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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-15 12:49:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-15 12:49:56 -0800
commit122804ecb59493fbb4d31b3ba9ac59faaf45276f (patch)
treecff4d8a158c412e4a8d3abc8d91bb0eb52b01c9a /drivers/media/video/cx231xx/cx231xx-core.c
parent16008d641670571ff4cd750b416c7caf2d89f467 (diff)
parent126400033940afb658123517a2e80eb68259fbd7 (diff)
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (655 commits) [media] revert patch: HDIC HD29L2 DMB-TH USB2.0 reference design driver mb86a20s: Add a few more register settings at the init seq mb86a20s: Group registers into the same line [media] [PATCH] don't reset the delivery system on DTV_CLEAR [media] [BUG] it913x-fe fix typo error making SNR levels unstable [media] cx23885: Query the CX25840 during enum_input for status [media] cx25840: Add support for g_input_status [media] rc-videomate-m1f.c Rename to match remote controler name [media] drivers: media: au0828: Fix dependency for VIDEO_AU0828 [media] convert drivers/media/* to use module_platform_driver() [media] drivers: video: cx231xx: Fix dependency for VIDEO_CX231XX_DVB [media] Exynos4 JPEG codec v4l2 driver [media] doc: v4l: selection: choose pixels as units for selection rectangles [media] v4l: s5p-tv: mixer: fix setup of VP scaling [media] v4l: s5p-tv: mixer: add support for selection API [media] v4l: emulate old crop API using extended crop/compose API [media] doc: v4l: add documentation for selection API [media] doc: v4l: add binary images for selection API [media] v4l: add support for selection api [media] hd29l2: fix review findings ...
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx-core.c')
-rw-r--r--drivers/media/video/cx231xx/cx231xx-core.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx-core.c b/drivers/media/video/cx231xx/cx231xx-core.c
index d4457f9488ee..08dd930f882a 100644
--- a/drivers/media/video/cx231xx/cx231xx-core.c
+++ b/drivers/media/video/cx231xx/cx231xx-core.c
@@ -166,6 +166,9 @@ int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
u8 _i2c_nostop = 0;
u8 _i2c_reserve = 0;
+ if (dev->state & DEV_DISCONNECTED)
+ return -ENODEV;
+
/* Get the I2C period, nostop and reserve parameters */
_i2c_period = i2c_bus->i2c_period;
_i2c_nostop = i2c_bus->i2c_nostop;
@@ -1071,7 +1074,7 @@ int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
sb_size, cx231xx_isoc_irq_callback, dma_q, 1);
urb->number_of_packets = max_packets;
- urb->transfer_flags = URB_ISO_ASAP;
+ urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
k = 0;
for (j = 0; j < max_packets; j++) {
@@ -1182,7 +1185,7 @@ int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
return -ENOMEM;
}
dev->video_mode.bulk_ctl.urb[i] = urb;
- urb->transfer_flags = 0;
+ urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;
dev->video_mode.bulk_ctl.transfer_buffer[i] =
usb_alloc_coherent(dev->udev, sb_size, GFP_KERNEL,