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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 09:35:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 09:35:11 -0700
commit0851668fdd97e526b2a41f794b785c204dd3d3e0 (patch)
tree4ef7c20a8be8393006c6fe9627eb29dd30877d61 /drivers/media/video/s5p-fimc
parent00ebb6382b8d9c7c15b5f8ad230670d8161d38dd (diff)
parent7655e594945289b418af39f6669fea4666a7b520 (diff)
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (505 commits) [media] af9015: Fix max I2C message size when used with tda18271 [media] IR: initialize ir_raw_event in few more drivers [media] Guard a divide in v4l1 compat layer [media] imon: fix nomouse modprobe option [media] imon: remove redundant change_protocol call [media] imon: fix my egregious brown paper bag w/rdev/idev split [media] cafe_ccic: Configure ov7670 correctly [media] ov7670: allow configuration of image size, clock speed, and I/O method [media] af9015: support for DigitalNow TinyTwin v3 [1f4d:9016] [media] af9015: map DigitalNow TinyTwin v2 remote [media] DigitalNow TinyTwin remote controller [media] af9015: RC fixes and improvements videodev2.h.xml: Update to reflect the latest changes at videodev2.h [media] v4l: document new Bayer and monochrome pixel formats [media] DocBook/v4l: Add missing formats used on gspca cpia1 and sn9c2028 [media] firedtv: add parameter to fake ca_system_ids in CA_INFO [media] tm6000: fix a macro coding style issue tm6000: Remove some ugly debug code [media] Nova-S-Plus audio line input [media] [RFC,1/1] V4L2: Use new CAP bits in existing RDS capable drivers ...
Diffstat (limited to 'drivers/media/video/s5p-fimc')
-rw-r--r--drivers/media/video/s5p-fimc/Makefile2
-rw-r--r--drivers/media/video/s5p-fimc/fimc-capture.c819
-rw-r--r--drivers/media/video/s5p-fimc/fimc-core.c952
-rw-r--r--drivers/media/video/s5p-fimc/fimc-core.h377
-rw-r--r--drivers/media/video/s5p-fimc/fimc-reg.c321
-rw-r--r--drivers/media/video/s5p-fimc/regs-fimc.h64
6 files changed, 1981 insertions, 554 deletions
diff --git a/drivers/media/video/s5p-fimc/Makefile b/drivers/media/video/s5p-fimc/Makefile
index 0d9d54132ecc..7ea1b1403b1e 100644
--- a/drivers/media/video/s5p-fimc/Makefile
+++ b/drivers/media/video/s5p-fimc/Makefile
@@ -1,3 +1,3 @@
obj-$(CONFIG_VIDEO_SAMSUNG_S5P_FIMC) := s5p-fimc.o
-s5p-fimc-y := fimc-core.o fimc-reg.o
+s5p-fimc-y := fimc-core.o fimc-reg.o fimc-capture.o
diff --git a/drivers/media/video/s5p-fimc/fimc-capture.c b/drivers/media/video/s5p-fimc/fimc-capture.c
new file mode 100644
index 000000000000..e8f13d3e2df1
--- /dev/null
+++ b/drivers/media/video/s5p-fimc/fimc-capture.c
@@ -0,0 +1,819 @@
+/*
+ * Samsung S5P SoC series camera interface (camera capture) driver
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd
+ * Author: Sylwester Nawrocki, <s.nawrocki@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/bug.h>
+#include <linux/interrupt.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/list.h>
+#include <linux/slab.h>
+#include <linux/clk.h>
+#include <linux/i2c.h>
+
+#include <linux/videodev2.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-mem2mem.h>
+#include <media/videobuf-core.h>
+#include <media/videobuf-dma-contig.h>
+
+#include "fimc-core.h"
+
+static struct v4l2_subdev *fimc_subdev_register(struct fimc_dev *fimc,
+ struct s3c_fimc_isp_info *isp_info)
+{
+ struct i2c_adapter *i2c_adap;
+ struct fimc_vid_cap *vid_cap = &fimc->vid_cap;
+ struct v4l2_subdev *sd = NULL;
+
+ i2c_adap = i2c_get_adapter(isp_info->i2c_bus_num);
+ if (!i2c_adap)
+ return ERR_PTR(-ENOMEM);
+
+ sd = v4l2_i2c_new_subdev_board(&vid_cap->v4l2_dev, i2c_adap,
+ MODULE_NAME, isp_info->board_info, NULL);
+ if (!sd) {
+ v4l2_err(&vid_cap->v4l2_dev, "failed to acquire subdev\n");
+ return NULL;
+ }
+
+ v4l2_info(&vid_cap->v4l2_dev, "subdevice %s registered successfuly\n",
+ isp_info->board_info->type);
+
+ return sd;
+}
+
+static void fimc_subdev_unregister(struct fimc_dev *fimc)
+{
+ struct fimc_vid_cap *vid_cap = &fimc->vid_cap;
+ struct i2c_client *client;
+
+ if (vid_cap->input_index < 0)
+ return; /* Subdevice already released or not registered. */
+
+ if (vid_cap->sd) {
+ v4l2_device_unregister_subdev(vid_cap->sd);
+ client = v4l2_get_subdevdata(vid_cap->sd);
+ i2c_unregister_device(client);
+ i2c_put_adapter(client->adapter);
+ vid_cap->sd = NULL;
+ }
+
+ vid_cap->input_index = -1;
+}
+
+/**
+ * fimc_subdev_attach - attach v4l2_subdev to camera host interface
+ *
+ * @fimc: FIMC device information
+ * @index: index to the array of available subdevices,
+ * -1 for full array search or non negative value
+ * to select specific subdevice
+ */
+static int fimc_subdev_attach(struct fimc_dev *fimc, int index)
+{
+ struct fimc_vid_cap *vid_cap = &fimc->vid_cap;
+ struct s3c_platform_fimc *pdata = fimc->pdata;
+ struct s3c_fimc_isp_info *isp_info;
+ struct v4l2_subdev *sd;
+ int i;
+
+ for (i = 0; i < FIMC_MAX_CAMIF_CLIENTS; ++i) {
+ isp_info = pdata->isp_info[i];
+
+ if (!isp_info || (index >= 0 && i != index))
+ continue;
+
+ sd = fimc_subdev_register(fimc, isp_info);
+ if (sd) {
+ vid_cap->sd = sd;
+ vid_cap->input_index = i;
+
+ return 0;
+ }
+ }
+
+ vid_cap->input_index = -1;
+ vid_cap->sd = NULL;
+ v4l2_err(&vid_cap->v4l2_dev, "fimc%d: sensor attach failed\n",
+ fimc->id);
+ return -ENODEV;
+}
+
+static int fimc_isp_subdev_init(struct fimc_dev *fimc, int index)
+{
+ struct s3c_fimc_isp_info *isp_info;
+ int ret;
+
+ ret = fimc_subdev_attach(fimc, index);
+ if (ret)
+ return ret;
+
+ isp_info = fimc->pdata->isp_info[fimc->vid_cap.input_index];
+ ret = fimc_hw_set_camera_polarity(fimc, isp_info);
+ if (!ret) {
+ ret = v4l2_subdev_call(fimc->vid_cap.sd, core,
+ s_power, 1);
+ if (!ret)
+ return ret;
+ }
+
+ fimc_subdev_unregister(fimc);
+ err("ISP initialization failed: %d", ret);
+ return ret;
+}
+
+/*
+ * At least one buffer on the pending_buf_q queue is required.
+ * Locking: The caller holds fimc->slock spinlock.
+ */
+int fimc_vid_cap_buf_queue(struct fimc_dev *fimc,
+ struct fimc_vid_buffer *fimc_vb)
+{
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ struct fimc_ctx *ctx = cap->ctx;
+ int ret = 0;
+
+ BUG_ON(!fimc || !fimc_vb);
+
+ ret = fimc_prepare_addr(ctx, fimc_vb, &ctx->d_frame,
+ &fimc_vb->paddr);
+ if (ret)
+ return ret;
+
+ if (test_bit(ST_CAPT_STREAM, &fimc->state)) {
+ fimc_pending_queue_add(cap, fimc_vb);
+ } else {
+ /* Setup the buffer directly for processing. */
+ int buf_id = (cap->reqbufs_count == 1) ? -1 : cap->buf_index;
+ fimc_hw_set_output_addr(fimc, &fimc_vb->paddr, buf_id);
+
+ fimc_vb->index = cap->buf_index;
+ active_queue_add(cap, fimc_vb);
+
+ if (++cap->buf_index >= FIMC_MAX_OUT_BUFS)
+ cap->buf_index = 0;
+ }
+ return ret;
+}
+
+static int fimc_stop_capture(struct fimc_dev *fimc)
+{
+ unsigned long flags;
+ struct fimc_vid_cap *cap;
+ int ret;
+
+ cap = &fimc->vid_cap;
+
+ if (!fimc_capture_active(fimc))
+ return 0;
+
+ spin_lock_irqsave(&fimc->slock, flags);
+ set_bit(ST_CAPT_SHUT, &fimc->state);
+ fimc_deactivate_capture(fimc);
+ spin_unlock_irqrestore(&fimc->slock, flags);
+
+ wait_event_timeout(fimc->irq_queue,
+ test_bit(ST_CAPT_SHUT, &fimc->state),
+ FIMC_SHUTDOWN_TIMEOUT);
+
+ ret = v4l2_subdev_call(cap->sd, video, s_stream, 0);
+ if (ret)
+ v4l2_err(&fimc->vid_cap.v4l2_dev, "s_stream(0) failed\n");
+
+ spin_lock_irqsave(&fimc->slock, flags);
+ fimc->state &= ~(1 << ST_CAPT_RUN | 1 << ST_CAPT_PEND |
+ 1 << ST_CAPT_STREAM);
+
+ fimc->vid_cap.active_buf_cnt = 0;
+ spin_unlock_irqrestore(&fimc->slock, flags);
+
+ dbg("state: 0x%lx", fimc->state);
+ return 0;
+}
+
+static int fimc_capture_open(struct file *file)
+{
+ struct fimc_dev *fimc = video_drvdata(file);
+ int ret = 0;
+
+ dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state);
+
+ /* Return if the corresponding video mem2mem node is already opened. */
+ if (fimc_m2m_active(fimc))
+ return -EBUSY;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ if (++fimc->vid_cap.refcnt == 1) {
+ ret = fimc_isp_subdev_init(fimc, -1);
+ if (ret) {
+ fimc->vid_cap.refcnt--;
+ ret = -EIO;
+ }
+ }
+
+ file->private_data = fimc->vid_cap.ctx;
+
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+static int fimc_capture_close(struct file *file)
+{
+ struct fimc_dev *fimc = video_drvdata(file);
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state);
+
+ if (--fimc->vid_cap.refcnt == 0) {
+ fimc_stop_capture(fimc);
+
+ videobuf_stop(&fimc->vid_cap.vbq);
+ videobuf_mmap_free(&fimc->vid_cap.vbq);
+
+ v4l2_err(&fimc->vid_cap.v4l2_dev, "releasing ISP\n");
+ v4l2_subdev_call(fimc->vid_cap.sd, core, s_power, 0);
+ fimc_subdev_unregister(fimc);
+ }
+
+ mutex_unlock(&fimc->lock);
+ return 0;
+}
+
+static unsigned int fimc_capture_poll(struct file *file,
+ struct poll_table_struct *wait)
+{
+ struct fimc_ctx *ctx = file->private_data;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ int ret;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return POLLERR;
+
+ ret = videobuf_poll_stream(file, &cap->vbq, wait);
+ mutex_unlock(&fimc->lock);
+
+ return ret;
+}
+
+static int fimc_capture_mmap(struct file *file, struct vm_area_struct *vma)
+{
+ struct fimc_ctx *ctx = file->private_data;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ int ret;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ ret = videobuf_mmap_mapper(&cap->vbq, vma);
+ mutex_unlock(&fimc->lock);
+
+ return ret;
+}
+
+/* video device file operations */
+static const struct v4l2_file_operations fimc_capture_fops = {
+ .owner = THIS_MODULE,
+ .open = fimc_capture_open,
+ .release = fimc_capture_close,
+ .poll = fimc_capture_poll,
+ .unlocked_ioctl = video_ioctl2,
+ .mmap = fimc_capture_mmap,
+};
+
+static int fimc_vidioc_querycap_capture(struct file *file, void *priv,
+ struct v4l2_capability *cap)
+{
+ struct fimc_ctx *ctx = file->private_data;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+
+ strncpy(cap->driver, fimc->pdev->name, sizeof(cap->driver) - 1);
+ strncpy(cap->card, fimc->pdev->name, sizeof(cap->card) - 1);
+ cap->bus_info[0] = 0;
+ cap->version = KERNEL_VERSION(1, 0, 0);
+ cap->capabilities = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_CAPTURE;
+
+ return 0;
+}
+
+/* Synchronize formats of the camera interface input and attached sensor. */
+static int sync_capture_fmt(struct fimc_ctx *ctx)
+{
+ struct fimc_frame *frame = &ctx->s_frame;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct v4l2_mbus_framefmt *fmt = &fimc->vid_cap.fmt;
+ int ret;
+
+ fmt->width = ctx->d_frame.o_width;
+ fmt->height = ctx->d_frame.o_height;
+
+ ret = v4l2_subdev_call(fimc->vid_cap.sd, video, s_mbus_fmt, fmt);
+ if (ret == -ENOIOCTLCMD) {
+ err("s_mbus_fmt failed");
+ return ret;
+ }
+ dbg("w: %d, h: %d, code= %d", fmt->width, fmt->height, fmt->code);
+
+ frame->fmt = find_mbus_format(fmt, FMT_FLAGS_CAM);
+ if (!frame->fmt) {
+ err("fimc source format not found\n");
+ return -EINVAL;
+ }
+
+ frame->f_width = fmt->width;
+ frame->f_height = fmt->height;
+ frame->width = fmt->width;
+ frame->height = fmt->height;
+ frame->o_width = fmt->width;
+ frame->o_height = fmt->height;
+ frame->offs_h = 0;
+ frame->offs_v = 0;
+
+ return 0;
+}
+
+static int fimc_cap_s_fmt(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct fimc_frame *frame;
+ struct v4l2_pix_format *pix;
+ int ret;
+
+ if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ ret = fimc_vidioc_try_fmt(file, priv, f);
+ if (ret)
+ return ret;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ if (fimc_capture_active(fimc)) {
+ ret = -EBUSY;
+ goto sf_unlock;
+ }
+
+ frame = &ctx->d_frame;
+
+ pix = &f->fmt.pix;
+ frame->fmt = find_format(f, FMT_FLAGS_M2M | FMT_FLAGS_CAM);
+ if (!frame->fmt) {
+ err("fimc target format not found\n");
+ ret = -EINVAL;
+ goto sf_unlock;
+ }
+
+ /* Output DMA frame pixel size and offsets. */
+ frame->f_width = pix->bytesperline * 8 / frame->fmt->depth;
+ frame->f_height = pix->height;
+ frame->width = pix->width;
+ frame->height = pix->height;
+ frame->o_width = pix->width;
+ frame->o_height = pix->height;
+ frame->size = (pix->width * pix->height * frame->fmt->depth) >> 3;
+ frame->offs_h = 0;
+ frame->offs_v = 0;
+
+ ret = sync_capture_fmt(ctx);
+
+ ctx->state |= (FIMC_PARAMS | FIMC_DST_FMT);
+
+sf_unlock:
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+static int fimc_cap_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
+{
+ struct fimc_ctx *ctx = priv;
+ struct s3c_platform_fimc *pldata = ctx->fimc_dev->pdata;
+ struct s3c_fimc_isp_info *isp_info;
+
+ if (i->index >= FIMC_MAX_CAMIF_CLIENTS)
+ return -EINVAL;
+
+ isp_info = pldata->isp_info[i->index];
+ if (isp_info == NULL)
+ return -EINVAL;
+
+ i->type = V4L2_INPUT_TYPE_CAMERA;
+ strncpy(i->name, isp_info->board_info->type, 32);
+ return 0;
+}
+
+static int fimc_cap_s_input(struct file *file, void *priv,
+ unsigned int i)
+{
+ struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct s3c_platform_fimc *pdata = fimc->pdata;
+ int ret;
+
+ if (fimc_capture_active(ctx->fimc_dev))
+ return -EBUSY;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ if (i >= FIMC_MAX_CAMIF_CLIENTS || !pdata->isp_info[i]) {
+ ret = -EINVAL;
+ goto si_unlock;
+ }
+
+ if (fimc->vid_cap.sd) {
+ ret = v4l2_subdev_call(fimc->vid_cap.sd, core, s_power, 0);
+ if (ret)
+ err("s_power failed: %d", ret);
+ }
+
+ /* Release the attached sensor subdevice. */
+ fimc_subdev_unregister(fimc);
+
+ ret = fimc_isp_subdev_init(fimc, i);
+
+si_unlock:
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+static int fimc_cap_g_input(struct file *file, void *priv,
+ unsigned int *i)
+{
+ struct fimc_ctx *ctx = priv;
+ struct fimc_vid_cap *cap = &ctx->fimc_dev->vid_cap;
+
+ *i = cap->input_index;
+ return 0;
+}
+
+static int fimc_cap_streamon(struct file *file, void *priv,
+ enum v4l2_buf_type type)
+{
+ struct s3c_fimc_isp_info *isp_info;
+ struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ int ret = -EBUSY;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ if (fimc_capture_active(fimc) || !fimc->vid_cap.sd)
+ goto s_unlock;
+
+ if (!(ctx->state & FIMC_DST_FMT)) {
+ v4l2_err(&fimc->vid_cap.v4l2_dev, "Format is not set\n");
+ ret = -EINVAL;
+ goto s_unlock;
+ }
+
+ ret = v4l2_subdev_call(fimc->vid_cap.sd, video, s_stream, 1);
+ if (ret && ret != -ENOIOCTLCMD)
+ goto s_unlock;
+
+ ret = fimc_prepare_config(ctx, ctx->state);
+ if (ret)
+ goto s_unlock;
+
+ isp_info = fimc->pdata->isp_info[fimc->vid_cap.input_index];
+ fimc_hw_set_camera_type(fimc, isp_info);
+ fimc_hw_set_camera_source(fimc, isp_info);
+ fimc_hw_set_camera_offset(fimc, &ctx->s_frame);
+
+ if (ctx->state & FIMC_PARAMS) {
+ ret = fimc_set_scaler_info(ctx);
+ if (ret) {
+ err("Scaler setup error");
+ goto s_unlock;
+ }
+ fimc_hw_set_input_path(ctx);
+ fimc_hw_set_scaler(ctx);
+ fimc_hw_set_target_format(ctx);
+ fimc_hw_set_rotation(ctx);
+ fimc_hw_set_effect(ctx);
+ }
+
+ fimc_hw_set_output_path(ctx);
+ fimc_hw_set_out_dma(ctx);
+
+ INIT_LIST_HEAD(&fimc->vid_cap.pending_buf_q);
+ INIT_LIST_HEAD(&fimc->vid_cap.active_buf_q);
+ fimc->vid_cap.active_buf_cnt = 0;
+ fimc->vid_cap.frame_count = 0;
+
+ set_bit(ST_CAPT_PEND, &fimc->state);
+ ret = videobuf_streamon(&fimc->vid_cap.vbq);
+
+s_unlock:
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+static int fimc_cap_streamoff(struct file *file, void *priv,
+ enum v4l2_buf_type type)
+{
+ struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&fimc->slock, flags);
+ if (!fimc_capture_running(fimc) && !fimc_capture_pending(fimc)) {
+ spin_unlock_irqrestore(&fimc->slock, flags);
+ dbg("state: 0x%lx", fimc->state);
+ return -EINVAL;
+ }
+ spin_unlock_irqrestore(&fimc->slock, flags);
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ fimc_stop_capture(fimc);
+ ret = videobuf_streamoff(&cap->vbq);
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+static int fimc_cap_reqbufs(struct file *file, void *priv,
+ struct v4l2_requestbuffers *reqbufs)
+{
+ struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ int ret;
+
+ if (fimc_capture_active(ctx->fimc_dev))
+ return -EBUSY;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ ret = videobuf_reqbufs(&cap->vbq, reqbufs);
+ if (!ret)
+ cap->reqbufs_count = reqbufs->count;
+
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+static int fimc_cap_querybuf(struct file *file, void *priv,
+ struct v4l2_buffer *buf)
+{
+ struct fimc_ctx *ctx = priv;
+ struct fimc_vid_cap *cap = &ctx->fimc_dev->vid_cap;
+
+ if (fimc_capture_active(ctx->fimc_dev))
+ return -EBUSY;
+
+ return videobuf_querybuf(&cap->vbq, buf);
+}
+
+static int fimc_cap_qbuf(struct file *file, void *priv,
+ struct v4l2_buffer *buf)
+{
+ struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ int ret;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ ret = videobuf_qbuf(&cap->vbq, buf);
+
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+static int fimc_cap_dqbuf(struct file *file, void *priv,
+ struct v4l2_buffer *buf)
+{
+ struct fimc_ctx *ctx = priv;
+ int ret;
+
+ if (mutex_lock_interruptible(&ctx->fimc_dev->lock))
+ return -ERESTARTSYS;
+
+ ret = videobuf_dqbuf(&ctx->fimc_dev->vid_cap.vbq, buf,
+ file->f_flags & O_NONBLOCK);
+
+ mutex_unlock(&ctx->fimc_dev->lock);
+ return ret;
+}
+
+static int fimc_cap_s_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctrl)
+{
+ struct fimc_ctx *ctx = priv;
+ int ret = -EINVAL;
+
+ if (mutex_lock_interruptible(&ctx->fimc_dev->lock))
+ return -ERESTARTSYS;
+
+ /* Allow any controls but 90/270 rotation while streaming */
+ if (!fimc_capture_active(ctx->fimc_dev) ||
+ ctrl->id != V4L2_CID_ROTATE ||
+ (ctrl->value != 90 && ctrl->value != 270)) {
+ ret = check_ctrl_val(ctx, ctrl);
+ if (!ret) {
+ ret = fimc_s_ctrl(ctx, ctrl);
+ if (!ret)
+ ctx->state |= FIMC_PARAMS;
+ }
+ }
+ if (ret == -EINVAL)
+ ret = v4l2_subdev_call(ctx->fimc_dev->vid_cap.sd,
+ core, s_ctrl, ctrl);
+
+ mutex_unlock(&ctx->fimc_dev->lock);
+ return ret;
+}
+
+static int fimc_cap_s_crop(struct file *file, void *fh,
+ struct v4l2_crop *cr)
+{
+ struct fimc_frame *f;
+ struct fimc_ctx *ctx = file->private_data;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ int ret = -EINVAL;
+
+ if (fimc_capture_active(fimc))
+ return -EBUSY;
+
+ ret = fimc_try_crop(ctx, cr);
+ if (ret)
+ return ret;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ if (!(ctx->state & FIMC_DST_FMT)) {
+ v4l2_err(&fimc->vid_cap.v4l2_dev,
+ "Capture color format not set\n");
+ goto sc_unlock;
+ }
+
+ f = &ctx->s_frame;
+ /* Check for the pixel scaling ratio when cropping input image. */
+ ret = fimc_check_scaler_ratio(&cr->c, &ctx->d_frame);
+ if (ret) {
+ v4l2_err(&fimc->vid_cap.v4l2_dev, "Out of the scaler range");
+ } else {
+ ret = 0;
+ f->offs_h = cr->c.left;
+ f->offs_v = cr->c.top;
+ f->width = cr->c.width;
+ f->height = cr->c.height;
+ }
+
+sc_unlock:
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
+
+
+static const struct v4l2_ioctl_ops fimc_capture_ioctl_ops = {
+ .vidioc_querycap = fimc_vidioc_querycap_capture,
+
+ .vidioc_enum_fmt_vid_cap = fimc_vidioc_enum_fmt,
+ .vidioc_try_fmt_vid_cap = fimc_vidioc_try_fmt,
+ .vidioc_s_fmt_vid_cap = fimc_cap_s_fmt,
+ .vidioc_g_fmt_vid_cap = fimc_vidioc_g_fmt,
+
+ .vidioc_reqbufs = fimc_cap_reqbufs,
+ .vidioc_querybuf = fimc_cap_querybuf,
+
+ .vidioc_qbuf = fimc_cap_qbuf,
+ .vidioc_dqbuf = fimc_cap_dqbuf,
+
+ .vidioc_streamon = fimc_cap_streamon,
+ .vidioc_streamoff = fimc_cap_streamoff,
+
+ .vidioc_queryctrl = fimc_vidioc_queryctrl,
+ .vidioc_g_ctrl = fimc_vidioc_g_ctrl,
+ .vidioc_s_ctrl = fimc_cap_s_ctrl,
+
+ .vidioc_g_crop = fimc_vidioc_g_crop,
+ .vidioc_s_crop = fimc_cap_s_crop,
+ .vidioc_cropcap = fimc_vidioc_cropcap,
+
+ .vidioc_enum_input = fimc_cap_enum_input,
+ .vidioc_s_input = fimc_cap_s_input,
+ .vidioc_g_input = fimc_cap_g_input,
+};
+
+int fimc_register_capture_device(struct fimc_dev *fimc)
+{
+ struct v4l2_device *v4l2_dev = &fimc->vid_cap.v4l2_dev;
+ struct video_device *vfd;
+ struct fimc_vid_cap *vid_cap;
+ struct fimc_ctx *ctx;
+ struct v4l2_format f;
+ int ret;
+
+ ctx = kzalloc(sizeof *ctx, GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ ctx->fimc_dev = fimc;
+ ctx->in_path = FIMC_CAMERA;
+ ctx->out_path = FIMC_DMA;
+ ctx->state = FIMC_CTX_CAP;
+
+ f.fmt.pix.pixelformat = V4L2_PIX_FMT_RGB24;
+ ctx->d_frame.fmt = find_format(&f, FMT_FLAGS_M2M);
+
+ if (!v4l2_dev->name[0])
+ snprintf(v4l2_dev->name, sizeof(v4l2_dev->name),
+ "%s.capture", dev_name(&fimc->pdev->dev));
+
+ ret = v4l2_device_register(NULL, v4l2_dev);
+ if (ret)
+ goto err_info;
+
+ vfd = video_device_alloc();
+ if (!vfd) {
+ v4l2_err(v4l2_dev, "Failed to allocate video device\n");
+ goto err_v4l2_reg;
+ }
+
+ snprintf(vfd->name, sizeof(vfd->name), "%s:cap",
+ dev_name(&fimc->pdev->dev));
+
+ vfd->fops = &fimc_capture_fops;
+ vfd->ioctl_ops = &fimc_capture_ioctl_ops;
+ vfd->minor = -1;
+ vfd->release = video_device_release;
+ video_set_drvdata(vfd, fimc);
+
+ vid_cap = &fimc->vid_cap;
+ vid_cap->vfd = vfd;
+ vid_cap->active_buf_cnt = 0;
+ vid_cap->reqbufs_count = 0;
+ vid_cap->refcnt = 0;
+ /* The default color format for image sensor. */
+ vid_cap->fmt.code = V4L2_MBUS_FMT_YUYV8_2X8;
+
+ INIT_LIST_HEAD(&vid_cap->pending_buf_q);
+ INIT_LIST_HEAD(&vid_cap->active_buf_q);
+ spin_lock_init(&ctx->slock);
+ vid_cap->ctx = ctx;
+
+ videobuf_queue_dma_contig_init(&vid_cap->vbq, &fimc_qops,
+ vid_cap->v4l2_dev.dev, &fimc->irqlock,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_NONE,
+ sizeof(struct fimc_vid_buffer), (void *)ctx);
+
+ ret = video_register_device(vfd, VFL_TYPE_GRABBER, -1);
+ if (ret) {
+ v4l2_err(v4l2_dev, "Failed to register video device\n");
+ goto err_vd_reg;
+ }
+
+ v4l2_info(v4l2_dev,
+ "FIMC capture driver registered as /dev/video%d\n",
+ vfd->num);
+
+ return 0;
+
+err_vd_reg:
+ video_device_release(vfd);
+err_v4l2_reg:
+ v4l2_device_unregister(v4l2_dev);
+err_info:
+ dev_err(&fimc->pdev->dev, "failed to install\n");
+ return ret;
+}
+
+void fimc_unregister_capture_device(struct fimc_dev *fimc)
+{
+ struct fimc_vid_cap *capture = &fimc->vid_cap;
+
+ if (capture->vfd)
+ video_unregister_device(capture->vfd);
+
+ kfree(capture->ctx);
+}
diff --git a/drivers/media/video/s5p-fimc/fimc-core.c b/drivers/media/video/s5p-fimc/fimc-core.c
index 6961c55baf9b..2e7c547894b6 100644
--- a/drivers/media/video/s5p-fimc/fimc-core.c
+++ b/drivers/media/video/s5p-fimc/fimc-core.c
@@ -1,7 +1,7 @@
/*
* S5P camera interface (video postprocessor) driver
*
- * Copyright (c) 2010 Samsung Electronics
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd
*
* Sylwester Nawrocki, <s.nawrocki@samsung.com>
*
@@ -38,86 +38,103 @@ static struct fimc_fmt fimc_formats[] = {
.depth = 16,
.color = S5P_FIMC_RGB565,
.buff_cnt = 1,
- .planes_cnt = 1
+ .planes_cnt = 1,
+ .mbus_code = V4L2_MBUS_FMT_RGB565_2X8_BE,
+ .flags = FMT_FLAGS_M2M,
}, {
.name = "BGR666",
.fourcc = V4L2_PIX_FMT_BGR666,
.depth = 32,
.color = S5P_FIMC_RGB666,
.buff_cnt = 1,
- .planes_cnt = 1
+ .planes_cnt = 1,
+ .flags = FMT_FLAGS_M2M,
}, {
.name = "XRGB-8-8-8-8, 24 bpp",
.fourcc = V4L2_PIX_FMT_RGB24,
.depth = 32,
.color = S5P_FIMC_RGB888,
.buff_cnt = 1,
- .planes_cnt = 1
+ .planes_cnt = 1,
+ .flags = FMT_FLAGS_M2M,
}, {
.name = "YUV 4:2:2 packed, YCbYCr",
.fourcc = V4L2_PIX_FMT_YUYV,
.depth = 16,
.color = S5P_FIMC_YCBYCR422,
.buff_cnt = 1,
- .planes_cnt = 1
- }, {
+ .planes_cnt = 1,
+ .mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
+ }, {
.name = "YUV 4:2:2 packed, CbYCrY",
.fourcc = V4L2_PIX_FMT_UYVY,
.depth = 16,
.color = S5P_FIMC_CBYCRY422,
.buff_cnt = 1,
- .planes_cnt = 1
+ .planes_cnt = 1,
+ .mbus_code = V4L2_MBUS_FMT_UYVY8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
}, {
.name = "YUV 4:2:2 packed, CrYCbY",
.fourcc = V4L2_PIX_FMT_VYUY,
.depth = 16,
.color = S5P_FIMC_CRYCBY422,
.buff_cnt = 1,
- .planes_cnt = 1
+ .planes_cnt = 1,
+ .mbus_code = V4L2_MBUS_FMT_VYUY8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
}, {
.name = "YUV 4:2:2 packed, YCrYCb",
.fourcc = V4L2_PIX_FMT_YVYU,
.depth = 16,
.color = S5P_FIMC_YCRYCB422,
.buff_cnt = 1,
- .planes_cnt = 1
+ .planes_cnt = 1,
+ .mbus_code = V4L2_MBUS_FMT_YVYU8_2X8,
+ .flags = FMT_FLAGS_M2M | FMT_FLAGS_CAM,
}, {
.name = "YUV 4:2:2 planar, Y/Cb/Cr",
.fourcc = V4L2_PIX_FMT_YUV422P,
.depth = 12,
.color = S5P_FIMC_YCBCR422,
.buff_cnt = 1,
- .planes_cnt = 3
+ .planes_cnt = 3,
+ .flags = FMT_FLAGS_M2M,
}, {
.name = "YUV 4:2:2 planar, Y/CbCr",
.fourcc = V4L2_PIX_FMT_NV16,
.depth = 16,
.color = S5P_FIMC_YCBCR422,
.buff_cnt = 1,
- .planes_cnt = 2
+ .planes_cnt = 2,
+ .flags = FMT_FLAGS_M2M,
}, {
.name = "YUV 4:2:2 planar, Y/CrCb",
.fourcc = V4L2_PIX_FMT_NV61,
.depth = 16,
.color = S5P_FIMC_RGB565,
.buff_cnt = 1,
- .planes_cnt = 2
+ .planes_cnt = 2,
+ .flags = FMT_FLAGS_M2M,
}, {
.name = "YUV 4:2:0 planar, YCbCr",
.fourcc = V4L2_PIX_FMT_YUV420,
.depth = 12,
.color = S5P_FIMC_YCBCR420,
.buff_cnt = 1,
- .planes_cnt = 3
+ .planes_cnt = 3,
+ .flags = FMT_FLAGS_M2M,
}, {
.name = "YUV 4:2:0 planar, Y/CbCr",
.fourcc = V4L2_PIX_FMT_NV12,
.depth = 12,
.color = S5P_FIMC_YCBCR420,
.buff_cnt = 1,
- .planes_cnt = 2
- }
- };
+ .planes_cnt = 2,
+ .flags = FMT_FLAGS_M2M,
+ },
+};
static struct v4l2_queryctrl fimc_ctrls[] = {
{
@@ -127,16 +144,14 @@ static struct v4l2_queryctrl fimc_ctrls[] = {
.minimum = 0,
.maximum = 1,
.default_value = 0,
- },
- {
+ }, {
.id = V4L2_CID_VFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Vertical flip",
.minimum = 0,
.maximum = 1,
.default_value = 0,
- },
- {
+ }, {
.id = V4L2_CID_ROTATE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Rotation (CCW)",
@@ -158,7 +173,7 @@ static struct v4l2_queryctrl *get_ctrl(int id)
return NULL;
}
-static int fimc_check_scaler_ratio(struct v4l2_rect *r, struct fimc_frame *f)
+int fimc_check_scaler_ratio(struct v4l2_rect *r, struct fimc_frame *f)
{
if (r->width > f->width) {
if (f->width > (r->width * SCALER_MAX_HRATIO))
@@ -181,32 +196,27 @@ static int fimc_check_scaler_ratio(struct v4l2_rect *r, struct fimc_frame *f)
static int fimc_get_scaler_factor(u32 src, u32 tar, u32 *ratio, u32 *shift)
{
- if (src >= tar * 64) {
+ u32 sh = 6;
+
+ if (src >= 64 * tar)
return -EINVAL;
- } else if (src >= tar * 32) {
- *ratio = 32;
- *shift = 5;
- } else if (src >= tar * 16) {
- *ratio = 16;
- *shift = 4;
- } else if (src >= tar * 8) {
- *ratio = 8;
- *shift = 3;
- } else if (src >= tar * 4) {
- *ratio = 4;
- *shift = 2;
- } else if (src >= tar * 2) {
- *ratio = 2;
- *shift = 1;
- } else {
- *ratio = 1;
- *shift = 0;
+
+ while (sh--) {
+ u32 tmp = 1 << sh;
+ if (src >= tar * tmp) {
+ *shift = sh, *ratio = tmp;
+ return 0;
+ }
}
+ *shift = 0, *ratio = 1;
+
+ dbg("s: %d, t: %d, shift: %d, ratio: %d",
+ src, tar, *shift, *ratio);
return 0;
}
-static int fimc_set_scaler_info(struct fimc_ctx *ctx)
+int fimc_set_scaler_info(struct fimc_ctx *ctx)
{
struct fimc_scaler *sc = &ctx->scaler;
struct fimc_frame *s_frame = &ctx->s_frame;
@@ -214,8 +224,13 @@ static int fimc_set_scaler_info(struct fimc_ctx *ctx)
int tx, ty, sx, sy;
int ret;
- tx = d_frame->width;
- ty = d_frame->height;
+ if (ctx->rotation == 90 || ctx->rotation == 270) {
+ ty = d_frame->width;
+ tx = d_frame->height;
+ } else {
+ tx = d_frame->width;
+ ty = d_frame->height;
+ }
if (tx <= 0 || ty <= 0) {
v4l2_err(&ctx->fimc_dev->m2m.v4l2_dev,
"invalid target size: %d x %d", tx, ty);
@@ -261,12 +276,57 @@ static int fimc_set_scaler_info(struct fimc_ctx *ctx)
return 0;
}
+static void fimc_capture_handler(struct fimc_dev *fimc)
+{
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ struct fimc_vid_buffer *v_buf = NULL;
+
+ if (!list_empty(&cap->active_buf_q)) {
+ v_buf = active_queue_pop(cap);
+ fimc_buf_finish(fimc, v_buf);
+ }
+
+ if (test_and_clear_bit(ST_CAPT_SHUT, &fimc->state)) {
+ wake_up(&fimc->irq_queue);
+ return;
+ }
+
+ if (!list_empty(&cap->pending_buf_q)) {
+
+ v_buf = pending_queue_pop(cap);
+ fimc_hw_set_output_addr(fimc, &v_buf->paddr, cap->buf_index);
+ v_buf->index = cap->buf_index;
+
+ dbg("hw ptr: %d, sw ptr: %d",
+ fimc_hw_get_frame_index(fimc), cap->buf_index);
+
+ spin_lock(&fimc->irqlock);
+ v_buf->vb.state = VIDEOBUF_ACTIVE;
+ spin_unlock(&fimc->irqlock);
+
+ /* Move the buffer to the capture active queue */
+ active_queue_add(cap, v_buf);
+
+ dbg("next frame: %d, done frame: %d",
+ fimc_hw_get_frame_index(fimc), v_buf->index);
+
+ if (++cap->buf_index >= FIMC_MAX_OUT_BUFS)
+ cap->buf_index = 0;
+
+ } else if (test_and_clear_bit(ST_CAPT_STREAM, &fimc->state) &&
+ cap->active_buf_cnt <= 1) {
+ fimc_deactivate_capture(fimc);
+ }
+
+ dbg("frame: %d, active_buf_cnt= %d",
+ fimc_hw_get_frame_index(fimc), cap->active_buf_cnt);
+}
static irqreturn_t fimc_isr(int irq, void *priv)
{
struct fimc_vid_buffer *src_buf, *dst_buf;
- struct fimc_dev *fimc = (struct fimc_dev *)priv;
struct fimc_ctx *ctx;
+ struct fimc_dev *fimc = priv;
BUG_ON(!fimc);
fimc_hw_clear_irq(fimc);
@@ -281,12 +341,22 @@ static irqreturn_t fimc_isr(int irq, void *priv)
dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_buf && dst_buf) {
spin_lock(&fimc->irqlock);
- src_buf->vb.state = dst_buf->vb.state = VIDEOBUF_DONE;
+ src_buf->vb.state = dst_buf->vb.state = VIDEOBUF_DONE;
wake_up(&src_buf->vb.done);
wake_up(&dst_buf->vb.done);
spin_unlock(&fimc->irqlock);
v4l2_m2m_job_finish(fimc->m2m.m2m_dev, ctx->m2m_ctx);
}
+ goto isr_unlock;
+
+ }
+
+ if (test_bit(ST_CAPT_RUN, &fimc->state))
+ fimc_capture_handler(fimc);
+
+ if (test_and_clear_bit(ST_CAPT_PEND, &fimc->state)) {
+ set_bit(ST_CAPT_RUN, &fimc->state);
+ wake_up(&fimc->irq_queue);
}
isr_unlock:
@@ -295,20 +365,13 @@ isr_unlock:
}
/* The color format (planes_cnt, buff_cnt) must be already configured. */
-static int fimc_prepare_addr(struct fimc_ctx *ctx,
- struct fimc_vid_buffer *buf, enum v4l2_buf_type type)
+int fimc_prepare_addr(struct fimc_ctx *ctx, struct fimc_vid_buffer *buf,
+ struct fimc_frame *frame, struct fimc_addr *paddr)
{
- struct fimc_frame *frame;
- struct fimc_addr *paddr;
- u32 pix_size;
int ret = 0;
+ u32 pix_size;
- frame = ctx_m2m_get_frame(ctx, type);
- if (IS_ERR(frame))
- return PTR_ERR(frame);
- paddr = &frame->paddr;
-
- if (!buf)
+ if (buf == NULL || frame == NULL)
return -EINVAL;
pix_size = frame->width * frame->height;
@@ -344,8 +407,8 @@ static int fimc_prepare_addr(struct fimc_ctx *ctx,
}
}
- dbg("PHYS_ADDR: type= %d, y= 0x%X cb= 0x%X cr= 0x%X ret= %d",
- type, paddr->y, paddr->cb, paddr->cr, ret);
+ dbg("PHYS_ADDR: y= 0x%X cb= 0x%X cr= 0x%X ret= %d",
+ paddr->y, paddr->cb, paddr->cr, ret);
return ret;
}
@@ -433,7 +496,7 @@ static void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f)
*
* Return: 0 if dimensions are valid or non zero otherwise.
*/
-static int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
+int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
{
struct fimc_frame *s_frame, *d_frame;
struct fimc_vid_buffer *buf = NULL;
@@ -443,12 +506,6 @@ static int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
d_frame = &ctx->d_frame;
if (flags & FIMC_PARAMS) {
- if ((ctx->out_path == FIMC_DMA) &&
- (ctx->rotation == 90 || ctx->rotation == 270)) {
- swap(d_frame->f_width, d_frame->f_height);
- swap(d_frame->width, d_frame->height);
- }
-
/* Prepare the DMA offset ratios for scaler. */
fimc_prepare_dma_offset(ctx, &ctx->s_frame);
fimc_prepare_dma_offset(ctx, &ctx->d_frame);
@@ -466,16 +523,14 @@ static int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
if (flags & FIMC_SRC_ADDR) {
buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
- ret = fimc_prepare_addr(ctx, buf,
- V4L2_BUF_TYPE_VIDEO_OUTPUT);
+ ret = fimc_prepare_addr(ctx, buf, s_frame, &s_frame->paddr);
if (ret)
return ret;
}
if (flags & FIMC_DST_ADDR) {
buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
- ret = fimc_prepare_addr(ctx, buf,
- V4L2_BUF_TYPE_VIDEO_CAPTURE);
+ ret = fimc_prepare_addr(ctx, buf, d_frame, &d_frame->paddr);
}
return ret;
@@ -499,12 +554,14 @@ static void fimc_dma_run(void *priv)
ctx->state |= (FIMC_SRC_ADDR | FIMC_DST_ADDR);
ret = fimc_prepare_config(ctx, ctx->state);
if (ret) {
- err("general configuration error");
+ err("Wrong parameters");
goto dma_unlock;
}
-
- if (fimc->m2m.ctx != ctx)
+ /* Reconfigure hardware if the context has changed. */
+ if (fimc->m2m.ctx != ctx) {
ctx->state |= FIMC_PARAMS;
+ fimc->m2m.ctx = ctx;
+ }
fimc_hw_set_input_addr(fimc, &ctx->s_frame.paddr);
@@ -512,10 +569,9 @@ static void fimc_dma_run(void *priv)
fimc_hw_set_input_path(ctx);
fimc_hw_set_in_dma(ctx);
if (fimc_set_scaler_info(ctx)) {
- err("scaler configuration error");
+ err("Scaler setup error");
goto dma_unlock;
}
- fimc_hw_set_prescaler(ctx);
fimc_hw_set_scaler(ctx);
fimc_hw_set_target_format(ctx);
fimc_hw_set_rotation(ctx);
@@ -524,19 +580,15 @@ static void fimc_dma_run(void *priv)
fimc_hw_set_output_path(ctx);
if (ctx->state & (FIMC_DST_ADDR | FIMC_PARAMS))
- fimc_hw_set_output_addr(fimc, &ctx->d_frame.paddr);
+ fimc_hw_set_output_addr(fimc, &ctx->d_frame.paddr, -1);
if (ctx->state & FIMC_PARAMS)
fimc_hw_set_out_dma(ctx);
- if (ctx->scaler.enabled)
- fimc_hw_start_scaler(fimc);
- fimc_hw_en_capture(ctx);
+ fimc_activate_capture(ctx);
- ctx->state = 0;
- fimc_hw_start_in_dma(fimc);
-
- fimc->m2m.ctx = ctx;
+ ctx->state &= (FIMC_CTX_M2M | FIMC_CTX_CAP);
+ fimc_hw_activate_input_dma(fimc, true);
dma_unlock:
spin_unlock_irqrestore(&ctx->slock, flags);
@@ -560,7 +612,7 @@ static int fimc_buf_setup(struct videobuf_queue *vq, unsigned int *count,
struct fimc_ctx *ctx = vq->priv_data;
struct fimc_frame *frame;
- frame = ctx_m2m_get_frame(ctx, vq->type);
+ frame = ctx_get_frame(ctx, vq->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
@@ -578,7 +630,7 @@ static int fimc_buf_prepare(struct videobuf_queue *vq,
struct fimc_frame *frame;
int ret;
- frame = ctx_m2m_get_frame(ctx, vq->type);
+ frame = ctx_get_frame(ctx, vq->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
@@ -618,10 +670,31 @@ static void fimc_buf_queue(struct videobuf_queue *vq,
struct videobuf_buffer *vb)
{
struct fimc_ctx *ctx = vq->priv_data;
- v4l2_m2m_buf_queue(ctx->m2m_ctx, vq, vb);
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct fimc_vid_cap *cap = &fimc->vid_cap;
+ unsigned long flags;
+
+ dbg("ctx: %p, ctx->state: 0x%x", ctx, ctx->state);
+
+ if ((ctx->state & FIMC_CTX_M2M) && ctx->m2m_ctx) {
+ v4l2_m2m_buf_queue(ctx->m2m_ctx, vq, vb);
+ } else if (ctx->state & FIMC_CTX_CAP) {
+ spin_lock_irqsave(&fimc->slock, flags);
+ fimc_vid_cap_buf_queue(fimc, (struct fimc_vid_buffer *)vb);
+
+ dbg("fimc->cap.active_buf_cnt: %d",
+ fimc->vid_cap.active_buf_cnt);
+
+ if (cap->active_buf_cnt >= cap->reqbufs_count ||
+ cap->active_buf_cnt >= FIMC_MAX_OUT_BUFS) {
+ if (!test_and_set_bit(ST_CAPT_STREAM, &fimc->state))
+ fimc_activate_capture(ctx);
+ }
+ spin_unlock_irqrestore(&fimc->slock, flags);
+ }
}
-static struct videobuf_queue_ops fimc_qops = {
+struct videobuf_queue_ops fimc_qops = {
.buf_setup = fimc_buf_setup,
.buf_prepare = fimc_buf_prepare,
.buf_queue = fimc_buf_queue,
@@ -644,7 +717,7 @@ static int fimc_m2m_querycap(struct file *file, void *priv,
return 0;
}
-static int fimc_m2m_enum_fmt(struct file *file, void *priv,
+int fimc_vidioc_enum_fmt(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
struct fimc_fmt *fmt;
@@ -655,189 +728,210 @@ static int fimc_m2m_enum_fmt(struct file *file, void *priv,
fmt = &fimc_formats[f->index];
strncpy(f->description, fmt->name, sizeof(f->description) - 1);
f->pixelformat = fmt->fourcc;
+
return 0;
}
-static int fimc_m2m_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
+int fimc_vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
{
struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
struct fimc_frame *frame;
- frame = ctx_m2m_get_frame(ctx, f->type);
+ frame = ctx_get_frame(ctx, f->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
f->fmt.pix.width = frame->width;
f->fmt.pix.height = frame->height;
f->fmt.pix.field = V4L2_FIELD_NONE;
f->fmt.pix.pixelformat = frame->fmt->fourcc;
+ mutex_unlock(&fimc->lock);
return 0;
}
-static struct fimc_fmt *find_format(struct v4l2_format *f)
+struct fimc_fmt *find_format(struct v4l2_format *f, unsigned int mask)
{
struct fimc_fmt *fmt;
unsigned int i;
for (i = 0; i < ARRAY_SIZE(fimc_formats); ++i) {
fmt = &fimc_formats[i];
- if (fmt->fourcc == f->fmt.pix.pixelformat)
+ if (fmt->fourcc == f->fmt.pix.pixelformat &&
+ (fmt->flags & mask))
break;
}
- if (i == ARRAY_SIZE(fimc_formats))
- return NULL;
- return fmt;
+ return (i == ARRAY_SIZE(fimc_formats)) ? NULL : fmt;
}
-static int fimc_m2m_try_fmt(struct file *file, void *priv,
- struct v4l2_format *f)
+struct fimc_fmt *find_mbus_format(struct v4l2_mbus_framefmt *f,
+ unsigned int mask)
{
struct fimc_fmt *fmt;
- u32 max_width, max_height, mod_x, mod_y;
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(fimc_formats); ++i) {
+ fmt = &fimc_formats[i];
+ if (fmt->mbus_code == f->code && (fmt->flags & mask))
+ break;
+ }
+
+ return (i == ARRAY_SIZE(fimc_formats)) ? NULL : fmt;
+}
+
+
+int fimc_vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
+{
struct fimc_ctx *ctx = priv;
struct fimc_dev *fimc = ctx->fimc_dev;
- struct v4l2_pix_format *pix = &f->fmt.pix;
struct samsung_fimc_variant *variant = fimc->variant;
+ struct v4l2_pix_format *pix = &f->fmt.pix;
+ struct fimc_fmt *fmt;
+ u32 max_width, mod_x, mod_y, mask;
+ int ret = -EINVAL, is_output = 0;
- fmt = find_format(f);
- if (!fmt) {
- v4l2_err(&fimc->m2m.v4l2_dev,
- "Fourcc format (0x%X) invalid.\n", pix->pixelformat);
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+ if (ctx->state & FIMC_CTX_CAP)
+ return -EINVAL;
+ is_output = 1;
+ } else if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) {
return -EINVAL;
}
+ dbg("w: %d, h: %d, bpl: %d",
+ pix->width, pix->height, pix->bytesperline);
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ mask = is_output ? FMT_FLAGS_M2M : FMT_FLAGS_M2M | FMT_FLAGS_CAM;
+ fmt = find_format(f, mask);
+ if (!fmt) {
+ v4l2_err(&fimc->m2m.v4l2_dev, "Fourcc format (0x%X) invalid.\n",
+ pix->pixelformat);
+ goto tf_out;
+ }
+
if (pix->field == V4L2_FIELD_ANY)
pix->field = V4L2_FIELD_NONE;
else if (V4L2_FIELD_NONE != pix->field)
- return -EINVAL;
+ goto tf_out;
- if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
- max_width = variant->scaler_dis_w;
- max_height = variant->scaler_dis_w;
- mod_x = variant->min_inp_pixsize;
- mod_y = variant->min_inp_pixsize;
- } else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- max_width = variant->out_rot_dis_w;
- max_height = variant->out_rot_dis_w;
- mod_x = variant->min_out_pixsize;
- mod_y = variant->min_out_pixsize;
+ if (is_output) {
+ max_width = variant->pix_limit->scaler_dis_w;
+ mod_x = ffs(variant->min_inp_pixsize) - 1;
} else {
- err("Wrong stream type (%d)", f->type);
- return -EINVAL;
+ max_width = variant->pix_limit->out_rot_dis_w;
+ mod_x = ffs(variant->min_out_pixsize) - 1;
}
- dbg("max_w= %d, max_h= %d", max_width, max_height);
-
- if (pix->height > max_height)
- pix->height = max_height;
- if (pix->width > max_width)
- pix->width = max_width;
-
if (tiled_fmt(fmt)) {
- mod_x = 64; /* 64x32 tile */
- mod_y = 32;
+ mod_x = 6; /* 64 x 32 pixels tile */
+ mod_y = 5;
+ } else {
+ if (fimc->id == 1 && fimc->variant->pix_hoff)
+ mod_y = fimc_fmt_is_rgb(fmt->color) ? 0 : 1;
+ else
+ mod_y = mod_x;
}
- dbg("mod_x= 0x%X, mod_y= 0x%X", mod_x, mod_y);
+ dbg("mod_x: %d, mod_y: %d, max_w: %d", mod_x, mod_y, max_width);
- pix->width = (pix->width == 0) ? mod_x : ALIGN(pix->width, mod_x);
- pix->height = (pix->height == 0) ? mod_y : ALIGN(pix->height, mod_y);
+ v4l_bound_align_image(&pix->width, 16, max_width, mod_x,
+ &pix->height, 8, variant->pix_limit->scaler_dis_w, mod_y, 0);
if (pix->bytesperline == 0 ||
- pix->bytesperline * 8 / fmt->depth > pix->width)
+ (pix->bytesperline * 8 / fmt->depth) > pix->width)
pix->bytesperline = (pix->width * fmt->depth) >> 3;
if (pix->sizeimage == 0)
pix->sizeimage = pix->height * pix->bytesperline;
- dbg("pix->bytesperline= %d, fmt->depth= %d",
- pix->bytesperline, fmt->depth);
+ dbg("w: %d, h: %d, bpl: %d, depth: %d",
+ pix->width, pix->height, pix->bytesperline, fmt->depth);
- return 0;
-}
+ ret = 0;
+tf_out:
+ mutex_unlock(&fimc->lock);
+ return ret;
+}
static int fimc_m2m_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
{
struct fimc_ctx *ctx = priv;
- struct v4l2_device *v4l2_dev = &ctx->fimc_dev->m2m.v4l2_dev;
- struct videobuf_queue *src_vq, *dst_vq;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ struct v4l2_device *v4l2_dev = &fimc->m2m.v4l2_dev;
+ struct videobuf_queue *vq;
struct fimc_frame *frame;
struct v4l2_pix_format *pix;
unsigned long flags;
int ret = 0;
- BUG_ON(!ctx);
-
- ret = fimc_m2m_try_fmt(file, priv, f);
+ ret = fimc_vidioc_try_fmt(file, priv, f);
if (ret)
return ret;
- mutex_lock(&ctx->fimc_dev->lock);
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
- src_vq = v4l2_m2m_get_src_vq(ctx->m2m_ctx);
- dst_vq = v4l2_m2m_get_dst_vq(ctx->m2m_ctx);
+ vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
+ mutex_lock(&vq->vb_lock);
- mutex_lock(&src_vq->vb_lock);
- mutex_lock(&dst_vq->vb_lock);
+ if (videobuf_queue_is_busy(vq)) {
+ v4l2_err(v4l2_dev, "%s: queue (%d) busy\n", __func__, f->type);
+ ret = -EBUSY;
+ goto sf_out;
+ }
+ spin_lock_irqsave(&ctx->slock, flags);
if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
- if (videobuf_queue_is_busy(src_vq)) {
- v4l2_err(v4l2_dev, "%s queue busy\n", __func__);
- ret = -EBUSY;
- goto s_fmt_out;
- }
frame = &ctx->s_frame;
- spin_lock_irqsave(&ctx->slock, flags);
ctx->state |= FIMC_SRC_FMT;
- spin_unlock_irqrestore(&ctx->slock, flags);
-
} else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- if (videobuf_queue_is_busy(dst_vq)) {
- v4l2_err(v4l2_dev, "%s queue busy\n", __func__);
- ret = -EBUSY;
- goto s_fmt_out;
- }
frame = &ctx->d_frame;
- spin_lock_irqsave(&ctx->slock, flags);
ctx->state |= FIMC_DST_FMT;
- spin_unlock_irqrestore(&ctx->slock, flags);
} else {
+ spin_unlock_irqrestore(&ctx->slock, flags);
v4l2_err(&ctx->fimc_dev->m2m.v4l2_dev,
"Wrong buffer/video queue type (%d)\n", f->type);
ret = -EINVAL;
- goto s_fmt_out;
+ goto sf_out;
}
+ spin_unlock_irqrestore(&ctx->slock, flags);
pix = &f->fmt.pix;
- frame->fmt = find_format(f);
+ frame->fmt = find_format(f, FMT_FLAGS_M2M);
if (!frame->fmt) {
ret = -EINVAL;
- goto s_fmt_out;
+ goto sf_out;
}
- frame->f_width = pix->bytesperline * 8 / frame->fmt->depth;
- frame->f_height = pix->sizeimage/pix->bytesperline;
- frame->width = pix->width;
- frame->height = pix->height;
- frame->o_width = pix->width;
+ frame->f_width = pix->bytesperline * 8 / frame->fmt->depth;
+ frame->f_height = pix->height;
+ frame->width = pix->width;
+ frame->height = pix->height;
+ frame->o_width = pix->width;
frame->o_height = pix->height;
- frame->offs_h = 0;
- frame->offs_v = 0;
- frame->size = (pix->width * pix->height * frame->fmt->depth) >> 3;
- src_vq->field = dst_vq->field = pix->field;
+ frame->offs_h = 0;
+ frame->offs_v = 0;
+ frame->size = (pix->width * pix->height * frame->fmt->depth) >> 3;
+ vq->field = pix->field;
+
spin_lock_irqsave(&ctx->slock, flags);
ctx->state |= FIMC_PARAMS;
spin_unlock_irqrestore(&ctx->slock, flags);
- dbg("f_width= %d, f_height= %d", frame->f_width, frame->f_height);
+ dbg("f_w: %d, f_h: %d", frame->f_width, frame->f_height);
-s_fmt_out:
- mutex_unlock(&dst_vq->vb_lock);
- mutex_unlock(&src_vq->vb_lock);
- mutex_unlock(&ctx->fimc_dev->lock);
+sf_out:
+ mutex_unlock(&vq->vb_lock);
+ mutex_unlock(&fimc->lock);
return ret;
}
@@ -884,21 +978,33 @@ static int fimc_m2m_streamoff(struct file *file, void *priv,
return v4l2_m2m_streamoff(file, ctx->m2m_ctx, type);
}
-int fimc_m2m_queryctrl(struct file *file, void *priv,
+int fimc_vidioc_queryctrl(struct file *file, void *priv,
struct v4l2_queryctrl *qc)
{
+ struct fimc_ctx *ctx = priv;
struct v4l2_queryctrl *c;
+
c = get_ctrl(qc->id);
- if (!c)
- return -EINVAL;
- *qc = *c;
- return 0;
+ if (c) {
+ *qc = *c;
+ return 0;
+ }
+
+ if (ctx->state & FIMC_CTX_CAP)
+ return v4l2_subdev_call(ctx->fimc_dev->vid_cap.sd,
+ core, queryctrl, qc);
+ return -EINVAL;
}
-int fimc_m2m_g_ctrl(struct file *file, void *priv,
+int fimc_vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
struct fimc_ctx *ctx = priv;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ int ret = 0;
+
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
switch (ctrl->id) {
case V4L2_CID_HFLIP:
@@ -911,15 +1017,22 @@ int fimc_m2m_g_ctrl(struct file *file, void *priv,
ctrl->value = ctx->rotation;
break;
default:
- v4l2_err(&ctx->fimc_dev->m2m.v4l2_dev, "Invalid control\n");
- return -EINVAL;
+ if (ctx->state & FIMC_CTX_CAP) {
+ ret = v4l2_subdev_call(fimc->vid_cap.sd, core,
+ g_ctrl, ctrl);
+ } else {
+ v4l2_err(&fimc->m2m.v4l2_dev,
+ "Invalid control\n");
+ ret = -EINVAL;
+ }
}
dbg("ctrl->value= %d", ctrl->value);
- return 0;
+
+ mutex_unlock(&fimc->lock);
+ return ret;
}
-static int check_ctrl_val(struct fimc_ctx *ctx,
- struct v4l2_control *ctrl)
+int check_ctrl_val(struct fimc_ctx *ctx, struct v4l2_control *ctrl)
{
struct v4l2_queryctrl *c;
c = get_ctrl(ctrl->id);
@@ -936,22 +1049,23 @@ static int check_ctrl_val(struct fimc_ctx *ctx,
return 0;
}
-int fimc_m2m_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
+int fimc_s_ctrl(struct fimc_ctx *ctx, struct v4l2_control *ctrl)
{
- struct fimc_ctx *ctx = priv;
struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
+ struct fimc_dev *fimc = ctx->fimc_dev;
unsigned long flags;
- int ret = 0;
- ret = check_ctrl_val(ctx, ctrl);
- if (ret)
- return ret;
+ if (ctx->rotation != 0 &&
+ (ctrl->id == V4L2_CID_HFLIP || ctrl->id == V4L2_CID_VFLIP)) {
+ v4l2_err(&fimc->m2m.v4l2_dev,
+ "Simultaneous flip and rotation is not supported\n");
+ return -EINVAL;
+ }
+
+ spin_lock_irqsave(&ctx->slock, flags);
switch (ctrl->id) {
case V4L2_CID_HFLIP:
- if (ctx->rotation != 0)
- return 0;
if (ctrl->value)
ctx->flip |= FLIP_X_AXIS;
else
@@ -959,8 +1073,6 @@ int fimc_m2m_s_ctrl(struct file *file, void *priv,
break;
case V4L2_CID_VFLIP:
- if (ctx->rotation != 0)
- return 0;
if (ctrl->value)
ctx->flip |= FLIP_Y_AXIS;
else
@@ -968,77 +1080,95 @@ int fimc_m2m_s_ctrl(struct file *file, void *priv,
break;
case V4L2_CID_ROTATE:
- if (ctrl->value == 90 || ctrl->value == 270) {
- if (ctx->out_path == FIMC_LCDFIFO &&
- !variant->has_inp_rot) {
- return -EINVAL;
- } else if (ctx->in_path == FIMC_DMA &&
- !variant->has_out_rot) {
- return -EINVAL;
- }
+ /* Check for the output rotator availability */
+ if ((ctrl->value == 90 || ctrl->value == 270) &&
+ (ctx->in_path == FIMC_DMA && !variant->has_out_rot)) {
+ spin_unlock_irqrestore(&ctx->slock, flags);
+ return -EINVAL;
+ } else {
+ ctx->rotation = ctrl->value;
}
- ctx->rotation = ctrl->value;
- if (ctrl->value == 180)
- ctx->flip = FLIP_XY_AXIS;
break;
default:
- v4l2_err(&ctx->fimc_dev->m2m.v4l2_dev, "Invalid control\n");
+ spin_unlock_irqrestore(&ctx->slock, flags);
+ v4l2_err(&fimc->m2m.v4l2_dev, "Invalid control\n");
return -EINVAL;
}
- spin_lock_irqsave(&ctx->slock, flags);
ctx->state |= FIMC_PARAMS;
spin_unlock_irqrestore(&ctx->slock, flags);
+
return 0;
}
+static int fimc_m2m_s_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctrl)
+{
+ struct fimc_ctx *ctx = priv;
+ int ret = 0;
+
+ ret = check_ctrl_val(ctx, ctrl);
+ if (ret)
+ return ret;
+
+ ret = fimc_s_ctrl(ctx, ctrl);
+ return 0;
+}
-static int fimc_m2m_cropcap(struct file *file, void *fh,
- struct v4l2_cropcap *cr)
+int fimc_vidioc_cropcap(struct file *file, void *fh,
+ struct v4l2_cropcap *cr)
{
struct fimc_frame *frame;
struct fimc_ctx *ctx = fh;
+ struct fimc_dev *fimc = ctx->fimc_dev;
- frame = ctx_m2m_get_frame(ctx, cr->type);
+ frame = ctx_get_frame(ctx, cr->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
- cr->bounds.left = 0;
- cr->bounds.top = 0;
- cr->bounds.width = frame->f_width;
- cr->bounds.height = frame->f_height;
- cr->defrect.left = frame->offs_h;
- cr->defrect.top = frame->offs_v;
- cr->defrect.width = frame->o_width;
- cr->defrect.height = frame->o_height;
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ cr->bounds.left = 0;
+ cr->bounds.top = 0;
+ cr->bounds.width = frame->f_width;
+ cr->bounds.height = frame->f_height;
+ cr->defrect = cr->bounds;
+
+ mutex_unlock(&fimc->lock);
return 0;
}
-static int fimc_m2m_g_crop(struct file *file, void *fh, struct v4l2_crop *cr)
+int fimc_vidioc_g_crop(struct file *file, void *fh, struct v4l2_crop *cr)
{
struct fimc_frame *frame;
struct fimc_ctx *ctx = file->private_data;
+ struct fimc_dev *fimc = ctx->fimc_dev;
- frame = ctx_m2m_get_frame(ctx, cr->type);
+ frame = ctx_get_frame(ctx, cr->type);
if (IS_ERR(frame))
return PTR_ERR(frame);
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
cr->c.left = frame->offs_h;
cr->c.top = frame->offs_v;
cr->c.width = frame->width;
cr->c.height = frame->height;
+ mutex_unlock(&fimc->lock);
return 0;
}
-static int fimc_m2m_s_crop(struct file *file, void *fh, struct v4l2_crop *cr)
+int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
{
- struct fimc_ctx *ctx = file->private_data;
struct fimc_dev *fimc = ctx->fimc_dev;
- unsigned long flags;
struct fimc_frame *f;
- u32 min_size;
- int ret = 0;
+ u32 min_size, halign;
+
+ f = (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) ?
+ &ctx->s_frame : &ctx->d_frame;
if (cr->c.top < 0 || cr->c.left < 0) {
v4l2_err(&fimc->m2m.v4l2_dev,
@@ -1046,66 +1176,98 @@ static int fimc_m2m_s_crop(struct file *file, void *fh, struct v4l2_crop *cr)
return -EINVAL;
}
- if (cr->c.width <= 0 || cr->c.height <= 0) {
- v4l2_err(&fimc->m2m.v4l2_dev,
- "crop width and height must be greater than 0\n");
- return -EINVAL;
- }
-
- f = ctx_m2m_get_frame(ctx, cr->type);
+ f = ctx_get_frame(ctx, cr->type);
if (IS_ERR(f))
return PTR_ERR(f);
- /* Adjust to required pixel boundary. */
- min_size = (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) ?
- fimc->variant->min_inp_pixsize : fimc->variant->min_out_pixsize;
-
- cr->c.width = round_down(cr->c.width, min_size);
- cr->c.height = round_down(cr->c.height, min_size);
- cr->c.left = round_down(cr->c.left + 1, min_size);
- cr->c.top = round_down(cr->c.top + 1, min_size);
+ min_size = (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT)
+ ? fimc->variant->min_inp_pixsize
+ : fimc->variant->min_out_pixsize;
- if ((cr->c.left + cr->c.width > f->o_width)
- || (cr->c.top + cr->c.height > f->o_height)) {
- v4l2_err(&fimc->m2m.v4l2_dev, "Error in S_CROP params\n");
- return -EINVAL;
+ if (ctx->state & FIMC_CTX_M2M) {
+ if (fimc->id == 1 && fimc->variant->pix_hoff)
+ halign = fimc_fmt_is_rgb(f->fmt->color) ? 0 : 1;
+ else
+ halign = ffs(min_size) - 1;
+ /* there are more strict aligment requirements at camera interface */
+ } else {
+ min_size = 16;
+ halign = 4;
}
+ v4l_bound_align_image(&cr->c.width, min_size, f->o_width,
+ ffs(min_size) - 1,
+ &cr->c.height, min_size, f->o_height,
+ halign, 64/(ALIGN(f->fmt->depth, 8)));
+
+ /* adjust left/top if cropping rectangle is out of bounds */
+ if (cr->c.left + cr->c.width > f->o_width)
+ cr->c.left = f->o_width - cr->c.width;
+ if (cr->c.top + cr->c.height > f->o_height)
+ cr->c.top = f->o_height - cr->c.height;
+
+ cr->c.left = round_down(cr->c.left, min_size);
+ cr->c.top = round_down(cr->c.top,
+ ctx->state & FIMC_CTX_M2M ? 8 : 16);
+
+ dbg("l:%d, t:%d, w:%d, h:%d, f_w: %d, f_h: %d",
+ cr->c.left, cr->c.top, cr->c.width, cr->c.height,
+ f->f_width, f->f_height);
+
+ return 0;
+}
+
+
+static int fimc_m2m_s_crop(struct file *file, void *fh, struct v4l2_crop *cr)
+{
+ struct fimc_ctx *ctx = file->private_data;
+ struct fimc_dev *fimc = ctx->fimc_dev;
+ unsigned long flags;
+ struct fimc_frame *f;
+ int ret;
+
+ ret = fimc_try_crop(ctx, cr);
+ if (ret)
+ return ret;
+
+ f = (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) ?
+ &ctx->s_frame : &ctx->d_frame;
+
spin_lock_irqsave(&ctx->slock, flags);
- if ((ctx->state & FIMC_SRC_FMT) && (ctx->state & FIMC_DST_FMT)) {
- /* Check for the pixel scaling ratio when cropping input img. */
+ if (~ctx->state & (FIMC_SRC_FMT | FIMC_DST_FMT)) {
+ /* Check to see if scaling ratio is within supported range */
if (cr->type == V4L2_BUF_TYPE_VIDEO_OUTPUT)
ret = fimc_check_scaler_ratio(&cr->c, &ctx->d_frame);
- else if (cr->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ else
ret = fimc_check_scaler_ratio(&cr->c, &ctx->s_frame);
-
if (ret) {
spin_unlock_irqrestore(&ctx->slock, flags);
- v4l2_err(&fimc->m2m.v4l2_dev, "Out of scaler range");
+ v4l2_err(&fimc->m2m.v4l2_dev, "Out of scaler range");
return -EINVAL;
}
}
ctx->state |= FIMC_PARAMS;
- spin_unlock_irqrestore(&ctx->slock, flags);
f->offs_h = cr->c.left;
f->offs_v = cr->c.top;
- f->width = cr->c.width;
+ f->width = cr->c.width;
f->height = cr->c.height;
+
+ spin_unlock_irqrestore(&ctx->slock, flags);
return 0;
}
static const struct v4l2_ioctl_ops fimc_m2m_ioctl_ops = {
.vidioc_querycap = fimc_m2m_querycap,
- .vidioc_enum_fmt_vid_cap = fimc_m2m_enum_fmt,
- .vidioc_enum_fmt_vid_out = fimc_m2m_enum_fmt,
+ .vidioc_enum_fmt_vid_cap = fimc_vidioc_enum_fmt,
+ .vidioc_enum_fmt_vid_out = fimc_vidioc_enum_fmt,
- .vidioc_g_fmt_vid_cap = fimc_m2m_g_fmt,
- .vidioc_g_fmt_vid_out = fimc_m2m_g_fmt,
+ .vidioc_g_fmt_vid_cap = fimc_vidioc_g_fmt,
+ .vidioc_g_fmt_vid_out = fimc_vidioc_g_fmt,
- .vidioc_try_fmt_vid_cap = fimc_m2m_try_fmt,
- .vidioc_try_fmt_vid_out = fimc_m2m_try_fmt,
+ .vidioc_try_fmt_vid_cap = fimc_vidioc_try_fmt,
+ .vidioc_try_fmt_vid_out = fimc_vidioc_try_fmt,
.vidioc_s_fmt_vid_cap = fimc_m2m_s_fmt,
.vidioc_s_fmt_vid_out = fimc_m2m_s_fmt,
@@ -1119,13 +1281,13 @@ static const struct v4l2_ioctl_ops fimc_m2m_ioctl_ops = {
.vidioc_streamon = fimc_m2m_streamon,
.vidioc_streamoff = fimc_m2m_streamoff,
- .vidioc_queryctrl = fimc_m2m_queryctrl,
- .vidioc_g_ctrl = fimc_m2m_g_ctrl,
+ .vidioc_queryctrl = fimc_vidioc_queryctrl,
+ .vidioc_g_ctrl = fimc_vidioc_g_ctrl,
.vidioc_s_ctrl = fimc_m2m_s_ctrl,
- .vidioc_g_crop = fimc_m2m_g_crop,
+ .vidioc_g_crop = fimc_vidioc_g_crop,
.vidioc_s_crop = fimc_m2m_s_crop,
- .vidioc_cropcap = fimc_m2m_cropcap
+ .vidioc_cropcap = fimc_vidioc_cropcap
};
@@ -1136,9 +1298,9 @@ static void queue_init(void *priv, struct videobuf_queue *vq,
struct fimc_dev *fimc = ctx->fimc_dev;
videobuf_queue_dma_contig_init(vq, &fimc_qops,
- fimc->m2m.v4l2_dev.dev,
+ &fimc->pdev->dev,
&fimc->irqlock, type, V4L2_FIELD_NONE,
- sizeof(struct fimc_vid_buffer), priv);
+ sizeof(struct fimc_vid_buffer), priv, NULL);
}
static int fimc_m2m_open(struct file *file)
@@ -1147,25 +1309,38 @@ static int fimc_m2m_open(struct file *file)
struct fimc_ctx *ctx = NULL;
int err = 0;
- mutex_lock(&fimc->lock);
+ if (mutex_lock_interruptible(&fimc->lock))
+ return -ERESTARTSYS;
+
+ dbg("pid: %d, state: 0x%lx, refcnt: %d",
+ task_pid_nr(current), fimc->state, fimc->vid_cap.refcnt);
+
+ /*
+ * Return if the corresponding video capture node
+ * is already opened.
+ */
+ if (fimc->vid_cap.refcnt > 0) {
+ err = -EBUSY;
+ goto err_unlock;
+ }
+
fimc->m2m.refcnt++;
set_bit(ST_OUTDMA_RUN, &fimc->state);
- mutex_unlock(&fimc->lock);
-
ctx = kzalloc(sizeof *ctx, GFP_KERNEL);
- if (!ctx)
- return -ENOMEM;
+ if (!ctx) {
+ err = -ENOMEM;
+ goto err_unlock;
+ }
file->private_data = ctx;
ctx->fimc_dev = fimc;
- /* default format */
+ /* Default color format */
ctx->s_frame.fmt = &fimc_formats[0];
ctx->d_frame.fmt = &fimc_formats[0];
- /* per user process device context initialization */
- ctx->state = 0;
+ /* Setup the device context for mem2mem mode. */
+ ctx->state = FIMC_CTX_M2M;
ctx->flags = 0;
- ctx->effect.type = S5P_FIMC_EFFECT_ORIGINAL;
ctx->in_path = FIMC_DMA;
ctx->out_path = FIMC_DMA;
spin_lock_init(&ctx->slock);
@@ -1175,6 +1350,9 @@ static int fimc_m2m_open(struct file *file)
err = PTR_ERR(ctx->m2m_ctx);
kfree(ctx);
}
+
+err_unlock:
+ mutex_unlock(&fimc->lock);
return err;
}
@@ -1183,11 +1361,16 @@ static int fimc_m2m_release(struct file *file)
struct fimc_ctx *ctx = file->private_data;
struct fimc_dev *fimc = ctx->fimc_dev;
+ mutex_lock(&fimc->lock);
+
+ dbg("pid: %d, state: 0x%lx, refcnt= %d",
+ task_pid_nr(current), fimc->state, fimc->m2m.refcnt);
+
v4l2_m2m_ctx_release(ctx->m2m_ctx);
kfree(ctx);
- mutex_lock(&fimc->lock);
if (--fimc->m2m.refcnt <= 0)
clear_bit(ST_OUTDMA_RUN, &fimc->state);
+
mutex_unlock(&fimc->lock);
return 0;
}
@@ -1196,6 +1379,7 @@ static unsigned int fimc_m2m_poll(struct file *file,
struct poll_table_struct *wait)
{
struct fimc_ctx *ctx = file->private_data;
+
return v4l2_m2m_poll(file, ctx->m2m_ctx, wait);
}
@@ -1203,6 +1387,7 @@ static unsigned int fimc_m2m_poll(struct file *file,
static int fimc_m2m_mmap(struct file *file, struct vm_area_struct *vma)
{
struct fimc_ctx *ctx = file->private_data;
+
return v4l2_m2m_mmap(file, ctx->m2m_ctx, vma);
}
@@ -1241,7 +1426,7 @@ static int fimc_register_m2m_device(struct fimc_dev *fimc)
ret = v4l2_device_register(&pdev->dev, v4l2_dev);
if (ret)
- return ret;;
+ goto err_m2m_r1;
vfd = video_device_alloc();
if (!vfd) {
@@ -1293,7 +1478,7 @@ static void fimc_unregister_m2m_device(struct fimc_dev *fimc)
if (fimc) {
v4l2_m2m_release(fimc->m2m.m2m_dev);
video_unregister_device(fimc->m2m.vfd);
- video_device_release(fimc->m2m.vfd);
+
v4l2_device_unregister(&fimc->m2m.v4l2_dev);
}
}
@@ -1337,7 +1522,7 @@ static int fimc_probe(struct platform_device *pdev)
drv_data = (struct samsung_fimc_driverdata *)
platform_get_device_id(pdev)->driver_data;
- if (pdev->id >= drv_data->devs_cnt) {
+ if (pdev->id >= drv_data->num_entities) {
dev_err(&pdev->dev, "Invalid platform device id: %d\n",
pdev->id);
return -EINVAL;
@@ -1350,9 +1535,11 @@ static int fimc_probe(struct platform_device *pdev)
fimc->id = pdev->id;
fimc->variant = drv_data->variant[fimc->id];
fimc->pdev = pdev;
+ fimc->pdata = pdev->dev.platform_data;
fimc->state = ST_IDLE;
spin_lock_init(&fimc->irqlock);
+ init_waitqueue_head(&fimc->irq_queue);
spin_lock_init(&fimc->slock);
mutex_init(&fimc->lock);
@@ -1382,6 +1569,7 @@ static int fimc_probe(struct platform_device *pdev)
ret = fimc_clk_get(fimc);
if (ret)
goto err_regs_unmap;
+ clk_set_rate(fimc->clock[0], drv_data->lclk_frequency);
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (!res) {
@@ -1399,25 +1587,38 @@ static int fimc_probe(struct platform_device *pdev)
goto err_clk;
}
- fimc->work_queue = create_workqueue(dev_name(&fimc->pdev->dev));
- if (!fimc->work_queue) {
- ret = -ENOMEM;
- goto err_irq;
- }
-
ret = fimc_register_m2m_device(fimc);
if (ret)
- goto err_wq;
+ goto err_irq;
+
+ /* At least one camera sensor is required to register capture node */
+ if (fimc->pdata) {
+ int i;
+ for (i = 0; i < FIMC_MAX_CAMIF_CLIENTS; ++i)
+ if (fimc->pdata->isp_info[i])
+ break;
+
+ if (i < FIMC_MAX_CAMIF_CLIENTS) {
+ ret = fimc_register_capture_device(fimc);
+ if (ret)
+ goto err_m2m;
+ }
+ }
- fimc_hw_en_lastirq(fimc, true);
+ /*
+ * Exclude the additional output DMA address registers by masking
+ * them out on HW revisions that provide extended capabilites.
+ */
+ if (fimc->variant->out_buf_count > 4)
+ fimc_hw_set_dma_seq(fimc, 0xF);
dev_dbg(&pdev->dev, "%s(): fimc-%d registered successfully\n",
__func__, fimc->id);
return 0;
-err_wq:
- destroy_workqueue(fimc->work_queue);
+err_m2m:
+ fimc_unregister_m2m_device(fimc);
err_irq:
free_irq(fimc->irq, fimc);
err_clk:
@@ -1429,7 +1630,7 @@ err_req_region:
kfree(fimc->regs_res);
err_info:
kfree(fimc);
- dev_err(&pdev->dev, "failed to install\n");
+
return ret;
}
@@ -1438,91 +1639,151 @@ static int __devexit fimc_remove(struct platform_device *pdev)
struct fimc_dev *fimc =
(struct fimc_dev *)platform_get_drvdata(pdev);
- v4l2_info(&fimc->m2m.v4l2_dev, "Removing %s\n", pdev->name);
-
free_irq(fimc->irq, fimc);
-
fimc_hw_reset(fimc);
fimc_unregister_m2m_device(fimc);
+ fimc_unregister_capture_device(fimc);
+
fimc_clk_release(fimc);
iounmap(fimc->regs);
release_resource(fimc->regs_res);
kfree(fimc->regs_res);
kfree(fimc);
+
+ dev_info(&pdev->dev, "%s driver unloaded\n", pdev->name);
return 0;
}
-static struct samsung_fimc_variant fimc01_variant_s5p = {
- .has_inp_rot = 1,
- .has_out_rot = 1,
+/* Image pixel limits, similar across several FIMC HW revisions. */
+static struct fimc_pix_limit s5p_pix_limit[3] = {
+ [0] = {
+ .scaler_en_w = 3264,
+ .scaler_dis_w = 8192,
+ .in_rot_en_h = 1920,
+ .in_rot_dis_w = 8192,
+ .out_rot_en_w = 1920,
+ .out_rot_dis_w = 4224,
+ },
+ [1] = {
+ .scaler_en_w = 4224,
+ .scaler_dis_w = 8192,
+ .in_rot_en_h = 1920,
+ .in_rot_dis_w = 8192,
+ .out_rot_en_w = 1920,
+ .out_rot_dis_w = 4224,
+ },
+ [2] = {
+ .scaler_en_w = 1920,
+ .scaler_dis_w = 8192,
+ .in_rot_en_h = 1280,
+ .in_rot_dis_w = 8192,
+ .out_rot_en_w = 1280,
+ .out_rot_dis_w = 1920,
+ },
+};
+
+static struct samsung_fimc_variant fimc0_variant_s5p = {
+ .has_inp_rot = 1,
+ .has_out_rot = 1,
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
-
- .scaler_en_w = 3264,
- .scaler_dis_w = 8192,
- .in_rot_en_h = 1920,
- .in_rot_dis_w = 8192,
- .out_rot_en_w = 1920,
- .out_rot_dis_w = 4224,
+ .hor_offs_align = 8,
+ .out_buf_count = 4,
+ .pix_limit = &s5p_pix_limit[0],
};
static struct samsung_fimc_variant fimc2_variant_s5p = {
.min_inp_pixsize = 16,
.min_out_pixsize = 16,
+ .hor_offs_align = 8,
+ .out_buf_count = 4,
+ .pix_limit = &s5p_pix_limit[1],
+};
- .scaler_en_w = 4224,
- .scaler_dis_w = 8192,
- .in_rot_en_h = 1920,
- .in_rot_dis_w = 8192,
- .out_rot_en_w = 1920,
- .out_rot_dis_w = 4224,
+static struct samsung_fimc_variant fimc0_variant_s5pv210 = {
+ .pix_hoff = 1,
+ .has_inp_rot = 1,
+ .has_out_rot = 1,
+ .min_inp_pixsize = 16,
+ .min_out_pixsize = 16,
+ .hor_offs_align = 8,
+ .out_buf_count = 4,
+ .pix_limit = &s5p_pix_limit[1],
};
-static struct samsung_fimc_variant fimc01_variant_s5pv210 = {
- .pix_hoff = 1,
- .has_inp_rot = 1,
- .has_out_rot = 1,
+static struct samsung_fimc_variant fimc1_variant_s5pv210 = {
+ .pix_hoff = 1,
+ .has_inp_rot = 1,
+ .has_out_rot = 1,
.min_inp_pixsize = 16,
- .min_out_pixsize = 32,
-
- .scaler_en_w = 4224,
- .scaler_dis_w = 8192,
- .in_rot_en_h = 1920,
- .in_rot_dis_w = 8192,
- .out_rot_en_w = 1920,
- .out_rot_dis_w = 4224,
+ .min_out_pixsize = 16,
+ .hor_offs_align = 1,
+ .out_buf_count = 4,
+ .pix_limit = &s5p_pix_limit[2],
};
static struct samsung_fimc_variant fimc2_variant_s5pv210 = {
.pix_hoff = 1,
.min_inp_pixsize = 16,
- .min_out_pixsize = 32,
-
- .scaler_en_w = 1920,
- .scaler_dis_w = 8192,
- .in_rot_en_h = 1280,
- .in_rot_dis_w = 8192,
- .out_rot_en_w = 1280,
- .out_rot_dis_w = 1920,
+ .min_out_pixsize = 16,
+ .hor_offs_align = 8,
+ .out_buf_count = 4,
+ .pix_limit = &s5p_pix_limit[2],
+};
+
+static struct samsung_fimc_variant fimc0_variant_s5pv310 = {
+ .pix_hoff = 1,
+ .has_inp_rot = 1,
+ .has_out_rot = 1,
+ .min_inp_pixsize = 16,
+ .min_out_pixsize = 16,
+ .hor_offs_align = 1,
+ .out_buf_count = 32,
+ .pix_limit = &s5p_pix_limit[1],
+};
+
+static struct samsung_fimc_variant fimc2_variant_s5pv310 = {
+ .pix_hoff = 1,
+ .min_inp_pixsize = 16,
+ .min_out_pixsize = 16,
+ .hor_offs_align = 1,
+ .out_buf_count = 32,
+ .pix_limit = &s5p_pix_limit[2],
};
+/* S5PC100 */
static struct samsung_fimc_driverdata fimc_drvdata_s5p = {
.variant = {
- [0] = &fimc01_variant_s5p,
- [1] = &fimc01_variant_s5p,
+ [0] = &fimc0_variant_s5p,
+ [1] = &fimc0_variant_s5p,
[2] = &fimc2_variant_s5p,
},
- .devs_cnt = 3
+ .num_entities = 3,
+ .lclk_frequency = 133000000UL,
};
+/* S5PV210, S5PC110 */
static struct samsung_fimc_driverdata fimc_drvdata_s5pv210 = {
.variant = {
- [0] = &fimc01_variant_s5pv210,
- [1] = &fimc01_variant_s5pv210,
+ [0] = &fimc0_variant_s5pv210,
+ [1] = &fimc1_variant_s5pv210,
[2] = &fimc2_variant_s5pv210,
},
- .devs_cnt = 3
+ .num_entities = 3,
+ .lclk_frequency = 166000000UL,
+};
+
+/* S5PV310, S5PC210 */
+static struct samsung_fimc_driverdata fimc_drvdata_s5pv310 = {
+ .variant = {
+ [0] = &fimc0_variant_s5pv310,
+ [1] = &fimc0_variant_s5pv310,
+ [2] = &fimc0_variant_s5pv310,
+ [3] = &fimc2_variant_s5pv310,
+ },
+ .num_entities = 4,
+ .lclk_frequency = 166000000UL,
};
static struct platform_device_id fimc_driver_ids[] = {
@@ -1532,6 +1793,9 @@ static struct platform_device_id fimc_driver_ids[] = {
}, {
.name = "s5pv210-fimc",
.driver_data = (unsigned long)&fimc_drvdata_s5pv210,
+ }, {
+ .name = "s5pv310-fimc",
+ .driver_data = (unsigned long)&fimc_drvdata_s5pv310,
},
{},
};
@@ -1547,20 +1811,12 @@ static struct platform_driver fimc_driver = {
}
};
-static char banner[] __initdata = KERN_INFO
- "S5PC Camera Interface V4L2 Driver, (c) 2010 Samsung Electronics\n";
-
static int __init fimc_init(void)
{
- u32 ret;
- printk(banner);
-
- ret = platform_driver_register(&fimc_driver);
- if (ret) {
- printk(KERN_ERR "FIMC platform driver register failed\n");
- return -1;
- }
- return 0;
+ int ret = platform_driver_register(&fimc_driver);
+ if (ret)
+ err("platform_driver_register failed: %d\n", ret);
+ return ret;
}
static void __exit fimc_exit(void)
@@ -1571,6 +1827,6 @@ static void __exit fimc_exit(void)
module_init(fimc_init);
module_exit(fimc_exit);
-MODULE_AUTHOR("Sylwester Nawrocki, s.nawrocki@samsung.com");
-MODULE_DESCRIPTION("S3C/S5P FIMC (video postprocessor) driver");
+MODULE_AUTHOR("Sylwester Nawrocki <s.nawrocki@samsung.com>");
+MODULE_DESCRIPTION("S5P FIMC camera host interface/video postprocessor driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/media/video/s5p-fimc/fimc-core.h b/drivers/media/video/s5p-fimc/fimc-core.h
index 6b3e0cd73cdd..3e1078516560 100644
--- a/drivers/media/video/s5p-fimc/fimc-core.h
+++ b/drivers/media/video/s5p-fimc/fimc-core.h
@@ -11,10 +11,14 @@
#ifndef FIMC_CORE_H_
#define FIMC_CORE_H_
+/*#define DEBUG*/
+
#include <linux/types.h>
#include <media/videobuf-core.h>
#include <media/v4l2-device.h>
#include <media/v4l2-mem2mem.h>
+#include <media/v4l2-mediabus.h>
+#include <media/s3c_fimc.h>
#include <linux/videodev2.h>
#include "regs-fimc.h"
@@ -28,47 +32,72 @@
#define dbg(fmt, args...)
#endif
+/* Time to wait for next frame VSYNC interrupt while stopping operation. */
+#define FIMC_SHUTDOWN_TIMEOUT ((100*HZ)/1000)
#define NUM_FIMC_CLOCKS 2
#define MODULE_NAME "s5p-fimc"
-#define FIMC_MAX_DEVS 3
+#define FIMC_MAX_DEVS 4
#define FIMC_MAX_OUT_BUFS 4
#define SCALER_MAX_HRATIO 64
#define SCALER_MAX_VRATIO 64
+#define DMA_MIN_SIZE 8
-enum {
+/* FIMC device state flags */
+enum fimc_dev_flags {
+ /* for m2m node */
ST_IDLE,
ST_OUTDMA_RUN,
ST_M2M_PEND,
+ /* for capture node */
+ ST_CAPT_PEND,
+ ST_CAPT_RUN,
+ ST_CAPT_STREAM,
+ ST_CAPT_SHUT,
};
#define fimc_m2m_active(dev) test_bit(ST_OUTDMA_RUN, &(dev)->state)
#define fimc_m2m_pending(dev) test_bit(ST_M2M_PEND, &(dev)->state)
+#define fimc_capture_running(dev) test_bit(ST_CAPT_RUN, &(dev)->state)
+#define fimc_capture_pending(dev) test_bit(ST_CAPT_PEND, &(dev)->state)
+
+#define fimc_capture_active(dev) \
+ (test_bit(ST_CAPT_RUN, &(dev)->state) || \
+ test_bit(ST_CAPT_PEND, &(dev)->state))
+
+#define fimc_capture_streaming(dev) \
+ test_bit(ST_CAPT_STREAM, &(dev)->state)
+
+#define fimc_buf_finish(dev, vid_buf) do { \
+ spin_lock(&(dev)->irqlock); \
+ (vid_buf)->vb.state = VIDEOBUF_DONE; \
+ spin_unlock(&(dev)->irqlock); \
+ wake_up(&(vid_buf)->vb.done); \
+} while (0)
+
enum fimc_datapath {
- FIMC_ITU_CAM_A,
- FIMC_ITU_CAM_B,
- FIMC_MIPI_CAM,
+ FIMC_CAMERA,
FIMC_DMA,
FIMC_LCDFIFO,
FIMC_WRITEBACK
};
enum fimc_color_fmt {
- S5P_FIMC_RGB565,
+ S5P_FIMC_RGB565 = 0x10,
S5P_FIMC_RGB666,
S5P_FIMC_RGB888,
- S5P_FIMC_YCBCR420,
+ S5P_FIMC_RGB30_LOCAL,
+ S5P_FIMC_YCBCR420 = 0x20,
S5P_FIMC_YCBCR422,
S5P_FIMC_YCBYCR422,
S5P_FIMC_YCRYCB422,
S5P_FIMC_CBYCRY422,
S5P_FIMC_CRYCBY422,
- S5P_FIMC_RGB30_LOCAL,
S5P_FIMC_YCBCR444_LOCAL,
- S5P_FIMC_MAX_COLOR = S5P_FIMC_YCBCR444_LOCAL,
- S5P_FIMC_COLOR_MASK = 0x0F,
};
+#define fimc_fmt_is_rgb(x) ((x) & 0x10)
+
/* Y/Cb/Cr components order at DMA output for 1 plane YCbCr 4:2:2 formats. */
#define S5P_FIMC_OUT_CRYCBY S5P_CIOCTRL_ORDER422_CRYCBY
#define S5P_FIMC_OUT_CBYCRY S5P_CIOCTRL_ORDER422_YCRYCB
@@ -93,11 +122,13 @@ enum fimc_color_fmt {
#define S5P_FIMC_EFFECT_SIKHOUETTE S5P_CIIMGEFF_FIN_SILHOUETTE
/* The hardware context state. */
-#define FIMC_PARAMS (1 << 0)
-#define FIMC_SRC_ADDR (1 << 1)
-#define FIMC_DST_ADDR (1 << 2)
-#define FIMC_SRC_FMT (1 << 3)
-#define FIMC_DST_FMT (1 << 4)
+#define FIMC_PARAMS (1 << 0)
+#define FIMC_SRC_ADDR (1 << 1)
+#define FIMC_DST_ADDR (1 << 2)
+#define FIMC_SRC_FMT (1 << 3)
+#define FIMC_DST_FMT (1 << 4)
+#define FIMC_CTX_M2M (1 << 5)
+#define FIMC_CTX_CAP (1 << 6)
/* Image conversion flags */
#define FIMC_IN_DMA_ACCESS_TILED (1 << 0)
@@ -106,7 +137,9 @@ enum fimc_color_fmt {
#define FIMC_OUT_DMA_ACCESS_LINEAR (0 << 1)
#define FIMC_SCAN_MODE_PROGRESSIVE (0 << 2)
#define FIMC_SCAN_MODE_INTERLACED (1 << 2)
-/* YCbCr data dynamic range for RGB-YUV color conversion. Y/Cb/Cr: (0 ~ 255) */
+/*
+ * YCbCr data dynamic range for RGB-YUV color conversion.
+ * Y/Cb/Cr: (0 ~ 255) */
#define FIMC_COLOR_RANGE_WIDE (0 << 3)
/* Y (16 ~ 235), Cb/Cr (16 ~ 240) */
#define FIMC_COLOR_RANGE_NARROW (1 << 3)
@@ -118,20 +151,25 @@ enum fimc_color_fmt {
/**
* struct fimc_fmt - the driver's internal color format data
+ * @mbus_code: Media Bus pixel code, -1 if not applicable
* @name: format description
- * @fourcc: the fourcc code for this format
+ * @fourcc: the fourcc code for this format, 0 if not applicable
* @color: the corresponding fimc_color_fmt
- * @depth: number of bits per pixel
+ * @depth: driver's private 'number of bits per pixel'
* @buff_cnt: number of physically non-contiguous data planes
* @planes_cnt: number of physically contiguous data planes
*/
struct fimc_fmt {
+ enum v4l2_mbus_pixelcode mbus_code;
char *name;
u32 fourcc;
u32 color;
- u32 depth;
u16 buff_cnt;
u16 planes_cnt;
+ u16 depth;
+ u16 flags;
+#define FMT_FLAGS_CAM (1 << 0)
+#define FMT_FLAGS_M2M (1 << 1)
};
/**
@@ -167,37 +205,37 @@ struct fimc_effect {
/**
* struct fimc_scaler - the configuration data for FIMC inetrnal scaler
*
- * @enabled: the flag set when the scaler is used
+ * @scaleup_h: flag indicating scaling up horizontally
+ * @scaleup_v: flag indicating scaling up vertically
+ * @copy_mode: flag indicating transparent DMA transfer (no scaling
+ * and color format conversion)
+ * @enabled: flag indicating if the scaler is used
* @hfactor: horizontal shift factor
* @vfactor: vertical shift factor
* @pre_hratio: horizontal ratio of the prescaler
* @pre_vratio: vertical ratio of the prescaler
* @pre_dst_width: the prescaler's destination width
* @pre_dst_height: the prescaler's destination height
- * @scaleup_h: flag indicating scaling up horizontally
- * @scaleup_v: flag indicating scaling up vertically
* @main_hratio: the main scaler's horizontal ratio
* @main_vratio: the main scaler's vertical ratio
- * @real_width: source width - offset
- * @real_height: source height - offset
- * @copy_mode: flag set if one-to-one mode is used, i.e. no scaling
- * and color format conversion
+ * @real_width: source pixel (width - offset)
+ * @real_height: source pixel (height - offset)
*/
struct fimc_scaler {
- u32 enabled;
+ unsigned int scaleup_h:1;
+ unsigned int scaleup_v:1;
+ unsigned int copy_mode:1;
+ unsigned int enabled:1;
u32 hfactor;
u32 vfactor;
u32 pre_hratio;
u32 pre_vratio;
u32 pre_dst_width;
u32 pre_dst_height;
- u32 scaleup_h;
- u32 scaleup_v;
u32 main_hratio;
u32 main_vratio;
u32 real_width;
u32 real_height;
- u32 copy_mode;
};
/**
@@ -215,15 +253,18 @@ struct fimc_addr {
/**
* struct fimc_vid_buffer - the driver's video buffer
- * @vb: v4l videobuf buffer
+ * @vb: v4l videobuf buffer
+ * @paddr: precalculated physical address set
+ * @index: buffer index for the output DMA engine
*/
struct fimc_vid_buffer {
struct videobuf_buffer vb;
+ struct fimc_addr paddr;
+ int index;
};
/**
- * struct fimc_frame - input/output frame format properties
- *
+ * struct fimc_frame - source/target frame properties
* @f_width: image full width (virtual screen size)
* @f_height: image full height (virtual screen size)
* @o_width: original image width as set by S_FMT
@@ -270,67 +311,119 @@ struct fimc_m2m_device {
};
/**
+ * struct fimc_vid_cap - camera capture device information
+ * @ctx: hardware context data
+ * @vfd: video device node for camera capture mode
+ * @v4l2_dev: v4l2_device struct to manage subdevs
+ * @sd: pointer to camera sensor subdevice currently in use
+ * @fmt: Media Bus format configured at selected image sensor
+ * @pending_buf_q: the pending buffer queue head
+ * @active_buf_q: the queue head of buffers scheduled in hardware
+ * @vbq: the capture am video buffer queue
+ * @active_buf_cnt: number of video buffers scheduled in hardware
+ * @buf_index: index for managing the output DMA buffers
+ * @frame_count: the frame counter for statistics
+ * @reqbufs_count: the number of buffers requested in REQBUFS ioctl
+ * @input_index: input (camera sensor) index
+ * @refcnt: driver's private reference counter
+ */
+struct fimc_vid_cap {
+ struct fimc_ctx *ctx;
+ struct video_device *vfd;
+ struct v4l2_device v4l2_dev;
+ struct v4l2_subdev *sd;
+ struct v4l2_mbus_framefmt fmt;
+ struct list_head pending_buf_q;
+ struct list_head active_buf_q;
+ struct videobuf_queue vbq;
+ int active_buf_cnt;
+ int buf_index;
+ unsigned int frame_count;
+ unsigned int reqbufs_count;
+ int input_index;
+ int refcnt;
+};
+
+/**
+ * struct fimc_pix_limit - image pixel size limits in various IP configurations
+ *
+ * @scaler_en_w: max input pixel width when the scaler is enabled
+ * @scaler_dis_w: max input pixel width when the scaler is disabled
+ * @in_rot_en_h: max input width with the input rotator is on
+ * @in_rot_dis_w: max input width with the input rotator is off
+ * @out_rot_en_w: max output width with the output rotator on
+ * @out_rot_dis_w: max output width with the output rotator off
+ */
+struct fimc_pix_limit {
+ u16 scaler_en_w;
+ u16 scaler_dis_w;
+ u16 in_rot_en_h;
+ u16 in_rot_dis_w;
+ u16 out_rot_en_w;
+ u16 out_rot_dis_w;
+};
+
+/**
* struct samsung_fimc_variant - camera interface variant information
*
* @pix_hoff: indicate whether horizontal offset is in pixels or in bytes
* @has_inp_rot: set if has input rotator
* @has_out_rot: set if has output rotator
+ * @pix_limit: pixel size constraints for the scaler
* @min_inp_pixsize: minimum input pixel size
* @min_out_pixsize: minimum output pixel size
- * @scaler_en_w: maximum input pixel width when the scaler is enabled
- * @scaler_dis_w: maximum input pixel width when the scaler is disabled
- * @in_rot_en_h: maximum input width when the input rotator is used
- * @in_rot_dis_w: maximum input width when the input rotator is used
- * @out_rot_en_w: maximum output width for the output rotator enabled
- * @out_rot_dis_w: maximum output width for the output rotator enabled
+ * @hor_offs_align: horizontal pixel offset aligment
+ * @out_buf_count: the number of buffers in output DMA sequence
*/
struct samsung_fimc_variant {
unsigned int pix_hoff:1;
unsigned int has_inp_rot:1;
unsigned int has_out_rot:1;
-
+ struct fimc_pix_limit *pix_limit;
u16 min_inp_pixsize;
u16 min_out_pixsize;
- u16 scaler_en_w;
- u16 scaler_dis_w;
- u16 in_rot_en_h;
- u16 in_rot_dis_w;
- u16 out_rot_en_w;
- u16 out_rot_dis_w;
+ u16 hor_offs_align;
+ u16 out_buf_count;
};
/**
- * struct samsung_fimc_driverdata - per-device type driver data for init time.
+ * struct samsung_fimc_driverdata - per device type driver data for init time.
*
* @variant: the variant information for this driver.
* @dev_cnt: number of fimc sub-devices available in SoC
+ * @lclk_frequency: fimc bus clock frequency
*/
struct samsung_fimc_driverdata {
struct samsung_fimc_variant *variant[FIMC_MAX_DEVS];
- int devs_cnt;
+ unsigned long lclk_frequency;
+ int num_entities;
};
struct fimc_ctx;
/**
- * struct fimc_subdev - abstraction for a FIMC entity
+ * struct fimc_dev - abstraction for FIMC entity
*
* @slock: the spinlock protecting this data structure
* @lock: the mutex protecting this data structure
* @pdev: pointer to the FIMC platform device
+ * @pdata: pointer to the device platform data
* @id: FIMC device index (0..2)
* @clock[]: the clocks required for FIMC operation
* @regs: the mapped hardware registers
* @regs_res: the resource claimed for IO registers
* @irq: interrupt number of the FIMC subdevice
- * @irqlock: spinlock protecting videbuffer queue
+ * @irqlock: spinlock protecting videobuffer queue
+ * @irq_queue:
* @m2m: memory-to-memory V4L2 device information
- * @state: the FIMC device state flags
+ * @vid_cap: camera capture device information
+ * @state: flags used to synchronize m2m and capture mode operation
*/
struct fimc_dev {
spinlock_t slock;
struct mutex lock;
struct platform_device *pdev;
+ struct s3c_platform_fimc *pdata;
struct samsung_fimc_variant *variant;
int id;
struct clk *clock[NUM_FIMC_CLOCKS];
@@ -338,8 +431,9 @@ struct fimc_dev {
struct resource *regs_res;
int irq;
spinlock_t irqlock;
- struct workqueue_struct *work_queue;
+ wait_queue_head_t irq_queue;
struct fimc_m2m_device m2m;
+ struct fimc_vid_cap vid_cap;
unsigned long state;
};
@@ -359,7 +453,7 @@ struct fimc_dev {
* @effect: image effect
* @rotation: image clockwise rotation in degrees
* @flip: image flip mode
- * @flags: an additional flags for image conversion
+ * @flags: additional flags for image conversion
* @state: flags to keep track of user configuration
* @fimc_dev: the FIMC device this context applies to
* @m2m_ctx: memory-to-memory device context
@@ -384,6 +478,7 @@ struct fimc_ctx {
struct v4l2_m2m_ctx *m2m_ctx;
};
+extern struct videobuf_queue_ops fimc_qops;
static inline int tiled_fmt(struct fimc_fmt *fmt)
{
@@ -397,18 +492,24 @@ static inline void fimc_hw_clear_irq(struct fimc_dev *dev)
writel(cfg, dev->regs + S5P_CIGCTRL);
}
-static inline void fimc_hw_start_scaler(struct fimc_dev *dev)
+static inline void fimc_hw_enable_scaler(struct fimc_dev *dev, bool on)
{
u32 cfg = readl(dev->regs + S5P_CISCCTRL);
- cfg |= S5P_CISCCTRL_SCALERSTART;
+ if (on)
+ cfg |= S5P_CISCCTRL_SCALERSTART;
+ else
+ cfg &= ~S5P_CISCCTRL_SCALERSTART;
writel(cfg, dev->regs + S5P_CISCCTRL);
}
-static inline void fimc_hw_stop_scaler(struct fimc_dev *dev)
+static inline void fimc_hw_activate_input_dma(struct fimc_dev *dev, bool on)
{
- u32 cfg = readl(dev->regs + S5P_CISCCTRL);
- cfg &= ~S5P_CISCCTRL_SCALERSTART;
- writel(cfg, dev->regs + S5P_CISCCTRL);
+ u32 cfg = readl(dev->regs + S5P_MSCTRL);
+ if (on)
+ cfg |= S5P_MSCTRL_ENVID;
+ else
+ cfg &= ~S5P_MSCTRL_ENVID;
+ writel(cfg, dev->regs + S5P_MSCTRL);
}
static inline void fimc_hw_dis_capture(struct fimc_dev *dev)
@@ -418,27 +519,30 @@ static inline void fimc_hw_dis_capture(struct fimc_dev *dev)
writel(cfg, dev->regs + S5P_CIIMGCPT);
}
-static inline void fimc_hw_start_in_dma(struct fimc_dev *dev)
-{
- u32 cfg = readl(dev->regs + S5P_MSCTRL);
- cfg |= S5P_MSCTRL_ENVID;
- writel(cfg, dev->regs + S5P_MSCTRL);
-}
-
-static inline void fimc_hw_stop_in_dma(struct fimc_dev *dev)
+/**
+ * fimc_hw_set_dma_seq - configure output DMA buffer sequence
+ * @mask: each bit corresponds to one of 32 output buffer registers set
+ * 1 to include buffer in the sequence, 0 to disable
+ *
+ * This function mask output DMA ring buffers, i.e. it allows to configure
+ * which of the output buffer address registers will be used by the DMA
+ * engine.
+ */
+static inline void fimc_hw_set_dma_seq(struct fimc_dev *dev, u32 mask)
{
- u32 cfg = readl(dev->regs + S5P_MSCTRL);
- cfg &= ~S5P_MSCTRL_ENVID;
- writel(cfg, dev->regs + S5P_MSCTRL);
+ writel(mask, dev->regs + S5P_CIFCNTSEQ);
}
-static inline struct fimc_frame *ctx_m2m_get_frame(struct fimc_ctx *ctx,
- enum v4l2_buf_type type)
+static inline struct fimc_frame *ctx_get_frame(struct fimc_ctx *ctx,
+ enum v4l2_buf_type type)
{
struct fimc_frame *frame;
if (V4L2_BUF_TYPE_VIDEO_OUTPUT == type) {
- frame = &ctx->s_frame;
+ if (ctx->state & FIMC_CTX_M2M)
+ frame = &ctx->s_frame;
+ else
+ return ERR_PTR(-EINVAL);
} else if (V4L2_BUF_TYPE_VIDEO_CAPTURE == type) {
frame = &ctx->d_frame;
} else {
@@ -450,22 +554,137 @@ static inline struct fimc_frame *ctx_m2m_get_frame(struct fimc_ctx *ctx,
return frame;
}
+static inline u32 fimc_hw_get_frame_index(struct fimc_dev *dev)
+{
+ u32 reg = readl(dev->regs + S5P_CISTATUS);
+ return (reg & S5P_CISTATUS_FRAMECNT_MASK) >>
+ S5P_CISTATUS_FRAMECNT_SHIFT;
+}
+
/* -----------------------------------------------------*/
/* fimc-reg.c */
-void fimc_hw_reset(struct fimc_dev *dev);
+void fimc_hw_reset(struct fimc_dev *fimc);
void fimc_hw_set_rotation(struct fimc_ctx *ctx);
void fimc_hw_set_target_format(struct fimc_ctx *ctx);
void fimc_hw_set_out_dma(struct fimc_ctx *ctx);
-void fimc_hw_en_lastirq(struct fimc_dev *dev, int enable);
-void fimc_hw_en_irq(struct fimc_dev *dev, int enable);
-void fimc_hw_set_prescaler(struct fimc_ctx *ctx);
+void fimc_hw_en_lastirq(struct fimc_dev *fimc, int enable);
+void fimc_hw_en_irq(struct fimc_dev *fimc, int enable);
void fimc_hw_set_scaler(struct fimc_ctx *ctx);
void fimc_hw_en_capture(struct fimc_ctx *ctx);
void fimc_hw_set_effect(struct fimc_ctx *ctx);
void fimc_hw_set_in_dma(struct fimc_ctx *ctx);
void fimc_hw_set_input_path(struct fimc_ctx *ctx);
void fimc_hw_set_output_path(struct fimc_ctx *ctx);
-void fimc_hw_set_input_addr(struct fimc_dev *dev, struct fimc_addr *paddr);
-void fimc_hw_set_output_addr(struct fimc_dev *dev, struct fimc_addr *paddr);
+void fimc_hw_set_input_addr(struct fimc_dev *fimc, struct fimc_addr *paddr);
+void fimc_hw_set_output_addr(struct fimc_dev *fimc, struct fimc_addr *paddr,
+ int index);
+int fimc_hw_set_camera_source(struct fimc_dev *fimc,
+ struct s3c_fimc_isp_info *cam);
+int fimc_hw_set_camera_offset(struct fimc_dev *fimc, struct fimc_frame *f);
+int fimc_hw_set_camera_polarity(struct fimc_dev *fimc,
+ struct s3c_fimc_isp_info *cam);
+int fimc_hw_set_camera_type(struct fimc_dev *fimc,
+ struct s3c_fimc_isp_info *cam);
+
+/* -----------------------------------------------------*/
+/* fimc-core.c */
+int fimc_vidioc_enum_fmt(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f);
+int fimc_vidioc_g_fmt(struct file *file, void *priv,
+ struct v4l2_format *f);
+int fimc_vidioc_try_fmt(struct file *file, void *priv,
+ struct v4l2_format *f);
+int fimc_vidioc_g_crop(struct file *file, void *fh,
+ struct v4l2_crop *cr);
+int fimc_vidioc_cropcap(struct file *file, void *fh,
+ struct v4l2_cropcap *cr);
+int fimc_vidioc_queryctrl(struct file *file, void *priv,
+ struct v4l2_queryctrl *qc);
+int fimc_vidioc_g_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctrl);
+
+int fimc_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr);
+int check_ctrl_val(struct fimc_ctx *ctx, struct v4l2_control *ctrl);
+int fimc_s_ctrl(struct fimc_ctx *ctx, struct v4l2_control *ctrl);
+
+struct fimc_fmt *find_format(struct v4l2_format *f, unsigned int mask);
+struct fimc_fmt *find_mbus_format(struct v4l2_mbus_framefmt *f,
+ unsigned int mask);
+
+int fimc_check_scaler_ratio(struct v4l2_rect *r, struct fimc_frame *f);
+int fimc_set_scaler_info(struct fimc_ctx *ctx);
+int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags);
+int fimc_prepare_addr(struct fimc_ctx *ctx, struct fimc_vid_buffer *buf,
+ struct fimc_frame *frame, struct fimc_addr *paddr);
+
+/* -----------------------------------------------------*/
+/* fimc-capture.c */
+int fimc_register_capture_device(struct fimc_dev *fimc);
+void fimc_unregister_capture_device(struct fimc_dev *fimc);
+int fimc_sensor_sd_init(struct fimc_dev *fimc, int index);
+int fimc_vid_cap_buf_queue(struct fimc_dev *fimc,
+ struct fimc_vid_buffer *fimc_vb);
+
+/* Locking: the caller holds fimc->slock */
+static inline void fimc_activate_capture(struct fimc_ctx *ctx)
+{
+ fimc_hw_enable_scaler(ctx->fimc_dev, ctx->scaler.enabled);
+ fimc_hw_en_capture(ctx);
+}
+
+static inline void fimc_deactivate_capture(struct fimc_dev *fimc)
+{
+ fimc_hw_en_lastirq(fimc, true);
+ fimc_hw_dis_capture(fimc);
+ fimc_hw_enable_scaler(fimc, false);
+ fimc_hw_en_lastirq(fimc, false);
+}
+
+/*
+ * Add video buffer to the active buffers queue.
+ * The caller holds irqlock spinlock.
+ */
+static inline void active_queue_add(struct fimc_vid_cap *vid_cap,
+ struct fimc_vid_buffer *buf)
+{
+ buf->vb.state = VIDEOBUF_ACTIVE;
+ list_add_tail(&buf->vb.queue, &vid_cap->active_buf_q);
+ vid_cap->active_buf_cnt++;
+}
+
+/*
+ * Pop a video buffer from the capture active buffers queue
+ * Locking: Need to be called with dev->slock held.
+ */
+static inline struct fimc_vid_buffer *
+active_queue_pop(struct fimc_vid_cap *vid_cap)
+{
+ struct fimc_vid_buffer *buf;
+ buf = list_entry(vid_cap->active_buf_q.next,
+ struct fimc_vid_buffer, vb.queue);
+ list_del(&buf->vb.queue);
+ vid_cap->active_buf_cnt--;
+ return buf;
+}
+
+/* Add video buffer to the capture pending buffers queue */
+static inline void fimc_pending_queue_add(struct fimc_vid_cap *vid_cap,
+ struct fimc_vid_buffer *buf)
+{
+ buf->vb.state = VIDEOBUF_QUEUED;
+ list_add_tail(&buf->vb.queue, &vid_cap->pending_buf_q);
+}
+
+/* Add video buffer to the capture pending buffers queue */
+static inline struct fimc_vid_buffer *
+pending_queue_pop(struct fimc_vid_cap *vid_cap)
+{
+ struct fimc_vid_buffer *buf;
+ buf = list_entry(vid_cap->pending_buf_q.next,
+ struct fimc_vid_buffer, vb.queue);
+ list_del(&buf->vb.queue);
+ return buf;
+}
+
#endif /* FIMC_CORE_H_ */
diff --git a/drivers/media/video/s5p-fimc/fimc-reg.c b/drivers/media/video/s5p-fimc/fimc-reg.c
index 5570f1ce0c9c..511631a2e5c3 100644
--- a/drivers/media/video/s5p-fimc/fimc-reg.c
+++ b/drivers/media/video/s5p-fimc/fimc-reg.c
@@ -13,6 +13,7 @@
#include <linux/io.h>
#include <linux/delay.h>
#include <mach/map.h>
+#include <media/s3c_fimc.h>
#include "fimc-core.h"
@@ -29,49 +30,11 @@ void fimc_hw_reset(struct fimc_dev *dev)
cfg = readl(dev->regs + S5P_CIGCTRL);
cfg |= (S5P_CIGCTRL_SWRST | S5P_CIGCTRL_IRQ_LEVEL);
writel(cfg, dev->regs + S5P_CIGCTRL);
- msleep(1);
+ udelay(1000);
cfg = readl(dev->regs + S5P_CIGCTRL);
cfg &= ~S5P_CIGCTRL_SWRST;
writel(cfg, dev->regs + S5P_CIGCTRL);
-
-}
-
-void fimc_hw_set_rotation(struct fimc_ctx *ctx)
-{
- u32 cfg, flip;
- struct fimc_dev *dev = ctx->fimc_dev;
-
- cfg = readl(dev->regs + S5P_CITRGFMT);
- cfg &= ~(S5P_CITRGFMT_INROT90 | S5P_CITRGFMT_OUTROT90);
-
- flip = readl(dev->regs + S5P_MSCTRL);
- flip &= ~S5P_MSCTRL_FLIP_MASK;
-
- /*
- * The input and output rotator cannot work simultaneously.
- * Use the output rotator in output DMA mode or the input rotator
- * in direct fifo output mode.
- */
- if (ctx->rotation == 90 || ctx->rotation == 270) {
- if (ctx->out_path == FIMC_LCDFIFO) {
- cfg |= S5P_CITRGFMT_INROT90;
- if (ctx->rotation == 270)
- flip |= S5P_MSCTRL_FLIP_180;
- } else {
- cfg |= S5P_CITRGFMT_OUTROT90;
- if (ctx->rotation == 270)
- cfg |= S5P_CITRGFMT_FLIP_180;
- }
- } else if (ctx->rotation == 180) {
- if (ctx->out_path == FIMC_LCDFIFO)
- flip |= S5P_MSCTRL_FLIP_180;
- else
- cfg |= S5P_CITRGFMT_FLIP_180;
- }
- if (ctx->rotation == 180 || ctx->rotation == 270)
- writel(flip, dev->regs + S5P_MSCTRL);
- writel(cfg, dev->regs + S5P_CITRGFMT);
}
static u32 fimc_hw_get_in_flip(u32 ctx_flip)
@@ -114,6 +77,46 @@ static u32 fimc_hw_get_target_flip(u32 ctx_flip)
return flip;
}
+void fimc_hw_set_rotation(struct fimc_ctx *ctx)
+{
+ u32 cfg, flip;
+ struct fimc_dev *dev = ctx->fimc_dev;
+
+ cfg = readl(dev->regs + S5P_CITRGFMT);
+ cfg &= ~(S5P_CITRGFMT_INROT90 | S5P_CITRGFMT_OUTROT90 |
+ S5P_CITRGFMT_FLIP_180);
+
+ flip = readl(dev->regs + S5P_MSCTRL);
+ flip &= ~S5P_MSCTRL_FLIP_MASK;
+
+ /*
+ * The input and output rotator cannot work simultaneously.
+ * Use the output rotator in output DMA mode or the input rotator
+ * in direct fifo output mode.
+ */
+ if (ctx->rotation == 90 || ctx->rotation == 270) {
+ if (ctx->out_path == FIMC_LCDFIFO) {
+ cfg |= S5P_CITRGFMT_INROT90;
+ if (ctx->rotation == 270)
+ flip |= S5P_MSCTRL_FLIP_180;
+ } else {
+ cfg |= S5P_CITRGFMT_OUTROT90;
+ if (ctx->rotation == 270)
+ cfg |= S5P_CITRGFMT_FLIP_180;
+ }
+ } else if (ctx->rotation == 180) {
+ if (ctx->out_path == FIMC_LCDFIFO)
+ flip |= S5P_MSCTRL_FLIP_180;
+ else
+ cfg |= S5P_CITRGFMT_FLIP_180;
+ }
+ if (ctx->rotation == 180 || ctx->rotation == 270)
+ writel(flip, dev->regs + S5P_MSCTRL);
+
+ cfg |= fimc_hw_get_target_flip(ctx->flip);
+ writel(cfg, dev->regs + S5P_CITRGFMT);
+}
+
void fimc_hw_set_target_format(struct fimc_ctx *ctx)
{
u32 cfg;
@@ -149,13 +152,15 @@ void fimc_hw_set_target_format(struct fimc_ctx *ctx)
break;
}
- cfg |= S5P_CITRGFMT_HSIZE(frame->width);
- cfg |= S5P_CITRGFMT_VSIZE(frame->height);
+ if (ctx->rotation == 90 || ctx->rotation == 270) {
+ cfg |= S5P_CITRGFMT_HSIZE(frame->height);
+ cfg |= S5P_CITRGFMT_VSIZE(frame->width);
+ } else {
- if (ctx->rotation == 0) {
- cfg &= ~S5P_CITRGFMT_FLIP_MASK;
- cfg |= fimc_hw_get_target_flip(ctx->flip);
+ cfg |= S5P_CITRGFMT_HSIZE(frame->width);
+ cfg |= S5P_CITRGFMT_VSIZE(frame->height);
}
+
writel(cfg, dev->regs + S5P_CITRGFMT);
cfg = readl(dev->regs + S5P_CITAREA) & ~S5P_CITAREA_MASK;
@@ -167,16 +172,20 @@ static void fimc_hw_set_out_dma_size(struct fimc_ctx *ctx)
{
struct fimc_dev *dev = ctx->fimc_dev;
struct fimc_frame *frame = &ctx->d_frame;
- u32 cfg = 0;
+ u32 cfg;
- if (ctx->rotation == 90 || ctx->rotation == 270) {
- cfg |= S5P_ORIG_SIZE_HOR(frame->f_height);
- cfg |= S5P_ORIG_SIZE_VER(frame->f_width);
- } else {
- cfg |= S5P_ORIG_SIZE_HOR(frame->f_width);
- cfg |= S5P_ORIG_SIZE_VER(frame->f_height);
- }
+ cfg = S5P_ORIG_SIZE_HOR(frame->f_width);
+ cfg |= S5P_ORIG_SIZE_VER(frame->f_height);
writel(cfg, dev->regs + S5P_ORGOSIZE);
+
+ /* Select color space conversion equation (HD/SD size).*/
+ cfg = readl(dev->regs + S5P_CIGCTRL);
+ if (frame->f_width >= 1280) /* HD */
+ cfg |= S5P_CIGCTRL_CSC_ITU601_709;
+ else /* SD */
+ cfg &= ~S5P_CIGCTRL_CSC_ITU601_709;
+ writel(cfg, dev->regs + S5P_CIGCTRL);
+
}
void fimc_hw_set_out_dma(struct fimc_ctx *ctx)
@@ -232,36 +241,28 @@ static void fimc_hw_en_autoload(struct fimc_dev *dev, int enable)
void fimc_hw_en_lastirq(struct fimc_dev *dev, int enable)
{
- unsigned long flags;
- u32 cfg;
-
- spin_lock_irqsave(&dev->slock, flags);
-
- cfg = readl(dev->regs + S5P_CIOCTRL);
+ u32 cfg = readl(dev->regs + S5P_CIOCTRL);
if (enable)
cfg |= S5P_CIOCTRL_LASTIRQ_ENABLE;
else
cfg &= ~S5P_CIOCTRL_LASTIRQ_ENABLE;
writel(cfg, dev->regs + S5P_CIOCTRL);
-
- spin_unlock_irqrestore(&dev->slock, flags);
}
-void fimc_hw_set_prescaler(struct fimc_ctx *ctx)
+static void fimc_hw_set_prescaler(struct fimc_ctx *ctx)
{
struct fimc_dev *dev = ctx->fimc_dev;
struct fimc_scaler *sc = &ctx->scaler;
- u32 cfg = 0, shfactor;
+ u32 cfg, shfactor;
shfactor = 10 - (sc->hfactor + sc->vfactor);
- cfg |= S5P_CISCPRERATIO_SHFACTOR(shfactor);
+ cfg = S5P_CISCPRERATIO_SHFACTOR(shfactor);
cfg |= S5P_CISCPRERATIO_HOR(sc->pre_hratio);
cfg |= S5P_CISCPRERATIO_VER(sc->pre_vratio);
writel(cfg, dev->regs + S5P_CISCPRERATIO);
- cfg = 0;
- cfg |= S5P_CISCPREDST_WIDTH(sc->pre_dst_width);
+ cfg = S5P_CISCPREDST_WIDTH(sc->pre_dst_width);
cfg |= S5P_CISCPREDST_HEIGHT(sc->pre_dst_height);
writel(cfg, dev->regs + S5P_CISCPREDST);
}
@@ -274,6 +275,8 @@ void fimc_hw_set_scaler(struct fimc_ctx *ctx)
struct fimc_frame *dst_frame = &ctx->d_frame;
u32 cfg = 0;
+ fimc_hw_set_prescaler(ctx);
+
if (!(ctx->flags & FIMC_COLOR_RANGE_NARROW))
cfg |= (S5P_CISCCTRL_CSCR2Y_WIDE | S5P_CISCCTRL_CSCY2R_WIDE);
@@ -325,14 +328,18 @@ void fimc_hw_set_scaler(struct fimc_ctx *ctx)
void fimc_hw_en_capture(struct fimc_ctx *ctx)
{
struct fimc_dev *dev = ctx->fimc_dev;
- u32 cfg;
- cfg = readl(dev->regs + S5P_CIIMGCPT);
- /* One shot mode for output DMA or freerun for FIFO. */
- if (ctx->out_path == FIMC_DMA)
- cfg |= S5P_CIIMGCPT_CPT_FREN_ENABLE;
- else
- cfg &= ~S5P_CIIMGCPT_CPT_FREN_ENABLE;
+ u32 cfg = readl(dev->regs + S5P_CIIMGCPT);
+
+ if (ctx->out_path == FIMC_DMA) {
+ /* one shot mode */
+ cfg |= S5P_CIIMGCPT_CPT_FREN_ENABLE | S5P_CIIMGCPT_IMGCPTEN;
+ } else {
+ /* Continous frame capture mode (freerun). */
+ cfg &= ~(S5P_CIIMGCPT_CPT_FREN_ENABLE |
+ S5P_CIIMGCPT_CPT_FRMOD_CNT);
+ cfg |= S5P_CIIMGCPT_IMGCPTEN;
+ }
if (ctx->scaler.enabled)
cfg |= S5P_CIIMGCPT_IMGCPTEN_SC;
@@ -364,7 +371,7 @@ static void fimc_hw_set_in_dma_size(struct fimc_ctx *ctx)
u32 cfg_r = 0;
if (FIMC_LCDFIFO == ctx->out_path)
- cfg_r |= S5P_CIREAL_ISIZE_AUTOLOAD_EN;
+ cfg_r |= S5P_CIREAL_ISIZE_AUTOLOAD_EN;
cfg_o |= S5P_ORIG_SIZE_HOR(frame->f_width);
cfg_o |= S5P_ORIG_SIZE_VER(frame->f_height);
@@ -380,27 +387,25 @@ void fimc_hw_set_in_dma(struct fimc_ctx *ctx)
struct fimc_dev *dev = ctx->fimc_dev;
struct fimc_frame *frame = &ctx->s_frame;
struct fimc_dma_offset *offset = &frame->dma_offset;
- u32 cfg = 0;
+ u32 cfg;
/* Set the pixel offsets. */
- cfg |= S5P_CIO_OFFS_HOR(offset->y_h);
+ cfg = S5P_CIO_OFFS_HOR(offset->y_h);
cfg |= S5P_CIO_OFFS_VER(offset->y_v);
writel(cfg, dev->regs + S5P_CIIYOFF);
- cfg = 0;
- cfg |= S5P_CIO_OFFS_HOR(offset->cb_h);
+ cfg = S5P_CIO_OFFS_HOR(offset->cb_h);
cfg |= S5P_CIO_OFFS_VER(offset->cb_v);
writel(cfg, dev->regs + S5P_CIICBOFF);
- cfg = 0;
- cfg |= S5P_CIO_OFFS_HOR(offset->cr_h);
+ cfg = S5P_CIO_OFFS_HOR(offset->cr_h);
cfg |= S5P_CIO_OFFS_VER(offset->cr_v);
writel(cfg, dev->regs + S5P_CIICROFF);
/* Input original and real size. */
fimc_hw_set_in_dma_size(ctx);
- /* Autoload is used currently only in FIFO mode. */
+ /* Use DMA autoload only in FIFO mode. */
fimc_hw_en_autoload(dev, ctx->out_path == FIMC_LCDFIFO);
/* Set the input DMA to process single frame only. */
@@ -501,27 +506,163 @@ void fimc_hw_set_output_path(struct fimc_ctx *ctx)
void fimc_hw_set_input_addr(struct fimc_dev *dev, struct fimc_addr *paddr)
{
- u32 cfg = 0;
-
- cfg = readl(dev->regs + S5P_CIREAL_ISIZE);
+ u32 cfg = readl(dev->regs + S5P_CIREAL_ISIZE);
cfg |= S5P_CIREAL_ISIZE_ADDR_CH_DIS;
writel(cfg, dev->regs + S5P_CIREAL_ISIZE);
- writel(paddr->y, dev->regs + S5P_CIIYSA0);
- writel(paddr->cb, dev->regs + S5P_CIICBSA0);
- writel(paddr->cr, dev->regs + S5P_CIICRSA0);
+ writel(paddr->y, dev->regs + S5P_CIIYSA(0));
+ writel(paddr->cb, dev->regs + S5P_CIICBSA(0));
+ writel(paddr->cr, dev->regs + S5P_CIICRSA(0));
cfg &= ~S5P_CIREAL_ISIZE_ADDR_CH_DIS;
writel(cfg, dev->regs + S5P_CIREAL_ISIZE);
}
-void fimc_hw_set_output_addr(struct fimc_dev *dev, struct fimc_addr *paddr)
+void fimc_hw_set_output_addr(struct fimc_dev *dev,
+ struct fimc_addr *paddr, int index)
{
- int i;
- /* Set all the output register sets to point to single video buffer. */
- for (i = 0; i < FIMC_MAX_OUT_BUFS; i++) {
+ int i = (index == -1) ? 0 : index;
+ do {
writel(paddr->y, dev->regs + S5P_CIOYSA(i));
writel(paddr->cb, dev->regs + S5P_CIOCBSA(i));
writel(paddr->cr, dev->regs + S5P_CIOCRSA(i));
+ dbg("dst_buf[%d]: 0x%X, cb: 0x%X, cr: 0x%X",
+ i, paddr->y, paddr->cb, paddr->cr);
+ } while (index == -1 && ++i < FIMC_MAX_OUT_BUFS);
+}
+
+int fimc_hw_set_camera_polarity(struct fimc_dev *fimc,
+ struct s3c_fimc_isp_info *cam)
+{
+ u32 cfg = readl(fimc->regs + S5P_CIGCTRL);
+
+ cfg &= ~(S5P_CIGCTRL_INVPOLPCLK | S5P_CIGCTRL_INVPOLVSYNC |
+ S5P_CIGCTRL_INVPOLHREF | S5P_CIGCTRL_INVPOLHSYNC);
+
+ if (cam->flags & FIMC_CLK_INV_PCLK)
+ cfg |= S5P_CIGCTRL_INVPOLPCLK;
+
+ if (cam->flags & FIMC_CLK_INV_VSYNC)
+ cfg |= S5P_CIGCTRL_INVPOLVSYNC;
+
+ if (cam->flags & FIMC_CLK_INV_HREF)
+ cfg |= S5P_CIGCTRL_INVPOLHREF;
+
+ if (cam->flags & FIMC_CLK_INV_HSYNC)
+ cfg |= S5P_CIGCTRL_INVPOLHSYNC;
+
+ writel(cfg, fimc->regs + S5P_CIGCTRL);
+
+ return 0;
+}
+
+int fimc_hw_set_camera_source(struct fimc_dev *fimc,
+ struct s3c_fimc_isp_info *cam)
+{
+ struct fimc_frame *f = &fimc->vid_cap.ctx->s_frame;
+ u32 cfg = 0;
+
+ if (cam->bus_type == FIMC_ITU_601 || cam->bus_type == FIMC_ITU_656) {
+
+ switch (fimc->vid_cap.fmt.code) {
+ case V4L2_MBUS_FMT_YUYV8_2X8:
+ cfg = S5P_CISRCFMT_ORDER422_YCBYCR;
+ break;
+ case V4L2_MBUS_FMT_YVYU8_2X8:
+ cfg = S5P_CISRCFMT_ORDER422_YCRYCB;
+ break;
+ case V4L2_MBUS_FMT_VYUY8_2X8:
+ cfg = S5P_CISRCFMT_ORDER422_CRYCBY;
+ break;
+ case V4L2_MBUS_FMT_UYVY8_2X8:
+ cfg = S5P_CISRCFMT_ORDER422_CBYCRY;
+ break;
+ default:
+ err("camera image format not supported: %d",
+ fimc->vid_cap.fmt.code);
+ return -EINVAL;
+ }
+
+ if (cam->bus_type == FIMC_ITU_601) {
+ if (cam->bus_width == 8) {
+ cfg |= S5P_CISRCFMT_ITU601_8BIT;
+ } else if (cam->bus_width == 16) {
+ cfg |= S5P_CISRCFMT_ITU601_16BIT;
+ } else {
+ err("invalid bus width: %d", cam->bus_width);
+ return -EINVAL;
+ }
+ } /* else defaults to ITU-R BT.656 8-bit */
}
+
+ cfg |= S5P_CISRCFMT_HSIZE(f->o_width) | S5P_CISRCFMT_VSIZE(f->o_height);
+ writel(cfg, fimc->regs + S5P_CISRCFMT);
+ return 0;
+}
+
+
+int fimc_hw_set_camera_offset(struct fimc_dev *fimc, struct fimc_frame *f)
+{
+ u32 hoff2, voff2;
+
+ u32 cfg = readl(fimc->regs + S5P_CIWDOFST);
+
+ cfg &= ~(S5P_CIWDOFST_HOROFF_MASK | S5P_CIWDOFST_VEROFF_MASK);
+ cfg |= S5P_CIWDOFST_OFF_EN |
+ S5P_CIWDOFST_HOROFF(f->offs_h) |
+ S5P_CIWDOFST_VEROFF(f->offs_v);
+
+ writel(cfg, fimc->regs + S5P_CIWDOFST);
+
+ /* See CIWDOFSTn register description in the datasheet for details. */
+ hoff2 = f->o_width - f->width - f->offs_h;
+ voff2 = f->o_height - f->height - f->offs_v;
+ cfg = S5P_CIWDOFST2_HOROFF(hoff2) | S5P_CIWDOFST2_VEROFF(voff2);
+
+ writel(cfg, fimc->regs + S5P_CIWDOFST2);
+ return 0;
+}
+
+int fimc_hw_set_camera_type(struct fimc_dev *fimc,
+ struct s3c_fimc_isp_info *cam)
+{
+ u32 cfg, tmp;
+ struct fimc_vid_cap *vid_cap = &fimc->vid_cap;
+
+ cfg = readl(fimc->regs + S5P_CIGCTRL);
+
+ /* Select ITU B interface, disable Writeback path and test pattern. */
+ cfg &= ~(S5P_CIGCTRL_TESTPAT_MASK | S5P_CIGCTRL_SELCAM_ITU_A |
+ S5P_CIGCTRL_SELCAM_MIPI | S5P_CIGCTRL_CAMIF_SELWB |
+ S5P_CIGCTRL_SELCAM_MIPI_A);
+
+ if (cam->bus_type == FIMC_MIPI_CSI2) {
+ cfg |= S5P_CIGCTRL_SELCAM_MIPI;
+
+ if (cam->mux_id == 0)
+ cfg |= S5P_CIGCTRL_SELCAM_MIPI_A;
+
+ /* TODO: add remaining supported formats. */
+ if (vid_cap->fmt.code == V4L2_MBUS_FMT_VYUY8_2X8) {
+ tmp = S5P_CSIIMGFMT_YCBCR422_8BIT;
+ } else {
+ err("camera image format not supported: %d",
+ vid_cap->fmt.code);
+ return -EINVAL;
+ }
+ writel(tmp | (0x1 << 8), fimc->regs + S5P_CSIIMGFMT);
+
+ } else if (cam->bus_type == FIMC_ITU_601 ||
+ cam->bus_type == FIMC_ITU_656) {
+ if (cam->mux_id == 0) /* ITU-A, ITU-B: 0, 1 */
+ cfg |= S5P_CIGCTRL_SELCAM_ITU_A;
+ } else if (cam->bus_type == FIMC_LCD_WB) {
+ cfg |= S5P_CIGCTRL_CAMIF_SELWB;
+ } else {
+ err("invalid camera bus type selected\n");
+ return -EINVAL;
+ }
+ writel(cfg, fimc->regs + S5P_CIGCTRL);
+
+ return 0;
}
diff --git a/drivers/media/video/s5p-fimc/regs-fimc.h b/drivers/media/video/s5p-fimc/regs-fimc.h
index a3cfe824db00..a57daedb5b5c 100644
--- a/drivers/media/video/s5p-fimc/regs-fimc.h
+++ b/drivers/media/video/s5p-fimc/regs-fimc.h
@@ -11,10 +11,6 @@
#ifndef REGS_FIMC_H_
#define REGS_FIMC_H_
-#define S5P_CIOYSA(__x) (0x18 + (__x) * 4)
-#define S5P_CIOCBSA(__x) (0x28 + (__x) * 4)
-#define S5P_CIOCRSA(__x) (0x38 + (__x) * 4)
-
/* Input source format */
#define S5P_CISRCFMT 0x00
#define S5P_CISRCFMT_ITU601_8BIT (1 << 31)
@@ -28,22 +24,21 @@
/* Window offset */
#define S5P_CIWDOFST 0x04
-#define S5P_CIWDOFST_WINOFSEN (1 << 31)
+#define S5P_CIWDOFST_OFF_EN (1 << 31)
#define S5P_CIWDOFST_CLROVFIY (1 << 30)
#define S5P_CIWDOFST_CLROVRLB (1 << 29)
-#define S5P_CIWDOFST_WINHOROFST_MASK (0x7ff << 16)
+#define S5P_CIWDOFST_HOROFF_MASK (0x7ff << 16)
#define S5P_CIWDOFST_CLROVFICB (1 << 15)
#define S5P_CIWDOFST_CLROVFICR (1 << 14)
-#define S5P_CIWDOFST_WINHOROFST(x) ((x) << 16)
-#define S5P_CIWDOFST_WINVEROFST(x) ((x) << 0)
-#define S5P_CIWDOFST_WINVEROFST_MASK (0xfff << 0)
+#define S5P_CIWDOFST_HOROFF(x) ((x) << 16)
+#define S5P_CIWDOFST_VEROFF(x) ((x) << 0)
+#define S5P_CIWDOFST_VEROFF_MASK (0xfff << 0)
/* Global control */
#define S5P_CIGCTRL 0x08
#define S5P_CIGCTRL_SWRST (1 << 31)
#define S5P_CIGCTRL_CAMRST_A (1 << 30)
#define S5P_CIGCTRL_SELCAM_ITU_A (1 << 29)
-#define S5P_CIGCTRL_SELCAM_ITU_MASK (1 << 29)
#define S5P_CIGCTRL_TESTPAT_NORMAL (0 << 27)
#define S5P_CIGCTRL_TESTPAT_COLOR_BAR (1 << 27)
#define S5P_CIGCTRL_TESTPAT_HOR_INC (2 << 27)
@@ -61,6 +56,8 @@
#define S5P_CIGCTRL_SHDW_DISABLE (1 << 12)
#define S5P_CIGCTRL_SELCAM_MIPI_A (1 << 7)
#define S5P_CIGCTRL_CAMIF_SELWB (1 << 6)
+/* 0 - ITU601; 1 - ITU709 */
+#define S5P_CIGCTRL_CSC_ITU601_709 (1 << 5)
#define S5P_CIGCTRL_INVPOLHSYNC (1 << 4)
#define S5P_CIGCTRL_SELCAM_MIPI (1 << 3)
#define S5P_CIGCTRL_INTERLACE (1 << 0)
@@ -72,23 +69,10 @@
#define S5P_CIWDOFST2_HOROFF(x) ((x) << 16)
#define S5P_CIWDOFST2_VEROFF(x) ((x) << 0)
-/* Output DMA Y plane start address */
-#define S5P_CIOYSA1 0x18
-#define S5P_CIOYSA2 0x1c
-#define S5P_CIOYSA3 0x20
-#define S5P_CIOYSA4 0x24
-
-/* Output DMA Cb plane start address */
-#define S5P_CIOCBSA1 0x28
-#define S5P_CIOCBSA2 0x2c
-#define S5P_CIOCBSA3 0x30
-#define S5P_CIOCBSA4 0x34
-
-/* Output DMA Cr plane start address */
-#define S5P_CIOCRSA1 0x38
-#define S5P_CIOCRSA2 0x3c
-#define S5P_CIOCRSA3 0x40
-#define S5P_CIOCRSA4 0x44
+/* Output DMA Y/Cb/Cr plane start addresses */
+#define S5P_CIOYSA(n) (0x18 + (n) * 4)
+#define S5P_CIOCBSA(n) (0x28 + (n) * 4)
+#define S5P_CIOCRSA(n) (0x38 + (n) * 4)
/* Target image format */
#define S5P_CITRGFMT 0x48
@@ -168,6 +152,8 @@
#define S5P_CISTATUS_OVFICB (1 << 30)
#define S5P_CISTATUS_OVFICR (1 << 29)
#define S5P_CISTATUS_VSYNC (1 << 28)
+#define S5P_CISTATUS_FRAMECNT_MASK (3 << 26)
+#define S5P_CISTATUS_FRAMECNT_SHIFT 26
#define S5P_CISTATUS_WINOFF_EN (1 << 25)
#define S5P_CISTATUS_IMGCPT_EN (1 << 22)
#define S5P_CISTATUS_IMGCPT_SCEN (1 << 21)
@@ -206,10 +192,10 @@
#define S5P_CIIMGEFF_PAT_CB(x) ((x) << 13)
#define S5P_CIIMGEFF_PAT_CR(x) ((x) << 0)
-/* Input DMA Y/Cb/Cr plane start address 0 */
-#define S5P_CIIYSA0 0xd4
-#define S5P_CIICBSA0 0xd8
-#define S5P_CIICRSA0 0xdc
+/* Input DMA Y/Cb/Cr plane start address 0/1 */
+#define S5P_CIIYSA(n) (0xd4 + (n) * 0x70)
+#define S5P_CIICBSA(n) (0xd8 + (n) * 0x70)
+#define S5P_CIICRSA(n) (0xdc + (n) * 0x70)
/* Real input DMA image size */
#define S5P_CIREAL_ISIZE 0xf8
@@ -250,11 +236,6 @@
#define S5P_MSCTRL_ENVID (1 << 0)
#define S5P_MSCTRL_FRAME_COUNT(x) ((x) << 24)
-/* Input DMA Y/Cb/Cr plane start address 1 */
-#define S5P_CIIYSA1 0x144
-#define S5P_CIICBSA1 0x148
-#define S5P_CIICRSA1 0x14c
-
/* Output DMA Y/Cb/Cr offset */
#define S5P_CIOYOFF 0x168
#define S5P_CIOCBOFF 0x16c
@@ -289,5 +270,16 @@
/* MIPI CSI image format */
#define S5P_CSIIMGFMT 0x194
+#define S5P_CSIIMGFMT_YCBCR422_8BIT 0x1e
+#define S5P_CSIIMGFMT_RAW8 0x2a
+#define S5P_CSIIMGFMT_RAW10 0x2b
+#define S5P_CSIIMGFMT_RAW12 0x2c
+#define S5P_CSIIMGFMT_USER1 0x30
+#define S5P_CSIIMGFMT_USER2 0x31
+#define S5P_CSIIMGFMT_USER3 0x32
+#define S5P_CSIIMGFMT_USER4 0x33
+
+/* Output frame buffer sequence mask */
+#define S5P_CIFCNTSEQ 0x1FC
#endif /* REGS_FIMC_H_ */