diff options
Diffstat (limited to 'drivers/media/video/davinci')
| -rw-r--r-- | drivers/media/video/davinci/dm644x_ccdc.c | 131 | ||||
| -rw-r--r-- | drivers/media/video/davinci/dm644x_ccdc_regs.h | 10 | ||||
| -rw-r--r-- | drivers/media/video/davinci/isif_regs.h | 2 | ||||
| -rw-r--r-- | drivers/media/video/davinci/vpfe_capture.c | 83 | ||||
| -rw-r--r-- | drivers/media/video/davinci/vpif_capture.c | 8 | ||||
| -rw-r--r-- | drivers/media/video/davinci/vpif_display.c | 6 |
6 files changed, 199 insertions, 41 deletions
diff --git a/drivers/media/video/davinci/dm644x_ccdc.c b/drivers/media/video/davinci/dm644x_ccdc.c index b4cc96dc99e..490aafb34e2 100644 --- a/drivers/media/video/davinci/dm644x_ccdc.c +++ b/drivers/media/video/davinci/dm644x_ccdc.c @@ -101,6 +101,9 @@ static u32 ccdc_raw_bayer_pix_formats[] = static u32 ccdc_raw_yuv_pix_formats[] = {V4L2_PIX_FMT_UYVY, V4L2_PIX_FMT_YUYV}; +/* CCDC Save/Restore context */ +static u32 ccdc_ctx[CCDC_REG_END / sizeof(u32)]; + /* register access routines */ static inline u32 regr(u32 offset) { @@ -400,7 +403,11 @@ void ccdc_config_ycbcr(void) * configure the FID, VD, HD pin polarity, * fld,hd pol positive, vd negative, 8-bit data */ - syn_mode |= CCDC_SYN_MODE_VD_POL_NEGATIVE | CCDC_SYN_MODE_8BITS; + syn_mode |= CCDC_SYN_MODE_VD_POL_NEGATIVE; + if (ccdc_cfg.if_type == VPFE_BT656_10BIT) + syn_mode |= CCDC_SYN_MODE_10BITS; + else + syn_mode |= CCDC_SYN_MODE_8BITS; } else { /* y/c external sync mode */ syn_mode |= (((params->fid_pol & CCDC_FID_POL_MASK) << @@ -419,8 +426,13 @@ void ccdc_config_ycbcr(void) * configure the order of y cb cr in SDRAM, and disable latch * internal register on vsync */ - regw((params->pix_order << CCDC_CCDCFG_Y8POS_SHIFT) | - CCDC_LATCH_ON_VSYNC_DISABLE, CCDC_CCDCFG); + if (ccdc_cfg.if_type == VPFE_BT656_10BIT) + regw((params->pix_order << CCDC_CCDCFG_Y8POS_SHIFT) | + CCDC_LATCH_ON_VSYNC_DISABLE | CCDC_CCDCFG_BW656_10BIT, + CCDC_CCDCFG); + else + regw((params->pix_order << CCDC_CCDCFG_Y8POS_SHIFT) | + CCDC_LATCH_ON_VSYNC_DISABLE, CCDC_CCDCFG); /* * configure the horizontal line offset. This should be a @@ -435,7 +447,6 @@ void ccdc_config_ycbcr(void) ccdc_sbl_reset(); dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_config_ycbcr...\n"); - ccdc_readregs(); } static void ccdc_config_black_clamp(struct ccdc_black_clamp *bclamp) @@ -827,6 +838,7 @@ static int ccdc_set_hw_if_params(struct vpfe_hw_if_param *params) case VPFE_BT656: case VPFE_YCBCR_SYNC_16: case VPFE_YCBCR_SYNC_8: + case VPFE_BT656_10BIT: ccdc_cfg.ycbcr.vd_pol = params->vdpol; ccdc_cfg.ycbcr.hd_pol = params->hdpol; break; @@ -837,6 +849,87 @@ static int ccdc_set_hw_if_params(struct vpfe_hw_if_param *params) return 0; } +static void ccdc_save_context(void) +{ + ccdc_ctx[CCDC_PCR >> 2] = regr(CCDC_PCR); + ccdc_ctx[CCDC_SYN_MODE >> 2] = regr(CCDC_SYN_MODE); + ccdc_ctx[CCDC_HD_VD_WID >> 2] = regr(CCDC_HD_VD_WID); + ccdc_ctx[CCDC_PIX_LINES >> 2] = regr(CCDC_PIX_LINES); + ccdc_ctx[CCDC_HORZ_INFO >> 2] = regr(CCDC_HORZ_INFO); + ccdc_ctx[CCDC_VERT_START >> 2] = regr(CCDC_VERT_START); + ccdc_ctx[CCDC_VERT_LINES >> 2] = regr(CCDC_VERT_LINES); + ccdc_ctx[CCDC_CULLING >> 2] = regr(CCDC_CULLING); + ccdc_ctx[CCDC_HSIZE_OFF >> 2] = regr(CCDC_HSIZE_OFF); + ccdc_ctx[CCDC_SDOFST >> 2] = regr(CCDC_SDOFST); + ccdc_ctx[CCDC_SDR_ADDR >> 2] = regr(CCDC_SDR_ADDR); + ccdc_ctx[CCDC_CLAMP >> 2] = regr(CCDC_CLAMP); + ccdc_ctx[CCDC_DCSUB >> 2] = regr(CCDC_DCSUB); + ccdc_ctx[CCDC_COLPTN >> 2] = regr(CCDC_COLPTN); + ccdc_ctx[CCDC_BLKCMP >> 2] = regr(CCDC_BLKCMP); + ccdc_ctx[CCDC_FPC >> 2] = regr(CCDC_FPC); + ccdc_ctx[CCDC_FPC_ADDR >> 2] = regr(CCDC_FPC_ADDR); + ccdc_ctx[CCDC_VDINT >> 2] = regr(CCDC_VDINT); + ccdc_ctx[CCDC_ALAW >> 2] = regr(CCDC_ALAW); + ccdc_ctx[CCDC_REC656IF >> 2] = regr(CCDC_REC656IF); + ccdc_ctx[CCDC_CCDCFG >> 2] = regr(CCDC_CCDCFG); + ccdc_ctx[CCDC_FMTCFG >> 2] = regr(CCDC_FMTCFG); + ccdc_ctx[CCDC_FMT_HORZ >> 2] = regr(CCDC_FMT_HORZ); + ccdc_ctx[CCDC_FMT_VERT >> 2] = regr(CCDC_FMT_VERT); + ccdc_ctx[CCDC_FMT_ADDR0 >> 2] = regr(CCDC_FMT_ADDR0); + ccdc_ctx[CCDC_FMT_ADDR1 >> 2] = regr(CCDC_FMT_ADDR1); + ccdc_ctx[CCDC_FMT_ADDR2 >> 2] = regr(CCDC_FMT_ADDR2); + ccdc_ctx[CCDC_FMT_ADDR3 >> 2] = regr(CCDC_FMT_ADDR3); + ccdc_ctx[CCDC_FMT_ADDR4 >> 2] = regr(CCDC_FMT_ADDR4); + ccdc_ctx[CCDC_FMT_ADDR5 >> 2] = regr(CCDC_FMT_ADDR5); + ccdc_ctx[CCDC_FMT_ADDR6 >> 2] = regr(CCDC_FMT_ADDR6); + ccdc_ctx[CCDC_FMT_ADDR7 >> 2] = regr(CCDC_FMT_ADDR7); + ccdc_ctx[CCDC_PRGEVEN_0 >> 2] = regr(CCDC_PRGEVEN_0); + ccdc_ctx[CCDC_PRGEVEN_1 >> 2] = regr(CCDC_PRGEVEN_1); + ccdc_ctx[CCDC_PRGODD_0 >> 2] = regr(CCDC_PRGODD_0); + ccdc_ctx[CCDC_PRGODD_1 >> 2] = regr(CCDC_PRGODD_1); + ccdc_ctx[CCDC_VP_OUT >> 2] = regr(CCDC_VP_OUT); +} + +static void ccdc_restore_context(void) +{ + regw(ccdc_ctx[CCDC_SYN_MODE >> 2], CCDC_SYN_MODE); + regw(ccdc_ctx[CCDC_HD_VD_WID >> 2], CCDC_HD_VD_WID); + regw(ccdc_ctx[CCDC_PIX_LINES >> 2], CCDC_PIX_LINES); + regw(ccdc_ctx[CCDC_HORZ_INFO >> 2], CCDC_HORZ_INFO); + regw(ccdc_ctx[CCDC_VERT_START >> 2], CCDC_VERT_START); + regw(ccdc_ctx[CCDC_VERT_LINES >> 2], CCDC_VERT_LINES); + regw(ccdc_ctx[CCDC_CULLING >> 2], CCDC_CULLING); + regw(ccdc_ctx[CCDC_HSIZE_OFF >> 2], CCDC_HSIZE_OFF); + regw(ccdc_ctx[CCDC_SDOFST >> 2], CCDC_SDOFST); + regw(ccdc_ctx[CCDC_SDR_ADDR >> 2], CCDC_SDR_ADDR); + regw(ccdc_ctx[CCDC_CLAMP >> 2], CCDC_CLAMP); + regw(ccdc_ctx[CCDC_DCSUB >> 2], CCDC_DCSUB); + regw(ccdc_ctx[CCDC_COLPTN >> 2], CCDC_COLPTN); + regw(ccdc_ctx[CCDC_BLKCMP >> 2], CCDC_BLKCMP); + regw(ccdc_ctx[CCDC_FPC >> 2], CCDC_FPC); + regw(ccdc_ctx[CCDC_FPC_ADDR >> 2], CCDC_FPC_ADDR); + regw(ccdc_ctx[CCDC_VDINT >> 2], CCDC_VDINT); + regw(ccdc_ctx[CCDC_ALAW >> 2], CCDC_ALAW); + regw(ccdc_ctx[CCDC_REC656IF >> 2], CCDC_REC656IF); + regw(ccdc_ctx[CCDC_CCDCFG >> 2], CCDC_CCDCFG); + regw(ccdc_ctx[CCDC_FMTCFG >> 2], CCDC_FMTCFG); + regw(ccdc_ctx[CCDC_FMT_HORZ >> 2], CCDC_FMT_HORZ); + regw(ccdc_ctx[CCDC_FMT_VERT >> 2], CCDC_FMT_VERT); + regw(ccdc_ctx[CCDC_FMT_ADDR0 >> 2], CCDC_FMT_ADDR0); + regw(ccdc_ctx[CCDC_FMT_ADDR1 >> 2], CCDC_FMT_ADDR1); + regw(ccdc_ctx[CCDC_FMT_ADDR2 >> 2], CCDC_FMT_ADDR2); + regw(ccdc_ctx[CCDC_FMT_ADDR3 >> 2], CCDC_FMT_ADDR3); + regw(ccdc_ctx[CCDC_FMT_ADDR4 >> 2], CCDC_FMT_ADDR4); + regw(ccdc_ctx[CCDC_FMT_ADDR5 >> 2], CCDC_FMT_ADDR5); + regw(ccdc_ctx[CCDC_FMT_ADDR6 >> 2], CCDC_FMT_ADDR6); + regw(ccdc_ctx[CCDC_FMT_ADDR7 >> 2], CCDC_FMT_ADDR7); + regw(ccdc_ctx[CCDC_PRGEVEN_0 >> 2], CCDC_PRGEVEN_0); + regw(ccdc_ctx[CCDC_PRGEVEN_1 >> 2], CCDC_PRGEVEN_1); + regw(ccdc_ctx[CCDC_PRGODD_0 >> 2], CCDC_PRGODD_0); + regw(ccdc_ctx[CCDC_PRGODD_1 >> 2], CCDC_PRGODD_1); + regw(ccdc_ctx[CCDC_VP_OUT >> 2], CCDC_VP_OUT); + regw(ccdc_ctx[CCDC_PCR >> 2], CCDC_PCR); +} static struct ccdc_hw_device ccdc_hw_dev = { .name = "DM6446 CCDC", .owner = THIS_MODULE, @@ -945,10 +1038,40 @@ static int dm644x_ccdc_remove(struct platform_device *pdev) return 0; } +static int dm644x_ccdc_suspend(struct device *dev) +{ + /* Save CCDC context */ + ccdc_save_context(); + /* Disable CCDC */ + ccdc_enable(0); + /* Disable both master and slave clock */ + clk_disable(ccdc_cfg.mclk); + clk_disable(ccdc_cfg.sclk); + + return 0; +} + +static int dm644x_ccdc_resume(struct device *dev) +{ + /* Enable both master and slave clock */ + clk_enable(ccdc_cfg.mclk); + clk_enable(ccdc_cfg.sclk); + /* Restore CCDC context */ + ccdc_restore_context(); + + return 0; +} + +static const struct dev_pm_ops dm644x_ccdc_pm_ops = { + .suspend = dm644x_ccdc_suspend, + .resume = dm644x_ccdc_resume, +}; + static struct platform_driver dm644x_ccdc_driver = { .driver = { .name = "dm644x_ccdc", .owner = THIS_MODULE, + .pm = &dm644x_ccdc_pm_ops, }, .remove = __devexit_p(dm644x_ccdc_remove), .probe = dm644x_ccdc_probe, diff --git a/drivers/media/video/davinci/dm644x_ccdc_regs.h b/drivers/media/video/davinci/dm644x_ccdc_regs.h index 6e5d0532446..90370e414e2 100644 --- a/drivers/media/video/davinci/dm644x_ccdc_regs.h +++ b/drivers/media/video/davinci/dm644x_ccdc_regs.h @@ -59,7 +59,7 @@ #define CCDC_PRGODD_0 0x8c #define CCDC_PRGODD_1 0x90 #define CCDC_VP_OUT 0x94 - +#define CCDC_REG_END 0x98 /*************************************************************** * Define for various register bit mask and shifts for CCDC @@ -135,11 +135,19 @@ #define CCDC_SYN_MODE_INPMOD_SHIFT 12 #define CCDC_SYN_MODE_INPMOD_MASK 3 #define CCDC_SYN_MODE_8BITS (7 << 8) +#define CCDC_SYN_MODE_10BITS (6 << 8) +#define CCDC_SYN_MODE_11BITS (5 << 8) +#define CCDC_SYN_MODE_12BITS (4 << 8) +#define CCDC_SYN_MODE_13BITS (3 << 8) +#define CCDC_SYN_MODE_14BITS (2 << 8) +#define CCDC_SYN_MODE_15BITS (1 << 8) +#define CCDC_SYN_MODE_16BITS (0 << 8) #define CCDC_SYN_FLDMODE_MASK 1 #define CCDC_SYN_FLDMODE_SHIFT 7 #define CCDC_REC656IF_BT656_EN 3 #define CCDC_SYN_MODE_VD_POL_NEGATIVE (1 << 2) #define CCDC_CCDCFG_Y8POS_SHIFT 11 +#define CCDC_CCDCFG_BW656_10BIT (1 << 5) #define CCDC_SDOFST_FIELD_INTERLEAVED 0x249 #define CCDC_NO_CULLING 0xffff00ff #endif diff --git a/drivers/media/video/davinci/isif_regs.h b/drivers/media/video/davinci/isif_regs.h index f7b8893a295..aa69a463c12 100644 --- a/drivers/media/video/davinci/isif_regs.h +++ b/drivers/media/video/davinci/isif_regs.h @@ -158,7 +158,7 @@ /* gain - offset masks */ #define GAIN_INTEGER_SHIFT 9 -#define OFFSET_MASK 0xFFF +#define OFFSET_MASK 0xFFF #define GAIN_SDRAM_EN_SHIFT 12 #define GAIN_IPIPE_EN_SHIFT 13 #define GAIN_H3A_EN_SHIFT 14 diff --git a/drivers/media/video/davinci/vpfe_capture.c b/drivers/media/video/davinci/vpfe_capture.c index 398dbe71cb8..1c258824728 100644 --- a/drivers/media/video/davinci/vpfe_capture.c +++ b/drivers/media/video/davinci/vpfe_capture.c @@ -475,6 +475,11 @@ static int vpfe_initialize_device(struct vpfe_device *vpfe_dev) ret = ccdc_dev->hw_ops.open(vpfe_dev->pdev); if (!ret) vpfe_dev->initialized = 1; + + /* Clear all VPFE/CCDC interrupts */ + if (vpfe_dev->cfg->clr_intr) + vpfe_dev->cfg->clr_intr(-1); + unlock: mutex_unlock(&ccdc_lock); return ret; @@ -534,6 +539,16 @@ static void vpfe_schedule_next_buffer(struct vpfe_device *vpfe_dev) list_del(&vpfe_dev->next_frm->queue); vpfe_dev->next_frm->state = VIDEOBUF_ACTIVE; addr = videobuf_to_dma_contig(vpfe_dev->next_frm); + + ccdc_dev->hw_ops.setfbaddr(addr); +} + +static void vpfe_schedule_bottom_field(struct vpfe_device *vpfe_dev) +{ + unsigned long addr; + + addr = videobuf_to_dma_contig(vpfe_dev->cur_frm); + addr += vpfe_dev->field_off; ccdc_dev->hw_ops.setfbaddr(addr); } @@ -554,7 +569,6 @@ static irqreturn_t vpfe_isr(int irq, void *dev_id) { struct vpfe_device *vpfe_dev = dev_id; enum v4l2_field field; - unsigned long addr; int fid; v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "\nStarting vpfe_isr...\n"); @@ -562,7 +576,7 @@ static irqreturn_t vpfe_isr(int irq, void *dev_id) /* if streaming not started, don't do anything */ if (!vpfe_dev->started) - return IRQ_HANDLED; + goto clear_intr; /* only for 6446 this will be applicable */ if (NULL != ccdc_dev->hw_ops.reset) @@ -574,7 +588,7 @@ static irqreturn_t vpfe_isr(int irq, void *dev_id) "frame format is progressive...\n"); if (vpfe_dev->cur_frm != vpfe_dev->next_frm) vpfe_process_buffer_complete(vpfe_dev); - return IRQ_HANDLED; + goto clear_intr; } /* interlaced or TB capture check which field we are in hardware */ @@ -599,12 +613,9 @@ static irqreturn_t vpfe_isr(int irq, void *dev_id) * the CCDC memory address */ if (field == V4L2_FIELD_SEQ_TB) { - addr = - videobuf_to_dma_contig(vpfe_dev->cur_frm); - addr += vpfe_dev->field_off; - ccdc_dev->hw_ops.setfbaddr(addr); + vpfe_schedule_bottom_field(vpfe_dev); } - return IRQ_HANDLED; + goto clear_intr; } /* * if one field is just being captured configure @@ -624,6 +635,10 @@ static irqreturn_t vpfe_isr(int irq, void *dev_id) */ vpfe_dev->field_id = fid; } +clear_intr: + if (vpfe_dev->cfg->clr_intr) + vpfe_dev->cfg->clr_intr(irq); + return IRQ_HANDLED; } @@ -635,8 +650,11 @@ static irqreturn_t vdint1_isr(int irq, void *dev_id) v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "\nInside vdint1_isr...\n"); /* if streaming not started, don't do anything */ - if (!vpfe_dev->started) + if (!vpfe_dev->started) { + if (vpfe_dev->cfg->clr_intr) + vpfe_dev->cfg->clr_intr(irq); return IRQ_HANDLED; + } spin_lock(&vpfe_dev->dma_queue_lock); if ((vpfe_dev->fmt.fmt.pix.field == V4L2_FIELD_NONE) && @@ -644,6 +662,10 @@ static irqreturn_t vdint1_isr(int irq, void *dev_id) vpfe_dev->cur_frm == vpfe_dev->next_frm) vpfe_schedule_next_buffer(vpfe_dev); spin_unlock(&vpfe_dev->dma_queue_lock); + + if (vpfe_dev->cfg->clr_intr) + vpfe_dev->cfg->clr_intr(irq); + return IRQ_HANDLED; } @@ -714,7 +736,7 @@ static int vpfe_release(struct file *file) /* Decrement device usrs counter */ vpfe_dev->usrs--; /* Close the priority */ - v4l2_prio_close(&vpfe_dev->prio, &fh->prio); + v4l2_prio_close(&vpfe_dev->prio, fh->prio); /* If this is the last file handle */ if (!vpfe_dev->usrs) { vpfe_dev->initialized = 0; @@ -1218,7 +1240,10 @@ static int vpfe_videobuf_setup(struct videobuf_queue *vq, struct vpfe_device *vpfe_dev = fh->vpfe_dev; v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_buffer_setup\n"); - *size = config_params.device_bufsize; + *size = vpfe_dev->fmt.fmt.pix.sizeimage; + if (vpfe_dev->memory == V4L2_MEMORY_MMAP && + vpfe_dev->fmt.fmt.pix.sizeimage > config_params.device_bufsize) + *size = config_params.device_bufsize; if (*count < config_params.min_numbuffers) *count = config_params.min_numbuffers; @@ -1233,6 +1258,8 @@ static int vpfe_videobuf_prepare(struct videobuf_queue *vq, { struct vpfe_fh *fh = vq->priv_data; struct vpfe_device *vpfe_dev = fh->vpfe_dev; + unsigned long addr; + int ret; v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_buffer_prepare\n"); @@ -1242,8 +1269,18 @@ static int vpfe_videobuf_prepare(struct videobuf_queue *vq, vb->height = vpfe_dev->fmt.fmt.pix.height; vb->size = vpfe_dev->fmt.fmt.pix.sizeimage; vb->field = field; + + ret = videobuf_iolock(vq, vb, NULL);; + if (ret < 0) + return ret; + + addr = videobuf_to_dma_contig(vb); + /* Make sure user addresses are aligned to 32 bytes */ + if (!ALIGN(addr, 32)) + return -EINVAL; + + vb->state = VIDEOBUF_PREPARED; } - vb->state = VIDEOBUF_PREPARED; return 0; } @@ -1311,13 +1348,6 @@ static int vpfe_reqbufs(struct file *file, void *priv, return -EINVAL; } - if (V4L2_MEMORY_USERPTR == req_buf->memory) { - /* we don't support user ptr IO */ - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_reqbufs:" - " USERPTR IO not supported\n"); - return -EINVAL; - } - ret = mutex_lock_interruptible(&vpfe_dev->lock); if (ret) return ret; @@ -1831,7 +1861,6 @@ static __init int vpfe_probe(struct platform_device *pdev) goto probe_free_dev_mem; } - mutex_lock(&ccdc_lock); /* Allocate memory for ccdc configuration */ ccdc_cfg = kmalloc(sizeof(struct ccdc_config), GFP_KERNEL); if (NULL == ccdc_cfg) { @@ -1840,6 +1869,8 @@ static __init int vpfe_probe(struct platform_device *pdev) goto probe_free_lock; } + mutex_lock(&ccdc_lock); + strncpy(ccdc_cfg->name, vpfe_cfg->ccdc, 32); /* Get VINT0 irq resource */ res1 = platform_get_resource(pdev, IORESOURCE_IRQ, 0); @@ -2015,18 +2046,14 @@ static int __devexit vpfe_remove(struct platform_device *pdev) return 0; } -static int -vpfe_suspend(struct device *dev) +static int vpfe_suspend(struct device *dev) { - /* add suspend code here later */ - return -1; + return 0; } -static int -vpfe_resume(struct device *dev) +static int vpfe_resume(struct device *dev) { - /* add resume code here later */ - return -1; + return 0; } static const struct dev_pm_ops vpfe_dev_pm_ops = { diff --git a/drivers/media/video/davinci/vpif_capture.c b/drivers/media/video/davinci/vpif_capture.c index 2e5a7fb2d0c..a7f48b53d3f 100644 --- a/drivers/media/video/davinci/vpif_capture.c +++ b/drivers/media/video/davinci/vpif_capture.c @@ -869,7 +869,7 @@ static int vpif_release(struct file *filep) mutex_unlock(&common->lock); /* Close the priority */ - v4l2_prio_close(&ch->prio, &fh->prio); + v4l2_prio_close(&ch->prio, fh->prio); if (fh->initialized) ch->initialized = 0; @@ -1444,7 +1444,7 @@ static int vpif_s_std(struct file *file, void *priv, v4l2_std_id *std_id) } } - ret = v4l2_prio_check(&ch->prio, &fh->prio); + ret = v4l2_prio_check(&ch->prio, fh->prio); if (0 != ret) return ret; @@ -1554,7 +1554,7 @@ static int vpif_s_input(struct file *file, void *priv, unsigned int index) } } - ret = v4l2_prio_check(&ch->prio, &fh->prio); + ret = v4l2_prio_check(&ch->prio, fh->prio); if (0 != ret) return ret; @@ -1710,7 +1710,7 @@ static int vpif_s_fmt_vid_cap(struct file *file, void *priv, } } - ret = v4l2_prio_check(&ch->prio, &fh->prio); + ret = v4l2_prio_check(&ch->prio, fh->prio); if (0 != ret) return ret; diff --git a/drivers/media/video/davinci/vpif_display.c b/drivers/media/video/davinci/vpif_display.c index 13c3a1b9776..da07607cbc5 100644 --- a/drivers/media/video/davinci/vpif_display.c +++ b/drivers/media/video/davinci/vpif_display.c @@ -384,7 +384,7 @@ static int vpif_get_std_info(struct channel_obj *ch) int index; std_info->stdid = vid_ch->stdid; - if (!std_info) + if (!std_info->stdid) return -1; for (index = 0; index < ARRAY_SIZE(ch_params); index++) { @@ -671,7 +671,7 @@ static int vpif_release(struct file *filep) ch->initialized = 0; /* Close the priority */ - v4l2_prio_close(&ch->prio, &fh->prio); + v4l2_prio_close(&ch->prio, fh->prio); filep->private_data = NULL; fh->initialized = 0; kfree(fh); @@ -753,7 +753,7 @@ static int vpif_s_fmt_vid_out(struct file *file, void *priv, } /* Check for the priority */ - ret = v4l2_prio_check(&ch->prio, &fh->prio); + ret = v4l2_prio_check(&ch->prio, fh->prio); if (0 != ret) return ret; fh->initialized = 1; |