT_YCbCr422 || format == SE_CFMT_YCbCr444)) {
unsigned int uv_size = ctx->src_img.height / ((format == SE_CFMT_YCbCr420)?2:1) * ctx->src_img.strideUV;
gp_clean_dcache_range(u_addr, uv_size);
gp_clean_dcache_range(v_addr, uv_size);
}
#else
GP_SYNC_CACHE();
#endif
scale->done = false;
ret = gpHalScaleExec(&ctx->src_img, &ctx->clip_rgn,
&ctx->dst_img, &ctx->scale_rgn);
if (ret != SP_OK) {
gp_line_buffer_release(LINE_BUFFER_MODULE_SCALER);
DIAG_ERROR("gpHalScaleExec fail: %d\n", ret);
ret = -ret;
goto out;
}
if (ctx->timeout == 0) {
ctx->timeout = SCALE_DEFAULT_TIMEOUT;
}
#if POLLING_TEST
DIAG_VERB("Waiting for Scaling Done\n");
if (HAL_BUSY_WAITING(gpHalScaleDone(), ctx->timeout) >= 0) {
gpHalScaleClearDone();
DIAG_VERB("Scaling Done\n");
}
else {
DIAG_ERROR("---------------------------------> Scaler1 Timeout (polling %dms) !!!!!!!!!!!!\n", ctx->timeout);
#if DEBUG_DUMP
scale_param_dump(ctx);
gpHalScaleRegDump();
#endif
}
gp_line_buffer_release(LINE_BUFFER_MODULE_SCALER);
#else
if (ctx->timeout != 0xFFFFFFFF) {
/* waiting for done */
if (wait_event_timeout(scale->done_wait, scale->done, (ctx->timeout * HZ) / 1000) == 0) {
ret = -ETIMEDOUT;
gp_line_buffer_release(LINE_BUFFER_MODULE_SCALER);
DIAG_ERROR("---------------------------------> Scaler1 Timeout (IRQ %dms) !!!!!!!!!!!!\n", ctx->timeout);
#if DEBUG_DUMP
scale_param_dump(ctx);
gpHalScaleRegDump();
#endif
}
else {
/* invalidate dcache */
#ifndef GP_SYNC_OPTION
#if 0
gp_invalidate_dcache_range(output_addr + ctx->dst_img.bpl * ctx->scale_rgn.y,
ctx->dst_img.bpl * ctx->scale_rgn.height);
#else
gp_invalidate_dcache_range(output_addr, ctx->dst_img.bpl * ctx->dst_img.height);
#endif
#else
GP_SYNC_CACHE();
#endif
}
}
#endif
out:
up(&scale->sem);
return ret;
}
/**
* @brief charater device ioctl function
* @return success: 0
* @see
*/
static long gp_csi_ioctl(struct file *filp, uint32_t cmd, unsigned long arg)
{
struct v4l2_input *in;
struct v4l2_queryctrl *qc;
struct v4l2_fmtdesc *fmtd;
struct v4l2_format *fmt;
struct v4l2_buffer *bf;
struct v4l2_control *ctrl;
struct v4l2_streamparm *param;
struct v4l2_subdev *sd;
struct v4l2_cropcap *cc;
struct v4l2_crop *crop;
struct v4l2_interface *interface;
struct clk *clock;
callbackfunc_t *cb;
gpCsiMclk_t mclk;
char *port;
uint8_t div;
int16_t *addr;
int32_t idx;
int32_t ret=0;
int32_t i;
int32_t setctrl;
if( down_interruptible(&csi_devices->sem) ) {
return -ERESTARTSYS;
}
/* Success */
switch(cmd) {
case VIDIOC_QUERYCAP:
copy_to_user((struct v4l2_capability*)arg, &csi_cap, sizeof(struct v4l2_capability));
break;
case VIDIOC_ENUMINPUT:
in = (struct v4l2_input*)arg;
ret = gp_get_sensorinfo( in->index, (int*)&sd, (int*)&cb, (int*)&port, (int*)&sensor );
if( ret==-1 )
{
DIAG_ERROR("Index Out of bound or unregister\n");
ret = -EINVAL;
goto ioctlret;
}
in->type = V4L2_INPUT_TYPE_CAMERA;
strcpy( in->name, sd->name );
break;
case VIDIOC_S_INPUT:
if((int32_t)arg==csi_devices->sdidx) {
DIAG_ERROR("The Same input\n");
goto ioctlret;
}
if( csi_devices->sdidx!=NO_INPUT ) {
ret = gp_get_sensorinfo( (int32_t)arg, (int*)&sd, (int*)&cb, (int*)&port, (int*)&sensor );
if(ret==-1) {
DIAG_ERROR("Set input fail\n");
ret = -EINVAL;
goto ioctlret;
}
ret = gp_get_sensorinfo( csi_devices->sdidx, (int*)&sd, (int*)&cb, (int*)&port, (int*)&sensor );
if(ret==-1) {
DIAG_ERROR("suspend fail\n");
ret = -EINVAL;
goto ioctlret;
}
csi_devices->sd->ops->ext->suspend(csi_devices->sd);
if( csi_devices->cb->standby != NULL )
csi_devices->cb->standby(1);
if( csi_devices->cb->powerctl!=NULL )
csi_devices->cb->powerctl(0);
}
ret = gp_get_sensorinfo( (int32_t)arg, (int*)&csi_devices->sd, (int*)&(csi_devices->cb), (int*)&port, (int*)&sensor );
if(ret==-1)
{
DIAG_ERROR("Set input fail\n");
ret = -EINVAL;
goto ioctlret;
}
csi_devices->sdidx = (int32_t)arg;
if( csi_devices->cb->powerctl!=NULL )
csi_devices->cb->powerctl(1);
if( csi_devices->cb->standby != NULL )
csi_devices->cb->standby(0);
if( csi_devices->cb->set_port!=NULL )
csi_devices->cb->set_port(port);
/* open mclk, some sensor need mclk befor init */
/* if(sensor->fmt[0].mclk_src == CSI_CLK_SPLL) {
clock = clk_get(NULL, "clk_ref_ceva");
ret = clk_get_rate(clock);
}else{
ret = USBPHY_CLK;
}
div = ret/sensor->fmt[0].mclk;
if((ret % sensor->fmt[0].mclk) == 0) div--;
DEBUG("mclk = %d\n", ret/(div + 1));
gpHalCsiSetMclk(sensor->fmt[0].mclk_src, div, 0, 0);*/
sd = csi_devices->sd;
ret = sd->ops->core->reset(sd, 0);
ret = sd->ops->core->init(sd, 0);
if(ret < 0)
{
DIAG_ERROR("sensor init fail\n");
ret=-EINVAL;
goto ioctlret;
}
break;
case VIDIOC_G_INPUT:
ret = csi_devices->sdidx;
break;
case VIDIOC_S_FMT:
printk("gp_csi \n");
fmt = (struct v4l2_format*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
if(fmt->fmt.pix.pixelformat==V4L2_PIX_FMT_YUYV)
gpHalCsiSetFormat( CSI_YUVIN | CSI_INSEQ_YUYV );
else if(fmt->fmt.pix.pixelformat==V4L2_PIX_FMT_UYVY)
gpHalCsiSetFormat( CSI_YUVIN | CSI_INSEQ_UYVY );
else if(fmt->fmt.pix.pixelformat==V4L2_PIX_FMT_RGB565)
gpHalCsiSetFormat( CSI_RGBIN );
else if(fmt->fmt.pix.pixelformat==V4L2_PIX_FMT_RGB555X)
gpHalCsiSetFormat( CSI_RGBIN | CSI_RGB1555 );
else
{
ret = -EINVAL;
goto ioctlret;
}
for(i=0; i<sensor->sensor_fmt_num; i++) {
if( (fmt->fmt.pix.width == sensor->fmt[i].hpixel) && (fmt->fmt.pix.height == sensor->fmt[i].vline) ) {
sd = csi_devices->sd;
ret = sd->ops->video->s_fmt(sd, fmt);
if(ret >= 0) {
gpHalCsiSetResolution( sensor->fmt[i].hpixel-1, sensor->fmt[i].vline-1, sensor->fmt[i].hpixel*2,
sensor->fmt[i].hoffset, sensor->fmt[i].voffset);
/* if(sensor->fmt[0].mclk_src == CSI_CLK_SPLL) {
clock = clk_get(NULL, "clk_ref_ceva");
ret = clk_get_rate(clock);
}else{
ret = USBPHY_CLK;
}
div = ret/sensor->fmt[0].mclk;
if((ret % sensor->fmt[0].mclk) == 0) div--;
// DEBUG("mclk = %d\n", ret/(div + 1));
// gpHalCsiSetMclk(sensor->fmt[0].mclk_src, div, 0, 0);*/
}
break;
}
}
if(sensor->sensor_fmt_num == i) {
ret = -EINVAL;
goto ioctlret;
}
break;
case VIDIOC_G_FMT:
fmt = (struct v4l2_format*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->g_fmt(sd, fmt);
break;
case VIDIOC_TRY_FMT:
fmt = (struct v4l2_format*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->try_fmt(sd, fmt);
break;
case VIDIOC_ENUM_FMT:
fmtd = (struct v4l2_fmtdesc*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->enum_fmt(sd, fmtd);
break;
case VIDIOC_QUERYCTRL:
qc = (struct v4l2_queryctrl*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->core->queryctrl(sd, qc);
break;
case VIDIOC_G_CTRL:
ctrl = (struct v4l2_control*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->core->g_ctrl(sd, ctrl);
break;
case VIDIOC_S_CTRL:
ctrl = (struct v4l2_control*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->core->s_ctrl(sd, ctrl);
break;
case VIDIOC_S_INTERFACE:
interface = (struct v4l2_interface*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
setctrl = 0;
if( interface->Interface==1 )
setctrl |= CSI_CCIR656;
if( interface->HsyncAct==1 )
setctrl |= CSI_HSYNC_HACT;
if( interface->VsyncAct==1 )
setctrl |= CSI_VSYNC_HACT;
if( interface->Field==1 )
setctrl |= CSI_FIELD_ODDH;
if( interface->Interlace==1 )
setctrl |= CSI_INTERLACE;
if( interface->FrameEndMode==1 )
setctrl |= CSI_FMMODE_ODDFIELD;
else if( interface->FrameEndMode==2 )
setctrl |= CSI_FMMODE_EVENFIELD;
if( interface->SampleEdge==1 )
setctrl |= CSI_SAMPLE_NEG;
if( interface->FmtOut==1 )
setctrl |= CSI_YUVOUT;
// setctrl |= CSI_EN | CSI_UPDATESET;
gpHalCsiSetCtrl(setctrl);
ret = sd->ops->ext->s_interface(sd, interface);
break;
case VIDIOC_G_INTERFACE:
interface = (struct v4l2_interface*)arg;
gpHalCsiGetCtrl(&setctrl);
if(setctrl&CSI_CCIR656)
interface->Interface=1;
if(setctrl&CSI_HSYNC_HACT)
interface->HsyncAct=1;
if(setctrl&CSI_VSYNC_HACT)
interface->VsyncAct=1;
if(setctrl&CSI_FIELD_ODDH)
interface->Field=1;
if(setctrl&CSI_INTERLACE)
interface->Interlace=1;
if(setctrl&CSI_FMMODE_ODDFIELD)
interface->FrameEndMode=1;
else if(setctrl&CSI_FMMODE_EVENFIELD)
interface->FrameEndMode=2;
if(setctrl&CSI_SAMPLE_NEG)
interface->SampleEdge=1;
if(setctrl&CSI_YUVOUT)
interface->FmtOut=1;
break;
case VIDIOC_S_MCLK:
/* ret = copy_from_user((void*)&mclk, (void __user*)arg, sizeof(mclk));
if(ret < 0)
{
DIAG_ERROR("mclk set error\n");
ret = -EINVAL;
goto ioctlret;
}
if(mclk.mclk_out == 0)
{
mclk.mclk_sel = div = 0;
mclk.pclk_dly = 0;
mclk.pclk_revb = 0;
DEBUG("mclk = 0\n");
}
else
{
if(mclk.mclk_sel == CSI_CLK_SPLL)
{
clock = clk_get(NULL, "clk_ref_ceva");
ret = clk_get_rate(clock);
}
else
{
ret = USBPHY_CLK;
}
div = ret/mclk.mclk_out;
if((ret % mclk.mclk_out) == 0) div--;
DEBUG("mclk = %d\n", ret/(div + 1));
}
gpHalCsiSetMclk(mclk.mclk_sel, div, mclk.pclk_dly, mclk.pclk_revb);*/
break;
case VIDIOC_G_MCLK:
gpHalCsiGetMclk(&mclk.mclk_sel, &div, &mclk.pclk_dly, &mclk.pclk_revb);
if(mclk.mclk_sel == CSI_CLK_SPLL)
{
clock = clk_get(NULL, "clk_ref_ceva");
ret = clk_get_rate(clock);
}
else
{
ret = USBPHY_CLK;
}
mclk.mclk_out = ret/(div + 1);
ret = copy_to_user((void __user*)arg, (void*)&mclk, sizeof(mclk));
if(ret < 0)
{
DIAG_ERROR("mclk get error\n");
ret = -EINVAL;
goto ioctlret;
}
break;
case VIDIOC_CROPCAP:
cc = (struct v4l2_cropcap*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->cropcap(sd, cc);
break;
case VIDIOC_G_CROP:
crop = (struct v4l2_crop*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->g_crop(sd, crop);
break;
case VIDIOC_S_CROP:
crop = (struct v4l2_crop*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->s_crop(sd, crop);
break;
case VIDIOC_G_PARM:
param = (struct v4l2_streamparm*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->g_parm(sd, param);
break;
case VIDIOC_S_PARM:
param = (struct v4l2_streamparm*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
ret = sd->ops->video->s_parm(sd, param);
break;
case VIDIOC_REQBUFS:
copy_from_user(&(csi_devices->rbuf),(struct v4l2_requestbuffers*)arg, sizeof(struct v4l2_requestbuffers));
ret = check_rqbuf_type();
break;
case VIDIOC_STREAMON:
//sd = csi_devices->sd;
//ret = sd->ops->core->init(sd, 0);
if(ret < 0)
{
DIAG_ERROR("sensor init fail\n");
ret = -EINVAL;
goto ioctlret;
}
if(arg == (unsigned long)NULL)
{
if(csi_devices->in_que[0] == 0xFF)
{
DIAG_ERROR("No buffer in Que\n");
ret = -EINVAL;
goto ioctlret;
}
gpHalCsiSetBuf(csi_devices->bfaddr[csi_devices->in_que[0]]);
gpHalCsiStart();
}
else
{
DIAG_ERROR("csi start fail\n");
ret=-EINVAL;
}
break;
case VIDIOC_STREAMOFF:
gpHalCsiSetMclk(0, 0, 0, 0);
gpHalCsiStop();
CLEAR(csi_devices->bfaddr, 0);
CLEAR(csi_devices->bf, 0);
CLEAR(csi_devices->in_que, 0xFF);
CLEAR(csi_devices->out_que, 0xFF);
csi_devices->csi_feint_flag = 0;
break;
case VIDIOC_QBUF:
bf = (struct v4l2_buffer*)arg;
if( bf->type != csi_devices->rbuf.type ) {
DIAG_ERROR("QBuf Type error\n");
ret = -EINVAL;
goto ioctlret;
}
if( bf->index>=csi_devices->rbuf.count ) {
DIAG_ERROR("QBuf index out of bound\n");
ret = -EINVAL;
goto ioctlret;
}
for( i=0; i<CSI_MAX_QUE; i++ ) {
if(csi_devices->in_que[i]==0xFF) {
csi_devices->in_que[i]=bf->index;
break;
}
if(i==(CSI_MAX_QUE-1)) {
DIAG_ERROR("Que buffer is full\n");
ret = -EINVAL;
goto ioctlret;
}
}
idx = bf->index;
copy_from_user(&(csi_devices->bf[idx]), (struct v4l2_buffer*)arg, sizeof(struct v4l2_buffer));
csi_devices->bf[idx].flags = V4L2_BUF_FLAG_QUEUED;
addr = (int16_t *)gp_user_va_to_pa((int16_t *)bf->m.userptr);
csi_devices->bfaddr[idx] = (int)addr;
break;
case VIDIOC_DQBUF:
bf = (struct v4l2_buffer*)arg;
if( bf->type != csi_devices->rbuf.type )
{
ret = -EINVAL;
goto ioctlret;
}
if( csi_devices->out_que[0]==0xFF )
{
DIAG_ERROR("no buffer ready\n");
ret = -EINVAL;
goto ioctlret;
}
copy_to_user((struct v4l2_buffer*)arg, &(csi_devices->bf[csi_devices->out_que[0]]), sizeof(struct v4l2_buffer));
// shift the out_queue buffer
for(i=0; i<(CSI_MAX_QUE-1); i++)
csi_devices->out_que[i] = csi_devices->out_que[i+1];
csi_devices->out_que[CSI_MAX_QUE-1]=0xFF;
break;
case VIDIOC_QUERYSTD:
{
v4l2_std_id *std = (v4l2_std_id*)arg;
if(csi_devices->sdidx==NO_INPUT)
{
DIAG_ERROR("please set input first\n");
ret = -EINVAL;
goto ioctlret;
}
sd = csi_devices->sd;
if ( sd->ops->video->querystd )
ret = sd->ops->video->querystd(sd, std);
else
ret = ENOIOCTLCMD;
break;
}
}
ioctlret:
up(&csi_devices->sem);
return ret;
}