From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/drivers/media/pci/tw68/tw68-core.c | 25 +++++++++++++------------ kernel/drivers/media/pci/tw68/tw68-video.c | 24 ++++++++++++++---------- kernel/drivers/media/pci/tw68/tw68.h | 19 ++----------------- 3 files changed, 29 insertions(+), 39 deletions(-) (limited to 'kernel/drivers/media/pci/tw68') diff --git a/kernel/drivers/media/pci/tw68/tw68-core.c b/kernel/drivers/media/pci/tw68/tw68-core.c index c135165a8..4e77618fb 100644 --- a/kernel/drivers/media/pci/tw68/tw68-core.c +++ b/kernel/drivers/media/pci/tw68/tw68-core.c @@ -37,6 +37,7 @@ #include #include #include +#include #include #include @@ -70,13 +71,13 @@ static atomic_t tw68_instance = ATOMIC_INIT(0); * added under vendor 0x1797 (Techwell Inc.) as subsystem IDs. */ static const struct pci_device_id tw68_pci_tbl[] = { - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6800)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6801)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6804)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_1)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_2)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_3)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_4)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6800)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6801)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6804)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_1)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_2)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_3)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_4)}, {0,} }; @@ -256,22 +257,22 @@ static int tw68_initdev(struct pci_dev *pci_dev, dev->name, pci_name(pci_dev), dev->pci_rev, pci_dev->irq, dev->pci_lat, (u64)pci_resource_start(pci_dev, 0)); pci_set_master(pci_dev); - if (!pci_dma_supported(pci_dev, DMA_BIT_MASK(32))) { + err = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32)); + if (err) { pr_info("%s: Oops: no 32bit PCI DMA ???\n", dev->name); - err = -EIO; goto fail1; } switch (pci_id->device) { - case PCI_DEVICE_ID_6800: /* TW6800 */ + case PCI_DEVICE_ID_TECHWELL_6800: /* TW6800 */ dev->vdecoder = TW6800; dev->board_virqmask = TW68_VID_INTS; break; - case PCI_DEVICE_ID_6801: /* Video decoder for TW6802 */ + case PCI_DEVICE_ID_TECHWELL_6801: /* Video decoder for TW6802 */ dev->vdecoder = TW6801; dev->board_virqmask = TW68_VID_INTS | TW68_VID_INTSX; break; - case PCI_DEVICE_ID_6804: /* Video decoder for TW6804 */ + case PCI_DEVICE_ID_TECHWELL_6804: /* Video decoder for TW6804 */ dev->vdecoder = TW6804; dev->board_virqmask = TW68_VID_INTS | TW68_VID_INTSX; break; diff --git a/kernel/drivers/media/pci/tw68/tw68-video.c b/kernel/drivers/media/pci/tw68/tw68-video.c index 8355e55b4..46642ef91 100644 --- a/kernel/drivers/media/pci/tw68/tw68-video.c +++ b/kernel/drivers/media/pci/tw68/tw68-video.c @@ -376,10 +376,11 @@ static int tw68_buffer_count(unsigned int size, unsigned int count) /* ------------------------------------------------------------- */ /* vb2 queue operations */ -static int tw68_queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, +static int tw68_queue_setup(struct vb2_queue *q, const void *parg, unsigned int *num_buffers, unsigned int *num_planes, unsigned int sizes[], void *alloc_ctxs[]) { + const struct v4l2_format *fmt = parg; struct tw68_dev *dev = vb2_get_drv_priv(q); unsigned tot_bufs = q->num_buffers + *num_buffers; @@ -423,9 +424,10 @@ static int tw68_queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, */ static void tw68_buf_queue(struct vb2_buffer *vb) { + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct vb2_queue *vq = vb->vb2_queue; struct tw68_dev *dev = vb2_get_drv_priv(vq); - struct tw68_buf *buf = container_of(vb, struct tw68_buf, vb); + struct tw68_buf *buf = container_of(vbuf, struct tw68_buf, vb); struct tw68_buf *prev; unsigned long flags; @@ -457,9 +459,10 @@ static void tw68_buf_queue(struct vb2_buffer *vb) */ static int tw68_buf_prepare(struct vb2_buffer *vb) { + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct vb2_queue *vq = vb->vb2_queue; struct tw68_dev *dev = vb2_get_drv_priv(vq); - struct tw68_buf *buf = container_of(vb, struct tw68_buf, vb); + struct tw68_buf *buf = container_of(vbuf, struct tw68_buf, vb); struct sg_table *dma = vb2_dma_sg_plane_desc(vb, 0); unsigned size, bpl; @@ -499,9 +502,10 @@ static int tw68_buf_prepare(struct vb2_buffer *vb) static void tw68_buf_finish(struct vb2_buffer *vb) { + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct vb2_queue *vq = vb->vb2_queue; struct tw68_dev *dev = vb2_get_drv_priv(vq); - struct tw68_buf *buf = container_of(vb, struct tw68_buf, vb); + struct tw68_buf *buf = container_of(vbuf, struct tw68_buf, vb); pci_free_consistent(dev->pci, buf->size, buf->cpu, buf->dma); } @@ -528,7 +532,7 @@ static void tw68_stop_streaming(struct vb2_queue *q) container_of(dev->active.next, struct tw68_buf, list); list_del(&buf->list); - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); } } @@ -975,7 +979,7 @@ int tw68_video_init2(struct tw68_dev *dev, int video_nr) dev->vidq.ops = &tw68_video_qops; dev->vidq.mem_ops = &vb2_dma_sg_memops; dev->vidq.drv_priv = dev; - dev->vidq.gfp_flags = __GFP_DMA32; + dev->vidq.gfp_flags = __GFP_DMA32 | __GFP_KSWAPD_RECLAIM; dev->vidq.buf_struct_size = sizeof(struct tw68_buf); dev->vidq.lock = &dev->lock; dev->vidq.min_buffers_needed = 2; @@ -1012,10 +1016,10 @@ void tw68_irq_video_done(struct tw68_dev *dev, unsigned long status) buf = list_entry(dev->active.next, struct tw68_buf, list); list_del(&buf->list); spin_unlock(&dev->slock); - v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); - buf->vb.v4l2_buf.field = dev->field; - buf->vb.v4l2_buf.sequence = dev->seqnr++; - vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE); + v4l2_get_timestamp(&buf->vb.timestamp); + buf->vb.field = dev->field; + buf->vb.sequence = dev->seqnr++; + vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_DONE); status &= ~(TW68_DMAPI); if (0 == status) return; diff --git a/kernel/drivers/media/pci/tw68/tw68.h b/kernel/drivers/media/pci/tw68/tw68.h index 93f2335e0..6c7dcb300 100644 --- a/kernel/drivers/media/pci/tw68/tw68.h +++ b/kernel/drivers/media/pci/tw68/tw68.h @@ -36,28 +36,13 @@ #include #include #include +#include #include #include "tw68-reg.h" #define UNSET (-1U) -/* system vendor and device ID's */ -#define PCI_VENDOR_ID_TECHWELL 0x1797 -#define PCI_DEVICE_ID_6800 0x6800 -#define PCI_DEVICE_ID_6801 0x6801 -#define PCI_DEVICE_ID_AUDIO2 0x6802 -#define PCI_DEVICE_ID_TS3 0x6803 -#define PCI_DEVICE_ID_6804 0x6804 -#define PCI_DEVICE_ID_AUDIO5 0x6805 -#define PCI_DEVICE_ID_TS6 0x6806 - -/* tw6816 based cards */ -#define PCI_DEVICE_ID_6816_1 0x6810 -#define PCI_DEVICE_ID_6816_2 0x6811 -#define PCI_DEVICE_ID_6816_3 0x6812 -#define PCI_DEVICE_ID_6816_4 0x6813 - #define TW68_NORMS ( \ V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM | \ V4L2_STD_PAL_M | V4L2_STD_PAL_Nc | V4L2_STD_PAL_60) @@ -134,7 +119,7 @@ struct tw68_dev; /* forward delclaration */ /* buffer for one video/vbi/ts frame */ struct tw68_buf { - struct vb2_buffer vb; + struct vb2_v4l2_buffer vb; struct list_head list; unsigned int size; -- cgit 1.2.3-korg