Commit dd6f86af authored by Linus Torvalds's avatar Linus Torvalds

Merge tag 'media/v4.5-3' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab:
 - vb2: fix a vb2_thread regression and DVB read() breakages
 - vsp1: fix compilation and links creation
 - s5k6a3: Fix VIDIOC_SUBDEV_G_FMT ioctl for TRY format
 - exynos4-is: fix a build issue, format negotiation and sensor detection
 - Fix a regression with pvrusb2 and ir-kbd-i2c
 - atmel-isi: fix debug message which only show the first format
 - tda1004x: fix a tuning bug if G_PROPERTY is called too early
 - saa7134-alsa: fix a bug at device unbinding/driver removal
 - Fix build of one driver if !HAS_DMA
 - soc_camera: cleanup control device on async_unbind

* tag 'media/v4.5-3' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] saa7134-alsa: Only frees registered sound cards
  [media] vb2-core: call threadio->fnc() if !VB2_BUF_STATE_ERROR
  [media] vb2: fix nasty vb2_thread regression
  [media] tda1004x: only update the frontend properties if locked
  [media] media: i2c: Don't export ir-kbd-i2c module alias
  [media] exynos4-is: make VIDEO_SAMSUNG_EXYNOS4_IS tristate
  [media] media: Kconfig: add dependency of HAS_DMA
  [media] exynos4-is: Wait for 100us before opening sensor
  [media] exynos4-is: Open shouldn't fail when sensor entity is not linked
  [media] s5k6a3: Fix VIDIOC_SUBDEV_G_FMT ioctl for TRY format
  [media] exynos4-is: fix a format string bug
  [media] drivers/media: vsp1_video: fix compile error
  [media] atmel-isi: fix debug message which only show the first format
  [media] soc_camera: cleanup control device on async_unbind
  [media] v4l: vsp1: Fix wrong entities links creation
parents ea5a273c ac75fe5d
...@@ -903,9 +903,18 @@ static int tda1004x_get_fe(struct dvb_frontend *fe) ...@@ -903,9 +903,18 @@ static int tda1004x_get_fe(struct dvb_frontend *fe)
{ {
struct dtv_frontend_properties *fe_params = &fe->dtv_property_cache; struct dtv_frontend_properties *fe_params = &fe->dtv_property_cache;
struct tda1004x_state* state = fe->demodulator_priv; struct tda1004x_state* state = fe->demodulator_priv;
int status;
dprintk("%s\n", __func__); dprintk("%s\n", __func__);
status = tda1004x_read_byte(state, TDA1004X_STATUS_CD);
if (status == -1)
return -EIO;
/* Only update the properties cache if device is locked */
if (!(status & 8))
return 0;
// inversion status // inversion status
fe_params->inversion = INVERSION_OFF; fe_params->inversion = INVERSION_OFF;
if (tda1004x_read_byte(state, TDA1004X_CONFC1) & 0x20) if (tda1004x_read_byte(state, TDA1004X_CONFC1) & 0x20)
......
...@@ -478,7 +478,6 @@ static const struct i2c_device_id ir_kbd_id[] = { ...@@ -478,7 +478,6 @@ static const struct i2c_device_id ir_kbd_id[] = {
{ "ir_rx_z8f0811_hdpvr", 0 }, { "ir_rx_z8f0811_hdpvr", 0 },
{ } { }
}; };
MODULE_DEVICE_TABLE(i2c, ir_kbd_id);
static struct i2c_driver ir_kbd_driver = { static struct i2c_driver ir_kbd_driver = {
.driver = { .driver = {
......
...@@ -144,7 +144,6 @@ static int s5k6a3_set_fmt(struct v4l2_subdev *sd, ...@@ -144,7 +144,6 @@ static int s5k6a3_set_fmt(struct v4l2_subdev *sd,
mf = __s5k6a3_get_format(sensor, cfg, fmt->pad, fmt->which); mf = __s5k6a3_get_format(sensor, cfg, fmt->pad, fmt->which);
if (mf) { if (mf) {
mutex_lock(&sensor->lock); mutex_lock(&sensor->lock);
if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE)
*mf = fmt->format; *mf = fmt->format;
mutex_unlock(&sensor->lock); mutex_unlock(&sensor->lock);
} }
......
...@@ -1211,6 +1211,8 @@ static int alsa_device_init(struct saa7134_dev *dev) ...@@ -1211,6 +1211,8 @@ static int alsa_device_init(struct saa7134_dev *dev)
static int alsa_device_exit(struct saa7134_dev *dev) static int alsa_device_exit(struct saa7134_dev *dev)
{ {
if (!snd_saa7134_cards[dev->nr])
return 1;
snd_card_free(snd_saa7134_cards[dev->nr]); snd_card_free(snd_saa7134_cards[dev->nr]);
snd_saa7134_cards[dev->nr] = NULL; snd_saa7134_cards[dev->nr] = NULL;
...@@ -1260,6 +1262,7 @@ static void saa7134_alsa_exit(void) ...@@ -1260,6 +1262,7 @@ static void saa7134_alsa_exit(void)
int idx; int idx;
for (idx = 0; idx < SNDRV_CARDS; idx++) { for (idx = 0; idx < SNDRV_CARDS; idx++) {
if (snd_saa7134_cards[idx])
snd_card_free(snd_saa7134_cards[idx]); snd_card_free(snd_saa7134_cards[idx]);
} }
......
...@@ -215,6 +215,7 @@ config VIDEO_SAMSUNG_EXYNOS_GSC ...@@ -215,6 +215,7 @@ config VIDEO_SAMSUNG_EXYNOS_GSC
config VIDEO_STI_BDISP config VIDEO_STI_BDISP
tristate "STMicroelectronics BDISP 2D blitter driver" tristate "STMicroelectronics BDISP 2D blitter driver"
depends on VIDEO_DEV && VIDEO_V4L2 depends on VIDEO_DEV && VIDEO_V4L2
depends on HAS_DMA
depends on ARCH_STI || COMPILE_TEST depends on ARCH_STI || COMPILE_TEST
select VIDEOBUF2_DMA_CONTIG select VIDEOBUF2_DMA_CONTIG
select V4L2_MEM2MEM_DEV select V4L2_MEM2MEM_DEV
......
config VIDEO_SAMSUNG_EXYNOS4_IS config VIDEO_SAMSUNG_EXYNOS4_IS
bool "Samsung S5P/EXYNOS4 SoC series Camera Subsystem driver" tristate "Samsung S5P/EXYNOS4 SoC series Camera Subsystem driver"
depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST
depends on OF && COMMON_CLK depends on OF && COMMON_CLK
......
...@@ -631,6 +631,12 @@ static int fimc_is_hw_open_sensor(struct fimc_is *is, ...@@ -631,6 +631,12 @@ static int fimc_is_hw_open_sensor(struct fimc_is *is,
fimc_is_mem_barrier(); fimc_is_mem_barrier();
/*
* Some user space use cases hang up here without this
* empirically chosen delay.
*/
udelay(100);
mcuctl_write(HIC_OPEN_SENSOR, is, MCUCTL_REG_ISSR(0)); mcuctl_write(HIC_OPEN_SENSOR, is, MCUCTL_REG_ISSR(0));
mcuctl_write(is->sensor_index, is, MCUCTL_REG_ISSR(1)); mcuctl_write(is->sensor_index, is, MCUCTL_REG_ISSR(1));
mcuctl_write(sensor->drvdata->id, is, MCUCTL_REG_ISSR(2)); mcuctl_write(sensor->drvdata->id, is, MCUCTL_REG_ISSR(2));
......
...@@ -218,8 +218,8 @@ static void isp_video_capture_buffer_queue(struct vb2_buffer *vb) ...@@ -218,8 +218,8 @@ static void isp_video_capture_buffer_queue(struct vb2_buffer *vb)
ivb->dma_addr[i]; ivb->dma_addr[i];
isp_dbg(2, &video->ve.vdev, isp_dbg(2, &video->ve.vdev,
"dma_buf %pad (%d/%d/%d) addr: %pad\n", "dma_buf %d (%d/%d/%d) addr: %pad\n",
&buf_index, ivb->index, i, vb->index, buf_index, ivb->index, i, vb->index,
&ivb->dma_addr[i]); &ivb->dma_addr[i]);
} }
......
...@@ -185,6 +185,37 @@ static int fimc_pipeline_s_power(struct fimc_pipeline *p, bool on) ...@@ -185,6 +185,37 @@ static int fimc_pipeline_s_power(struct fimc_pipeline *p, bool on)
return ret; return ret;
} }
/**
* __fimc_pipeline_enable - enable power of all pipeline subdevs
* and the sensor clock
* @ep: video pipeline structure
* @fmd: fimc media device
*
* Called with the graph mutex held.
*/
static int __fimc_pipeline_enable(struct exynos_media_pipeline *ep,
struct fimc_md *fmd)
{
struct fimc_pipeline *p = to_fimc_pipeline(ep);
int ret;
/* Enable PXLASYNC clock if this pipeline includes FIMC-IS */
if (!IS_ERR(fmd->wbclk[CLK_IDX_WB_B]) && p->subdevs[IDX_IS_ISP]) {
ret = clk_prepare_enable(fmd->wbclk[CLK_IDX_WB_B]);
if (ret < 0)
return ret;
}
ret = fimc_pipeline_s_power(p, 1);
if (!ret)
return 0;
if (!IS_ERR(fmd->wbclk[CLK_IDX_WB_B]) && p->subdevs[IDX_IS_ISP])
clk_disable_unprepare(fmd->wbclk[CLK_IDX_WB_B]);
return ret;
}
/** /**
* __fimc_pipeline_open - update the pipeline information, enable power * __fimc_pipeline_open - update the pipeline information, enable power
* of all pipeline subdevs and the sensor clock * of all pipeline subdevs and the sensor clock
...@@ -199,7 +230,6 @@ static int __fimc_pipeline_open(struct exynos_media_pipeline *ep, ...@@ -199,7 +230,6 @@ static int __fimc_pipeline_open(struct exynos_media_pipeline *ep,
struct fimc_md *fmd = entity_to_fimc_mdev(me); struct fimc_md *fmd = entity_to_fimc_mdev(me);
struct fimc_pipeline *p = to_fimc_pipeline(ep); struct fimc_pipeline *p = to_fimc_pipeline(ep);
struct v4l2_subdev *sd; struct v4l2_subdev *sd;
int ret;
if (WARN_ON(p == NULL || me == NULL)) if (WARN_ON(p == NULL || me == NULL))
return -EINVAL; return -EINVAL;
...@@ -208,24 +238,16 @@ static int __fimc_pipeline_open(struct exynos_media_pipeline *ep, ...@@ -208,24 +238,16 @@ static int __fimc_pipeline_open(struct exynos_media_pipeline *ep,
fimc_pipeline_prepare(p, me); fimc_pipeline_prepare(p, me);
sd = p->subdevs[IDX_SENSOR]; sd = p->subdevs[IDX_SENSOR];
if (sd == NULL) if (sd == NULL) {
return -EINVAL; pr_warn("%s(): No sensor subdev\n", __func__);
/*
/* Disable PXLASYNC clock if this pipeline includes FIMC-IS */ * Pipeline open cannot fail so as to make it possible
if (!IS_ERR(fmd->wbclk[CLK_IDX_WB_B]) && p->subdevs[IDX_IS_ISP]) { * for the user space to configure the pipeline.
ret = clk_prepare_enable(fmd->wbclk[CLK_IDX_WB_B]); */
if (ret < 0)
return ret;
}
ret = fimc_pipeline_s_power(p, 1);
if (!ret)
return 0; return 0;
}
if (!IS_ERR(fmd->wbclk[CLK_IDX_WB_B]) && p->subdevs[IDX_IS_ISP]) return __fimc_pipeline_enable(ep, fmd);
clk_disable_unprepare(fmd->wbclk[CLK_IDX_WB_B]);
return ret;
} }
/** /**
...@@ -269,11 +291,44 @@ static int __fimc_pipeline_s_stream(struct exynos_media_pipeline *ep, bool on) ...@@ -269,11 +291,44 @@ static int __fimc_pipeline_s_stream(struct exynos_media_pipeline *ep, bool on)
{ IDX_CSIS, IDX_FLITE, IDX_FIMC, IDX_SENSOR, IDX_IS_ISP }, { IDX_CSIS, IDX_FLITE, IDX_FIMC, IDX_SENSOR, IDX_IS_ISP },
}; };
struct fimc_pipeline *p = to_fimc_pipeline(ep); struct fimc_pipeline *p = to_fimc_pipeline(ep);
struct fimc_md *fmd = entity_to_fimc_mdev(&p->subdevs[IDX_CSIS]->entity);
enum fimc_subdev_index sd_id;
int i, ret = 0; int i, ret = 0;
if (p->subdevs[IDX_SENSOR] == NULL) {
if (!fmd->user_subdev_api) {
/*
* Sensor must be already discovered if we
* aren't in the user_subdev_api mode
*/
return -ENODEV;
}
/* Get pipeline sink entity */
if (p->subdevs[IDX_FIMC])
sd_id = IDX_FIMC;
else if (p->subdevs[IDX_IS_ISP])
sd_id = IDX_IS_ISP;
else if (p->subdevs[IDX_FLITE])
sd_id = IDX_FLITE;
else
return -ENODEV;
/*
* Sensor could have been linked between open and STREAMON -
* check if this is the case.
*/
fimc_pipeline_prepare(p, &p->subdevs[sd_id]->entity);
if (p->subdevs[IDX_SENSOR] == NULL) if (p->subdevs[IDX_SENSOR] == NULL)
return -ENODEV; return -ENODEV;
ret = __fimc_pipeline_enable(ep, fmd);
if (ret < 0)
return ret;
}
for (i = 0; i < IDX_MAX; i++) { for (i = 0; i < IDX_MAX; i++) {
unsigned int idx = seq[on][i]; unsigned int idx = seq[on][i];
...@@ -282,8 +337,10 @@ static int __fimc_pipeline_s_stream(struct exynos_media_pipeline *ep, bool on) ...@@ -282,8 +337,10 @@ static int __fimc_pipeline_s_stream(struct exynos_media_pipeline *ep, bool on)
if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV)
goto error; goto error;
} }
return 0; return 0;
error: error:
fimc_pipeline_s_power(p, !on);
for (; i >= 0; i--) { for (; i >= 0; i--) {
unsigned int idx = seq[on][i]; unsigned int idx = seq[on][i];
v4l2_subdev_call(p->subdevs[idx], video, s_stream, !on); v4l2_subdev_call(p->subdevs[idx], video, s_stream, !on);
......
...@@ -795,7 +795,7 @@ static int isi_camera_get_formats(struct soc_camera_device *icd, ...@@ -795,7 +795,7 @@ static int isi_camera_get_formats(struct soc_camera_device *icd,
xlate->host_fmt = &isi_camera_formats[i]; xlate->host_fmt = &isi_camera_formats[i];
xlate->code = code.code; xlate->code = code.code;
dev_dbg(icd->parent, "Providing format %s using code %d\n", dev_dbg(icd->parent, "Providing format %s using code %d\n",
isi_camera_formats[0].name, code.code); xlate->host_fmt->name, xlate->code);
} }
break; break;
default: default:
......
...@@ -1493,6 +1493,8 @@ static void soc_camera_async_unbind(struct v4l2_async_notifier *notifier, ...@@ -1493,6 +1493,8 @@ static void soc_camera_async_unbind(struct v4l2_async_notifier *notifier,
struct soc_camera_async_client, notifier); struct soc_camera_async_client, notifier);
struct soc_camera_device *icd = platform_get_drvdata(sasc->pdev); struct soc_camera_device *icd = platform_get_drvdata(sasc->pdev);
icd->control = NULL;
if (icd->clk) { if (icd->clk) {
v4l2_clk_unregister(icd->clk); v4l2_clk_unregister(icd->clk);
icd->clk = NULL; icd->clk = NULL;
......
...@@ -256,7 +256,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1) ...@@ -256,7 +256,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
/* Create links. */ /* Create links. */
list_for_each_entry(entity, &vsp1->entities, list_dev) { list_for_each_entry(entity, &vsp1->entities, list_dev) {
if (entity->type == VSP1_ENTITY_LIF) { if (entity->type == VSP1_ENTITY_WPF) {
ret = vsp1_wpf_create_links(vsp1, entity); ret = vsp1_wpf_create_links(vsp1, entity);
if (ret < 0) if (ret < 0)
goto done; goto done;
...@@ -264,7 +264,10 @@ static int vsp1_create_entities(struct vsp1_device *vsp1) ...@@ -264,7 +264,10 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
ret = vsp1_rpf_create_links(vsp1, entity); ret = vsp1_rpf_create_links(vsp1, entity);
if (ret < 0) if (ret < 0)
goto done; goto done;
} else { }
if (entity->type != VSP1_ENTITY_LIF &&
entity->type != VSP1_ENTITY_RPF) {
ret = vsp1_create_links(vsp1, entity); ret = vsp1_create_links(vsp1, entity);
if (ret < 0) if (ret < 0)
goto done; goto done;
......
...@@ -515,7 +515,7 @@ static bool vsp1_pipeline_stopped(struct vsp1_pipeline *pipe) ...@@ -515,7 +515,7 @@ static bool vsp1_pipeline_stopped(struct vsp1_pipeline *pipe)
bool stopped; bool stopped;
spin_lock_irqsave(&pipe->irqlock, flags); spin_lock_irqsave(&pipe->irqlock, flags);
stopped = pipe->state == VSP1_PIPELINE_STOPPED, stopped = pipe->state == VSP1_PIPELINE_STOPPED;
spin_unlock_irqrestore(&pipe->irqlock, flags); spin_unlock_irqrestore(&pipe->irqlock, flags);
return stopped; return stopped;
......
...@@ -1063,7 +1063,10 @@ EXPORT_SYMBOL_GPL(vb2_discard_done); ...@@ -1063,7 +1063,10 @@ EXPORT_SYMBOL_GPL(vb2_discard_done);
*/ */
static int __qbuf_mmap(struct vb2_buffer *vb, const void *pb) static int __qbuf_mmap(struct vb2_buffer *vb, const void *pb)
{ {
int ret = call_bufop(vb->vb2_queue, fill_vb2_buffer, int ret = 0;
if (pb)
ret = call_bufop(vb->vb2_queue, fill_vb2_buffer,
vb, pb, vb->planes); vb, pb, vb->planes);
return ret ? ret : call_vb_qop(vb, buf_prepare, vb); return ret ? ret : call_vb_qop(vb, buf_prepare, vb);
} }
...@@ -1077,14 +1080,16 @@ static int __qbuf_userptr(struct vb2_buffer *vb, const void *pb) ...@@ -1077,14 +1080,16 @@ static int __qbuf_userptr(struct vb2_buffer *vb, const void *pb)
struct vb2_queue *q = vb->vb2_queue; struct vb2_queue *q = vb->vb2_queue;
void *mem_priv; void *mem_priv;
unsigned int plane; unsigned int plane;
int ret; int ret = 0;
enum dma_data_direction dma_dir = enum dma_data_direction dma_dir =
q->is_output ? DMA_TO_DEVICE : DMA_FROM_DEVICE; q->is_output ? DMA_TO_DEVICE : DMA_FROM_DEVICE;
bool reacquired = vb->planes[0].mem_priv == NULL; bool reacquired = vb->planes[0].mem_priv == NULL;
memset(planes, 0, sizeof(planes[0]) * vb->num_planes); memset(planes, 0, sizeof(planes[0]) * vb->num_planes);
/* Copy relevant information provided by the userspace */ /* Copy relevant information provided by the userspace */
ret = call_bufop(vb->vb2_queue, fill_vb2_buffer, vb, pb, planes); if (pb)
ret = call_bufop(vb->vb2_queue, fill_vb2_buffer,
vb, pb, planes);
if (ret) if (ret)
return ret; return ret;
...@@ -1192,14 +1197,16 @@ static int __qbuf_dmabuf(struct vb2_buffer *vb, const void *pb) ...@@ -1192,14 +1197,16 @@ static int __qbuf_dmabuf(struct vb2_buffer *vb, const void *pb)
struct vb2_queue *q = vb->vb2_queue; struct vb2_queue *q = vb->vb2_queue;
void *mem_priv; void *mem_priv;
unsigned int plane; unsigned int plane;
int ret; int ret = 0;
enum dma_data_direction dma_dir = enum dma_data_direction dma_dir =
q->is_output ? DMA_TO_DEVICE : DMA_FROM_DEVICE; q->is_output ? DMA_TO_DEVICE : DMA_FROM_DEVICE;
bool reacquired = vb->planes[0].mem_priv == NULL; bool reacquired = vb->planes[0].mem_priv == NULL;
memset(planes, 0, sizeof(planes[0]) * vb->num_planes); memset(planes, 0, sizeof(planes[0]) * vb->num_planes);
/* Copy relevant information provided by the userspace */ /* Copy relevant information provided by the userspace */
ret = call_bufop(vb->vb2_queue, fill_vb2_buffer, vb, pb, planes); if (pb)
ret = call_bufop(vb->vb2_queue, fill_vb2_buffer,
vb, pb, planes);
if (ret) if (ret)
return ret; return ret;
...@@ -1520,6 +1527,7 @@ int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb) ...@@ -1520,6 +1527,7 @@ int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb)
q->waiting_for_buffers = false; q->waiting_for_buffers = false;
vb->state = VB2_BUF_STATE_QUEUED; vb->state = VB2_BUF_STATE_QUEUED;
if (pb)
call_void_bufop(q, copy_timestamp, vb, pb); call_void_bufop(q, copy_timestamp, vb, pb);
trace_vb2_qbuf(q, vb); trace_vb2_qbuf(q, vb);
...@@ -1532,6 +1540,7 @@ int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb) ...@@ -1532,6 +1540,7 @@ int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb)
__enqueue_in_driver(vb); __enqueue_in_driver(vb);
/* Fill buffer information for the userspace */ /* Fill buffer information for the userspace */
if (pb)
call_void_bufop(q, fill_user_buffer, vb, pb); call_void_bufop(q, fill_user_buffer, vb, pb);
/* /*
...@@ -1731,7 +1740,8 @@ static void __vb2_dqbuf(struct vb2_buffer *vb) ...@@ -1731,7 +1740,8 @@ static void __vb2_dqbuf(struct vb2_buffer *vb)
* The return values from this function are intended to be directly returned * The return values from this function are intended to be directly returned
* from vidioc_dqbuf handler in driver. * from vidioc_dqbuf handler in driver.
*/ */
int vb2_core_dqbuf(struct vb2_queue *q, void *pb, bool nonblocking) int vb2_core_dqbuf(struct vb2_queue *q, unsigned int *pindex, void *pb,
bool nonblocking)
{ {
struct vb2_buffer *vb = NULL; struct vb2_buffer *vb = NULL;
int ret; int ret;
...@@ -1754,7 +1764,11 @@ int vb2_core_dqbuf(struct vb2_queue *q, void *pb, bool nonblocking) ...@@ -1754,7 +1764,11 @@ int vb2_core_dqbuf(struct vb2_queue *q, void *pb, bool nonblocking)
call_void_vb_qop(vb, buf_finish, vb); call_void_vb_qop(vb, buf_finish, vb);
if (pindex)
*pindex = vb->index;
/* Fill buffer information for the userspace */ /* Fill buffer information for the userspace */
if (pb)
call_void_bufop(q, fill_user_buffer, vb, pb); call_void_bufop(q, fill_user_buffer, vb, pb);
/* Remove from videobuf queue */ /* Remove from videobuf queue */
...@@ -1828,7 +1842,7 @@ static void __vb2_queue_cancel(struct vb2_queue *q) ...@@ -1828,7 +1842,7 @@ static void __vb2_queue_cancel(struct vb2_queue *q)
* that's done in dqbuf, but that's not going to happen when we * that's done in dqbuf, but that's not going to happen when we
* cancel the whole queue. Note: this code belongs here, not in * cancel the whole queue. Note: this code belongs here, not in
* __vb2_dqbuf() since in vb2_internal_dqbuf() there is a critical * __vb2_dqbuf() since in vb2_internal_dqbuf() there is a critical
* call to __fill_v4l2_buffer() after buf_finish(). That order can't * call to __fill_user_buffer() after buf_finish(). That order can't
* be changed, so we can't move the buf_finish() to __vb2_dqbuf(). * be changed, so we can't move the buf_finish() to __vb2_dqbuf().
*/ */
for (i = 0; i < q->num_buffers; ++i) { for (i = 0; i < q->num_buffers; ++i) {
...@@ -2357,7 +2371,6 @@ struct vb2_fileio_data { ...@@ -2357,7 +2371,6 @@ struct vb2_fileio_data {
unsigned int count; unsigned int count;
unsigned int type; unsigned int type;
unsigned int memory; unsigned int memory;
struct vb2_buffer *b;
struct vb2_fileio_buf bufs[VB2_MAX_FRAME]; struct vb2_fileio_buf bufs[VB2_MAX_FRAME];
unsigned int cur_index; unsigned int cur_index;
unsigned int initial_index; unsigned int initial_index;
...@@ -2410,12 +2423,6 @@ static int __vb2_init_fileio(struct vb2_queue *q, int read) ...@@ -2410,12 +2423,6 @@ static int __vb2_init_fileio(struct vb2_queue *q, int read)
if (fileio == NULL) if (fileio == NULL)
return -ENOMEM; return -ENOMEM;
fileio->b = kzalloc(q->buf_struct_size, GFP_KERNEL);
if (fileio->b == NULL) {
kfree(fileio);
return -ENOMEM;
}
fileio->read_once = q->fileio_read_once; fileio->read_once = q->fileio_read_once;
fileio->write_immediately = q->fileio_write_immediately; fileio->write_immediately = q->fileio_write_immediately;
...@@ -2460,13 +2467,7 @@ static int __vb2_init_fileio(struct vb2_queue *q, int read) ...@@ -2460,13 +2467,7 @@ static int __vb2_init_fileio(struct vb2_queue *q, int read)
* Queue all buffers. * Queue all buffers.
*/ */
for (i = 0; i < q->num_buffers; i++) { for (i = 0; i < q->num_buffers; i++) {
struct vb2_buffer *b = fileio->b; ret = vb2_core_qbuf(q, i, NULL);
memset(b, 0, q->buf_struct_size);
b->type = q->type;
b->memory = q->memory;
b->index = i;
ret = vb2_core_qbuf(q, i, b);
if (ret) if (ret)
goto err_reqbufs; goto err_reqbufs;
fileio->bufs[i].queued = 1; fileio->bufs[i].queued = 1;
...@@ -2511,7 +2512,6 @@ static int __vb2_cleanup_fileio(struct vb2_queue *q) ...@@ -2511,7 +2512,6 @@ static int __vb2_cleanup_fileio(struct vb2_queue *q)
q->fileio = NULL; q->fileio = NULL;
fileio->count = 0; fileio->count = 0;
vb2_core_reqbufs(q, fileio->memory, &fileio->count); vb2_core_reqbufs(q, fileio->memory, &fileio->count);
kfree(fileio->b);
kfree(fileio); kfree(fileio);
dprintk(3, "file io emulator closed\n"); dprintk(3, "file io emulator closed\n");
} }
...@@ -2539,7 +2539,8 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_ ...@@ -2539,7 +2539,8 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_
* else is able to provide this information with the write() operation. * else is able to provide this information with the write() operation.
*/ */
bool copy_timestamp = !read && q->copy_timestamp; bool copy_timestamp = !read && q->copy_timestamp;
int ret, index; unsigned index;
int ret;
dprintk(3, "mode %s, offset %ld, count %zd, %sblocking\n", dprintk(3, "mode %s, offset %ld, count %zd, %sblocking\n",
read ? "read" : "write", (long)*ppos, count, read ? "read" : "write", (long)*ppos, count,
...@@ -2564,22 +2565,20 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_ ...@@ -2564,22 +2565,20 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_
*/ */
index = fileio->cur_index; index = fileio->cur_index;
if (index >= q->num_buffers) { if (index >= q->num_buffers) {
struct vb2_buffer *b = fileio->b; struct vb2_buffer *b;
/* /*
* Call vb2_dqbuf to get buffer back. * Call vb2_dqbuf to get buffer back.
*/ */
memset(b, 0, q->buf_struct_size); ret = vb2_core_dqbuf(q, &index, NULL, nonblock);
b->type = q->type;
b->memory = q->memory;
ret = vb2_core_dqbuf(q, b, nonblock);
dprintk(5, "vb2_dqbuf result: %d\n", ret); dprintk(5, "vb2_dqbuf result: %d\n", ret);
if (ret) if (ret)
return ret; return ret;
fileio->dq_count += 1; fileio->dq_count += 1;
fileio->cur_index = index = b->index; fileio->cur_index = index;
buf = &fileio->bufs[index]; buf = &fileio->bufs[index];
b = q->bufs[index];
/* /*
* Get number of bytes filled by the driver * Get number of bytes filled by the driver
...@@ -2630,7 +2629,7 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_ ...@@ -2630,7 +2629,7 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_
* Queue next buffer if required. * Queue next buffer if required.
*/ */
if (buf->pos == buf->size || (!read && fileio->write_immediately)) { if (buf->pos == buf->size || (!read && fileio->write_immediately)) {
struct vb2_buffer *b = fileio->b; struct vb2_buffer *b = q->bufs[index];
/* /*
* Check if this is the last buffer to read. * Check if this is the last buffer to read.
...@@ -2643,15 +2642,11 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_ ...@@ -2643,15 +2642,11 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_
/* /*
* Call vb2_qbuf and give buffer to the driver. * Call vb2_qbuf and give buffer to the driver.
*/ */
memset(b, 0, q->buf_struct_size);
b->type = q->type;
b->memory = q->memory;
b->index = index;
b->planes[0].bytesused = buf->pos; b->planes[0].bytesused = buf->pos;
if (copy_timestamp) if (copy_timestamp)
b->timestamp = ktime_get_ns(); b->timestamp = ktime_get_ns();
ret = vb2_core_qbuf(q, index, b); ret = vb2_core_qbuf(q, index, NULL);
dprintk(5, "vb2_dbuf result: %d\n", ret); dprintk(5, "vb2_dbuf result: %d\n", ret);
if (ret) if (ret)
return ret; return ret;
...@@ -2713,10 +2708,9 @@ static int vb2_thread(void *data) ...@@ -2713,10 +2708,9 @@ static int vb2_thread(void *data)
{ {
struct vb2_queue *q = data; struct vb2_queue *q = data;
struct vb2_threadio_data *threadio = q->threadio; struct vb2_threadio_data *threadio = q->threadio;
struct vb2_fileio_data *fileio = q->fileio;
bool copy_timestamp = false; bool copy_timestamp = false;
int prequeue = 0; unsigned prequeue = 0;
int index = 0; unsigned index = 0;
int ret = 0; int ret = 0;
if (q->is_output) { if (q->is_output) {
...@@ -2728,37 +2722,34 @@ static int vb2_thread(void *data) ...@@ -2728,37 +2722,34 @@ static int vb2_thread(void *data)
for (;;) { for (;;) {
struct vb2_buffer *vb; struct vb2_buffer *vb;
struct vb2_buffer *b = fileio->b;
/* /*
* Call vb2_dqbuf to get buffer back. * Call vb2_dqbuf to get buffer back.
*/ */
memset(b, 0, q->buf_struct_size);
b->type = q->type;
b->memory = q->memory;
if (prequeue) { if (prequeue) {
b->index = index++; vb = q->bufs[index++];
prequeue--; prequeue--;
} else { } else {
call_void_qop(q, wait_finish, q); call_void_qop(q, wait_finish, q);
if (!threadio->stop) if (!threadio->stop)
ret = vb2_core_dqbuf(q, b, 0); ret = vb2_core_dqbuf(q, &index, NULL, 0);
call_void_qop(q, wait_prepare, q); call_void_qop(q, wait_prepare, q);
dprintk(5, "file io: vb2_dqbuf result: %d\n", ret); dprintk(5, "file io: vb2_dqbuf result: %d\n", ret);
if (!ret)
vb = q->bufs[index];
} }
if (ret || threadio->stop) if (ret || threadio->stop)
break; break;
try_to_freeze(); try_to_freeze();
vb = q->bufs[b->index]; if (vb->state != VB2_BUF_STATE_ERROR)
if (b->state == VB2_BUF_STATE_DONE)
if (threadio->fnc(vb, threadio->priv)) if (threadio->fnc(vb, threadio->priv))
break; break;
call_void_qop(q, wait_finish, q); call_void_qop(q, wait_finish, q);
if (copy_timestamp) if (copy_timestamp)
b->timestamp = ktime_get_ns();; vb->timestamp = ktime_get_ns();;
if (!threadio->stop) if (!threadio->stop)
ret = vb2_core_qbuf(q, b->index, b); ret = vb2_core_qbuf(q, vb->index, NULL);
call_void_qop(q, wait_prepare, q); call_void_qop(q, wait_prepare, q);
if (ret || threadio->stop) if (ret || threadio->stop)
break; break;
......
...@@ -625,7 +625,7 @@ static int vb2_internal_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b, ...@@ -625,7 +625,7 @@ static int vb2_internal_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b,
return -EINVAL; return -EINVAL;
} }
ret = vb2_core_dqbuf(q, b, nonblocking); ret = vb2_core_dqbuf(q, NULL, b, nonblocking);
return ret; return ret;
} }
......
...@@ -533,7 +533,8 @@ int vb2_core_create_bufs(struct vb2_queue *q, enum vb2_memory memory, ...@@ -533,7 +533,8 @@ int vb2_core_create_bufs(struct vb2_queue *q, enum vb2_memory memory,
const unsigned int requested_sizes[]); const unsigned int requested_sizes[]);
int vb2_core_prepare_buf(struct vb2_queue *q, unsigned int index, void *pb); int vb2_core_prepare_buf(struct vb2_queue *q, unsigned int index, void *pb);
int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb); int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb);
int vb2_core_dqbuf(struct vb2_queue *q, void *pb, bool nonblocking); int vb2_core_dqbuf(struct vb2_queue *q, unsigned int *pindex, void *pb,
bool nonblocking);
int vb2_core_streamon(struct vb2_queue *q, unsigned int type); int vb2_core_streamon(struct vb2_queue *q, unsigned int type);
int vb2_core_streamoff(struct vb2_queue *q, unsigned int type); int vb2_core_streamoff(struct vb2_queue *q, unsigned int type);
......
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