/* This function is called by open() function, so we need to init HW*/
static int msm_isp_open(struct v4l2_subdev *sd,
struct v4l2_subdev *sd_vpe,
struct msm_sync *sync)
{
/* init vfe and senor, register sync callbacks for init*/
int rc = 0;
D("%s\n", __func__);
if (!sync) {
pr_err("%s: param is NULL", __func__);
return -EINVAL;
}
rc = msm_vfe_subdev_init(sd, sync, sync->pdev);
if (rc < 0) {
pr_err("%s: vfe_init failed at %d\n",
__func__, rc);
}
D("%s: init vpe subdev", __func__);
rc = msm_vpe_subdev_init(sd_vpe, sync, sync->pdev);
if (rc < 0) {
pr_err("%s: vpe_init failed at %d\n",
__func__, rc);
}
return rc;
}
static int msm_isp_open(struct v4l2_subdev *sd,
struct msm_cam_media_controller *mctl)
{
int rc = 0;
D("%s\n", __func__);
if (!mctl) {
pr_err("%s: param is NULL", __func__);
return -EINVAL;
}
rc = msm_iommu_map_contig_buffer(
(unsigned long)IMEM_Y_PING_OFFSET, CAMERA_DOMAIN, GEN_POOL,
((IMEM_Y_SIZE + IMEM_CBCR_SIZE + 4095) & (~4095)),
SZ_4K, IOMMU_WRITE | IOMMU_READ,
(unsigned long *)&mctl->ping_imem_y);
mctl->ping_imem_cbcr = mctl->ping_imem_y + IMEM_Y_SIZE;
if (rc < 0) {
pr_err("%s: ping iommu mapping returned error %d\n",
__func__, rc);
mctl->ping_imem_y = 0;
mctl->ping_imem_cbcr = 0;
}
msm_iommu_map_contig_buffer(
(unsigned long)IMEM_Y_PONG_OFFSET, CAMERA_DOMAIN, GEN_POOL,
((IMEM_Y_SIZE + IMEM_CBCR_SIZE + 4095) & (~4095)),
SZ_4K, IOMMU_WRITE | IOMMU_READ,
(unsigned long *)&mctl->pong_imem_y);
mctl->pong_imem_cbcr = mctl->pong_imem_y + IMEM_Y_SIZE;
if (rc < 0) {
pr_err("%s: pong iommu mapping returned error %d\n",
__func__, rc);
mctl->pong_imem_y = 0;
mctl->pong_imem_cbcr = 0;
}
rc = msm_vfe_subdev_init(sd, mctl);
if (rc < 0) {
pr_err("%s: vfe_init failed at %d\n",
__func__, rc);
}
return rc;
}
