Merge branch 'sched/urgent' into sched/core

Merge reason: Pick up fixes that did not make it into .32.0

Signed-off-by: Ingo Molnar <mingo@elte.hu>

16 files changed, 82 insertions, 28 deletions

diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 939d1e51297..a6724019c66 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -1299,7 +1299,7 @@ set_tvnorm(struct bttv *btv, unsigned int norm)
 
 	tvnorm = &bttv_tvnorms[norm];
 
-	if (!memcmp(&bttv_tvnorms[btv->tvnorm].cropcap, &tvnorm->cropcap,
+	if (memcmp(&bttv_tvnorms[btv->tvnorm].cropcap, &tvnorm->cropcap,
 		    sizeof (tvnorm->cropcap))) {
 		bttv_crop_reset(&btv->crop[0], norm);
 		btv->crop[1] = btv->crop[0]; /* current = default */
@@ -3800,11 +3800,34 @@ bttv_irq_next_video(struct bttv *btv, struct bttv_buffer_set *set)
 		if (!V4L2_FIELD_HAS_BOTH(item->vb.field) &&
 		    (item->vb.queue.next != &btv->capture)) {
 			item = list_entry(item->vb.queue.next, struct bttv_buffer, vb.queue);
+			/* Mike Isely <isely@pobox.com> - Only check
+			 * and set up the bottom field in the logic
+			 * below.  Don't ever do the top field.  This
+			 * of course means that if we set up the
+			 * bottom field in the above code that we'll
+			 * actually skip a field.  But that's OK.
+			 * Having processed only a single buffer this
+			 * time, then the next time around the first
+			 * available buffer should be for a top field.
+			 * That will then cause us here to set up a
+			 * top then a bottom field in the normal way.
+			 * The alternative to this understanding is
+			 * that we set up the second available buffer
+			 * as a top field, but that's out of order
+			 * since this driver always processes the top
+			 * field first - the effect will be the two
+			 * buffers being returned in the wrong order,
+			 * with the second buffer also being delayed
+			 * by one field time (owing to the fifo nature
+			 * of videobuf).  Worse still, we'll be stuck
+			 * doing fields out of order now every time
+			 * until something else causes a field to be
+			 * dropped.  By effectively forcing a field to
+			 * drop this way then we always get back into
+			 * sync within a single frame time.  (Out of
+			 * order fields can screw up deinterlacing
+			 * algorithms.) */
 			if (!V4L2_FIELD_HAS_BOTH(item->vb.field)) {
-				if (NULL == set->top &&
-				    V4L2_FIELD_TOP == item->vb.field) {
-					set->top = item;
-				}
 				if (NULL == set->bottom &&
 				    V4L2_FIELD_BOTTOM == item->vb.field) {
 					set->bottom = item;
diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c
index 7bd8a70f0a0..ac947aecb9c 100644
--- a/drivers/media/video/em28xx/em28xx-audio.c
+++ b/drivers/media/video/em28xx/em28xx-audio.c
@@ -383,6 +383,11 @@ static int snd_em28xx_hw_capture_free(struct snd_pcm_substream *substream)
 
 static int snd_em28xx_prepare(struct snd_pcm_substream *substream)
 {
+	struct em28xx *dev = snd_pcm_substream_chip(substream);
+
+	dev->adev.hwptr_done_capture = 0;
+	dev->adev.capture_transfer_done = 0;
+
 	return 0;
 }
 
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
index 59400e85896..a27afeb6f39 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
+++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
@@ -35,12 +35,25 @@ static
     const
 	struct dmi_system_id s5k4aa_vflip_dmi_table[] = {
 	{
+		.ident = "BRUNEINIT",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "BRUNENIT"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "BRUNENIT"),
+			DMI_MATCH(DMI_BOARD_VERSION, "00030D0000000001")
+		}
+	}, {
 		.ident = "Fujitsu-Siemens Amilo Xa 2528",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xa 2528")
 		}
 	}, {
+		.ident = "Fujitsu-Siemens Amilo Xi 2528",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2528")
+		}
+	}, {
 		.ident = "Fujitsu-Siemens Amilo Xi 2550",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
@@ -57,6 +70,13 @@ static
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
 			DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
+			DMI_MATCH(DMI_BIOS_DATE, "12/02/2008")
+		}
+	}, {
+		.ident = "MSI GX700",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
 			DMI_MATCH(DMI_BIOS_DATE, "07/26/2007")
 		}
 	}, {
diff --git a/drivers/media/video/gspca/mr97310a.c b/drivers/media/video/gspca/mr97310a.c
index 140c8f320e4..f8328b9efae 100644
--- a/drivers/media/video/gspca/mr97310a.c
+++ b/drivers/media/video/gspca/mr97310a.c
@@ -483,7 +483,7 @@ static int start_cif_cam(struct gspca_dev *gspca_dev)
 		data[3] = 0x2c;			   /* reg 2, H size/8 */
 		data[4] = 0x48;			   /* reg 3, V size/4 */
 		data[6] = 0x06;			   /* reg 5, H start  */
-		data[8] = 0x06 + sd->sensor_type;  /* reg 7, V start  */
+		data[8] = 0x06 - sd->sensor_type;  /* reg 7, V start  */
 		break;
 	}
 	err_code = mr_write(gspca_dev, 11);
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c
index 2f6e135d94b..a5c190e9379 100644
--- a/drivers/media/video/gspca/ov519.c
+++ b/drivers/media/video/gspca/ov519.c
@@ -2919,7 +2919,7 @@ static void ov518_pkt_scan(struct gspca_dev *gspca_dev,
 	/* A false positive here is likely, until OVT gives me
 	 * the definitive SOF/EOF format */
 	if ((!(data[0] | data[1] | data[2] | data[3] | data[5])) && data[6]) {
-		gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
+		frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
 		gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, 0);
 		sd->packet_nr = 0;
 	}
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx.c b/drivers/media/video/gspca/stv06xx/stv06xx.c
index 65489d6b0d8..bfae63f5584 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx.c
+++ b/drivers/media/video/gspca/stv06xx/stv06xx.c
@@ -394,7 +394,8 @@ frame_data:
 			PDEBUG(D_PACK, "End of frame detected");
 
 			/* Complete the last frame (if any) */
-			gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
+			frame = gspca_frame_add(gspca_dev, LAST_PACKET,
+						frame, data, 0);
 
 			if (chunk_len)
 				PDEBUG(D_ERR, "Chunk length is "
diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c
index 6952e9602d5..51b683c63b7 100644
--- a/drivers/media/video/pxa_camera.c
+++ b/drivers/media/video/pxa_camera.c
@@ -26,6 +26,7 @@
 #include <linux/device.h>
 #include <linux/platform_device.h>
 #include <linux/clk.h>
+#include <linux/sched.h>
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-dev.h>
@@ -1432,7 +1433,9 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 		icd->sense = &sense;
 
 	cam_f.fmt.pix.pixelformat = cam_fmt->fourcc;
-	ret = v4l2_subdev_call(sd, video, s_fmt, f);
+	ret = v4l2_subdev_call(sd, video, s_fmt, &cam_f);
+	cam_f.fmt.pix.pixelformat = pix->pixelformat;
+	*pix = cam_f.fmt.pix;
 
 	icd->sense = NULL;
 
diff --git a/drivers/media/video/s2255drv.c b/drivers/media/video/s2255drv.c
index 9e3262c0ba3..2c0bb06cab3 100644
--- a/drivers/media/video/s2255drv.c
+++ b/drivers/media/video/s2255drv.c
@@ -598,11 +598,6 @@ static int s2255_got_frame(struct s2255_dev *dev, int chn, int jpgsize)
 	buf = list_entry(dma_q->active.next,
 			 struct s2255_buffer, vb.queue);
 
-	if (!waitqueue_active(&buf->vb.done)) {
-		/* no one active */
-		rc = -1;
-		goto unlock;
-	}
 	list_del(&buf->vb.queue);
 	do_gettimeofday(&buf->vb.ts);
 	dprintk(100, "[%p/%d] wakeup\n", buf, buf->vb.i);
diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index 71145bff94f..09013229d4a 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -3428,6 +3428,7 @@ struct saa7134_board saa7134_boards[] = {
 		.tuner_config   = 3,
 		.mpeg           = SAA7134_MPEG_DVB,
 		.ts_type	= SAA7134_MPEG_TS_SERIAL,
+		.ts_force_val   = 1,
 		.gpiomask       = 0x0800100, /* GPIO 21 is an INPUT */
 		.inputs         = {{
 			.name = name_tv,
diff --git a/drivers/media/video/saa7134/saa7134-ts.c b/drivers/media/video/saa7134/saa7134-ts.c
index 3fa652279ac..03488ba4c99 100644
--- a/drivers/media/video/saa7134/saa7134-ts.c
+++ b/drivers/media/video/saa7134/saa7134-ts.c
@@ -262,11 +262,13 @@ int saa7134_ts_start(struct saa7134_dev *dev)
 	switch (saa7134_boards[dev->board].ts_type) {
 	case SAA7134_MPEG_TS_PARALLEL:
 		saa_writeb(SAA7134_TS_SERIAL0, 0x40);
-		saa_writeb(SAA7134_TS_PARALLEL, 0xec);
+		saa_writeb(SAA7134_TS_PARALLEL, 0xec |
+			(saa7134_boards[dev->board].ts_force_val << 4));
 		break;
 	case SAA7134_MPEG_TS_SERIAL:
 		saa_writeb(SAA7134_TS_SERIAL0, 0xd8);
-		saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
+		saa_writeb(SAA7134_TS_PARALLEL, 0x6c |
+			(saa7134_boards[dev->board].ts_force_val << 4));
 		saa_writeb(SAA7134_TS_PARALLEL_SERIAL, 0xbc);
 		saa_writeb(SAA7134_TS_SERIAL1, 0x02);
 		break;
diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h
index 6ee3e9b7769..f8697d46ff5 100644
--- a/drivers/media/video/saa7134/saa7134.h
+++ b/drivers/media/video/saa7134/saa7134.h
@@ -360,6 +360,7 @@ struct saa7134_board {
 	enum saa7134_mpeg_type  mpeg;
 	enum saa7134_mpeg_ts_type ts_type;
 	unsigned int            vid_port_opts;
+	unsigned int            ts_force_val:1;
 };
 
 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
diff --git a/drivers/media/video/saa7164/saa7164-cmd.c b/drivers/media/video/saa7164/saa7164-cmd.c
index c45966edc0c..9c1d3ac4386 100644
--- a/drivers/media/video/saa7164/saa7164-cmd.c
+++ b/drivers/media/video/saa7164/saa7164-cmd.c
@@ -347,7 +347,7 @@ int saa7164_cmd_send(struct saa7164_dev *dev, u8 id, tmComResCmd_t command,
 
 	/* Prepare some basic command/response structures */
 	memset(&command_t, 0, sizeof(command_t));
-	memset(&response_t, 0, sizeof(&response_t));
+	memset(&response_t, 0, sizeof(response_t));
 	pcommand_t = &command_t;
 	presponse_t = &response_t;
 	command_t.id = id;
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index 65ac474c517..2f78b4f263f 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -1173,8 +1173,8 @@ static int get_scales(struct soc_camera_device *icd,
 	width_in = scale_up(cam->ceu_rect.width, *scale_h);
 	height_in = scale_up(cam->ceu_rect.height, *scale_v);
 
-	*scale_h = calc_generic_scale(cam->ceu_rect.width, icd->user_width);
-	*scale_v = calc_generic_scale(cam->ceu_rect.height, icd->user_height);
+	*scale_h = calc_generic_scale(width_in, icd->user_width);
+	*scale_v = calc_generic_scale(height_in, icd->user_height);
 
 	return 0;
 }
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index 59aa7a3694c..36e617bd13c 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -1160,13 +1160,15 @@ void soc_camera_host_unregister(struct soc_camera_host *ici)
 		if (icd->iface == ici->nr) {
 			/* The bus->remove will be called */
 			device_unregister(&icd->dev);
-			/* Not before device_unregister(), .remove
-			 * needs parent to call ici->ops->remove() */
-			icd->dev.parent = NULL;
-
-			/* If the host module is loaded again, device_register()
-			 * would complain "already initialised" */
-			memset(&icd->dev.kobj, 0, sizeof(icd->dev.kobj));
+			/*
+			 * Not before device_unregister(), .remove
+			 * needs parent to call ici->ops->remove().
+			 * If the host module is loaded again, device_register()
+			 * would complain "already initialised," since 2.6.32
+			 * this is also needed to prevent use-after-free of the
+			 * device private data.
+			 */
+			memset(&icd->dev, 0, sizeof(icd->dev));
 		}
 	}
 
diff --git a/drivers/media/video/uvc/uvc_ctrl.c b/drivers/media/video/uvc/uvc_ctrl.c
index c3225a56174..1b89735e62f 100644
--- a/drivers/media/video/uvc/uvc_ctrl.c
+++ b/drivers/media/video/uvc/uvc_ctrl.c
@@ -348,7 +348,7 @@ static void uvc_ctrl_set_zoom(struct uvc_control_mapping *mapping,
 	__s32 value, __u8 *data)
 {
 	data[0] = value == 0 ? 0 : (value > 0) ? 1 : 0xff;
-	data[2] = min(abs(value), 0xff);
+	data[2] = min((int)abs(value), 0xff);
 }
 
 static struct uvc_control_mapping uvc_ctrl_mappings[] = {
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c
index f960e8ea4f1..a6e41d12b22 100644
--- a/drivers/media/video/uvc/uvc_video.c
+++ b/drivers/media/video/uvc/uvc_video.c
@@ -90,7 +90,8 @@ static void uvc_fixup_video_ctrl(struct uvc_streaming *stream,
 		ctrl->dwMaxVideoFrameSize =
 			frame->dwMaxVideoFrameBufferSize;
 
-	if (stream->dev->quirks & UVC_QUIRK_FIX_BANDWIDTH &&
+	if (!(format->flags & UVC_FMT_FLAG_COMPRESSED) &&
+	    stream->dev->quirks & UVC_QUIRK_FIX_BANDWIDTH &&
 	    stream->intf->num_altsetting > 1) {
 		u32 interval;
 		u32 bandwidth;