diff options
Diffstat (limited to 'drivers/media')
30 files changed, 178 insertions, 104 deletions
diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c index 0b4616b..c0363f1 100644 --- a/drivers/media/dvb-core/dmxdev.c +++ b/drivers/media/dvb-core/dmxdev.c @@ -206,8 +206,6 @@ static int dvb_dvr_release(struct inode *inode, struct file *file) /* TODO */ dvbdev->users--; if (dvbdev->users == 1 && dmxdev->exit == 1) { - fops_put(file->f_op); - file->f_op = NULL; mutex_unlock(&dmxdev->mutex); wake_up(&dvbdev->wait_queue); } else @@ -1120,8 +1118,6 @@ static int dvb_demux_release(struct inode *inode, struct file *file) mutex_lock(&dmxdev->mutex); dmxdev->dvbdev->users--; if(dmxdev->dvbdev->users==1 && dmxdev->exit==1) { - fops_put(file->f_op); - file->f_op = NULL; mutex_unlock(&dmxdev->mutex); wake_up(&dmxdev->dvbdev->wait_queue); } else diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c index 401ef64..983db75 100644 --- a/drivers/media/dvb-core/dvbdev.c +++ b/drivers/media/dvb-core/dvbdev.c @@ -74,22 +74,15 @@ static int dvb_device_open(struct inode *inode, struct file *file) if (dvbdev && dvbdev->fops) { int err = 0; - const struct file_operations *old_fops; + const struct file_operations *new_fops; - file->private_data = dvbdev; - old_fops = file->f_op; - file->f_op = fops_get(dvbdev->fops); - if (file->f_op == NULL) { - file->f_op = old_fops; + new_fops = fops_get(dvbdev->fops); + if (!new_fops) goto fail; - } - if(file->f_op->open) + file->private_data = dvbdev; + replace_fops(file, new_fops); + if (file->f_op->open) err = file->f_op->open(inode,file); - if (err) { - fops_put(file->f_op); - file->f_op = fops_get(old_fops); - } - fops_put(old_fops); up_read(&minor_rwsem); mutex_unlock(&dvbdev_mutex); return err; diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig index 75c8a03..842654d 100644 --- a/drivers/media/i2c/Kconfig +++ b/drivers/media/i2c/Kconfig @@ -655,7 +655,7 @@ config VIDEO_UPD64083 To compile this driver as a module, choose M here: the module will be called upd64083. -comment "Miscelaneous helper chips" +comment "Miscellaneous helper chips" config VIDEO_THS7303 tristate "THS7303/53 Video Amplifier" diff --git a/drivers/media/i2c/ad9389b.c b/drivers/media/i2c/ad9389b.c index bb0c99d..b06a7e5 100644 --- a/drivers/media/i2c/ad9389b.c +++ b/drivers/media/i2c/ad9389b.c @@ -628,16 +628,13 @@ static int ad9389b_s_stream(struct v4l2_subdev *sd, int enable) static const struct v4l2_dv_timings_cap ad9389b_timings_cap = { .type = V4L2_DV_BT_656_1120, - .bt = { - .max_width = 1920, - .max_height = 1200, - .min_pixelclock = 25000000, - .max_pixelclock = 170000000, - .standards = V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | + /* keep this initialization for compatibility with GCC < 4.4.6 */ + .reserved = { 0 }, + V4L2_INIT_BT_TIMINGS(0, 1920, 0, 1200, 25000000, 170000000, + V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT, - .capabilities = V4L2_DV_BT_CAP_PROGRESSIVE | - V4L2_DV_BT_CAP_REDUCED_BLANKING | V4L2_DV_BT_CAP_CUSTOM, - }, + V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_REDUCED_BLANKING | + V4L2_DV_BT_CAP_CUSTOM) }; static int ad9389b_s_dv_timings(struct v4l2_subdev *sd, diff --git a/drivers/media/i2c/adv7183.c b/drivers/media/i2c/adv7183.c index 6f738d8..d45e0e3 100644 --- a/drivers/media/i2c/adv7183.c +++ b/drivers/media/i2c/adv7183.c @@ -178,7 +178,7 @@ static int adv7183_log_status(struct v4l2_subdev *sd) adv7183_read(sd, ADV7183_VS_FIELD_CTRL_1), adv7183_read(sd, ADV7183_VS_FIELD_CTRL_2), adv7183_read(sd, ADV7183_VS_FIELD_CTRL_3)); - v4l2_info(sd, "adv7183: Hsync positon control 1 2 and 3 = 0x%02x 0x%02x 0x%02x\n", + v4l2_info(sd, "adv7183: Hsync position control 1 2 and 3 = 0x%02x 0x%02x 0x%02x\n", adv7183_read(sd, ADV7183_HS_POS_CTRL_1), adv7183_read(sd, ADV7183_HS_POS_CTRL_2), adv7183_read(sd, ADV7183_HS_POS_CTRL_3)); diff --git a/drivers/media/i2c/adv7511.c b/drivers/media/i2c/adv7511.c index b2a11f6..7c8d971 100644 --- a/drivers/media/i2c/adv7511.c +++ b/drivers/media/i2c/adv7511.c @@ -119,16 +119,14 @@ static int adv7511_s_clock_freq(struct v4l2_subdev *sd, u32 freq); static const struct v4l2_dv_timings_cap adv7511_timings_cap = { .type = V4L2_DV_BT_656_1120, - .bt = { - .max_width = ADV7511_MAX_WIDTH, - .max_height = ADV7511_MAX_HEIGHT, - .min_pixelclock = ADV7511_MIN_PIXELCLOCK, - .max_pixelclock = ADV7511_MAX_PIXELCLOCK, - .standards = V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | + /* keep this initialization for compatibility with GCC < 4.4.6 */ + .reserved = { 0 }, + V4L2_INIT_BT_TIMINGS(0, ADV7511_MAX_WIDTH, 0, ADV7511_MAX_HEIGHT, + ADV7511_MIN_PIXELCLOCK, ADV7511_MAX_PIXELCLOCK, + V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT, - .capabilities = V4L2_DV_BT_CAP_PROGRESSIVE | - V4L2_DV_BT_CAP_REDUCED_BLANKING | V4L2_DV_BT_CAP_CUSTOM, - }, + V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_REDUCED_BLANKING | + V4L2_DV_BT_CAP_CUSTOM) }; static inline struct adv7511_state *get_adv7511_state(struct v4l2_subdev *sd) diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c index d174890..22f729d 100644 --- a/drivers/media/i2c/adv7842.c +++ b/drivers/media/i2c/adv7842.c @@ -546,30 +546,24 @@ static inline bool is_digital_input(struct v4l2_subdev *sd) static const struct v4l2_dv_timings_cap adv7842_timings_cap_analog = { .type = V4L2_DV_BT_656_1120, - .bt = { - .max_width = 1920, - .max_height = 1200, - .min_pixelclock = 25000000, - .max_pixelclock = 170000000, - .standards = V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | + /* keep this initialization for compatibility with GCC < 4.4.6 */ + .reserved = { 0 }, + V4L2_INIT_BT_TIMINGS(0, 1920, 0, 1200, 25000000, 170000000, + V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT, - .capabilities = V4L2_DV_BT_CAP_PROGRESSIVE | - V4L2_DV_BT_CAP_REDUCED_BLANKING | V4L2_DV_BT_CAP_CUSTOM, - }, + V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_REDUCED_BLANKING | + V4L2_DV_BT_CAP_CUSTOM) }; static const struct v4l2_dv_timings_cap adv7842_timings_cap_digital = { .type = V4L2_DV_BT_656_1120, - .bt = { - .max_width = 1920, - .max_height = 1200, - .min_pixelclock = 25000000, - .max_pixelclock = 225000000, - .standards = V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | + /* keep this initialization for compatibility with GCC < 4.4.6 */ + .reserved = { 0 }, + V4L2_INIT_BT_TIMINGS(0, 1920, 0, 1200, 25000000, 225000000, + V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT, - .capabilities = V4L2_DV_BT_CAP_PROGRESSIVE | - V4L2_DV_BT_CAP_REDUCED_BLANKING | V4L2_DV_BT_CAP_CUSTOM, - }, + V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_REDUCED_BLANKING | + V4L2_DV_BT_CAP_CUSTOM) }; static inline const struct v4l2_dv_timings_cap * diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-core.c b/drivers/media/i2c/s5c73m3/s5c73m3-core.c index b76ec0e..31f40b3 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3-core.c +++ b/drivers/media/i2c/s5c73m3/s5c73m3-core.c @@ -1651,7 +1651,7 @@ static int s5c73m3_probe(struct i2c_client *client, if (ret < 0) goto out_err; - v4l2_info(sd, "%s: completed succesfully\n", __func__); + v4l2_info(sd, "%s: completed successfully\n", __func__); return 0; out_err: diff --git a/drivers/media/i2c/ths8200.c b/drivers/media/i2c/ths8200.c index 8cf20f7..04139ee 100644 --- a/drivers/media/i2c/ths8200.c +++ b/drivers/media/i2c/ths8200.c @@ -47,18 +47,10 @@ struct ths8200_state { static const struct v4l2_dv_timings_cap ths8200_timings_cap = { .type = V4L2_DV_BT_656_1120, - /* Allow gcc 4.5.4 to build this */ - .reserved = { }, - { - .bt = { - .max_width = 1920, - .max_height = 1080, - .min_pixelclock = 25000000, - .max_pixelclock = 148500000, - .standards = V4L2_DV_BT_STD_CEA861, - .capabilities = V4L2_DV_BT_CAP_PROGRESSIVE, - }, - }, + /* keep this initialization for compatibility with GCC < 4.4.6 */ + .reserved = { 0 }, + V4L2_INIT_BT_TIMINGS(0, 1920, 0, 1080, 25000000, 148500000, + V4L2_DV_BT_STD_CEA861, V4L2_DV_BT_CAP_PROGRESSIVE) }; static inline struct ths8200_state *to_state(struct v4l2_subdev *sd) diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c index e12bbd8..fb60da8 100644 --- a/drivers/media/pci/saa7134/saa7134-video.c +++ b/drivers/media/pci/saa7134/saa7134-video.c @@ -1455,6 +1455,7 @@ static int video_release(struct file *file) /* stop video capture */ if (res_check(fh, RESOURCE_VIDEO)) { + pm_qos_remove_request(&dev->qos_request); videobuf_streamoff(&fh->cap); res_free(dev,fh,RESOURCE_VIDEO); } diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 3d9beef..d7f0249 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -112,7 +112,7 @@ config VIDEO_OMAP3_DEBUG config VIDEO_S3C_CAMIF tristate "Samsung S3C24XX/S3C64XX SoC Camera Interface driver" depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API - depends on (PLAT_S3C64XX || PLAT_S3C24XX) && PM_RUNTIME + depends on (ARCH_S3C64XX || PLAT_S3C24XX) && PM_RUNTIME select VIDEOBUF2_DMA_CONTIG ---help--- This is a v4l2 driver for s3c24xx and s3c64xx SoC series camera diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c index 4c11059..2819165 100644 --- a/drivers/media/platform/blackfin/bfin_capture.c +++ b/drivers/media/platform/blackfin/bfin_capture.c @@ -422,7 +422,7 @@ static int bcap_start_streaming(struct vb2_queue *vq, unsigned int count) return ret; } - INIT_COMPLETION(bcap_dev->comp); + reinit_completion(&bcap_dev->comp); bcap_dev->stop = false; return 0; } diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c index ed4998c..bd72fb9 100644 --- a/drivers/media/platform/coda.c +++ b/drivers/media/platform/coda.c @@ -3298,13 +3298,12 @@ static int coda_probe(struct platform_device *pdev) dev->iram_size = CODA7_IRAM_SIZE; break; } - dev->iram_vaddr = gen_pool_alloc(dev->iram_pool, dev->iram_size); + dev->iram_vaddr = (unsigned long)gen_pool_dma_alloc(dev->iram_pool, + dev->iram_size, (dma_addr_t *)&dev->iram_paddr); if (!dev->iram_vaddr) { dev_err(&pdev->dev, "unable to alloc iram\n"); return -ENOMEM; } - dev->iram_paddr = gen_pool_virt_to_phys(dev->iram_pool, - dev->iram_vaddr); platform_set_drvdata(pdev, dev); diff --git a/drivers/media/platform/exynos4-is/Kconfig b/drivers/media/platform/exynos4-is/Kconfig index 53ad0f0..d2d3b4b 100644 --- a/drivers/media/platform/exynos4-is/Kconfig +++ b/drivers/media/platform/exynos4-is/Kconfig @@ -29,7 +29,7 @@ config VIDEO_S5P_FIMC config VIDEO_S5P_MIPI_CSIS tristate "S5P/EXYNOS MIPI-CSI2 receiver (MIPI-CSIS) driver" depends on REGULATOR - select S5P_SETUP_MIPIPHY + select GENERIC_PHY help This is a V4L2 driver for Samsung S5P and EXYNOS4 SoC MIPI-CSI2 receiver (MIPI-CSIS) devices. diff --git a/drivers/media/platform/exynos4-is/mipi-csis.c b/drivers/media/platform/exynos4-is/mipi-csis.c index 0914230..9fc2af6 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/phy/phy.h> #include <linux/platform_data/mipi-csis.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> @@ -180,6 +181,7 @@ struct csis_drvdata { * @sd: v4l2_subdev associated with CSIS device instance * @index: the hardware instance index * @pdev: CSIS platform device + * @phy: pointer to the CSIS generic PHY * @regs: mmaped I/O registers memory * @supplies: CSIS regulator supplies * @clock: CSIS clocks @@ -203,6 +205,7 @@ struct csis_state { struct v4l2_subdev sd; u8 index; struct platform_device *pdev; + struct phy *phy; void __iomem *regs; struct regulator_bulk_data supplies[CSIS_NUM_SUPPLIES]; struct clk *clock[NUM_CSIS_CLOCKS]; @@ -779,8 +782,8 @@ static int s5pcsis_parse_dt(struct platform_device *pdev, "samsung,csis-wclk"); state->num_lanes = endpoint.bus.mipi_csi2.num_data_lanes; - of_node_put(node); + return 0; } #else @@ -829,6 +832,10 @@ static int s5pcsis_probe(struct platform_device *pdev) return -EINVAL; } + state->phy = devm_phy_get(dev, "csis"); + if (IS_ERR(state->phy)) + return PTR_ERR(state->phy); + mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); state->regs = devm_ioremap_resource(dev, mem_res); if (IS_ERR(state->regs)) @@ -922,7 +929,7 @@ static int s5pcsis_pm_suspend(struct device *dev, bool runtime) mutex_lock(&state->lock); if (state->flags & ST_POWERED) { s5pcsis_stop_stream(state); - ret = s5p_csis_phy_enable(state->index, false); + ret = phy_power_off(state->phy); if (ret) goto unlock; ret = regulator_bulk_disable(CSIS_NUM_SUPPLIES, @@ -958,7 +965,7 @@ static int s5pcsis_pm_resume(struct device *dev, bool runtime) state->supplies); if (ret) goto unlock; - ret = s5p_csis_phy_enable(state->index, true); + ret = phy_power_on(state->phy); if (!ret) { state->flags |= ST_POWERED; } else { diff --git a/drivers/media/platform/fsl-viu.c b/drivers/media/platform/fsl-viu.c index fe9898c..6a23223 100644 --- a/drivers/media/platform/fsl-viu.c +++ b/drivers/media/platform/fsl-viu.c @@ -21,6 +21,8 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/io.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/slab.h> #include <media/v4l2-common.h> diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index df3a0ec..1c36080 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -2182,9 +2182,9 @@ static int isp_probe(struct platform_device *pdev) isp->pdata = pdata; isp->ref_count = 0; - isp->raw_dmamask = DMA_BIT_MASK(32); - isp->dev->dma_mask = &isp->raw_dmamask; - isp->dev->coherent_dma_mask = DMA_BIT_MASK(32); + ret = dma_coerce_mask_and_coherent(isp->dev, DMA_BIT_MASK(32)); + if (ret) + return ret; platform_set_drvdata(pdev, isp); diff --git a/drivers/media/platform/omap3isp/isp.h b/drivers/media/platform/omap3isp/isp.h index cd3eff4..ce65d3a 100644 --- a/drivers/media/platform/omap3isp/isp.h +++ b/drivers/media/platform/omap3isp/isp.h @@ -152,7 +152,6 @@ struct isp_xclk { * @mmio_base_phys: Array with physical L4 bus addresses for ISP register * regions. * @mmio_size: Array with ISP register regions size in bytes. - * @raw_dmamask: Raw DMA mask * @stat_lock: Spinlock for handling statistics * @isp_mutex: Mutex for serializing requests to ISP. * @crashed: Bitmask of crashed entities (indexed by entity ID) @@ -190,8 +189,6 @@ struct isp_device { unsigned long mmio_base_phys[OMAP3_ISP_IOMEM_LAST]; resource_size_t mmio_size[OMAP3_ISP_IOMEM_LAST]; - u64 raw_dmamask; - /* ISP Obj */ spinlock_t stat_lock; /* common lock for statistic drivers */ struct mutex isp_mutex; /* For handling ref_count field */ diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index 15d2396..9b88a460 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -1423,6 +1423,7 @@ static int s5p_jpeg_probe(struct platform_device *pdev) jpeg->vfd_decoder->release = video_device_release; jpeg->vfd_decoder->lock = &jpeg->lock; jpeg->vfd_decoder->v4l2_dev = &jpeg->v4l2_dev; + jpeg->vfd_decoder->vfl_dir = VFL_DIR_M2M; ret = video_register_device(jpeg->vfd_decoder, VFL_TYPE_GRABBER, -1); if (ret) { diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c index 7a9c5e9..4f30341 100644 --- a/drivers/media/platform/sh_vou.c +++ b/drivers/media/platform/sh_vou.c @@ -776,7 +776,7 @@ static int sh_vou_try_fmt_vid_out(struct file *file, void *priv, v4l_bound_align_image(&pix->width, 0, VOU_MAX_IMAGE_WIDTH, 1, &pix->height, 0, VOU_MAX_IMAGE_HEIGHT, 1, 0); - for (i = 0; ARRAY_SIZE(vou_fmt); i++) + for (i = 0; i < ARRAY_SIZE(vou_fmt); i++) if (vou_fmt[i].pfmt == pix->pixelformat) return 0; diff --git a/drivers/media/platform/soc_camera/mx3_camera.c b/drivers/media/platform/soc_camera/mx3_camera.c index 8f9f621..f975b70 100644 --- a/drivers/media/platform/soc_camera/mx3_camera.c +++ b/drivers/media/platform/soc_camera/mx3_camera.c @@ -266,7 +266,6 @@ static void mx3_videobuf_queue(struct vb2_buffer *vb) struct idmac_channel *ichan = mx3_cam->idmac_channel[0]; struct idmac_video_param *video = &ichan->params.video; const struct soc_mbus_pixelfmt *host_fmt = icd->current_fmt->host_fmt; - unsigned long flags; dma_cookie_t cookie; size_t new_size; @@ -328,7 +327,7 @@ static void mx3_videobuf_queue(struct vb2_buffer *vb) memset(vb2_plane_vaddr(vb, 0), 0xaa, vb2_get_plane_payload(vb, 0)); #endif - spin_lock_irqsave(&mx3_cam->lock, flags); + spin_lock_irq(&mx3_cam->lock); list_add_tail(&buf->queue, &mx3_cam->capture); if (!mx3_cam->active) @@ -351,7 +350,7 @@ static void mx3_videobuf_queue(struct vb2_buffer *vb) if (mx3_cam->active == buf) mx3_cam->active = NULL; - spin_unlock_irqrestore(&mx3_cam->lock, flags); + spin_unlock_irq(&mx3_cam->lock); error: vb2_buffer_done(vb, VB2_BUF_STATE_ERROR); } diff --git a/drivers/media/radio/radio-wl1273.c b/drivers/media/radio/radio-wl1273.c index 97c2c18..9cf6731 100644 --- a/drivers/media/radio/radio-wl1273.c +++ b/drivers/media/radio/radio-wl1273.c @@ -375,7 +375,7 @@ static int wl1273_fm_set_tx_freq(struct wl1273_device *radio, unsigned int freq) if (r) return r; - INIT_COMPLETION(radio->busy); + reinit_completion(&radio->busy); /* wait for the FR IRQ */ r = wait_for_completion_timeout(&radio->busy, msecs_to_jiffies(2000)); @@ -389,7 +389,7 @@ static int wl1273_fm_set_tx_freq(struct wl1273_device *radio, unsigned int freq) if (r) return r; - INIT_COMPLETION(radio->busy); + reinit_completion(&radio->busy); /* wait for the POWER_ENB IRQ */ r = wait_for_completion_timeout(&radio->busy, msecs_to_jiffies(1000)); @@ -444,7 +444,7 @@ static int wl1273_fm_set_rx_freq(struct wl1273_device *radio, unsigned int freq) goto err; } - INIT_COMPLETION(radio->busy); + reinit_completion(&radio->busy); r = wait_for_completion_timeout(&radio->busy, msecs_to_jiffies(2000)); if (!r) { @@ -805,7 +805,7 @@ static int wl1273_fm_set_seek(struct wl1273_device *radio, if (level < SCHAR_MIN || level > SCHAR_MAX) return -EINVAL; - INIT_COMPLETION(radio->busy); + reinit_completion(&radio->busy); dev_dbg(radio->dev, "%s: BUSY\n", __func__); r = core->write(core, WL1273_INT_MASK_SET, radio->irq_flags); @@ -847,7 +847,7 @@ static int wl1273_fm_set_seek(struct wl1273_device *radio, if (r) goto out; - INIT_COMPLETION(radio->busy); + reinit_completion(&radio->busy); dev_dbg(radio->dev, "%s: BUSY\n", __func__); r = core->write(core, WL1273_TUNER_MODE_SET, TUNER_MODE_AUTO_SEEK); diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c index 4a7a1cc..0e750ae 100644 --- a/drivers/media/radio/si470x/radio-si470x-common.c +++ b/drivers/media/radio/si470x/radio-si470x-common.c @@ -218,7 +218,7 @@ static int si470x_set_chan(struct si470x_device *radio, unsigned short chan) goto done; /* wait till tune operation has completed */ - INIT_COMPLETION(radio->completion); + reinit_completion(&radio->completion); retval = wait_for_completion_timeout(&radio->completion, msecs_to_jiffies(tune_timeout)); if (!retval) @@ -341,7 +341,7 @@ static int si470x_set_seek(struct si470x_device *radio, return retval; /* wait till tune operation has completed */ - INIT_COMPLETION(radio->completion); + reinit_completion(&radio->completion); retval = wait_for_completion_timeout(&radio->completion, msecs_to_jiffies(seek_timeout)); if (!retval) diff --git a/drivers/media/rc/iguanair.c b/drivers/media/rc/iguanair.c index 7f05e19..fdae05c 100644 --- a/drivers/media/rc/iguanair.c +++ b/drivers/media/rc/iguanair.c @@ -207,7 +207,7 @@ static int iguanair_send(struct iguanair *ir, unsigned size) { int rc; - INIT_COMPLETION(ir->completion); + reinit_completion(&ir->completion); ir->urb_out->transfer_buffer_length = size; rc = usb_submit_urb(ir->urb_out, GFP_KERNEL); diff --git a/drivers/media/rc/keymaps/rc-dib0700-nec.c b/drivers/media/rc/keymaps/rc-dib0700-nec.c index 4d13a7f..492a05a 100644 --- a/drivers/media/rc/keymaps/rc-dib0700-nec.c +++ b/drivers/media/rc/keymaps/rc-dib0700-nec.c @@ -5,7 +5,7 @@ * TODO: This table is a real mess, as it merges RC codes from several * devices into a big table. It also has both RC-5 and NEC codes inside. * It should be broken into small tables, and the protocols should properly - * be indentificated. + * be identificated. * * The table were imported from dib0700_devices.c. * diff --git a/drivers/media/rc/keymaps/rc-dib0700-rc5.c b/drivers/media/rc/keymaps/rc-dib0700-rc5.c index ba81d96..454ea59 100644 --- a/drivers/media/rc/keymaps/rc-dib0700-rc5.c +++ b/drivers/media/rc/keymaps/rc-dib0700-rc5.c @@ -5,7 +5,7 @@ * TODO: This table is a real mess, as it merges RC codes from several * devices into a big table. It also has both RC-5 and NEC codes inside. * It should be broken into small tables, and the protocols should properly - * be indentificated. + * be identificated. * * The table were imported from dib0700_devices.c. * diff --git a/drivers/media/tuners/e4000.c b/drivers/media/tuners/e4000.c index c9cc123..72971a8 100644 --- a/drivers/media/tuners/e4000.c +++ b/drivers/media/tuners/e4000.c @@ -19,6 +19,7 @@ */ #include "e4000_priv.h" +#include <linux/math64.h> /* Max transfer size done by I2C transfer functions */ #define MAX_XFER_SIZE 64 @@ -250,7 +251,7 @@ static int e4000_set_params(struct dvb_frontend *fe) * or more. */ f_vco = c->frequency * e4000_pll_lut[i].mul; - sigma_delta = 0x10000UL * (f_vco % priv->cfg->clock) / priv->cfg->clock; + sigma_delta = div_u64(0x10000ULL * (f_vco % priv->cfg->clock), priv->cfg->clock); buf[0] = f_vco / priv->cfg->clock; buf[1] = (sigma_delta >> 0) & 0xff; buf[2] = (sigma_delta >> 8) & 0xff; diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 81695d4..c3bb250 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -2090,6 +2090,15 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_MINMAX }, + /* Microsoft Lifecam NX-3000 */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x045e, + .idProduct = 0x0721, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, /* Microsoft Lifecam VX-7000 */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, @@ -2174,6 +2183,15 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_DEF }, + /* Dell SP2008WFP Monitor */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x05a9, + .idProduct = 0x2641, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, /* Dell Alienware X51 */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index 91412d4..b19b306 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -354,7 +354,9 @@ static int __verify_length(struct vb2_buffer *vb, const struct v4l2_buffer *b) if (b->m.planes[plane].bytesused > length) return -EINVAL; - if (b->m.planes[plane].data_offset >= + + if (b->m.planes[plane].data_offset > 0 && + b->m.planes[plane].data_offset >= b->m.planes[plane].bytesused) return -EINVAL; } diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index fd56f25..646f08f 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -423,6 +423,39 @@ static inline int vma_is_io(struct vm_area_struct *vma) return !!(vma->vm_flags & (VM_IO | VM_PFNMAP)); } +static int vb2_dc_get_user_pfn(unsigned long start, int n_pages, + struct vm_area_struct *vma, unsigned long *res) +{ + unsigned long pfn, start_pfn, prev_pfn; + unsigned int i; + int ret; + + if (!vma_is_io(vma)) + return -EFAULT; + + ret = follow_pfn(vma, start, &pfn); + if (ret) + return ret; + + start_pfn = pfn; + start += PAGE_SIZE; + + for (i = 1; i < n_pages; ++i, start += PAGE_SIZE) { + prev_pfn = pfn; + ret = follow_pfn(vma, start, &pfn); + + if (ret) { + pr_err("no page for address %lu\n", start); + return ret; + } + if (pfn != prev_pfn + 1) + return -EINVAL; + } + + *res = start_pfn; + return 0; +} + static int vb2_dc_get_user_pages(unsigned long start, struct page **pages, int n_pages, struct vm_area_struct *vma, int write) { @@ -433,6 +466,9 @@ static int vb2_dc_get_user_pages(unsigned long start, struct page **pages, unsigned long pfn; int ret = follow_pfn(vma, start, &pfn); + if (!pfn_valid(pfn)) + return -EINVAL; + if (ret) { pr_err("no page for address %lu\n", start); return ret; @@ -468,16 +504,49 @@ static void vb2_dc_put_userptr(void *buf_priv) struct vb2_dc_buf *buf = buf_priv; struct sg_table *sgt = buf->dma_sgt; - dma_unmap_sg(buf->dev, sgt->sgl, sgt->orig_nents, buf->dma_dir); - if (!vma_is_io(buf->vma)) - vb2_dc_sgt_foreach_page(sgt, vb2_dc_put_dirty_page); + if (sgt) { + dma_unmap_sg(buf->dev, sgt->sgl, sgt->orig_nents, buf->dma_dir); + if (!vma_is_io(buf->vma)) + vb2_dc_sgt_foreach_page(sgt, vb2_dc_put_dirty_page); - sg_free_table(sgt); - kfree(sgt); + sg_free_table(sgt); + kfree(sgt); + } vb2_put_vma(buf->vma); kfree(buf); } +/* + * For some kind of reserved memory there might be no struct page available, + * so all that can be done to support such 'pages' is to try to convert + * pfn to dma address or at the last resort just assume that + * dma address == physical address (like it has been assumed in earlier version + * of videobuf2-dma-contig + */ + +#ifdef __arch_pfn_to_dma +static inline dma_addr_t vb2_dc_pfn_to_dma(struct device *dev, unsigned long pfn) +{ + return (dma_addr_t)__arch_pfn_to_dma(dev, pfn); +} +#elif defined(__pfn_to_bus) +static inline dma_addr_t vb2_dc_pfn_to_dma(struct device *dev, unsigned long pfn) +{ + return (dma_addr_t)__pfn_to_bus(pfn); +} +#elif defined(__pfn_to_phys) +static inline dma_addr_t vb2_dc_pfn_to_dma(struct device *dev, unsigned long pfn) +{ + return (dma_addr_t)__pfn_to_phys(pfn); +} +#else +static inline dma_addr_t vb2_dc_pfn_to_dma(struct device *dev, unsigned long pfn) +{ + /* really, we cannot do anything better at this point */ + return (dma_addr_t)(pfn) << PAGE_SHIFT; +} +#endif + static void *vb2_dc_get_userptr(void *alloc_ctx, unsigned long vaddr, unsigned long size, int write) { @@ -548,6 +617,14 @@ static void *vb2_dc_get_userptr(void *alloc_ctx, unsigned long vaddr, /* extract page list from userspace mapping */ ret = vb2_dc_get_user_pages(start, pages, n_pages, vma, write); if (ret) { + unsigned long pfn; + if (vb2_dc_get_user_pfn(start, n_pages, vma, &pfn) == 0) { + buf->dma_addr = vb2_dc_pfn_to_dma(buf->dev, pfn); + buf->size = size; + kfree(pages); + return buf; + } + pr_err("failed to get user pages\n"); goto fail_vma; } |
