From 8c32aa5945cb05bb2ff8a91485d4477fbe55cf00 Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Mon, 14 Dec 2009 14:57:49 -0300 Subject: V4L/DVB (13816): gspca - main: Set the current frame pointer when first qbuf. When not set, some images could be lost. Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/gspca.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index e930a67d526..bd6214d4ab3 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -1815,6 +1815,8 @@ static int vidioc_qbuf(struct file *file, void *priv, /* put the buffer in the 'queued' queue */ i = gspca_dev->fr_q; gspca_dev->fr_queue[i] = index; + if (gspca_dev->fr_i == i) + gspca_dev->cur_frame = frame; gspca_dev->fr_q = (i + 1) % gspca_dev->nframes; PDEBUG(D_FRAM, "qbuf q:%d i:%d o:%d", gspca_dev->fr_q, -- cgit v1.2.3-70-g09d2 From 1faea56087dfaf84019557f2c9ad18bd67c6012a Mon Sep 17 00:00:00 2001 From: Nemeth Marton Date: Tue, 15 Dec 2009 19:28:35 -0300 Subject: V4L/DVB (13820): lgdt3305: make one-bit bitfields unsigned Make one-bit bitfields unsigned which will remove the following sparse warning messages (see "make C=1"): * lgdt3305.h:57:21: error: dubious one-bit signed bitfield * lgdt3305.h:60:26: error: dubious one-bit signed bitfield * lgdt3305.h:63:19: error: dubious one-bit signed bitfield Signed-off-by: Nemeth Marton Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/lgdt3305.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/media/dvb/frontends/lgdt3305.h b/drivers/media/dvb/frontends/lgdt3305.h index 4fa6e52d1fe..9cb11c9cae5 100644 --- a/drivers/media/dvb/frontends/lgdt3305.h +++ b/drivers/media/dvb/frontends/lgdt3305.h @@ -54,13 +54,13 @@ struct lgdt3305_config { u16 usref_qam256; /* default: 0x2a80 */ /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */ - int deny_i2c_rptr:1; + unsigned int deny_i2c_rptr:1; /* spectral inversion - 0:disabled 1:enabled */ - int spectral_inversion:1; + unsigned int spectral_inversion:1; /* use RF AGC loop - 0:disabled 1:enabled */ - int rf_agc_loop:1; + unsigned int rf_agc_loop:1; enum lgdt3305_mpeg_mode mpeg_mode; enum lgdt3305_tp_clock_edge tpclk_edge; -- cgit v1.2.3-70-g09d2 From 385097e08b9c24655626ed760bc67eb7e50115a0 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 9 Dec 2009 22:31:21 -0300 Subject: V4L/DVB (13826): uvcvideo: Fix controls blacklisting The control blacklisting code erroneously used usb_match_id() by passing a pointer to a usb_device_id structure instead of an array of such structures. Replace the usb_match_id() call by usb_match_id_one(). Thanks to Paulo Assis for diagnosing the bug and providing an initial fix. Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/uvc/uvc_ctrl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/video/uvc/uvc_ctrl.c b/drivers/media/video/uvc/uvc_ctrl.c index 0469d7a876a..ec8ef8c5560 100644 --- a/drivers/media/video/uvc/uvc_ctrl.c +++ b/drivers/media/video/uvc/uvc_ctrl.c @@ -1393,7 +1393,7 @@ uvc_ctrl_prune_entity(struct uvc_device *dev, struct uvc_entity *entity) size = entity->processing.bControlSize; for (i = 0; i < ARRAY_SIZE(blacklist); ++i) { - if (!usb_match_id(dev->intf, &blacklist[i].id)) + if (!usb_match_one_id(dev->intf, &blacklist[i].id)) continue; if (blacklist[i].index >= 8 * size || -- cgit v1.2.3-70-g09d2 From 2c4d9de8ab1434336248bbc01ee8e64d7e6b8a4f Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Thu, 10 Dec 2009 21:19:31 -0300 Subject: V4L/DVB (13829): uvcvideo: Fix alternate setting selection in isochronous mode Unlike assumed by the driver, alternate settings are not sorted by endpoint max packet size. Iterate over all alternate settings to find the one with the smallest compatible max packet size. Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/uvc/uvc_video.c | 31 ++++++++++++++++++++++--------- 1 file changed, 22 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index 9a9802830d4..e8cc0a9ddad 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -924,10 +924,8 @@ static int uvc_init_video_bulk(struct uvc_streaming *stream, static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags) { struct usb_interface *intf = stream->intf; - struct usb_host_interface *alts; - struct usb_host_endpoint *ep = NULL; - int intfnum = stream->intfnum; - unsigned int bandwidth, psize, i; + struct usb_host_endpoint *ep; + unsigned int i; int ret; stream->last_fid = -1; @@ -936,6 +934,12 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags) stream->bulk.payload_size = 0; if (intf->num_altsetting > 1) { + struct usb_host_endpoint *best_ep = NULL; + unsigned int best_psize = 3 * 1024; + unsigned int bandwidth; + unsigned int uninitialized_var(altsetting); + int intfnum = stream->intfnum; + /* Isochronous endpoint, select the alternate setting. */ bandwidth = stream->ctrl.dwMaxPayloadTransferSize; @@ -949,6 +953,9 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags) } for (i = 0; i < intf->num_altsetting; ++i) { + struct usb_host_interface *alts; + unsigned int psize; + alts = &intf->altsetting[i]; ep = uvc_find_endpoint(alts, stream->header.bEndpointAddress); @@ -958,21 +965,27 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags) /* Check if the bandwidth is high enough. */ psize = le16_to_cpu(ep->desc.wMaxPacketSize); psize = (psize & 0x07ff) * (1 + ((psize >> 11) & 3)); - if (psize >= bandwidth) - break; + if (psize >= bandwidth && psize <= best_psize) { + altsetting = i; + best_psize = psize; + best_ep = ep; + } } - if (i >= intf->num_altsetting) { + if (best_ep == NULL) { uvc_trace(UVC_TRACE_VIDEO, "No fast enough alt setting " "for requested bandwidth.\n"); return -EIO; } - ret = usb_set_interface(stream->dev->udev, intfnum, i); + uvc_trace(UVC_TRACE_VIDEO, "Selecting alternate setting %u " + "(%u B/frame bandwidth).\n", altsetting, best_psize); + + ret = usb_set_interface(stream->dev->udev, intfnum, altsetting); if (ret < 0) return ret; - ret = uvc_init_video_isoc(stream, ep, gfp_flags); + ret = uvc_init_video_isoc(stream, best_ep, gfp_flags); } else { /* Bulk endpoint, proceed to URB initialization. */ ep = uvc_find_endpoint(&intf->altsetting[0], -- cgit v1.2.3-70-g09d2 From d7c0d43997cf716617d724554d19b3b8dd465833 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 16 Dec 2009 21:20:45 -0300 Subject: V4L/DVB (13831): uvcvideo: Fix oops caused by a race condition in buffer dequeuing Buffers were marked as done before being removed from the IRQ queue. If a userspace application dequeued and requeued the buffer fast enough during that time window, the buffer could end up being deleted twice, generating an oops in interrupt context. Add a new state, UVC_BUF_STATE_READY, to mark buffers as ready for reuse but not yet removed from the queue, and transition to UVC_BUF_STATE_DONE only when the buffer is removed from the queue. Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/uvc/uvc_queue.c | 13 +++++++++---- drivers/media/video/uvc/uvc_video.c | 14 ++++++-------- drivers/media/video/uvc/uvcvideo.h | 5 +++-- 3 files changed, 18 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/media/video/uvc/uvc_queue.c b/drivers/media/video/uvc/uvc_queue.c index f854698c406..ea11839cba4 100644 --- a/drivers/media/video/uvc/uvc_queue.c +++ b/drivers/media/video/uvc/uvc_queue.c @@ -59,9 +59,9 @@ * returns immediately. * * When the buffer is full, the completion handler removes it from the irq - * queue, marks it as ready (UVC_BUF_STATE_DONE) and wakes its wait queue. + * queue, marks it as done (UVC_BUF_STATE_DONE) and wakes its wait queue. * At that point, any process waiting on the buffer will be woken up. If a - * process tries to dequeue a buffer after it has been marked ready, the + * process tries to dequeue a buffer after it has been marked done, the * dequeing will succeed immediately. * * 2. Buffers are queued, user is waiting on a buffer and the device gets @@ -201,6 +201,7 @@ static void __uvc_query_buffer(struct uvc_buffer *buf, break; case UVC_BUF_STATE_QUEUED: case UVC_BUF_STATE_ACTIVE: + case UVC_BUF_STATE_READY: v4l2_buf->flags |= V4L2_BUF_FLAG_QUEUED; break; case UVC_BUF_STATE_IDLE: @@ -295,13 +296,15 @@ static int uvc_queue_waiton(struct uvc_buffer *buf, int nonblocking) { if (nonblocking) { return (buf->state != UVC_BUF_STATE_QUEUED && - buf->state != UVC_BUF_STATE_ACTIVE) + buf->state != UVC_BUF_STATE_ACTIVE && + buf->state != UVC_BUF_STATE_READY) ? 0 : -EAGAIN; } return wait_event_interruptible(buf->wait, buf->state != UVC_BUF_STATE_QUEUED && - buf->state != UVC_BUF_STATE_ACTIVE); + buf->state != UVC_BUF_STATE_ACTIVE && + buf->state != UVC_BUF_STATE_READY); } /* @@ -348,6 +351,7 @@ int uvc_dequeue_buffer(struct uvc_video_queue *queue, case UVC_BUF_STATE_IDLE: case UVC_BUF_STATE_QUEUED: case UVC_BUF_STATE_ACTIVE: + case UVC_BUF_STATE_READY: default: uvc_trace(UVC_TRACE_CAPTURE, "[E] Invalid buffer state %u " "(driver bug?).\n", buf->state); @@ -489,6 +493,7 @@ struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue, spin_lock_irqsave(&queue->irqlock, flags); list_del(&buf->queue); + buf->state = UVC_BUF_STATE_DONE; if (!list_empty(&queue->irqqueue)) nextbuf = list_first_entry(&queue->irqqueue, struct uvc_buffer, queue); diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index e8cc0a9ddad..7dcf534a0cf 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -441,7 +441,7 @@ static int uvc_video_decode_start(struct uvc_streaming *stream, if (fid != stream->last_fid && buf->buf.bytesused != 0) { uvc_trace(UVC_TRACE_FRAME, "Frame complete (FID bit " "toggled).\n"); - buf->state = UVC_BUF_STATE_DONE; + buf->state = UVC_BUF_STATE_READY; return -EAGAIN; } @@ -470,7 +470,7 @@ static void uvc_video_decode_data(struct uvc_streaming *stream, /* Complete the current frame if the buffer size was exceeded. */ if (len > maxlen) { uvc_trace(UVC_TRACE_FRAME, "Frame complete (overflow).\n"); - buf->state = UVC_BUF_STATE_DONE; + buf->state = UVC_BUF_STATE_READY; } } @@ -482,7 +482,7 @@ static void uvc_video_decode_end(struct uvc_streaming *stream, uvc_trace(UVC_TRACE_FRAME, "Frame complete (EOF found).\n"); if (data[0] == len) uvc_trace(UVC_TRACE_FRAME, "EOF in empty payload.\n"); - buf->state = UVC_BUF_STATE_DONE; + buf->state = UVC_BUF_STATE_READY; if (stream->dev->quirks & UVC_QUIRK_STREAM_NO_FID) stream->last_fid ^= UVC_STREAM_FID; } @@ -568,8 +568,7 @@ static void uvc_video_decode_isoc(struct urb *urb, struct uvc_streaming *stream, uvc_video_decode_end(stream, buf, mem, urb->iso_frame_desc[i].actual_length); - if (buf->state == UVC_BUF_STATE_DONE || - buf->state == UVC_BUF_STATE_ERROR) + if (buf->state == UVC_BUF_STATE_READY) buf = uvc_queue_next_buffer(&stream->queue, buf); } } @@ -627,8 +626,7 @@ static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream, if (!stream->bulk.skip_payload && buf != NULL) { uvc_video_decode_end(stream, buf, stream->bulk.header, stream->bulk.payload_size); - if (buf->state == UVC_BUF_STATE_DONE || - buf->state == UVC_BUF_STATE_ERROR) + if (buf->state == UVC_BUF_STATE_READY) buf = uvc_queue_next_buffer(&stream->queue, buf); } @@ -669,7 +667,7 @@ static void uvc_video_encode_bulk(struct urb *urb, struct uvc_streaming *stream, stream->bulk.payload_size == stream->bulk.max_payload_size) { if (buf->buf.bytesused == stream->queue.buf_used) { stream->queue.buf_used = 0; - buf->state = UVC_BUF_STATE_DONE; + buf->state = UVC_BUF_STATE_READY; uvc_queue_next_buffer(&stream->queue, buf); stream->last_fid ^= UVC_STREAM_FID; } diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h index 7ec9a04ced5..2337585001e 100644 --- a/drivers/media/video/uvc/uvcvideo.h +++ b/drivers/media/video/uvc/uvcvideo.h @@ -365,8 +365,9 @@ enum uvc_buffer_state { UVC_BUF_STATE_IDLE = 0, UVC_BUF_STATE_QUEUED = 1, UVC_BUF_STATE_ACTIVE = 2, - UVC_BUF_STATE_DONE = 3, - UVC_BUF_STATE_ERROR = 4, + UVC_BUF_STATE_READY = 3, + UVC_BUF_STATE_DONE = 4, + UVC_BUF_STATE_ERROR = 5, }; struct uvc_buffer { -- cgit v1.2.3-70-g09d2 From 9afc8022b4e7e4e8c572b2b997846756afb5d909 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Fri, 18 Dec 2009 07:47:44 -0300 Subject: V4L/DVB (13834): dib8000: fix compilation if !DVB_DIB8000 As reported by Randy Dunlap : > drivers/media/dvb/frontends/dib8000.h:104: error: expected expression before '}' token > drivers/media/dvb/frontends/dib8000.h:104: warning: left-hand operand of comma expression has no effect > > return CT_SHUTDOWN, > > s/,/;/ and fix indentation. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/dib8000.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/dvb/frontends/dib8000.h b/drivers/media/dvb/frontends/dib8000.h index d99619ae983..b1ee2079963 100644 --- a/drivers/media/dvb/frontends/dib8000.h +++ b/drivers/media/dvb/frontends/dib8000.h @@ -100,7 +100,7 @@ static inline int dib8000_set_tune_state(struct dvb_frontend *fe, enum frontend_ static inline enum frontend_tune_state dib8000_get_tune_state(struct dvb_frontend *fe) { printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); - return CT_SHUTDOWN, + return CT_SHUTDOWN; } static inline void dib8000_pwm_agc_reset(struct dvb_frontend *fe) { -- cgit v1.2.3-70-g09d2 From bc41797a56e7995dd5f5502dd737b1e53c8e0410 Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Thu, 10 Dec 2009 13:21:59 -0300 Subject: V4L/DVB (13622): gspca - ov534: Fix a compilation warning. This warning prevented the sharpness setting to work with the ov965x sensor. Reported-by: Andrew Morton Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/ov534.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c index 4dbb882c83d..0a6b8f07a69 100644 --- a/drivers/media/video/gspca/ov534.c +++ b/drivers/media/video/gspca/ov534.c @@ -1533,7 +1533,7 @@ static void setexposure_96(struct gspca_dev *gspca_dev) static void setsharpness_96(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - u8 val; + s8 val; val = sd->sharpness; if (val < 0) { /* auto */ -- cgit v1.2.3-70-g09d2 From 882ead325b167cdab89f58f871dabf9de5ac87a4 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 29 Dec 2009 10:37:38 -0300 Subject: V4L/DVB (13858): ir-keytable: use the right header We don't need linux/usb/input.h but, instead, linux/input.h Signed-off-by: Mauro Carvalho Chehab --- drivers/media/IR/ir-keytable.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c index bff7a535603..b521ed9d6e2 100644 --- a/drivers/media/IR/ir-keytable.c +++ b/drivers/media/IR/ir-keytable.c @@ -13,7 +13,7 @@ */ -#include +#include #include #define IR_TAB_MIN_SIZE 32 -- cgit v1.2.3-70-g09d2 From c60503c1db76bd46577cc7ff4fafa033b675e0e5 Mon Sep 17 00:00:00 2001 From: Roel Kluin Date: Fri, 18 Dec 2009 12:22:43 -0300 Subject: V4L/DVB (13868): gspca - sn9c20x: Fix test of unsigned. Signed-off-by: Roel Kluin Signed-off-by: Jean-Francois Moine CC: stable@kernel.org Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/sn9c20x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c index 4cff8035614..0ca1c06652b 100644 --- a/drivers/media/video/gspca/sn9c20x.c +++ b/drivers/media/video/gspca/sn9c20x.c @@ -2319,7 +2319,7 @@ static void do_autogain(struct gspca_dev *gspca_dev, u16 avg_lum) } } if (avg_lum > MAX_AVG_LUM) { - if (sd->gain - 1 >= 0) { + if (sd->gain >= 1) { sd->gain--; set_gain(gspca_dev); } -- cgit v1.2.3-70-g09d2 From 9501843496aaf85fe1767b534c4720622c4425c4 Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Sat, 26 Dec 2009 08:41:17 -0300 Subject: V4L/DVB (13875): gspca - vc032x: Fix a possible crash with the vc0321 bridge. The frame pointer returned by get_i_frame may be NULL when the application is too slow. Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/vc032x.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c index c090efcd804..71921c87842 100644 --- a/drivers/media/video/gspca/vc032x.c +++ b/drivers/media/video/gspca/vc032x.c @@ -3009,6 +3009,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, int l; frame = gspca_get_i_frame(gspca_dev); + if (frame == NULL) { + gspca_dev->last_packet_type = DISCARD_PACKET; + return; + } l = frame->data_end - frame->data; if (len > frame->v4l2_buf.length - l) len = frame->v4l2_buf.length - l; -- cgit v1.2.3-70-g09d2 From 5cc60d61432f30b2d0777a15d050f6c0613887f5 Mon Sep 17 00:00:00 2001 From: Erik Andren Date: Wed, 11 Nov 2009 07:45:37 -0300 Subject: V4L/DVB (13880): gspca - m5602-s5k4aa: Add vflip quirk for the Amilo Xi 2428 Add a vflip quirk for the Fujitsu-Siemens Amilo Xi 2428. Thanks to Myroslav Zapukhlyak for reporting. Signed-off-by: Erik Andren Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/m5602/m5602_s5k4aa.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c index aa2f3c7e2cb..1b536f7d30c 100644 --- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c +++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c @@ -47,6 +47,12 @@ static DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xa 2528") } + }, { + .ident = "Fujitsu-Siemens Amilo Xi 2428", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2428") + } }, { .ident = "Fujitsu-Siemens Amilo Xi 2528", .matches = { -- cgit v1.2.3-70-g09d2 From bbe8c8363da7251b41ee9cdb70059f04fd1bee9b Mon Sep 17 00:00:00 2001 From: Erik Andrén Date: Sat, 26 Dec 2009 18:57:21 -0300 Subject: V4L/DVB (13882): gspca - stv06xx-vv6410: Ensure register STV_SCAN_RATE is zero MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The Quickcam Web camera would not produce an image if you removed and inserted the module multiple times without physically power cycling the camera first. By writing zero to bridge register STV_SCAN_RATE (0x1443) the camera works as intended, regardless of the number of module insertions. Signed-off-by: Erik Andrén Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h b/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h index 487d4055534..96c61926d37 100644 --- a/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h +++ b/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h @@ -228,6 +228,7 @@ static const struct stv_init stv_bridge_init[] = { /* This reg is written twice. Some kind of reset? */ {NULL, 0x1620, 0x80}, {NULL, 0x1620, 0x00}, + {NULL, 0x1443, 0x00}, {NULL, 0x1423, 0x04}, {x1500, 0x1500, ARRAY_SIZE(x1500)}, {x1536, 0x1536, ARRAY_SIZE(x1536)}, -- cgit v1.2.3-70-g09d2 From 19f8a6c37eead7e93660813c8873ab3e387ccb63 Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Thu, 31 Dec 2009 04:32:29 -0300 Subject: V4L/DVB (13887): tda8290: add autodetection support for TDA8295c2 Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/common/tuners/tda8290.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c index c190b0dedee..19010f3d450 100644 --- a/drivers/media/common/tuners/tda8290.c +++ b/drivers/media/common/tuners/tda8290.c @@ -672,16 +672,19 @@ static int tda8290_probe(struct tuner_i2c_props *i2c_props) static int tda8295_probe(struct tuner_i2c_props *i2c_props) { #define TDA8295_ID 0x8a +#define TDA8295C2_ID 0x8b unsigned char tda8295_id[] = { 0x2f, 0x00 }; /* detect tda8295 */ tuner_i2c_xfer_send(i2c_props, &tda8295_id[0], 1); tuner_i2c_xfer_recv(i2c_props, &tda8295_id[1], 1); - if (tda8295_id[1] == TDA8295_ID) { + if ((tda8295_id[1] & 0xfe) == TDA8295_ID) { if (debug) - printk(KERN_DEBUG "%s: tda8295 detected @ %d-%04x\n", - __func__, i2c_adapter_id(i2c_props->adap), + printk(KERN_DEBUG "%s: %s detected @ %d-%04x\n", + __func__, (tda8295_id[1] == TDA8295_ID) ? + "tda8295c1" : "tda8295c2", + i2c_adapter_id(i2c_props->adap), i2c_props->addr); return 0; } -- cgit v1.2.3-70-g09d2 From 07d1c69b2dcfdd1b21e36af0ff8b9506234908ee Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Sun, 10 Jan 2010 04:32:11 -0300 Subject: V4L/DVB (13900): gspca - sunplus: Fix bridge exchanges. A previous code optimization inverted bridge registers and values, doing a regression in kernel 2.6.32. Signed-off-by: Jean-Francois Moine CC: stable@kernel.org Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/sunplus.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c index 716df6b15fc..306b7d75b4a 100644 --- a/drivers/media/video/gspca/sunplus.c +++ b/drivers/media/video/gspca/sunplus.c @@ -709,7 +709,7 @@ static void spca504B_SetSizeType(struct gspca_dev *gspca_dev) spca504B_PollingDataReady(gspca_dev); /* Init the cam width height with some values get on init ? */ - reg_w_riv(gspca_dev, 0x31, 0, 0x04); + reg_w_riv(gspca_dev, 0x31, 0x0004, 0x00); spca504B_WaitCmdStatus(gspca_dev); spca504B_PollingDataReady(gspca_dev); break; @@ -807,14 +807,14 @@ static void init_ctl_reg(struct gspca_dev *gspca_dev) default: /* case BRIDGE_SPCA533: */ /* case BRIDGE_SPCA504B: */ - reg_w_riv(gspca_dev, 0, 0x00, 0x21ad); /* hue */ - reg_w_riv(gspca_dev, 0, 0x01, 0x21ac); /* sat/hue */ - reg_w_riv(gspca_dev, 0, 0x00, 0x21a3); /* gamma */ + reg_w_riv(gspca_dev, 0, 0x21ad, 0x00); /* hue */ + reg_w_riv(gspca_dev, 0, 0x21ac, 0x01); /* sat/hue */ + reg_w_riv(gspca_dev, 0, 0x21a3, 0x00); /* gamma */ break; case BRIDGE_SPCA536: - reg_w_riv(gspca_dev, 0, 0x40, 0x20f5); - reg_w_riv(gspca_dev, 0, 0x01, 0x20f4); - reg_w_riv(gspca_dev, 0, 0x00, 0x2089); + reg_w_riv(gspca_dev, 0, 0x20f5, 0x40); + reg_w_riv(gspca_dev, 0, 0x20f4, 0x01); + reg_w_riv(gspca_dev, 0, 0x2089, 0x00); break; } if (pollreg) @@ -887,11 +887,11 @@ static int sd_init(struct gspca_dev *gspca_dev) switch (sd->bridge) { case BRIDGE_SPCA504B: reg_w_riv(gspca_dev, 0x1d, 0x00, 0); - reg_w_riv(gspca_dev, 0, 0x01, 0x2306); - reg_w_riv(gspca_dev, 0, 0x00, 0x0d04); - reg_w_riv(gspca_dev, 0, 0x00, 0x2000); - reg_w_riv(gspca_dev, 0, 0x13, 0x2301); - reg_w_riv(gspca_dev, 0, 0x00, 0x2306); + reg_w_riv(gspca_dev, 0x00, 0x2306, 0x01); + reg_w_riv(gspca_dev, 0x00, 0x0d04, 0x00); + reg_w_riv(gspca_dev, 0x00, 0x2000, 0x00); + reg_w_riv(gspca_dev, 0x00, 0x2301, 0x13); + reg_w_riv(gspca_dev, 0x00, 0x2306, 0x00); /* fall thru */ case BRIDGE_SPCA533: spca504B_PollingDataReady(gspca_dev); @@ -1000,7 +1000,7 @@ static int sd_start(struct gspca_dev *gspca_dev) spca504B_WaitCmdStatus(gspca_dev); break; default: - reg_w_riv(gspca_dev, 0x31, 0, 0x04); + reg_w_riv(gspca_dev, 0x31, 0x0004, 0x00); spca504B_WaitCmdStatus(gspca_dev); spca504B_PollingDataReady(gspca_dev); break; -- cgit v1.2.3-70-g09d2 From 3f76cf8c8ed10da1ce50f821366d0dc590397069 Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Sun, 10 Jan 2010 18:13:33 -0300 Subject: V4L/DVB (13934): tda8290: Fix FM radio easy programming standard selection for TDA8295 Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/common/tuners/tda8290.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c index 19010f3d450..2833137fa81 100644 --- a/drivers/media/common/tuners/tda8290.c +++ b/drivers/media/common/tuners/tda8290.c @@ -144,7 +144,8 @@ static void set_audio(struct dvb_frontend *fe, } if (params->mode == V4L2_TUNER_RADIO) { - priv->tda8290_easy_mode = 0x01; /* Start with MN values */ + /* Set TDA8295 to FM radio; Start TDA8290 with MN values */ + priv->tda8290_easy_mode = (priv->ver & TDA8295) ? 0x80 : 0x01; tuner_dbg("setting to radio FM\n"); } else { tuner_dbg("setting tda829x to system %s\n", mode); -- cgit v1.2.3-70-g09d2 From 30883ea8f2b489ccbb6aa0755832218ec45468a1 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sat, 9 Jan 2010 20:44:06 -0300 Subject: V4L/DVB mx1_camera: don't check platform_get_irq's return value against zero MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit platform_get_irq returns -ENXIO on failure, so !irq was probably always true. Better use (int)irq <= 0. Note that a return value of zero is still handled as error even though this could mean irq0. This is a followup to 305b3228f9ff4d59f49e6d34a7034d44ee8ce2f0 that changed the return value of platform_get_irq from 0 to -ENXIO on error. Cc: David Vrabel Cc: Greg Kroah-Hartman Cc: Mauro Carvalho Chehab Cc: Guennadi Liakhovetski Cc: Antonio Ospite Cc: Paulius Zaleckas Cc: linux-media@vger.kernel.org Signed-off-by: Uwe Kleine-König Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/mx1_camera.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c index 2ba14fb5b03..c167cc3de49 100644 --- a/drivers/media/video/mx1_camera.c +++ b/drivers/media/video/mx1_camera.c @@ -718,7 +718,7 @@ static int __init mx1_camera_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); irq = platform_get_irq(pdev, 0); - if (!res || !irq) { + if (!res || (int)irq <= 0) { err = -ENODEV; goto exit; } -- cgit v1.2.3-70-g09d2 From b89fc2e5e7b6d6da3ab9a2dc05810794e5eac869 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sat, 9 Jan 2010 20:45:13 -0300 Subject: V4L/DVB sh_mobile_ceu: don't check platform_get_irq's return value against zero MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit platform_get_irq returns -ENXIO on failure, so !irq was probably always true. Better use (int)irq <= 0. Note that a return value of zero is still handled as error even though this could mean irq0. This is a followup to 305b3228f9ff4d59f49e6d34a7034d44ee8ce2f0 that changed the return value of platform_get_irq from 0 to -ENXIO on error. Cc: David Vrabel Cc: Greg Kroah-Hartman Cc: Mauro Carvalho Chehab Cc: Guennadi Liakhovetski Cc: Magnus Damm Cc: Kuninori Morimoto Cc: Paul Mundt Cc: linux-media@vger.kernel.org Signed-off-by: Uwe Kleine-König Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/sh_mobile_ceu_camera.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c index d69363f0d8c..f09c7140d6b 100644 --- a/drivers/media/video/sh_mobile_ceu_camera.c +++ b/drivers/media/video/sh_mobile_ceu_camera.c @@ -1827,7 +1827,7 @@ static int __devinit sh_mobile_ceu_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); irq = platform_get_irq(pdev, 0); - if (!res || !irq) { + if (!res || (int)irq <= 0) { dev_err(&pdev->dev, "Not enough CEU platform resources.\n"); err = -ENODEV; goto exit; -- cgit v1.2.3-70-g09d2 From 21c91d2ee8b547e9661892d0532f69082c8a97aa Mon Sep 17 00:00:00 2001 From: Márton Németh Date: Sat, 9 Jan 2010 20:45:59 -0300 Subject: V4L/DVB (13941): rj54n1cb0c: remove compiler warning MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Remove the following compiler warning: 'dummy' is used uninitialized in this function. Although the result in the dummy variable is not used the program flow in soc_camera_limit_side() depends on the value in dummy. The program flow is better to be deterministic. Signed-off-by: Márton Németh Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/rj54n1cb0c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/media/video/rj54n1cb0c.c b/drivers/media/video/rj54n1cb0c.c index 7e42989ce0e..805226e0d9c 100644 --- a/drivers/media/video/rj54n1cb0c.c +++ b/drivers/media/video/rj54n1cb0c.c @@ -563,7 +563,7 @@ static int rj54n1_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) struct i2c_client *client = sd->priv; struct rj54n1 *rj54n1 = to_rj54n1(client); struct v4l2_rect *rect = &a->c; - unsigned int dummy, output_w, output_h, + unsigned int dummy = 0, output_w, output_h, input_w = rect->width, input_h = rect->height; int ret; -- cgit v1.2.3-70-g09d2 From 423f5c0d016cd6b65c468d3dcdeeb708ee68074b Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Mon, 28 Dec 2009 13:59:46 -0300 Subject: V4L/DVB (13955): cx25821: fix double unlock in medusa_video_init() medusa_set_videostandard() takes the lock but it always drops it before returning. This was found with a static checker and compile tested only. :/ Signed-off-by: Dan Carpenter Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/cx25821/cx25821-medusa-video.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/staging/cx25821/cx25821-medusa-video.c b/drivers/staging/cx25821/cx25821-medusa-video.c index e4df8134f05..1eb079b3d42 100644 --- a/drivers/staging/cx25821/cx25821-medusa-video.c +++ b/drivers/staging/cx25821/cx25821-medusa-video.c @@ -860,10 +860,8 @@ int medusa_video_init(struct cx25821_dev *dev) ret_val = medusa_set_videostandard(dev); - if (ret_val < 0) { - mutex_unlock(&dev->lock); + if (ret_val < 0) return -EINVAL; - } return 1; } -- cgit v1.2.3-70-g09d2 From 08be64be3d1e5ecd72e7ba3147aea518e527f08e Mon Sep 17 00:00:00 2001 From: Dmitri Belimov Date: Fri, 8 Jan 2010 06:38:28 -0300 Subject: V4L/DVB (13966): DVB-T regression fix for saa7134 cards Some customers has problem with quality of DVB-T https://bugs.launchpad.net/ubuntu/+source/linux/+bug/446575 After this patch http://patchwork.kernel.org/patch/23345/ This is patch for fix regression with DVB-T. Tested with many people. Signed-off-by: Alexey Osipov Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/saa7134/saa7134-core.c | 13 ------------- drivers/media/video/saa7134/saa7134-ts.c | 13 +++++++++++++ 2 files changed, 13 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c index 9f85e917f9f..a7ad7810fdd 100644 --- a/drivers/media/video/saa7134/saa7134-core.c +++ b/drivers/media/video/saa7134/saa7134-core.c @@ -420,19 +420,6 @@ int saa7134_set_dmabits(struct saa7134_dev *dev) ctrl |= SAA7134_MAIN_CTRL_TE5; irq |= SAA7134_IRQ1_INTE_RA2_1 | SAA7134_IRQ1_INTE_RA2_0; - - /* dma: setup channel 5 (= TS) */ - - saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff); - saa_writeb(SAA7134_TS_DMA1, - ((dev->ts.nr_packets - 1) >> 8) & 0xff); - /* TSNOPIT=0, TSCOLAP=0 */ - saa_writeb(SAA7134_TS_DMA2, - (((dev->ts.nr_packets - 1) >> 16) & 0x3f) | 0x00); - saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE); - saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 | - SAA7134_RS_CONTROL_ME | - (dev->ts.pt_ts.dma >> 12)); } /* set task conditions + field handling */ diff --git a/drivers/media/video/saa7134/saa7134-ts.c b/drivers/media/video/saa7134/saa7134-ts.c index 03488ba4c99..b9817d74943 100644 --- a/drivers/media/video/saa7134/saa7134-ts.c +++ b/drivers/media/video/saa7134/saa7134-ts.c @@ -250,6 +250,19 @@ int saa7134_ts_start(struct saa7134_dev *dev) BUG_ON(dev->ts_started); + /* dma: setup channel 5 (= TS) */ + saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff); + saa_writeb(SAA7134_TS_DMA1, + ((dev->ts.nr_packets - 1) >> 8) & 0xff); + /* TSNOPIT=0, TSCOLAP=0 */ + saa_writeb(SAA7134_TS_DMA2, + (((dev->ts.nr_packets - 1) >> 16) & 0x3f) | 0x00); + saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE); + saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 | + SAA7134_RS_CONTROL_ME | + (dev->ts.pt_ts.dma >> 12)); + + /* reset hardware TS buffers */ saa_writeb(SAA7134_TS_SERIAL1, 0x00); saa_writeb(SAA7134_TS_SERIAL1, 0x03); saa_writeb(SAA7134_TS_SERIAL1, 0x00); -- cgit v1.2.3-70-g09d2