diff options
Diffstat (limited to 'drivers/media')
22 files changed, 57 insertions, 190 deletions
diff --git a/drivers/media/i2c/adv7343.c b/drivers/media/i2c/adv7343.c index d4e15a617c3b..9d38f7b36cd1 100644 --- a/drivers/media/i2c/adv7343.c +++ b/drivers/media/i2c/adv7343.c @@ -26,12 +26,12 @@ #include <linux/videodev2.h> #include <linux/uaccess.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <media/adv7343.h> #include <media/v4l2-async.h> #include <media/v4l2-device.h> #include <media/v4l2-ctrls.h> -#include <media/v4l2-of.h> #include "adv7343_regs.h" @@ -410,7 +410,7 @@ adv7343_get_pdata(struct i2c_client *client) if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) return client->dev.platform_data; - np = v4l2_of_get_next_endpoint(client->dev.of_node, NULL); + np = of_graph_get_next_endpoint(client->dev.of_node, NULL); if (!np) return NULL; diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c index dd7b258a9802..33daace81297 100644 --- a/drivers/media/i2c/mt9p031.c +++ b/drivers/media/i2c/mt9p031.c @@ -21,6 +21,7 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/of_gpio.h> +#include <linux/of_graph.h> #include <linux/pm.h> #include <linux/regulator/consumer.h> #include <linux/slab.h> @@ -29,7 +30,6 @@ #include <media/mt9p031.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> -#include <media/v4l2-of.h> #include <media/v4l2-subdev.h> #include "aptina-pll.h" @@ -984,7 +984,7 @@ mt9p031_get_pdata(struct i2c_client *client) if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) return client->dev.platform_data; - np = v4l2_of_get_next_endpoint(client->dev.of_node, NULL); + np = of_graph_get_next_endpoint(client->dev.of_node, NULL); if (!np) return NULL; diff --git a/drivers/media/i2c/s5k5baf.c b/drivers/media/i2c/s5k5baf.c index 77e10e0fd8d6..2d768ef67cc5 100644 --- a/drivers/media/i2c/s5k5baf.c +++ b/drivers/media/i2c/s5k5baf.c @@ -21,6 +21,7 @@ #include <linux/media.h> #include <linux/module.h> #include <linux/of_gpio.h> +#include <linux/of_graph.h> #include <linux/regulator/consumer.h> #include <linux/slab.h> @@ -1855,7 +1856,7 @@ static int s5k5baf_parse_device_node(struct s5k5baf *state, struct device *dev) if (ret < 0) return ret; - node_ep = v4l2_of_get_next_endpoint(node, NULL); + node_ep = of_graph_get_next_endpoint(node, NULL); if (!node_ep) { dev_err(dev, "no endpoint defined at node %s\n", node->full_name); diff --git a/drivers/media/i2c/tvp514x.c b/drivers/media/i2c/tvp514x.c index 83d85df4853a..ca001178c5bf 100644 --- a/drivers/media/i2c/tvp514x.c +++ b/drivers/media/i2c/tvp514x.c @@ -36,6 +36,7 @@ #include <linux/module.h> #include <linux/v4l2-mediabus.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <media/v4l2-async.h> #include <media/v4l2-device.h> @@ -1068,7 +1069,7 @@ tvp514x_get_pdata(struct i2c_client *client) if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) return client->dev.platform_data; - endpoint = v4l2_of_get_next_endpoint(client->dev.of_node, NULL); + endpoint = of_graph_get_next_endpoint(client->dev.of_node, NULL); if (!endpoint) return NULL; diff --git a/drivers/media/i2c/tvp7002.c b/drivers/media/i2c/tvp7002.c index 912e1cccdd1c..c4e1e2cb3094 100644 --- a/drivers/media/i2c/tvp7002.c +++ b/drivers/media/i2c/tvp7002.c @@ -30,6 +30,7 @@ #include <linux/videodev2.h> #include <linux/module.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/v4l2-dv-timings.h> #include <media/tvp7002.h> #include <media/v4l2-async.h> @@ -957,7 +958,7 @@ tvp7002_get_pdata(struct i2c_client *client) if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) return client->dev.platform_data; - endpoint = v4l2_of_get_next_endpoint(client->dev.of_node, NULL); + endpoint = of_graph_get_next_endpoint(client->dev.of_node, NULL); if (!endpoint) return NULL; diff --git a/drivers/media/pci/cx18/cx18-alsa-main.c b/drivers/media/pci/cx18/cx18-alsa-main.c index b2c8c3439fea..ea272bcb38df 100644 --- a/drivers/media/pci/cx18/cx18-alsa-main.c +++ b/drivers/media/pci/cx18/cx18-alsa-main.c @@ -145,11 +145,12 @@ static int snd_cx18_init(struct v4l2_device *v4l2_dev) /* This is a no-op for us. We'll use the cx->instance */ /* (2) Create a card instance */ - ret = snd_card_create(SNDRV_DEFAULT_IDX1, /* use first available id */ - SNDRV_DEFAULT_STR1, /* xid from end of shortname*/ - THIS_MODULE, 0, &sc); + ret = snd_card_new(&cx->pci_dev->dev, + SNDRV_DEFAULT_IDX1, /* use first available id */ + SNDRV_DEFAULT_STR1, /* xid from end of shortname*/ + THIS_MODULE, 0, &sc); if (ret) { - CX18_ALSA_ERR("%s: snd_card_create() failed with err %d\n", + CX18_ALSA_ERR("%s: snd_card_new() failed with err %d\n", __func__, ret); goto err_exit; } diff --git a/drivers/media/pci/cx23885/cx23885-alsa.c b/drivers/media/pci/cx23885/cx23885-alsa.c index c6c9bd58f8be..554798dcedd0 100644 --- a/drivers/media/pci/cx23885/cx23885-alsa.c +++ b/drivers/media/pci/cx23885/cx23885-alsa.c @@ -489,7 +489,8 @@ struct cx23885_audio_dev *cx23885_audio_register(struct cx23885_dev *dev) return NULL; } - err = snd_card_create(SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, + err = snd_card_new(&dev->pci->dev, + SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, THIS_MODULE, sizeof(struct cx23885_audio_dev), &card); if (err < 0) goto error; @@ -500,8 +501,6 @@ struct cx23885_audio_dev *cx23885_audio_register(struct cx23885_dev *dev) chip->card = card; spin_lock_init(&chip->lock); - snd_card_set_dev(card, &dev->pci->dev); - err = snd_cx23885_pcm(chip, 0, "CX23885 Digital"); if (err < 0) goto error; diff --git a/drivers/media/pci/cx25821/cx25821-alsa.c b/drivers/media/pci/cx25821/cx25821-alsa.c index b1e08c3e55cd..2dd5bcaa7e53 100644 --- a/drivers/media/pci/cx25821/cx25821-alsa.c +++ b/drivers/media/pci/cx25821/cx25821-alsa.c @@ -645,8 +645,9 @@ static int cx25821_audio_initdev(struct cx25821_dev *dev) return -ENOENT; } - err = snd_card_create(index[devno], id[devno], THIS_MODULE, - sizeof(struct cx25821_audio_dev), &card); + err = snd_card_new(&dev->pci->dev, index[devno], id[devno], + THIS_MODULE, + sizeof(struct cx25821_audio_dev), &card); if (err < 0) { pr_info("DEBUG ERROR: cannot create snd_card_new in %s\n", __func__); @@ -682,8 +683,6 @@ static int cx25821_audio_initdev(struct cx25821_dev *dev) goto error; } - snd_card_set_dev(card, &chip->pci->dev); - strcpy(card->shortname, "cx25821"); sprintf(card->longname, "%s at 0x%lx irq %d", chip->dev->name, chip->iobase, chip->irq); diff --git a/drivers/media/pci/cx88/cx88-alsa.c b/drivers/media/pci/cx88/cx88-alsa.c index d014206e7176..a72579a9f67f 100644 --- a/drivers/media/pci/cx88/cx88-alsa.c +++ b/drivers/media/pci/cx88/cx88-alsa.c @@ -852,8 +852,6 @@ static int snd_cx88_create(struct snd_card *card, struct pci_dev *pci, chip->irq = pci->irq; synchronize_irq(chip->irq); - snd_card_set_dev(card, &pci->dev); - *rchip = chip; *core_ptr = core; @@ -876,8 +874,8 @@ static int cx88_audio_initdev(struct pci_dev *pci, return (-ENOENT); } - err = snd_card_create(index[devno], id[devno], THIS_MODULE, - sizeof(snd_cx88_card_t), &card); + err = snd_card_new(&pci->dev, index[devno], id[devno], THIS_MODULE, + sizeof(snd_cx88_card_t), &card); if (err < 0) return err; diff --git a/drivers/media/pci/ivtv/ivtv-alsa-main.c b/drivers/media/pci/ivtv/ivtv-alsa-main.c index e970cface70e..39b52929755a 100644 --- a/drivers/media/pci/ivtv/ivtv-alsa-main.c +++ b/drivers/media/pci/ivtv/ivtv-alsa-main.c @@ -145,11 +145,12 @@ static int snd_ivtv_init(struct v4l2_device *v4l2_dev) /* This is a no-op for us. We'll use the itv->instance */ /* (2) Create a card instance */ - ret = snd_card_create(SNDRV_DEFAULT_IDX1, /* use first available id */ - SNDRV_DEFAULT_STR1, /* xid from end of shortname*/ - THIS_MODULE, 0, &sc); + ret = snd_card_new(&itv->pdev->dev, + SNDRV_DEFAULT_IDX1, /* use first available id */ + SNDRV_DEFAULT_STR1, /* xid from end of shortname*/ + THIS_MODULE, 0, &sc); if (ret) { - IVTV_ALSA_ERR("%s: snd_card_create() failed with err %d\n", + IVTV_ALSA_ERR("%s: snd_card_new() failed with err %d\n", __func__, ret); goto err_exit; } diff --git a/drivers/media/pci/saa7134/saa7134-alsa.c b/drivers/media/pci/saa7134/saa7134-alsa.c index dd67c8a400cc..e04a4d5d6672 100644 --- a/drivers/media/pci/saa7134/saa7134-alsa.c +++ b/drivers/media/pci/saa7134/saa7134-alsa.c @@ -1072,8 +1072,8 @@ static int alsa_card_saa7134_create(struct saa7134_dev *dev, int devnum) if (!enable[devnum]) return -ENODEV; - err = snd_card_create(index[devnum], id[devnum], THIS_MODULE, - sizeof(snd_card_saa7134_t), &card); + err = snd_card_new(&dev->pci->dev, index[devnum], id[devnum], + THIS_MODULE, sizeof(snd_card_saa7134_t), &card); if (err < 0) return err; @@ -1115,8 +1115,6 @@ static int alsa_card_saa7134_create(struct saa7134_dev *dev, int devnum) if ((err = snd_card_saa7134_pcm(chip, 0)) < 0) goto __nodev; - snd_card_set_dev(card, &chip->pci->dev); - /* End of "creation" */ strcpy(card->shortname, "SAA7134"); diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index 13a4228952e3..9bdfa4599bc3 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -24,13 +24,13 @@ #include <linux/i2c.h> #include <linux/of_irq.h> #include <linux/of_address.h> +#include <linux/of_graph.h> #include <linux/of_platform.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/slab.h> #include <linux/types.h> #include <linux/videodev2.h> -#include <media/v4l2-of.h> #include <media/videobuf2-dma-contig.h> #include "media-dev.h" @@ -167,10 +167,10 @@ static int fimc_is_parse_sensor_config(struct fimc_is_sensor *sensor, u32 tmp = 0; int ret; - np = v4l2_of_get_next_endpoint(np, NULL); + np = of_graph_get_next_endpoint(np, NULL); if (!np) return -ENXIO; - np = v4l2_of_get_remote_port(np); + np = of_graph_get_remote_port(np); if (!np) return -ENXIO; diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index c1bce170df6f..04d6ecdd314c 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -20,6 +20,7 @@ #include <linux/of.h> #include <linux/of_platform.h> #include <linux/of_device.h> +#include <linux/of_graph.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/types.h> @@ -468,12 +469,12 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd, return 0; v4l2_of_parse_endpoint(ep, &endpoint); - if (WARN_ON(endpoint.port == 0) || index >= FIMC_MAX_SENSORS) + if (WARN_ON(endpoint.base.port == 0) || index >= FIMC_MAX_SENSORS) return -EINVAL; - pd->mux_id = (endpoint.port - 1) & 0x1; + pd->mux_id = (endpoint.base.port - 1) & 0x1; - rem = v4l2_of_get_remote_port_parent(ep); + rem = of_graph_get_remote_port_parent(ep); of_node_put(ep); if (rem == NULL) { v4l2_info(&fmd->v4l2_dev, "Remote device at %s not found\n", @@ -493,13 +494,13 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd, return -EINVAL; } - if (fimc_input_is_parallel(endpoint.port)) { + if (fimc_input_is_parallel(endpoint.base.port)) { if (endpoint.bus_type == V4L2_MBUS_PARALLEL) pd->sensor_bus_type = FIMC_BUS_TYPE_ITU_601; else pd->sensor_bus_type = FIMC_BUS_TYPE_ITU_656; pd->flags = endpoint.bus.parallel.flags; - } else if (fimc_input_is_mipi_csi(endpoint.port)) { + } else if (fimc_input_is_mipi_csi(endpoint.base.port)) { /* * MIPI CSI-2: only input mux selection and * the sensor's clock frequency is needed. @@ -507,7 +508,7 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd, pd->sensor_bus_type = FIMC_BUS_TYPE_MIPI_CSI2; } else { v4l2_err(&fmd->v4l2_dev, "Wrong port id (%u) at node %s\n", - endpoint.port, rem->full_name); + endpoint.base.port, rem->full_name); } /* * For FIMC-IS handled sensors, that are placed under i2c-isp device diff --git a/drivers/media/platform/exynos4-is/mipi-csis.c b/drivers/media/platform/exynos4-is/mipi-csis.c index f3c3591fdc5d..3678ba59725c 100644 --- a/drivers/media/platform/exynos4-is/mipi-csis.c +++ b/drivers/media/platform/exynos4-is/mipi-csis.c @@ -20,6 +20,7 @@ #include <linux/memory.h> #include <linux/module.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/phy/phy.h> #include <linux/platform_data/mipi-csis.h> #include <linux/platform_device.h> @@ -762,7 +763,7 @@ static int s5pcsis_parse_dt(struct platform_device *pdev, &state->max_num_lanes)) return -EINVAL; - node = v4l2_of_get_next_endpoint(node, NULL); + node = of_graph_get_next_endpoint(node, NULL); if (!node) { dev_err(&pdev->dev, "No port node at %s\n", pdev->dev.of_node->full_name); @@ -771,7 +772,7 @@ static int s5pcsis_parse_dt(struct platform_device *pdev, /* Get port node and validate MIPI-CSI channel id. */ v4l2_of_parse_endpoint(node, &endpoint); - state->index = endpoint.port - FIMC_INPUT_MIPI_CSI2_0; + state->index = endpoint.base.port - FIMC_INPUT_MIPI_CSI2_0; if (state->index < 0 || state->index >= CSIS_MAX_ENTITIES) return -ENXIO; diff --git a/drivers/media/usb/cx231xx/cx231xx-audio.c b/drivers/media/usb/cx231xx/cx231xx-audio.c index 81a1d971d797..9b925874d392 100644 --- a/drivers/media/usb/cx231xx/cx231xx-audio.c +++ b/drivers/media/usb/cx231xx/cx231xx-audio.c @@ -665,8 +665,8 @@ static int cx231xx_audio_init(struct cx231xx *dev) cx231xx_info("cx231xx-audio.c: probing for cx231xx " "non standard usbaudio\n"); - err = snd_card_create(index[devnr], "Cx231xx Audio", THIS_MODULE, - 0, &card); + err = snd_card_new(&dev->udev->dev, index[devnr], "Cx231xx Audio", + THIS_MODULE, 0, &card); if (err < 0) return err; @@ -682,7 +682,6 @@ static int cx231xx_audio_init(struct cx231xx *dev) pcm->info_flags = 0; pcm->private_data = dev; strcpy(pcm->name, "Conexant cx231xx Capture"); - snd_card_set_dev(card, &dev->udev->dev); strcpy(card->driver, "Cx231xx-Audio"); strcpy(card->shortname, "Cx231xx Audio"); strcpy(card->longname, "Conexant cx231xx Audio"); diff --git a/drivers/media/usb/em28xx/em28xx-audio.c b/drivers/media/usb/em28xx/em28xx-audio.c index c1937ea1fca3..342490f44ed2 100644 --- a/drivers/media/usb/em28xx/em28xx-audio.c +++ b/drivers/media/usb/em28xx/em28xx-audio.c @@ -906,8 +906,8 @@ static int em28xx_audio_init(struct em28xx *dev) printk(KERN_INFO "em28xx-audio.c: Copyright (C) 2007-2014 Mauro Carvalho Chehab\n"); - err = snd_card_create(index[devnr], "Em28xx Audio", THIS_MODULE, 0, - &card); + err = snd_card_new(&dev->udev->dev, index[devnr], "Em28xx Audio", + THIS_MODULE, 0, &card); if (err < 0) return err; @@ -924,7 +924,6 @@ static int em28xx_audio_init(struct em28xx *dev) pcm->private_data = dev; strcpy(pcm->name, "Empia 28xx Capture"); - snd_card_set_dev(card, &dev->udev->dev); strcpy(card->driver, "Em28xx-Audio"); strcpy(card->shortname, "Em28xx Audio"); strcpy(card->longname, "Empia Em28xx Audio"); diff --git a/drivers/media/usb/stk1160/stk1160-ac97.c b/drivers/media/usb/stk1160/stk1160-ac97.c index c8583c262c3d..c46c8be89602 100644 --- a/drivers/media/usb/stk1160/stk1160-ac97.c +++ b/drivers/media/usb/stk1160/stk1160-ac97.c @@ -98,13 +98,11 @@ int stk1160_ac97_register(struct stk1160 *dev) * Just want a card to access ac96 controls, * the actual capture interface will be handled by snd-usb-audio */ - rc = snd_card_create(SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, - THIS_MODULE, 0, &card); + rc = snd_card_new(dev->dev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1, + THIS_MODULE, 0, &card); if (rc < 0) return rc; - snd_card_set_dev(card, dev->dev); - /* TODO: I'm not sure where should I get these names :-( */ snprintf(card->shortname, sizeof(card->shortname), "stk1160-mixer"); diff --git a/drivers/media/usb/tlg2300/pd-alsa.c b/drivers/media/usb/tlg2300/pd-alsa.c index 3f3e141f70fb..dd8fe100590f 100644 --- a/drivers/media/usb/tlg2300/pd-alsa.c +++ b/drivers/media/usb/tlg2300/pd-alsa.c @@ -300,7 +300,8 @@ int poseidon_audio_init(struct poseidon *p) struct snd_pcm *pcm; int ret; - ret = snd_card_create(-1, "Telegent", THIS_MODULE, 0, &card); + ret = snd_card_new(&p->interface->dev, -1, "Telegent", + THIS_MODULE, 0, &card); if (ret != 0) return ret; diff --git a/drivers/media/usb/tm6000/tm6000-alsa.c b/drivers/media/usb/tm6000/tm6000-alsa.c index 2c2a3818a8d9..74e5697d8678 100644 --- a/drivers/media/usb/tm6000/tm6000-alsa.c +++ b/drivers/media/usb/tm6000/tm6000-alsa.c @@ -431,7 +431,8 @@ static int tm6000_audio_init(struct tm6000_core *dev) if (!enable[devnr]) return -ENOENT; - rc = snd_card_create(index[devnr], "tm6000", THIS_MODULE, 0, &card); + rc = snd_card_new(&dev->udev->dev, index[devnr], "tm6000", + THIS_MODULE, 0, &card); if (rc < 0) { snd_printk(KERN_ERR "cannot create card instance %d\n", devnr); return rc; @@ -445,7 +446,6 @@ static int tm6000_audio_init(struct tm6000_core *dev) le16_to_cpu(dev->udev->descriptor.idVendor), le16_to_cpu(dev->udev->descriptor.idProduct)); snd_component_add(card, component); - snd_card_set_dev(card, &dev->udev->dev); chip = kzalloc(sizeof(struct snd_tm6000_card), GFP_KERNEL); if (!chip) { diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index 872f1ca78861..04b2daf567be 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -733,7 +733,7 @@ static int put_v4l2_event32(struct v4l2_event *kp, struct v4l2_event32 __user *u copy_to_user(&up->u, &kp->u, sizeof(kp->u)) || put_user(kp->pending, &up->pending) || put_user(kp->sequence, &up->sequence) || - put_compat_timespec(&kp->timestamp, &up->timestamp) || + compat_put_timespec(&kp->timestamp, &up->timestamp) || put_user(kp->id, &up->id) || copy_to_user(up->reserved, kp->reserved, 8 * sizeof(__u32))) return -EFAULT; diff --git a/drivers/media/v4l2-core/v4l2-of.c b/drivers/media/v4l2-core/v4l2-of.c index 4c073438511a..b4ed9a955fbe 100644 --- a/drivers/media/v4l2-core/v4l2-of.c +++ b/drivers/media/v4l2-core/v4l2-of.c @@ -127,17 +127,9 @@ static void v4l2_of_parse_parallel_bus(const struct device_node *node, int v4l2_of_parse_endpoint(const struct device_node *node, struct v4l2_of_endpoint *endpoint) { - struct device_node *port_node = of_get_parent(node); - - memset(endpoint, 0, offsetof(struct v4l2_of_endpoint, head)); - - endpoint->local_node = node; - /* - * It doesn't matter whether the two calls below succeed. - * If they don't then the default value 0 is used. - */ - of_property_read_u32(port_node, "reg", &endpoint->port); - of_property_read_u32(node, "reg", &endpoint->id); + of_graph_parse_endpoint(node, &endpoint->base); + endpoint->bus_type = 0; + memset(&endpoint->bus, 0, sizeof(endpoint->bus)); v4l2_of_parse_csi_bus(node, endpoint); /* @@ -147,129 +139,6 @@ int v4l2_of_parse_endpoint(const struct device_node *node, if (endpoint->bus.mipi_csi2.flags == 0) v4l2_of_parse_parallel_bus(node, endpoint); - of_node_put(port_node); - return 0; } EXPORT_SYMBOL(v4l2_of_parse_endpoint); - -/** - * v4l2_of_get_next_endpoint() - get next endpoint node - * @parent: pointer to the parent device node - * @prev: previous endpoint node, or NULL to get first - * - * Return: An 'endpoint' node pointer with refcount incremented. Refcount - * of the passed @prev node is not decremented, the caller have to use - * of_node_put() on it when done. - */ -struct device_node *v4l2_of_get_next_endpoint(const struct device_node *parent, - struct device_node *prev) -{ - struct device_node *endpoint; - struct device_node *port; - - if (!parent) - return NULL; - - /* - * Start by locating the port node. If no previous endpoint is specified - * search for the first port node, otherwise get the previous endpoint - * parent port node. - */ - if (!prev) { - struct device_node *node; - - node = of_get_child_by_name(parent, "ports"); - if (node) - parent = node; - - port = of_get_child_by_name(parent, "port"); - of_node_put(node); - - if (!port) { - pr_err("%s(): no port node found in %s\n", - __func__, parent->full_name); - return NULL; - } - } else { - port = of_get_parent(prev); - if (!port) { - /* Hm, has someone given us the root node ?... */ - return NULL; - } - - /* - * Avoid dropping prev node refcount to 0 when getting the next - * child below. - */ - of_node_get(prev); - } - - while (1) { - /* - * Now that we have a port node, get the next endpoint by - * getting the next child. If the previous endpoint is NULL this - * will return the first child. - */ - endpoint = of_get_next_child(port, prev); - if (endpoint) { - of_node_put(port); - return endpoint; - } - - /* No more endpoints under this port, try the next one. */ - prev = NULL; - - do { - port = of_get_next_child(parent, port); - if (!port) - return NULL; - } while (of_node_cmp(port->name, "port")); - } -} -EXPORT_SYMBOL(v4l2_of_get_next_endpoint); - -/** - * v4l2_of_get_remote_port_parent() - get remote port's parent node - * @node: pointer to a local endpoint device_node - * - * Return: Remote device node associated with remote endpoint node linked - * to @node. Use of_node_put() on it when done. - */ -struct device_node *v4l2_of_get_remote_port_parent( - const struct device_node *node) -{ - struct device_node *np; - unsigned int depth; - - /* Get remote endpoint node. */ - np = of_parse_phandle(node, "remote-endpoint", 0); - - /* Walk 3 levels up only if there is 'ports' node. */ - for (depth = 3; depth && np; depth--) { - np = of_get_next_parent(np); - if (depth == 2 && of_node_cmp(np->name, "ports")) - break; - } - return np; -} -EXPORT_SYMBOL(v4l2_of_get_remote_port_parent); - -/** - * v4l2_of_get_remote_port() - get remote port node - * @node: pointer to a local endpoint device_node - * - * Return: Remote port node associated with remote endpoint node linked - * to @node. Use of_node_put() on it when done. - */ -struct device_node *v4l2_of_get_remote_port(const struct device_node *node) -{ - struct device_node *np; - - /* Get remote endpoint node. */ - np = of_parse_phandle(node, "remote-endpoint", 0); - if (!np) - return NULL; - return of_get_next_parent(np); -} -EXPORT_SYMBOL(v4l2_of_get_remote_port); diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index 33d3871d1e13..880be0782dd9 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -719,7 +719,7 @@ static int vb2_dc_map_dmabuf(void *mem_priv) /* get the associated scatterlist for this buffer */ sgt = dma_buf_map_attachment(buf->db_attach, buf->dma_dir); - if (IS_ERR_OR_NULL(sgt)) { + if (IS_ERR(sgt)) { pr_err("Error getting dmabuf scatterlist\n"); return -EINVAL; } |