diff options
35 files changed, 240 insertions, 287 deletions
diff --git a/drivers/media/video/gspca/conex.c b/drivers/media/video/gspca/conex.c index eca0035..2f0b8d6 100644 --- a/drivers/media/video/gspca/conex.c +++ b/drivers/media/video/gspca/conex.c @@ -888,8 +888,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -897,16 +896,15 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, if (data[0] == 0xff && data[1] == 0xd8) { /* start of frame */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); /* put the JPEG header in the new frame */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - sd->jpeg_hdr, JPEG_HDR_SZ); + gspca_frame_add(gspca_dev, FIRST_PACKET, + sd->jpeg_hdr, JPEG_HDR_SZ); data += 2; len -= 2; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static void setbrightness(struct gspca_dev*gspca_dev) diff --git a/drivers/media/video/gspca/etoms.c b/drivers/media/video/gspca/etoms.c index c1461e6..9de8641 100644 --- a/drivers/media/video/gspca/etoms.c +++ b/drivers/media/video/gspca/etoms.c @@ -752,8 +752,7 @@ static void do_autogain(struct gspca_dev *gspca_dev) #undef LIMIT static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { int seqframe; @@ -767,14 +766,13 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data[2], data[3], data[4], data[5]); data += 30; /* don't change datalength as the chips provided it */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); return; } if (len) { data += 8; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } else { /* Drop Packet */ gspca_dev->last_packet_type = DISCARD_PACKET; } diff --git a/drivers/media/video/gspca/finepix.c b/drivers/media/video/gspca/finepix.c index 480ec5c..5d90e74 100644 --- a/drivers/media/video/gspca/finepix.c +++ b/drivers/media/video/gspca/finepix.c @@ -82,7 +82,6 @@ static void dostream(struct work_struct *work) struct gspca_dev *gspca_dev = &dev->gspca_dev; struct urb *urb = gspca_dev->urb[0]; u8 *data = urb->transfer_buffer; - struct gspca_frame *frame; int ret = 0; int len; @@ -118,10 +117,6 @@ again: } if (!gspca_dev->present || !gspca_dev->streaming) goto out; - frame = gspca_get_i_frame(&dev->gspca_dev); - if (frame == NULL) - gspca_dev->last_packet_type = DISCARD_PACKET; - if (len < FPIX_MAX_TRANSFER || (data[len - 2] == 0xff && data[len - 1] == 0xd9)) { @@ -132,21 +127,17 @@ again: * but there's nothing we can do. We also end * here if the the jpeg ends right at the end * of the frame. */ - if (frame) - frame = gspca_frame_add(gspca_dev, - LAST_PACKET, - frame, - data, len); + gspca_frame_add(gspca_dev, LAST_PACKET, + data, len); break; } /* got a partial image */ - if (frame) - gspca_frame_add(gspca_dev, - gspca_dev->last_packet_type - == LAST_PACKET - ? FIRST_PACKET : INTER_PACKET, - frame, data, len); + gspca_frame_add(gspca_dev, + gspca_dev->last_packet_type + == LAST_PACKET + ? FIRST_PACKET : INTER_PACKET, + data, len); } /* We must wait before trying reading the next diff --git a/drivers/media/video/gspca/gl860/gl860.c b/drivers/media/video/gspca/gl860/gl860.c index a2108dd..a695e0a 100644 --- a/drivers/media/video/gspca/gl860/gl860.c +++ b/drivers/media/video/gspca/gl860/gl860.c @@ -36,7 +36,7 @@ static int sd_isoc_init(struct gspca_dev *gspca_dev); static int sd_start(struct gspca_dev *gspca_dev); static void sd_stop0(struct gspca_dev *gspca_dev); static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, u8 *data, s32 len); + u8 *data, int len); static void sd_callback(struct gspca_dev *gspca_dev); static int gl860_guess_sensor(struct gspca_dev *gspca_dev, @@ -433,7 +433,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev) /* This function is called when an image is being received */ static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, u8 *data, s32 len) + u8 *data, int len) { struct sd *sd = (struct sd *) gspca_dev; static s32 nSkipped; @@ -445,11 +445,11 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, /* Test only against 0202h, so endianess does not matter */ switch (*(s16 *) data) { case 0x0202: /* End of frame, start a new one */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); nSkipped = 0; if (sd->nbIm >= 0 && sd->nbIm < 10) sd->nbIm++; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, 0); + gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0); break; default: @@ -464,7 +464,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, nSkipped = nToSkip + 1; } gspca_frame_add(gspca_dev, - INTER_PACKET, frame, data, len); + INTER_PACKET, data, len); } break; } diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index 68ba535..4076f8e 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -165,7 +165,7 @@ static void fill_frame(struct gspca_dev *gspca_dev, i, urb->iso_frame_desc[i].offset, len); data = (u8 *) urb->transfer_buffer + urb->iso_frame_desc[i].offset; - pkt_scan(gspca_dev, gspca_dev->cur_frame, data, len); + pkt_scan(gspca_dev, data, len); } resubmit: @@ -218,7 +218,6 @@ static void bulk_irq(struct urb *urb) PDEBUG(D_PACK, "packet l:%d", urb->actual_length); gspca_dev->sd_desc->pkt_scan(gspca_dev, - gspca_dev->frame, urb->transfer_buffer, urb->actual_length); @@ -243,11 +242,10 @@ resubmit: * DISCARD_PACKET invalidates the whole frame. * On LAST_PACKET, a new frame is returned. */ -struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev, - enum gspca_packet_type packet_type, - struct gspca_frame *dummy, - const __u8 *data, - int len) +void gspca_frame_add(struct gspca_dev *gspca_dev, + enum gspca_packet_type packet_type, + const u8 *data, + int len) { struct gspca_frame *frame; int i, j; @@ -259,7 +257,7 @@ struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev, if ((frame->v4l2_buf.flags & BUF_ALL_FLAGS) != V4L2_BUF_FLAG_QUEUED) { gspca_dev->last_packet_type = DISCARD_PACKET; - return frame; + return; } /* when start of a new frame, if the current frame buffer @@ -272,7 +270,7 @@ struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev, } else if (gspca_dev->last_packet_type == DISCARD_PACKET) { if (packet_type == LAST_PACKET) gspca_dev->last_packet_type = packet_type; - return frame; + return; } /* append the packet to the frame buffer */ @@ -304,9 +302,9 @@ struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev, i, gspca_dev->fr_o); j = gspca_dev->fr_queue[i]; - gspca_dev->cur_frame = frame = &gspca_dev->frame[j]; + gspca_dev->cur_frame = &gspca_dev->frame[j]; } - return frame; + return; } EXPORT_SYMBOL(gspca_frame_add); diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h index 59078bb..1816173 100644 --- a/drivers/media/video/gspca/gspca.h +++ b/drivers/media/video/gspca/gspca.h @@ -79,8 +79,7 @@ typedef int (*cam_streamparm_op) (struct gspca_dev *, typedef int (*cam_qmnu_op) (struct gspca_dev *, struct v4l2_querymenu *); typedef void (*cam_pkt_op) (struct gspca_dev *gspca_dev, - struct gspca_frame *frame, - __u8 *data, + u8 *data, int len); struct ctrl { @@ -192,11 +191,10 @@ int gspca_dev_probe(struct usb_interface *intf, int dev_size, struct module *module); void gspca_disconnect(struct usb_interface *intf); -struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev, - enum gspca_packet_type packet_type, - struct gspca_frame *frame, - const __u8 *data, - int len); +void gspca_frame_add(struct gspca_dev *gspca_dev, + enum gspca_packet_type packet_type, + const u8 *data, + int len); struct gspca_frame *gspca_get_i_frame(struct gspca_dev *gspca_dev); #ifdef CONFIG_PM int gspca_suspend(struct usb_interface *intf, pm_message_t message); diff --git a/drivers/media/video/gspca/jeilinj.c b/drivers/media/video/gspca/jeilinj.c index d679970..2019b04 100644 --- a/drivers/media/video/gspca/jeilinj.c +++ b/drivers/media/video/gspca/jeilinj.c @@ -181,7 +181,6 @@ static void jlj_dostream(struct work_struct *work) { struct sd *dev = container_of(work, struct sd, work_struct); struct gspca_dev *gspca_dev = &dev->gspca_dev; - struct gspca_frame *frame; int blocks_left; /* 0x200-sized blocks remaining in current frame. */ int size_in_blocks; int act_len; @@ -214,15 +213,13 @@ static void jlj_dostream(struct work_struct *work) PDEBUG(D_STREAM, "blocks_left = 0x%x", blocks_left); /* Start a new frame, and add the JPEG header, first thing */ - frame = gspca_get_i_frame(gspca_dev); - if (frame) { - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - dev->jpeg_hdr, JPEG_HDR_SZ); - /* Toss line 0 of data block 0, keep the rest. */ - gspca_frame_add(gspca_dev, INTER_PACKET, - frame, buffer + FRAME_HEADER_LEN, + gspca_frame_add(gspca_dev, FIRST_PACKET, + dev->jpeg_hdr, JPEG_HDR_SZ); + /* Toss line 0 of data block 0, keep the rest. */ + gspca_frame_add(gspca_dev, INTER_PACKET, + buffer + FRAME_HEADER_LEN, JEILINJ_MAX_TRANSFER - FRAME_HEADER_LEN); - } + while (blocks_left > 0) { if (!gspca_dev->present) goto quit_stream; @@ -239,10 +236,8 @@ static void jlj_dostream(struct work_struct *work) packet_type = LAST_PACKET; else packet_type = INTER_PACKET; - if (frame) - gspca_frame_add(gspca_dev, packet_type, - frame, buffer, - JEILINJ_MAX_TRANSFER); + gspca_frame_add(gspca_dev, packet_type, + buffer, JEILINJ_MAX_TRANSFER); } } quit_stream: diff --git a/drivers/media/video/gspca/m5602/m5602_core.c b/drivers/media/video/gspca/m5602/m5602_core.c index 7f1e541..844fc1d 100644 --- a/drivers/media/video/gspca/m5602/m5602_core.c +++ b/drivers/media/video/gspca/m5602/m5602_core.c @@ -274,8 +274,7 @@ static int m5602_start_transfer(struct gspca_dev *gspca_dev) } static void m5602_urb_complete(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, - __u8 *data, int len) + u8 *data, int len) { struct sd *sd = (struct sd *) gspca_dev; @@ -295,19 +294,27 @@ static void m5602_urb_complete(struct gspca_dev *gspca_dev, len -= 6; /* Complete the last frame (if any) */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, - frame, data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, + NULL, 0); sd->frame_count++; /* Create a new frame */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); PDEBUG(D_FRAM, "Starting new frame %d", sd->frame_count); } else { - int cur_frame_len = frame->data_end - frame->data; + struct gspca_frame *frame; + int cur_frame_len; + frame = gspca_get_i_frame(gspca_dev); + if (frame == NULL) { + gspca_dev->last_packet_type = DISCARD_PACKET; + return; + } + + cur_frame_len = frame->data_end - frame->data; /* Remove urb header */ data += 4; len -= 4; @@ -316,12 +323,12 @@ static void m5602_urb_complete(struct gspca_dev *gspca_dev, PDEBUG(D_FRAM, "Continuing frame %d copying %d bytes", sd->frame_count, len); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } else if (frame->v4l2_buf.length - cur_frame_len > 0) { /* Add the remaining data up to frame size */ - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, - frame->v4l2_buf.length - cur_frame_len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, + frame->v4l2_buf.length - cur_frame_len); } } } diff --git a/drivers/media/video/gspca/mars.c b/drivers/media/video/gspca/mars.c index de769ca..9cf8d68 100644 --- a/drivers/media/video/gspca/mars.c +++ b/drivers/media/video/gspca/mars.c @@ -325,8 +325,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -348,11 +347,11 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, || data[5 + p] == 0x67) { PDEBUG(D_PACK, "sof offset: %d len: %d", p, len); - frame = gspca_frame_add(gspca_dev, LAST_PACKET, - frame, data, p); + gspca_frame_add(gspca_dev, LAST_PACKET, + data, p); /* put the JPEG header */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); data += p + 16; len -= p + 16; @@ -360,7 +359,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, } } } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/mr97310a.c b/drivers/media/video/gspca/mr97310a.c index ffb5e6d..126d968 100644 --- a/drivers/media/video/gspca/mr97310a.c +++ b/drivers/media/video/gspca/mr97310a.c @@ -1030,9 +1030,8 @@ static int sd_getmin_clockdiv(struct gspca_dev *gspca_dev, __s32 *val) #include "pac_common.h" static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ - int len) /* iso packet length */ + u8 *data, /* isoc packet */ + int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; unsigned char *sof; @@ -1047,15 +1046,15 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, n -= sizeof pac_sof_marker; else n = 0; - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + gspca_frame_add(gspca_dev, LAST_PACKET, data, n); /* Start next frame. */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, pac_sof_marker, sizeof pac_sof_marker); len -= sof - data; data = sof; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } /* sub-driver description */ diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c index f88a526..ad9ec33 100644 --- a/drivers/media/video/gspca/ov519.c +++ b/drivers/media/video/gspca/ov519.c @@ -3920,9 +3920,8 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void ov511_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *in, /* isoc packet */ - int len) /* iso packet length */ + u8 *in, /* isoc packet */ + int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -3953,11 +3952,11 @@ static void ov511_pkt_scan(struct gspca_dev *gspca_dev, return; } /* Add 11 byte footer to frame, might be usefull */ - gspca_frame_add(gspca_dev, LAST_PACKET, frame, in, 11); + gspca_frame_add(gspca_dev, LAST_PACKET, in, 11); return; } else { /* Frame start */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, in, 0); + gspca_frame_add(gspca_dev, FIRST_PACKET, in, 0); sd->packet_nr = 0; } } @@ -3966,12 +3965,11 @@ static void ov511_pkt_scan(struct gspca_dev *gspca_dev, len--; /* intermediate packet */ - gspca_frame_add(gspca_dev, INTER_PACKET, frame, in, len); + gspca_frame_add(gspca_dev, INTER_PACKET, in, len); } static void ov518_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -3979,8 +3977,8 @@ 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]) { - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0); - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); + gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0); sd->packet_nr = 0; } @@ -4004,12 +4002,11 @@ static void ov518_pkt_scan(struct gspca_dev *gspca_dev, } /* intermediate packet */ - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static void ov519_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { /* Header of ov519 is 16 bytes: @@ -4032,7 +4029,7 @@ static void ov519_pkt_scan(struct gspca_dev *gspca_dev, len -= HDRSZ; #undef HDRSZ if (data[0] == 0xff || data[1] == 0xd8) - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); else gspca_dev->last_packet_type = DISCARD_PACKET; @@ -4040,34 +4037,31 @@ static void ov519_pkt_scan(struct gspca_dev *gspca_dev, case 0x51: /* end of frame */ if (data[9] != 0) gspca_dev->last_packet_type = DISCARD_PACKET; - gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, + NULL, 0); return; } } /* intermediate packet */ - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static void ovfx2_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { /* A short read signals EOF */ if (len < OVFX2_BULK_SIZE) { - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, len); - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, NULL, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0); return; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -4075,20 +4069,20 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, switch (sd->bridge) { case BRIDGE_OV511: case BRIDGE_OV511PLUS: - ov511_pkt_scan(gspca_dev, frame, data, len); + ov511_pkt_scan(gspca_dev, data, len); break; case BRIDGE_OV518: case BRIDGE_OV518PLUS: - ov518_pkt_scan(gspca_dev, frame, data, len); + ov518_pkt_scan(gspca_dev, data, len); break; case BRIDGE_OV519: - ov519_pkt_scan(gspca_dev, frame, data, len); + ov519_pkt_scan(gspca_dev, data, len); break; case BRIDGE_OVFX2: - ovfx2_pkt_scan(gspca_dev, frame, data, len); + ovfx2_pkt_scan(gspca_dev, data, len); break; case BRIDGE_W9968CF: - w9968cf_pkt_scan(gspca_dev, frame, data, len); + w9968cf_pkt_scan(gspca_dev, data, len); break; } } diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c index 26d98b1..193129a 100644 --- a/drivers/media/video/gspca/ov534.c +++ b/drivers/media/video/gspca/ov534.c @@ -1403,8 +1403,8 @@ static void sd_stopN_ov965x(struct gspca_dev *gspca_dev) #define UVC_STREAM_EOF (1 << 1) #define UVC_STREAM_FID (1 << 0) -static void sd_pkt_scan(struct gspca_dev *gspca_dev, struct gspca_frame *frame, - __u8 *data, int len) +static void sd_pkt_scan(struct gspca_dev *gspca_dev, + u8 *data, int len) { struct sd *sd = (struct sd *) gspca_dev; __u32 this_pts; @@ -1445,23 +1445,22 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, struct gspca_frame *frame, /* If PTS or FID has changed, start a new frame. */ if (this_pts != sd->last_pts || this_fid != sd->last_fid) { if (gspca_dev->last_packet_type == INTER_PACKET) - frame = gspca_frame_add(gspca_dev, - LAST_PACKET, frame, - NULL, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, + NULL, 0); sd->last_pts = this_pts; sd->last_fid = this_fid; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, data + 12, len - 12); /* If this packet is marked as EOF, end the frame */ } else if (data[1] & UVC_STREAM_EOF) { sd->last_pts = 0; - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data + 12, len - 12); + gspca_frame_add(gspca_dev, LAST_PACKET, + data + 12, len - 12); } else { /* Add the data from this payload */ - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - data + 12, len - 12); + gspca_frame_add(gspca_dev, INTER_PACKET, + data + 12, len - 12); } /* Done this payload */ @@ -1469,7 +1468,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, struct gspca_frame *frame, discard: /* Discard data until a new frame starts. */ - gspca_frame_add(gspca_dev, DISCARD_PACKET, frame, NULL, 0); + gspca_dev->last_packet_type = DISCARD_PACKET; scan_next: remaining_len -= len; diff --git a/drivers/media/video/gspca/pac207.c b/drivers/media/video/gspca/pac207.c index 57e13e2..4706a82 100644 --- a/drivers/media/video/gspca/pac207.c +++ b/drivers/media/video/gspca/pac207.c @@ -337,8 +337,7 @@ static void pac207_do_auto_gain(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, - __u8 *data, + u8 *data, int len) { struct sd *sd = (struct sd *) gspca_dev; @@ -354,10 +353,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, n -= sizeof pac_sof_marker; else n = 0; - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, n); + gspca_frame_add(gspca_dev, LAST_PACKET, + data, n); sd->header_read = 0; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, NULL, 0); + gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0); len -= sof - data; data = sof; } @@ -381,7 +380,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, sd->header_read = 11; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static void setbrightness(struct gspca_dev *gspca_dev) diff --git a/drivers/media/video/gspca/pac7302.c b/drivers/media/video/gspca/pac7302.c index e0fd767..74accee 100644 --- a/drivers/media/video/gspca/pac7302.c +++ b/drivers/media/video/gspca/pac7302.c @@ -855,7 +855,7 @@ static void pac_start_frame(struct gspca_dev *gspca_dev, { unsigned char tmpbuf[4]; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, pac_jpeg_header1, sizeof(pac_jpeg_header1)); tmpbuf[0] = lines >> 8; @@ -863,25 +863,31 @@ static void pac_start_frame(struct gspca_dev *gspca_dev, tmpbuf[2] = samples_per_line >> 8; tmpbuf[3] = samples_per_line & 0xff; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, tmpbuf, sizeof(tmpbuf)); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, pac_jpeg_header2, sizeof(pac_jpeg_header2)); } /* this function is run at interrupt level */ static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; + struct gspca_frame *frame; unsigned char *sof; sof = pac_find_sof(&sd->sof_read, data, len); if (sof) { int n, lum_offset, footer_length; + frame = gspca_get_i_frame(gspca_dev); + if (frame == NULL) { + gspca_dev->last_packet_type = DISCARD_PACKET; + return; + } + /* 6 bytes after the FF D9 EOF marker a number of lumination bytes are send corresponding to different parts of the image, the 14th and 15th byte after the EOF seem to @@ -895,12 +901,12 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, frame->data_end += n; n = 0; } - frame = gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, data, n); if (gspca_dev->last_packet_type != DISCARD_PACKET && frame->data_end[-2] == 0xff && frame->data_end[-1] == 0xd9) - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); n = sof - data; @@ -920,7 +926,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, pac_start_frame(gspca_dev, frame, gspca_dev->width, gspca_dev->height); } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/pac7311.c b/drivers/media/video/gspca/pac7311.c index 1a27da0..e5697a6 100644 --- a/drivers/media/video/gspca/pac7311.c +++ b/drivers/media/video/gspca/pac7311.c @@ -653,7 +653,7 @@ static void pac_start_frame(struct gspca_dev *gspca_dev, { unsigned char tmpbuf[4]; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, pac_jpeg_header1, sizeof(pac_jpeg_header1)); tmpbuf[0] = lines >> 8; @@ -661,25 +661,31 @@ static void pac_start_frame(struct gspca_dev *gspca_dev, tmpbuf[2] = samples_per_line >> 8; tmpbuf[3] = samples_per_line & 0xff; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, tmpbuf, sizeof(tmpbuf)); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, pac_jpeg_header2, sizeof(pac_jpeg_header2)); } /* this function is run at interrupt level */ static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; unsigned char *sof; + struct gspca_frame *frame; sof = pac_find_sof(&sd->sof_read, data, len); if (sof) { int n, lum_offset, footer_length; + frame = gspca_get_i_frame(gspca_dev); + if (frame == NULL) { + gspca_dev->last_packet_type = DISCARD_PACKET; + return; + } + /* 6 bytes after the FF D9 EOF marker a number of lumination bytes are send corresponding to different parts of the image, the 14th and 15th byte after the EOF seem to @@ -693,12 +699,12 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, frame->data_end += n; n = 0; } - frame = gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, data, n); if (gspca_dev->last_packet_type != DISCARD_PACKET && frame->data_end[-2] == 0xff && frame->data_end[-1] == 0xd9) - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); n = sof - data; @@ -717,7 +723,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, pac_start_frame(gspca_dev, frame, gspca_dev->height, gspca_dev->width); } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c index cdad3db..b1944a7 100644 --- a/drivers/media/video/gspca/sn9c20x.c +++ b/drivers/media/video/gspca/sn9c20x.c @@ -2342,7 +2342,6 @@ static void sd_dqcallback(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso packet length */ { @@ -2378,22 +2377,22 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, avg_lum >>= 9; atomic_set(&sd->avg_lum, avg_lum); gspca_frame_add(gspca_dev, LAST_PACKET, - frame, data, len); + data, len); return; } if (gspca_dev->last_packet_type == LAST_PACKET) { if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv & MODE_JPEG) { - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } else { - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); } } else { - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } } diff --git a/drivers/media/video/gspca/sonixb.c b/drivers/media/video/gspca/sonixb.c index cf3af8d..a9f0610 100644 --- a/drivers/media/video/gspca/sonixb.c +++ b/drivers/media/video/gspca/sonixb.c @@ -995,8 +995,7 @@ static void sd_stopN(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - unsigned char *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { int i; @@ -1054,12 +1053,12 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, pkt_type = DISCARD_PACKET; } - frame = gspca_frame_add(gspca_dev, pkt_type, - frame, data, 0); + gspca_frame_add(gspca_dev, pkt_type, + NULL, 0); data += i + fr_h_sz; len -= i + fr_h_sz; gspca_frame_add(gspca_dev, FIRST_PACKET, - frame, data, len); + data, len); return; } } @@ -1068,15 +1067,21 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, if (cam->cam_mode[gspca_dev->curr_mode].priv & MODE_RAW) { /* In raw mode we sometimes get some garbage after the frame ignore this */ - int used = frame->data_end - frame->data; + struct gspca_frame *frame; + int used; int size = cam->cam_mode[gspca_dev->curr_mode].sizeimage; + frame = gspca_get_i_frame(gspca_dev); + if (frame == NULL) { + gspca_dev->last_packet_type = DISCARD_PACKET; + return; + } + used = frame->data_end - frame->data; if (used + len > size) len = size - used; } - gspca_frame_add(gspca_dev, INTER_PACKET, - frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index 5f82efb..282c707 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -1993,7 +1993,6 @@ static void do_autogain(struct gspca_dev *gspca_dev) /* scan the URB packets */ /* This function is run at interrupt level. */ static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso packet length */ { @@ -2005,7 +2004,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, /* end of frame */ gspca_frame_add(gspca_dev, LAST_PACKET, - frame, data, sof + 2); + data, sof + 2); if (sd->ag_cnt < 0) return; /* w1 w2 w3 */ @@ -2028,10 +2027,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, if (gspca_dev->last_packet_type == LAST_PACKET) { /* put the JPEG 422 header */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/spca500.c b/drivers/media/video/gspca/spca500.c index fab7ef8..8bd844d 100644 --- a/drivers/media/video/gspca/spca500.c +++ b/drivers/media/video/gspca/spca500.c @@ -899,8 +899,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -913,11 +912,11 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, /* gspca_dev->last_packet_type = DISCARD_PACKET; */ return; } - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + gspca_frame_add(gspca_dev, LAST_PACKET, ffd9, 2); /* put the JPEG header in the new frame */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); data += SPCA500_OFFSET_DATA; @@ -931,7 +930,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, i = 0; do { if (data[i] == 0xff) { - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, data, i + 1); len -= i; data += i; @@ -940,7 +939,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, } i++; } while (i < len); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static void setbrightness(struct gspca_dev *gspca_dev) diff --git a/drivers/media/video/gspca/spca501.c b/drivers/media/video/gspca/spca501.c index b74a342..d251f14 100644 --- a/drivers/media/video/gspca/spca501.c +++ b/drivers/media/video/gspca/spca501.c @@ -2032,20 +2032,15 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { switch (data[0]) { case 0: /* start of frame */ - frame = gspca_frame_add(gspca_dev, - LAST_PACKET, - frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); data += SPCA501_OFFSET_DATA; len -= SPCA501_OFFSET_DATA; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); return; case 0xff: /* drop */ /* gspca_dev->last_packet_type = DISCARD_PACKET; */ @@ -2053,8 +2048,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, } data++; len--; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/spca505.c b/drivers/media/video/gspca/spca505.c index ea8c9fe..0f9232f 100644 --- a/drivers/media/video/gspca/spca505.c +++ b/drivers/media/video/gspca/spca505.c @@ -739,26 +739,22 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso packet length */ { switch (data[0]) { case 0: /* start of frame */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); data += SPCA50X_OFFSET_DATA; len -= SPCA50X_OFFSET_DATA; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); break; case 0xff: /* drop */ break; default: data += 1; len -= 1; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); break; } } diff --git a/drivers/media/video/gspca/spca506.c b/drivers/media/video/gspca/spca506.c index a199298..ab28cc2 100644 --- a/drivers/media/video/gspca/spca506.c +++ b/drivers/media/video/gspca/spca506.c @@ -543,18 +543,15 @@ static void sd_stopN(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { switch (data[0]) { case 0: /* start of frame */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); data += SPCA50X_OFFSET_DATA; len -= SPCA50X_OFFSET_DATA; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); break; case 0xff: /* drop */ /* gspca_dev->last_packet_type = DISCARD_PACKET; */ @@ -562,8 +559,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, default: data += 1; len -= 1; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); break; } } diff --git a/drivers/media/video/gspca/spca508.c b/drivers/media/video/gspca/spca508.c index 9696c4c..4d8e6cf 100644 --- a/drivers/media/video/gspca/spca508.c +++ b/drivers/media/video/gspca/spca508.c @@ -1447,26 +1447,22 @@ static void sd_stopN(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso packet length */ { switch (data[0]) { case 0: /* start of frame */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); data += SPCA508_OFFSET_DATA; len -= SPCA508_OFFSET_DATA; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); break; case 0xff: /* drop */ break; default: data += 1; len -= 1; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); break; } } diff --git a/drivers/media/video/gspca/spca561.c b/drivers/media/video/gspca/spca561.c index 27e82b3..58c2f00 100644 --- a/drivers/media/video/gspca/spca561.c +++ b/drivers/media/video/gspca/spca561.c @@ -779,8 +779,7 @@ static void do_autogain(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -788,12 +787,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, len--; switch (*data++) { /* sequence number */ case 0: /* start of frame */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); if (data[1] & 0x10) { /* compressed bayer */ - gspca_frame_add(gspca_dev, FIRST_PACKET, - frame, data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); } else { /* raw bayer (with a header, which we skip) */ if (sd->chip_revision == Rev012A) { @@ -803,14 +800,13 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data += 16; len -= 16; } - gspca_frame_add(gspca_dev, FIRST_PACKET, - frame, data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); } return; case 0xff: /* drop (empty mpackets) */ return; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } /* rev 72a only */ diff --git a/drivers/media/video/gspca/sq905.c b/drivers/media/video/gspca/sq905.c index 547d1fd..1fcaca6 100644 --- a/drivers/media/video/gspca/sq905.c +++ b/drivers/media/video/gspca/sq905.c @@ -214,7 +214,6 @@ static void sq905_dostream(struct work_struct *work) { struct sd *dev = container_of(work, struct sd, work_struct); struct gspca_dev *gspca_dev = &dev->gspca_dev; - struct gspca_frame *frame; int bytes_left; /* bytes remaining in current frame. */ int data_len; /* size to use for the next read. */ int header_read; /* true if we have already read the frame header. */ @@ -266,18 +265,14 @@ static void sq905_dostream(struct work_struct *work) } else { packet_type = INTER_PACKET; } - frame = gspca_get_i_frame(gspca_dev); - if (frame) { - frame = gspca_frame_add(gspca_dev, packet_type, - frame, data, data_len); - /* If entire frame fits in one packet we still - need to add a LAST_PACKET */ - if (packet_type == FIRST_PACKET && - bytes_left == 0) - frame = gspca_frame_add(gspca_dev, - LAST_PACKET, - frame, data, 0); - } + gspca_frame_add(gspca_dev, packet_type, + data, data_len); + /* If entire frame fits in one packet we still + need to add a LAST_PACKET */ + if (packet_type == FIRST_PACKET && + bytes_left == 0) + gspca_frame_add(gspca_dev, LAST_PACKET, + NULL, 0); } if (gspca_dev->present) { /* acknowledge the frame */ diff --git a/drivers/media/video/gspca/sq905c.c b/drivers/media/video/gspca/sq905c.c index 81020f6..d70b156 100644 --- a/drivers/media/video/gspca/sq905c.c +++ b/drivers/media/video/gspca/sq905c.c @@ -115,7 +115,6 @@ static void sq905c_dostream(struct work_struct *work) { struct sd *dev = container_of(work, struct sd, work_struct); struct gspca_dev *gspca_dev = &dev->gspca_dev; - struct gspca_frame *frame; int bytes_left; /* bytes remaining in current frame. */ int data_len; /* size to use for the next read. */ int act_len; @@ -146,10 +145,8 @@ static void sq905c_dostream(struct work_struct *work) PDEBUG(D_STREAM, "bytes_left = 0x%x", bytes_left); /* We keep the header. It has other information, too. */ packet_type = FIRST_PACKET; - frame = gspca_get_i_frame(gspca_dev); - if (frame) - gspca_frame_add(gspca_dev, packet_type, - frame, buffer, FRAME_HEADER_LEN); + gspca_frame_add(gspca_dev, packet_type, + buffer, FRAME_HEADER_LEN); while (bytes_left > 0 && gspca_dev->present) { data_len = bytes_left > SQ905C_MAX_TRANSFER ? SQ905C_MAX_TRANSFER : bytes_left; @@ -167,9 +164,8 @@ static void sq905c_dostream(struct work_struct *work) packet_type = LAST_PACKET; else packet_type = INTER_PACKET; - if (frame) - gspca_frame_add(gspca_dev, packet_type, - frame, buffer, data_len); + gspca_frame_add(gspca_dev, packet_type, + buffer, data_len); } } quit_stream: diff --git a/drivers/media/video/gspca/stk014.c b/drivers/media/video/gspca/stk014.c index 4762896..8e23320 100644 --- a/drivers/media/video/gspca/stk014.c +++ b/drivers/media/video/gspca/stk014.c @@ -418,8 +418,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -435,11 +434,11 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, * (without ending - ff d9) */ if (data[0] == 0xff && data[1] == 0xfe) { - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - ffd9, 2); + gspca_frame_add(gspca_dev, LAST_PACKET, + ffd9, 2); /* put the JPEG 411 header */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); /* beginning of the frame */ @@ -447,7 +446,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data += STKHDRSZ; len -= STKHDRSZ; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/stv0680.c b/drivers/media/video/gspca/stv0680.c index 0981ce1..2a69d7c 100644 --- a/drivers/media/video/gspca/stv0680.c +++ b/drivers/media/video/gspca/stv0680.c @@ -281,8 +281,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, - __u8 *data, + u8 *data, int len) { struct sd *sd = (struct sd *) gspca_dev; @@ -299,10 +298,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, /* Finish the previous frame, we do this upon reception of the next packet, even though it is already complete so that the strange 16 byte packets send after a corrupt frame can discard it. */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, NULL, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); /* Store the just received frame */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); } /* sub-driver description */ diff --git a/drivers/media/video/gspca/stv06xx/stv06xx.c b/drivers/media/video/gspca/stv06xx/stv06xx.c index bfae63f..5d0241b 100644 --- a/drivers/media/video/gspca/stv06xx/stv06xx.c +++ b/drivers/media/video/gspca/stv06xx/stv06xx.c @@ -312,8 +312,7 @@ out: * The 0005 and 0100 chunks seem to appear only in compressed stream. */ static void stv06xx_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -366,7 +365,7 @@ frame_data: sd->to_skip -= skip; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, data, chunk_len); break; @@ -378,7 +377,7 @@ frame_data: /* Create a new frame, chunk length should be zero */ gspca_frame_add(gspca_dev, FIRST_PACKET, - frame, data, 0); + NULL, 0); if (sd->bridge == BRIDGE_ST6422) sd->to_skip = gspca_dev->width * 4; @@ -394,8 +393,8 @@ frame_data: PDEBUG(D_PACK, "End of frame detected"); /* Complete the last frame (if any) */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, - frame, data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, + NULL, 0); if (chunk_len) PDEBUG(D_ERR, "Chunk length is " diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c index aa8f995..682652c 100644 --- a/drivers/media/video/gspca/sunplus.c +++ b/drivers/media/video/gspca/sunplus.c @@ -1116,7 +1116,6 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso packet length */ { @@ -1186,11 +1185,11 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, break; } if (sof) { /* start of frame */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - ffd9, 2); + gspca_frame_add(gspca_dev, LAST_PACKET, + ffd9, 2); /* put the JPEG header in the new frame */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); } @@ -1198,7 +1197,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, i = 0; do { if (data[i] == 0xff) { - gspca_frame_add(gspca_dev, INTER_PACKET, frame, + gspca_frame_add(gspca_dev, INTER_PACKET, data, i + 1); len -= i; data += i; @@ -1207,7 +1206,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, } i++; } while (i < len); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/t613.c b/drivers/media/video/gspca/t613.c index 1d321c3..55ef6a7 100644 --- a/drivers/media/video/gspca/t613.c +++ b/drivers/media/video/gspca/t613.c @@ -938,7 +938,6 @@ static void sd_stopN(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso packet length */ { @@ -956,9 +955,9 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, /* extra bytes....., could be processed too but would be * a waste of time, right now leave the application and * libjpeg do it for ourserlves.. */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + gspca_frame_add(gspca_dev, LAST_PACKET, ffd9, 2); - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); return; } @@ -967,7 +966,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, * other's do not include it... */ len -= 2; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/tv8532.c b/drivers/media/video/gspca/tv8532.c index 4b44dde..b74a3b6 100644 --- a/drivers/media/video/gspca/tv8532.c +++ b/drivers/media/video/gspca/tv8532.c @@ -398,8 +398,7 @@ static void sd_stopN(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -424,9 +423,9 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, * - 4 bytes */ gspca_frame_add(gspca_dev, packet_type0, - frame, data + 2, gspca_dev->width); + data + 2, gspca_dev->width); gspca_frame_add(gspca_dev, packet_type1, - frame, data + gspca_dev->width + 5, gspca_dev->width); + data + gspca_dev->width + 5, gspca_dev->width); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c index 589042f..2667523 100644 --- a/drivers/media/video/gspca/vc032x.c +++ b/drivers/media/video/gspca/vc032x.c @@ -2987,7 +2987,6 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso pkt length */ { @@ -2996,21 +2995,25 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, if (data[0] == 0xff && data[1] == 0xd8) { PDEBUG(D_PACK, "vc032x header packet found len %d", len); - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); data += sd->image_offset; len -= sd->image_offset; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); return; } /* The vc0321 sends some additional data after sending the complete * frame, we ignore this. */ - if (sd->bridge == BRIDGE_VC0321 - && len > frame->v4l2_buf.length - (frame->data_end - frame->data)) - len = frame->v4l2_buf.length - (frame->data_end - frame->data); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + if (sd->bridge == BRIDGE_VC0321) { + struct gspca_frame *frame; + int l; + + frame = gspca_get_i_frame(gspca_dev); + l = frame->data_end - frame->data; + if (len > frame->v4l2_buf.length - l) + len = frame->v4l2_buf.length - l; + } + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val) diff --git a/drivers/media/video/gspca/w996Xcf.c b/drivers/media/video/gspca/w996Xcf.c index 4f9add7..2fffe20 100644 --- a/drivers/media/video/gspca/w996Xcf.c +++ b/drivers/media/video/gspca/w996Xcf.c @@ -576,8 +576,7 @@ static void w9968cf_stop0(struct sd *sd) to be precise it sends: SOI, SOF, DRI, SOS, Y-data, SOS, U-data, SOS, V-data, EOI. */ static void w9968cf_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ - __u8 *data, /* isoc packet */ + u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; @@ -587,9 +586,9 @@ static void w9968cf_pkt_scan(struct gspca_dev *gspca_dev, if (len >= 2 && data[0] == 0xff && data[1] == 0xd8) { - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); /* Strip the ff d8, our own header (which adds huffman and quantization tables) already has this */ @@ -599,12 +598,12 @@ static void w9968cf_pkt_scan(struct gspca_dev *gspca_dev, } else { /* In UYVY mode an empty packet signals EOF */ if (gspca_dev->empty_packet) { - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0); gspca_dev->empty_packet = 0; } } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } diff --git a/drivers/media/video/gspca/zc3xx.c b/drivers/media/video/gspca/zc3xx.c index 1130507..864974b 100644 --- a/drivers/media/video/gspca/zc3xx.c +++ b/drivers/media/video/gspca/zc3xx.c @@ -6974,17 +6974,16 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, - __u8 *data, + u8 *data, int len) { struct sd *sd = (struct sd *) gspca_dev; if (data[0] == 0xff && data[1] == 0xd8) { /* start of frame */ - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, + NULL, 0); /* put the JPEG header in the new frame */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); /* remove the webcam's header: @@ -6996,7 +6995,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data += 18; len -= 18; } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) |