From patchwork Tue Jun 11 08:23:28 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guennadi Liakhovetski X-Patchwork-Id: 2700971 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id BC1E5DF23A for ; Tue, 11 Jun 2013 09:28:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752504Ab3FKJ2U (ORCPT ); Tue, 11 Jun 2013 05:28:20 -0400 Received: from moutng.kundenserver.de ([212.227.126.171]:64519 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752443Ab3FKJ2T (ORCPT ); Tue, 11 Jun 2013 05:28:19 -0400 Received: from axis700.grange (dslb-178-001-148-081.pools.arcor-ip.net [178.1.148.81]) by mrelayeu.kundenserver.de (node=mrbap4) with ESMTP (Nemesis) id 0MFKbs-1UY0yF2dNM-00F2ko; Tue, 11 Jun 2013 11:27:17 +0200 Received: from 6a.grange (unknown [192.168.1.11]) by axis700.grange (Postfix) with ESMTPS id 90DE740BB4; Tue, 11 Jun 2013 10:24:04 +0200 (CEST) Received: from lyakh by 6a.grange with local (Exim 4.72) (envelope-from ) id 1UmJs4-0002BD-4G; Tue, 11 Jun 2013 10:24:04 +0200 From: Guennadi Liakhovetski To: linux-media@vger.kernel.org Cc: Laurent Pinchart , Sylwester Nawrocki , Hans Verkuil , linux-sh@vger.kernel.org, Magnus Damm , Sakari Ailus , Prabhakar Lad , Sascha Hauer , Guennadi Liakhovetski Subject: [PATCH v10 01/21] soc-camera: move common code to soc_camera.c Date: Tue, 11 Jun 2013 10:23:28 +0200 Message-Id: <1370939028-8352-2-git-send-email-g.liakhovetski@gmx.de> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1370939028-8352-1-git-send-email-g.liakhovetski@gmx.de> References: <1370939028-8352-1-git-send-email-g.liakhovetski@gmx.de> X-Provags-ID: V02:K0:qXHl3h1VWMEODZTBGwD7CdVbo198Dq3X2ZOf+G8nf62 daSY7DGZ7NGH9gnzAo5GwrPLmbMu/5uPYUHymhGOJsN4j1Xom5 zQoFAtK93XD6RPvKgnmPUw2ib0/qDaM0U3rEagfGQs2pvdfMwH S0suTjv64wWdSMfv1jhMeBmzxJG3nYCVBEG8pTQCtbsO1PidAz pHdRffWKgIlKM7PO/L5iJiDr0jopws9Ey3WVvdIkmguG9/aMQp j0T3Ounu1OjD1ta8ofUHl/IWbM1Ezii9GRaRvuCodsKg5cXyrj 7wGJ83LoBH+nA3osPK/9+VR6JfYR59IGMAN59Oqm/5WN7ZSsyb 4a5dBgyzjB+oo8hAkGBKUEb6i9fCRjkNUvRIz9x7pO1LG99Nz4 XDpvz1IwRnDVA== Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org All soc-camera host drivers include a pointer to an soc-camera device in their host private struct to check, that only one client is connected. Move this common code to soc_camera.c. Signed-off-by: Guennadi Liakhovetski --- drivers/media/platform/soc_camera/atmel-isi.c | 10 +----- drivers/media/platform/soc_camera/mx1_camera.c | 20 +++-------- drivers/media/platform/soc_camera/mx2_camera.c | 13 +------ drivers/media/platform/soc_camera/mx3_camera.c | 9 ----- drivers/media/platform/soc_camera/omap1_camera.c | 14 +------ drivers/media/platform/soc_camera/pxa_camera.c | 18 ++------- .../platform/soc_camera/sh_mobile_ceu_camera.c | 13 +------ drivers/media/platform/soc_camera/soc_camera.c | 38 ++++++++++++++++--- include/media/soc_camera.h | 1 + 9 files changed, 49 insertions(+), 87 deletions(-) diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c index 1abbb36..c9e080a 100644 --- a/drivers/media/platform/soc_camera/atmel-isi.c +++ b/drivers/media/platform/soc_camera/atmel-isi.c @@ -102,7 +102,6 @@ struct atmel_isi { struct list_head video_buffer_list; struct frame_buffer *active; - struct soc_camera_device *icd; struct soc_camera_host soc_host; }; @@ -367,7 +366,7 @@ static void start_dma(struct atmel_isi *isi, struct frame_buffer *buffer) /* Check if already in a frame */ if (isi_readl(isi, ISI_STATUS) & ISI_CTRL_CDC) { - dev_err(isi->icd->parent, "Already in frame handling.\n"); + dev_err(isi->soc_host.icd->parent, "Already in frame handling.\n"); return; } @@ -753,9 +752,6 @@ static int isi_camera_add_device(struct soc_camera_device *icd) struct atmel_isi *isi = ici->priv; int ret; - if (isi->icd) - return -EBUSY; - ret = clk_enable(isi->pclk); if (ret) return ret; @@ -766,7 +762,6 @@ static int isi_camera_add_device(struct soc_camera_device *icd) return ret; } - isi->icd = icd; dev_dbg(icd->parent, "Atmel ISI Camera driver attached to camera %d\n", icd->devnum); return 0; @@ -777,11 +772,8 @@ static void isi_camera_remove_device(struct soc_camera_device *icd) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct atmel_isi *isi = ici->priv; - BUG_ON(icd != isi->icd); - clk_disable(isi->mck); clk_disable(isi->pclk); - isi->icd = NULL; dev_dbg(icd->parent, "Atmel ISI Camera driver detached from camera %d\n", icd->devnum); diff --git a/drivers/media/platform/soc_camera/mx1_camera.c b/drivers/media/platform/soc_camera/mx1_camera.c index a3fd8d6..5f9ec8e 100644 --- a/drivers/media/platform/soc_camera/mx1_camera.c +++ b/drivers/media/platform/soc_camera/mx1_camera.c @@ -104,7 +104,6 @@ struct mx1_buffer { */ struct mx1_camera_dev { struct soc_camera_host soc_host; - struct soc_camera_device *icd; struct mx1_camera_pdata *pdata; struct mx1_buffer *active; struct resource *res; @@ -220,7 +219,7 @@ out: static int mx1_camera_setup_dma(struct mx1_camera_dev *pcdev) { struct videobuf_buffer *vbuf = &pcdev->active->vb; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; int ret; if (unlikely(!pcdev->active)) { @@ -331,7 +330,7 @@ static void mx1_camera_wakeup(struct mx1_camera_dev *pcdev, static void mx1_camera_dma_irq(int channel, void *data) { struct mx1_camera_dev *pcdev = data; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; struct mx1_buffer *buf; struct videobuf_buffer *vb; unsigned long flags; @@ -389,7 +388,7 @@ static int mclk_get_divisor(struct mx1_camera_dev *pcdev) */ div = (lcdclk + 2 * mclk - 1) / (2 * mclk) - 1; - dev_dbg(pcdev->icd->parent, + dev_dbg(pcdev->soc_host.icd->parent, "System clock %lukHz, target freq %dkHz, divisor %lu\n", lcdclk / 1000, mclk / 1000, div); @@ -400,7 +399,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev) { unsigned int csicr1 = CSICR1_EN; - dev_dbg(pcdev->icd->parent, "Activate device\n"); + dev_dbg(pcdev->soc_host.icd->parent, "Activate device\n"); clk_prepare_enable(pcdev->clk); @@ -416,7 +415,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev) static void mx1_camera_deactivate(struct mx1_camera_dev *pcdev) { - dev_dbg(pcdev->icd->parent, "Deactivate device\n"); + dev_dbg(pcdev->soc_host.icd->parent, "Deactivate device\n"); /* Disable all CSI interface */ __raw_writel(0x00, pcdev->base + CSICR1); @@ -433,16 +432,11 @@ static int mx1_camera_add_device(struct soc_camera_device *icd) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx1_camera_dev *pcdev = ici->priv; - if (pcdev->icd) - return -EBUSY; - dev_info(icd->parent, "MX1 Camera driver attached to camera %d\n", icd->devnum); mx1_camera_activate(pcdev); - pcdev->icd = icd; - return 0; } @@ -452,8 +446,6 @@ static void mx1_camera_remove_device(struct soc_camera_device *icd) struct mx1_camera_dev *pcdev = ici->priv; unsigned int csicr1; - BUG_ON(icd != pcdev->icd); - /* disable interrupts */ csicr1 = __raw_readl(pcdev->base + CSICR1) & ~CSI_IRQ_MASK; __raw_writel(csicr1, pcdev->base + CSICR1); @@ -465,8 +457,6 @@ static void mx1_camera_remove_device(struct soc_camera_device *icd) icd->devnum); mx1_camera_deactivate(pcdev); - - pcdev->icd = NULL; } static int mx1_camera_set_bus_param(struct soc_camera_device *icd) diff --git a/drivers/media/platform/soc_camera/mx2_camera.c b/drivers/media/platform/soc_camera/mx2_camera.c index 5bbeb43..772e071 100644 --- a/drivers/media/platform/soc_camera/mx2_camera.c +++ b/drivers/media/platform/soc_camera/mx2_camera.c @@ -236,7 +236,6 @@ enum mx2_camera_type { struct mx2_camera_dev { struct device *dev; struct soc_camera_host soc_host; - struct soc_camera_device *icd; struct clk *clk_emma_ahb, *clk_emma_ipg; struct clk *clk_csi_ahb, *clk_csi_per; @@ -394,8 +393,8 @@ static void mx27_update_emma_buf(struct mx2_camera_dev *pcdev, writel(phys, pcdev->base_emma + PRP_DEST_Y_PTR - 0x14 * bufnum); if (prp->out_fmt == V4L2_PIX_FMT_YUV420) { - u32 imgsize = pcdev->icd->user_height * - pcdev->icd->user_width; + u32 imgsize = pcdev->soc_host.icd->user_height * + pcdev->soc_host.icd->user_width; writel(phys + imgsize, pcdev->base_emma + PRP_DEST_CB_PTR - 0x14 * bufnum); @@ -424,9 +423,6 @@ static int mx2_camera_add_device(struct soc_camera_device *icd) int ret; u32 csicr1; - if (pcdev->icd) - return -EBUSY; - ret = clk_prepare_enable(pcdev->clk_csi_ahb); if (ret < 0) return ret; @@ -441,7 +437,6 @@ static int mx2_camera_add_device(struct soc_camera_device *icd) pcdev->csicr1 = csicr1; writel(pcdev->csicr1, pcdev->base_csi + CSICR1); - pcdev->icd = icd; pcdev->frame_count = 0; dev_info(icd->parent, "Camera driver attached to camera %d\n", @@ -460,14 +455,10 @@ static void mx2_camera_remove_device(struct soc_camera_device *icd) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; - BUG_ON(icd != pcdev->icd); - dev_info(icd->parent, "Camera driver detached from camera %d\n", icd->devnum); mx2_camera_deactivate(pcdev); - - pcdev->icd = NULL; } /* diff --git a/drivers/media/platform/soc_camera/mx3_camera.c b/drivers/media/platform/soc_camera/mx3_camera.c index 5da3377..71b9b19 100644 --- a/drivers/media/platform/soc_camera/mx3_camera.c +++ b/drivers/media/platform/soc_camera/mx3_camera.c @@ -94,7 +94,6 @@ struct mx3_camera_dev { * Interface. If anyone ever builds hardware to enable more than one * camera _simultaneously_, they will have to modify this driver too */ - struct soc_camera_device *icd; struct clk *clk; void __iomem *base; @@ -517,13 +516,9 @@ static int mx3_camera_add_device(struct soc_camera_device *icd) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx3_camera_dev *mx3_cam = ici->priv; - if (mx3_cam->icd) - return -EBUSY; - mx3_camera_activate(mx3_cam, icd); mx3_cam->buf_total = 0; - mx3_cam->icd = icd; dev_info(icd->parent, "MX3 Camera driver attached to camera %d\n", icd->devnum); @@ -538,8 +533,6 @@ static void mx3_camera_remove_device(struct soc_camera_device *icd) struct mx3_camera_dev *mx3_cam = ici->priv; struct idmac_channel **ichan = &mx3_cam->idmac_channel[0]; - BUG_ON(icd != mx3_cam->icd); - if (*ichan) { dma_release_channel(&(*ichan)->dma_chan); *ichan = NULL; @@ -547,8 +540,6 @@ static void mx3_camera_remove_device(struct soc_camera_device *icd) clk_disable_unprepare(mx3_cam->clk); - mx3_cam->icd = NULL; - dev_info(icd->parent, "MX3 Camera driver detached from camera %d\n", icd->devnum); } diff --git a/drivers/media/platform/soc_camera/omap1_camera.c b/drivers/media/platform/soc_camera/omap1_camera.c index 9689a6e..c42c23e 100644 --- a/drivers/media/platform/soc_camera/omap1_camera.c +++ b/drivers/media/platform/soc_camera/omap1_camera.c @@ -150,7 +150,6 @@ struct omap1_cam_buf { struct omap1_cam_dev { struct soc_camera_host soc_host; - struct soc_camera_device *icd; struct clk *clk; unsigned int irq; @@ -564,7 +563,7 @@ static void videobuf_done(struct omap1_cam_dev *pcdev, { struct omap1_cam_buf *buf = pcdev->active; struct videobuf_buffer *vb; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; if (WARN_ON(!buf)) { suspend_capture(pcdev); @@ -790,7 +789,7 @@ out: static irqreturn_t cam_isr(int irq, void *data) { struct omap1_cam_dev *pcdev = data; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; struct omap1_cam_buf *buf = pcdev->active; u32 it_status; unsigned long flags; @@ -904,9 +903,6 @@ static int omap1_cam_add_device(struct soc_camera_device *icd) struct omap1_cam_dev *pcdev = ici->priv; u32 ctrlclock; - if (pcdev->icd) - return -EBUSY; - clk_enable(pcdev->clk); /* setup sensor clock */ @@ -941,8 +937,6 @@ static int omap1_cam_add_device(struct soc_camera_device *icd) sensor_reset(pcdev, false); - pcdev->icd = icd; - dev_dbg(icd->parent, "OMAP1 Camera driver attached to camera %d\n", icd->devnum); return 0; @@ -954,8 +948,6 @@ static void omap1_cam_remove_device(struct soc_camera_device *icd) struct omap1_cam_dev *pcdev = ici->priv; u32 ctrlclock; - BUG_ON(icd != pcdev->icd); - suspend_capture(pcdev); disable_capture(pcdev); @@ -974,8 +966,6 @@ static void omap1_cam_remove_device(struct soc_camera_device *icd) clk_disable(pcdev->clk); - pcdev->icd = NULL; - dev_dbg(icd->parent, "OMAP1 Camera driver detached from camera %d\n", icd->devnum); } diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c index d665242..686edf7 100644 --- a/drivers/media/platform/soc_camera/pxa_camera.c +++ b/drivers/media/platform/soc_camera/pxa_camera.c @@ -200,7 +200,6 @@ struct pxa_camera_dev { * interface. If anyone ever builds hardware to enable more than * one camera, they will have to modify this driver too */ - struct soc_camera_device *icd; struct clk *clk; unsigned int irq; @@ -966,13 +965,8 @@ static int pxa_camera_add_device(struct soc_camera_device *icd) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct pxa_camera_dev *pcdev = ici->priv; - if (pcdev->icd) - return -EBUSY; - pxa_camera_activate(pcdev); - pcdev->icd = icd; - dev_info(icd->parent, "PXA Camera driver attached to camera %d\n", icd->devnum); @@ -985,8 +979,6 @@ static void pxa_camera_remove_device(struct soc_camera_device *icd) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct pxa_camera_dev *pcdev = ici->priv; - BUG_ON(icd != pcdev->icd); - dev_info(icd->parent, "PXA Camera driver detached from camera %d\n", icd->devnum); @@ -999,8 +991,6 @@ static void pxa_camera_remove_device(struct soc_camera_device *icd) DCSR(pcdev->dma_chans[2]) = 0; pxa_camera_deactivate(pcdev); - - pcdev->icd = NULL; } static int test_platform_param(struct pxa_camera_dev *pcdev, @@ -1596,8 +1586,8 @@ static int pxa_camera_suspend(struct device *dev) pcdev->save_cicr[i++] = __raw_readl(pcdev->base + CICR3); pcdev->save_cicr[i++] = __raw_readl(pcdev->base + CICR4); - if (pcdev->icd) { - struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->icd); + if (pcdev->soc_host.icd) { + struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->soc_host.icd); ret = v4l2_subdev_call(sd, core, s_power, 0); if (ret == -ENOIOCTLCMD) ret = 0; @@ -1622,8 +1612,8 @@ static int pxa_camera_resume(struct device *dev) __raw_writel(pcdev->save_cicr[i++], pcdev->base + CICR3); __raw_writel(pcdev->save_cicr[i++], pcdev->base + CICR4); - if (pcdev->icd) { - struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->icd); + if (pcdev->soc_host.icd) { + struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->soc_host.icd); ret = v4l2_subdev_call(sd, core, s_power, 1); if (ret == -ENOIOCTLCMD) ret = 0; diff --git a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c index 143d29fe..5b7d8e1 100644 --- a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c +++ b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c @@ -95,7 +95,6 @@ struct sh_mobile_ceu_buffer { struct sh_mobile_ceu_dev { struct soc_camera_host ici; - struct soc_camera_device *icd; struct platform_device *csi2_pdev; unsigned int irq; @@ -163,7 +162,7 @@ static u32 ceu_read(struct sh_mobile_ceu_dev *priv, unsigned long reg_offs) static int sh_mobile_ceu_soft_reset(struct sh_mobile_ceu_dev *pcdev) { int i, success = 0; - struct soc_camera_device *icd = pcdev->icd; + struct soc_camera_device *icd = pcdev->ici.icd; ceu_write(pcdev, CAPSR, 1 << 16); /* reset */ @@ -277,7 +276,7 @@ static int sh_mobile_ceu_videobuf_setup(struct vb2_queue *vq, */ static int sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev) { - struct soc_camera_device *icd = pcdev->icd; + struct soc_camera_device *icd = pcdev->ici.icd; dma_addr_t phys_addr_top, phys_addr_bottom; unsigned long top1, top2; unsigned long bottom1, bottom2; @@ -552,9 +551,6 @@ static int sh_mobile_ceu_add_device(struct soc_camera_device *icd) struct v4l2_subdev *csi2_sd; int ret; - if (pcdev->icd) - return -EBUSY; - dev_info(icd->parent, "SuperH Mobile CEU driver attached to camera %d\n", icd->devnum); @@ -583,7 +579,6 @@ static int sh_mobile_ceu_add_device(struct soc_camera_device *icd) */ if (ret == -ENODEV && csi2_sd) csi2_sd->grp_id = 0; - pcdev->icd = icd; return 0; } @@ -595,8 +590,6 @@ static void sh_mobile_ceu_remove_device(struct soc_camera_device *icd) struct sh_mobile_ceu_dev *pcdev = ici->priv; struct v4l2_subdev *csi2_sd = find_csi2(pcdev); - BUG_ON(icd != pcdev->icd); - v4l2_subdev_call(csi2_sd, core, s_power, 0); if (csi2_sd) csi2_sd->grp_id = 0; @@ -618,8 +611,6 @@ static void sh_mobile_ceu_remove_device(struct soc_camera_device *icd) dev_info(icd->parent, "SuperH Mobile CEU driver detached from camera %d\n", icd->devnum); - - pcdev->icd = NULL; } /* diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index 3a4efbd..832f059 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -505,6 +505,32 @@ static int soc_camera_set_fmt(struct soc_camera_device *icd, return ici->ops->set_bus_param(icd); } +static int soc_camera_add_device(struct soc_camera_device *icd) +{ + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + int ret; + + if (ici->icd) + return -EBUSY; + + ret = ici->ops->add(icd); + if (!ret) + ici->icd = icd; + + return ret; +} + +static void soc_camera_remove_device(struct soc_camera_device *icd) +{ + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + + if (WARN_ON(icd != ici->icd)) + return; + + ici->ops->remove(icd); + ici->icd = NULL; +} + static int soc_camera_open(struct file *file) { struct video_device *vdev = video_devdata(file); @@ -568,7 +594,7 @@ static int soc_camera_open(struct file *file) if (sdesc->subdev_desc.reset) sdesc->subdev_desc.reset(icd->pdev); - ret = ici->ops->add(icd); + ret = soc_camera_add_device(icd); if (ret < 0) { dev_err(icd->pdev, "Couldn't activate the camera: %d\n", ret); goto eiciadd; @@ -619,7 +645,7 @@ esfmt: eresume: __soc_camera_power_off(icd); epower: - ici->ops->remove(icd); + soc_camera_remove_device(icd); eiciadd: icd->use_count--; mutex_unlock(&ici->host_lock); @@ -645,7 +671,7 @@ static int soc_camera_close(struct file *file) vb2_queue_release(&icd->vb2_vidq); __soc_camera_power_off(icd); - ici->ops->remove(icd); + soc_camera_remove_device(icd); } if (icd->streamer == file) @@ -1167,7 +1193,7 @@ static int soc_camera_probe(struct soc_camera_device *icd) ssdd->reset(icd->pdev); mutex_lock(&ici->host_lock); - ret = ici->ops->add(icd); + ret = soc_camera_add_device(icd); mutex_unlock(&ici->host_lock); if (ret < 0) goto eadd; @@ -1240,7 +1266,7 @@ static int soc_camera_probe(struct soc_camera_device *icd) icd->field = mf.field; } - ici->ops->remove(icd); + soc_camera_remove_device(icd); mutex_unlock(&ici->host_lock); @@ -1263,7 +1289,7 @@ eadddev: icd->vdev = NULL; evdc: mutex_lock(&ici->host_lock); - ici->ops->remove(icd); + soc_camera_remove_device(icd); mutex_unlock(&ici->host_lock); eadd: v4l2_ctrl_handler_free(&icd->ctrl_handler); diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index ff77d08..5a46ce2 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h @@ -64,6 +64,7 @@ struct soc_camera_host { struct mutex host_lock; /* Protect pipeline modifications */ unsigned char nr; /* Host number */ u32 capabilities; + struct soc_camera_device *icd; /* Currently attached client */ void *priv; const char *drv_name; struct soc_camera_host_ops *ops;