/*!
* CSI ENC enable channel setup function
*
* @param cam struct cam_data * mxc capture instance
*
* @return status
*/
static int csi_enc_setup(cam_data *cam)
{
ipu_channel_params_t params;
u32 pixel_fmt;
int err = 0, sensor_protocol = 0;
dma_addr_t dummy = cam->dummy_frame.buffer.m.offset;
#ifdef CONFIG_MXC_MIPI_CSI2
void *mipi_csi2_info;
int ipu_id;
int csi_id;
#endif
CAMERA_TRACE("In csi_enc_setup\n");
if (!cam) {
printk(KERN_ERR "cam private is NULL\n");
return -ENXIO;
}
memset(¶ms, 0, sizeof(ipu_channel_params_t));
params.csi_mem.csi = cam->csi;
sensor_protocol = ipu_csi_get_sensor_protocol(cam->ipu, cam->csi);
switch (sensor_protocol) {
case IPU_CSI_CLK_MODE_GATED_CLK:
case IPU_CSI_CLK_MODE_NONGATED_CLK:
case IPU_CSI_CLK_MODE_CCIR656_PROGRESSIVE:
case IPU_CSI_CLK_MODE_CCIR1120_PROGRESSIVE_DDR:
case IPU_CSI_CLK_MODE_CCIR1120_PROGRESSIVE_SDR:
params.csi_mem.interlaced = false;
break;
case IPU_CSI_CLK_MODE_CCIR656_INTERLACED:
case IPU_CSI_CLK_MODE_CCIR1120_INTERLACED_DDR:
case IPU_CSI_CLK_MODE_CCIR1120_INTERLACED_SDR:
params.csi_mem.interlaced = true;
break;
default:
printk(KERN_ERR "sensor protocol unsupported\n");
return -EINVAL;
}
if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_YUV420)
pixel_fmt = IPU_PIX_FMT_YUV420P;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_YUV422P)
pixel_fmt = IPU_PIX_FMT_YUV422P;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_UYVY)
pixel_fmt = IPU_PIX_FMT_UYVY;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
pixel_fmt = IPU_PIX_FMT_YUYV;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_NV12)
pixel_fmt = IPU_PIX_FMT_NV12;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_BGR24)
pixel_fmt = IPU_PIX_FMT_BGR24;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_RGB24)
pixel_fmt = IPU_PIX_FMT_RGB24;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_RGB565)
pixel_fmt = IPU_PIX_FMT_RGB565;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_BGR32)
pixel_fmt = IPU_PIX_FMT_BGR32;
else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_RGB32)
pixel_fmt = IPU_PIX_FMT_RGB32;
else {
printk(KERN_ERR "format not supported\n");
return -EINVAL;
}
ipu_csi_enable_mclk_if(cam->ipu, CSI_MCLK_ENC, cam->csi, true, true);
#ifdef CONFIG_MXC_MIPI_CSI2
mipi_csi2_info = mipi_csi2_get_info();
ipu_id = mipi_csi2_get_bind_ipu(mipi_csi2_info);
csi_id = mipi_csi2_get_bind_csi(mipi_csi2_info);
if (cam->ipu == ipu_get_soc(ipu_id) && cam->csi == csi_id) {
params.csi_mem.mipi_en = true;
params.csi_mem.mipi_vc = mipi_csi2_get_virtual_channel(mipi_csi2_info);
params.csi_mem.mipi_id = mipi_csi2_get_datatype(mipi_csi2_info);
mipi_csi2_pixelclk_enable(mipi_csi2_info);
}
#endif
err = ipu_init_channel(cam->ipu, CSI_MEM, ¶ms);
if (err != 0) {
printk(KERN_ERR "ipu_init_channel %d\n", err);
return err;
}
err = ipu_init_channel_buffer(cam->ipu, CSI_MEM, IPU_OUTPUT_BUFFER,
pixel_fmt, cam->v2f.fmt.pix.width,
cam->v2f.fmt.pix.height,
cam->v2f.fmt.pix.width, IPU_ROTATE_NONE,
dummy, dummy, 0,
cam->offset.u_offset,
cam->offset.v_offset);
if (err != 0) {
printk(KERN_ERR "CSI_MEM output buffer\n");
return err;
}
err = ipu_enable_channel(cam->ipu, CSI_MEM);
if (err < 0) {
printk(KERN_ERR "ipu_enable_channel CSI_MEM\n");
return err;
}
return err;
}
/*!
* PrpENC enable channel setup function
*
* @param cam struct cam_data * mxc capture instance
*
* @return status
*/
static int prp_enc_setup(cam_data *cam)
{
ipu_channel_params_t enc;
int err = 0;
dma_addr_t dummy = cam->dummy_frame.buffer.m.offset;
#ifdef CONFIG_MXC_MIPI_CSI2
void *mipi_csi2_info;
int ipu_id;
int csi_id;
#endif
CAMERA_TRACE("In prp_enc_setup\n");
if (!cam) {
printk(KERN_ERR "cam private is NULL\n");
return -ENXIO;
}
memset(&enc, 0, sizeof(ipu_channel_params_t));
ipu_csi_get_window_size(cam->ipu, &enc.csi_prp_enc_mem.in_width,
&enc.csi_prp_enc_mem.in_height, cam->csi);
enc.csi_prp_enc_mem.in_pixel_fmt = IPU_PIX_FMT_UYVY;
enc.csi_prp_enc_mem.out_width = cam->v2f.fmt.pix.width;
enc.csi_prp_enc_mem.out_height = cam->v2f.fmt.pix.height;
enc.csi_prp_enc_mem.csi = cam->csi;
if (cam->rotation >= IPU_ROTATE_90_RIGHT) {
enc.csi_prp_enc_mem.out_width = cam->v2f.fmt.pix.height;
enc.csi_prp_enc_mem.out_height = cam->v2f.fmt.pix.width;
}
if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_YUV420) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_YUV420P;
pr_info("YUV420\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_YVU420) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_YVU420P;
pr_info("YVU420\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_YUV422P) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_YUV422P;
pr_info("YUV422P\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_YUYV;
pr_info("YUYV\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_UYVY) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_UYVY;
pr_info("UYVY\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_NV12) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_NV12;
pr_info("NV12\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_BGR24) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_BGR24;
pr_info("BGR24\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_RGB24) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_RGB24;
pr_info("RGB24\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_RGB565) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_RGB565;
pr_info("RGB565\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_BGR32) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_BGR32;
pr_info("BGR32\n");
} else if (cam->v2f.fmt.pix.pixelformat == V4L2_PIX_FMT_RGB32) {
enc.csi_prp_enc_mem.out_pixel_fmt = IPU_PIX_FMT_RGB32;
pr_info("RGB32\n");
} else {
printk(KERN_ERR "format not supported\n");
return -EINVAL;
}
#ifdef CONFIG_MXC_MIPI_CSI2
mipi_csi2_info = mipi_csi2_get_info();
if (mipi_csi2_info) {
if (mipi_csi2_get_status(mipi_csi2_info)) {
ipu_id = mipi_csi2_get_bind_ipu(mipi_csi2_info);
csi_id = mipi_csi2_get_bind_csi(mipi_csi2_info);
if (cam->ipu == ipu_get_soc(ipu_id)
&& cam->csi == csi_id) {
enc.csi_prp_enc_mem.mipi_en = true;
enc.csi_prp_enc_mem.mipi_vc =
mipi_csi2_get_virtual_channel(mipi_csi2_info);
enc.csi_prp_enc_mem.mipi_id =
mipi_csi2_get_datatype(mipi_csi2_info);
mipi_csi2_pixelclk_enable(mipi_csi2_info);
} else {
enc.csi_prp_enc_mem.mipi_en = false;
enc.csi_prp_enc_mem.mipi_vc = 0;
enc.csi_prp_enc_mem.mipi_id = 0;
}
} else {
enc.csi_prp_enc_mem.mipi_en = false;
enc.csi_prp_enc_mem.mipi_vc = 0;
enc.csi_prp_enc_mem.mipi_id = 0;
}
}
#endif
err = ipu_init_channel(cam->ipu, CSI_PRP_ENC_MEM, &enc);
if (err != 0) {
printk(KERN_ERR "ipu_init_channel %d\n", err);
return err;
}
grotation = cam->rotation;
if (cam->rotation >= IPU_ROTATE_90_RIGHT) {
if (cam->rot_enc_bufs_vaddr[0]) {
dma_free_coherent(0, cam->rot_enc_buf_size[0],
cam->rot_enc_bufs_vaddr[0],
cam->rot_enc_bufs[0]);
}
if (cam->rot_enc_bufs_vaddr[1]) {
dma_free_coherent(0, cam->rot_enc_buf_size[1],
cam->rot_enc_bufs_vaddr[1],
cam->rot_enc_bufs[1]);
}
cam->rot_enc_buf_size[0] =
PAGE_ALIGN(cam->v2f.fmt.pix.sizeimage);
cam->rot_enc_bufs_vaddr[0] =
(void *)dma_alloc_coherent(0, cam->rot_enc_buf_size[0],
&cam->rot_enc_bufs[0],
GFP_DMA | GFP_KERNEL);
if (!cam->rot_enc_bufs_vaddr[0]) {
printk(KERN_ERR "alloc enc_bufs0\n");
return -ENOMEM;
}
cam->rot_enc_buf_size[1] =
PAGE_ALIGN(cam->v2f.fmt.pix.sizeimage);
cam->rot_enc_bufs_vaddr[1] =
(void *)dma_alloc_coherent(0, cam->rot_enc_buf_size[1],
&cam->rot_enc_bufs[1],
GFP_DMA | GFP_KERNEL);
if (!cam->rot_enc_bufs_vaddr[1]) {
dma_free_coherent(0, cam->rot_enc_buf_size[0],
cam->rot_enc_bufs_vaddr[0],
cam->rot_enc_bufs[0]);
cam->rot_enc_bufs_vaddr[0] = NULL;
cam->rot_enc_bufs[0] = 0;
printk(KERN_ERR "alloc enc_bufs1\n");
return -ENOMEM;
}
err = ipu_init_channel_buffer(cam->ipu, CSI_PRP_ENC_MEM,
IPU_OUTPUT_BUFFER,
enc.csi_prp_enc_mem.out_pixel_fmt,
enc.csi_prp_enc_mem.out_width,
enc.csi_prp_enc_mem.out_height,
enc.csi_prp_enc_mem.out_width,
IPU_ROTATE_NONE,
cam->rot_enc_bufs[0],
cam->rot_enc_bufs[1], 0, 0, 0);
if (err != 0) {
printk(KERN_ERR "CSI_PRP_ENC_MEM err\n");
return err;
}
err = ipu_init_channel(cam->ipu, MEM_ROT_ENC_MEM, NULL);
if (err != 0) {
printk(KERN_ERR "MEM_ROT_ENC_MEM channel err\n");
return err;
}
err = ipu_init_channel_buffer(cam->ipu, MEM_ROT_ENC_MEM,
IPU_INPUT_BUFFER,
enc.csi_prp_enc_mem.out_pixel_fmt,
enc.csi_prp_enc_mem.out_width,
enc.csi_prp_enc_mem.out_height,
enc.csi_prp_enc_mem.out_width,
cam->rotation,
cam->rot_enc_bufs[0],
cam->rot_enc_bufs[1], 0, 0, 0);
if (err != 0) {
printk(KERN_ERR "MEM_ROT_ENC_MEM input buffer\n");
return err;
}
err =
ipu_init_channel_buffer(cam->ipu, MEM_ROT_ENC_MEM,
IPU_OUTPUT_BUFFER,
enc.csi_prp_enc_mem.out_pixel_fmt,
enc.csi_prp_enc_mem.out_height,
enc.csi_prp_enc_mem.out_width,
cam->v2f.fmt.pix.bytesperline /
bytes_per_pixel(enc.csi_prp_enc_mem.
out_pixel_fmt),
IPU_ROTATE_NONE,
dummy, dummy, 0,
cam->offset.u_offset,
cam->offset.v_offset);
if (err != 0) {
printk(KERN_ERR "MEM_ROT_ENC_MEM output buffer\n");
return err;
}
err = ipu_link_channels(cam->ipu,
CSI_PRP_ENC_MEM, MEM_ROT_ENC_MEM);
if (err < 0) {
printk(KERN_ERR
"link CSI_PRP_ENC_MEM-MEM_ROT_ENC_MEM\n");
return err;
}
err = ipu_enable_channel(cam->ipu, CSI_PRP_ENC_MEM);
if (err < 0) {
printk(KERN_ERR "ipu_enable_channel CSI_PRP_ENC_MEM\n");
return err;
}
err = ipu_enable_channel(cam->ipu, MEM_ROT_ENC_MEM);
if (err < 0) {
printk(KERN_ERR "ipu_enable_channel MEM_ROT_ENC_MEM\n");
return err;
}
ipu_select_buffer(cam->ipu, CSI_PRP_ENC_MEM,
IPU_OUTPUT_BUFFER, 0);
ipu_select_buffer(cam->ipu, CSI_PRP_ENC_MEM,
IPU_OUTPUT_BUFFER, 1);
} else {
err =
ipu_init_channel_buffer(cam->ipu, CSI_PRP_ENC_MEM,
IPU_OUTPUT_BUFFER,
enc.csi_prp_enc_mem.out_pixel_fmt,
enc.csi_prp_enc_mem.out_width,
enc.csi_prp_enc_mem.out_height,
cam->v2f.fmt.pix.bytesperline /
bytes_per_pixel(enc.csi_prp_enc_mem.
out_pixel_fmt),
cam->rotation,
dummy, dummy, 0,
cam->offset.u_offset,
cam->offset.v_offset);
if (err != 0) {
printk(KERN_ERR "CSI_PRP_ENC_MEM output buffer\n");
return err;
}
err = ipu_enable_channel(cam->ipu, CSI_PRP_ENC_MEM);
if (err < 0) {
printk(KERN_ERR "ipu_enable_channel CSI_PRP_ENC_MEM\n");
return err;
}
}
return err;
}
static int csi_enc_setup(cam_data *cam)
{
ipu_channel_params_t params;
int err = 0, sensor_protocol = 0;
#ifdef CONFIG_MXC_MIPI_CSI2
void *mipi_csi2_info;
int ipu_id;
int csi_id;
#endif
CAMERA_TRACE("In csi_enc_setup\n");
if (!cam) {
printk(KERN_ERR "cam private is NULL\n");
return -ENXIO;
}
memset(¶ms, 0, sizeof(ipu_channel_params_t));
params.csi_mem.csi = cam->csi;
sensor_protocol = ipu_csi_get_sensor_protocol(cam->ipu, cam->csi);
switch (sensor_protocol) {
case IPU_CSI_CLK_MODE_GATED_CLK:
case IPU_CSI_CLK_MODE_NONGATED_CLK:
case IPU_CSI_CLK_MODE_CCIR656_PROGRESSIVE:
case IPU_CSI_CLK_MODE_CCIR1120_PROGRESSIVE_DDR:
case IPU_CSI_CLK_MODE_CCIR1120_PROGRESSIVE_SDR:
params.csi_mem.interlaced = false;
break;
case IPU_CSI_CLK_MODE_CCIR656_INTERLACED:
case IPU_CSI_CLK_MODE_CCIR1120_INTERLACED_DDR:
case IPU_CSI_CLK_MODE_CCIR1120_INTERLACED_SDR:
params.csi_mem.interlaced = true;
break;
default:
printk(KERN_ERR "sensor protocol unsupported\n");
return -EINVAL;
}
#ifdef CONFIG_MXC_MIPI_CSI2
mipi_csi2_info = mipi_csi2_get_info();
if (mipi_csi2_info) {
if (mipi_csi2_get_status(mipi_csi2_info)) {
ipu_id = mipi_csi2_get_bind_ipu(mipi_csi2_info);
csi_id = mipi_csi2_get_bind_csi(mipi_csi2_info);
if (cam->ipu == ipu_get_soc(ipu_id)
&& cam->csi == csi_id) {
params.csi_mem.mipi_en = true;
params.csi_mem.mipi_vc =
mipi_csi2_get_virtual_channel(mipi_csi2_info);
params.csi_mem.mipi_id =
mipi_csi2_get_datatype(mipi_csi2_info);
mipi_csi2_pixelclk_enable(mipi_csi2_info);
} else {
params.csi_mem.mipi_en = false;
params.csi_mem.mipi_vc = 0;
params.csi_mem.mipi_id = 0;
}
} else {
params.csi_mem.mipi_en = false;
params.csi_mem.mipi_vc = 0;
params.csi_mem.mipi_id = 0;
}
}
#endif
if (cam->vf_bufs_vaddr[0]) {
dma_free_coherent(0, cam->vf_bufs_size[0],
cam->vf_bufs_vaddr[0],
(dma_addr_t) cam->vf_bufs[0]);
}
if (cam->vf_bufs_vaddr[1]) {
dma_free_coherent(0, cam->vf_bufs_size[1],
cam->vf_bufs_vaddr[1],
(dma_addr_t) cam->vf_bufs[1]);
}
csi_mem_bufsize = cam->crop_current.width *
cam->crop_current.height * 3/2;
cam->vf_bufs_size[0] = PAGE_ALIGN(csi_mem_bufsize);
cam->vf_bufs_vaddr[0] = (void *)dma_alloc_coherent(0,
cam->vf_bufs_size[0],
(dma_addr_t *) &
cam->vf_bufs[0],
GFP_DMA |
GFP_KERNEL);
if (cam->vf_bufs_vaddr[0] == NULL) {
printk(KERN_ERR "Error to allocate vf buffer\n");
err = -ENOMEM;
goto out_2;
}
cam->vf_bufs_size[1] = PAGE_ALIGN(csi_mem_bufsize);
cam->vf_bufs_vaddr[1] = (void *)dma_alloc_coherent(0,
cam->vf_bufs_size[1],
(dma_addr_t *) &
cam->vf_bufs[1],
GFP_DMA |
GFP_KERNEL);
if (cam->vf_bufs_vaddr[1] == NULL) {
printk(KERN_ERR "Error to allocate vf buffer\n");
err = -ENOMEM;
goto out_1;
}
pr_debug("vf_bufs %x %x\n", cam->vf_bufs[0], cam->vf_bufs[1]);
err = ipu_init_channel(cam->ipu, CSI_MEM, ¶ms);
if (err != 0) {
printk(KERN_ERR "ipu_init_channel %d\n", err);
goto out_1;
}
if ((cam->crop_current.width == cam->win.w.width) &&
(cam->crop_current.height == cam->win.w.height) &&
(vf_out_format == IPU_PIX_FMT_NV12) &&
(cam->rotation < IPU_ROTATE_VERT_FLIP)) {
err = ipu_init_channel_buffer(cam->ipu, CSI_MEM,
IPU_OUTPUT_BUFFER,
IPU_PIX_FMT_NV12,
cam->crop_current.width,
cam->crop_current.height,
cam->crop_current.width, IPU_ROTATE_NONE,
fbi->fix.smem_start +
(fbi->fix.line_length * fbvar.yres),
fbi->fix.smem_start, 0,
cam->offset.u_offset, cam->offset.u_offset);
} else {
err = ipu_init_channel_buffer(cam->ipu, CSI_MEM,
IPU_OUTPUT_BUFFER,
IPU_PIX_FMT_NV12,
cam->crop_current.width,
cam->crop_current.height,
cam->crop_current.width, IPU_ROTATE_NONE,
cam->vf_bufs[0], cam->vf_bufs[1], 0,
cam->offset.u_offset, cam->offset.u_offset);
}
if (err != 0) {
printk(KERN_ERR "CSI_MEM output buffer\n");
goto out_1;
}
err = ipu_enable_channel(cam->ipu, CSI_MEM);
if (err < 0) {
printk(KERN_ERR "ipu_enable_channel CSI_MEM\n");
goto out_1;
}
csi_buffer_num = 0;
ipu_select_buffer(cam->ipu, CSI_MEM, IPU_OUTPUT_BUFFER, 0);
ipu_select_buffer(cam->ipu, CSI_MEM, IPU_OUTPUT_BUFFER, 1);
return err;
out_1:
if (cam->vf_bufs_vaddr[0]) {
dma_free_coherent(0, cam->vf_bufs_size[0],
cam->vf_bufs_vaddr[0],
(dma_addr_t) cam->vf_bufs[0]);
cam->vf_bufs_vaddr[0] = NULL;
cam->vf_bufs[0] = 0;
}
if (cam->vf_bufs_vaddr[1]) {
dma_free_coherent(0, cam->vf_bufs_size[1],
cam->vf_bufs_vaddr[1],
(dma_addr_t) cam->vf_bufs[1]);
cam->vf_bufs_vaddr[1] = NULL;
cam->vf_bufs[1] = 0;
}
out_2:
return err;
}
