+ while (--fw_retry_count > 0) {
+ /* load firmware */
+ if (ivtv_firmware_init(itv) == 0)
+ break;
+ if (fw_retry_count > 1)
+ IVTV_WARN("Retry loading firmware\n");
+ }
+
+ if (fw_retry_count == 0) {
+ set_bit(IVTV_F_I_FAILED, &itv->i_flags);
+ return -ENXIO;
+ }
+
+ /* Try and get firmware versions */
+ IVTV_DEBUG_INFO("Getting firmware version..\n");
+ ivtv_firmware_versions(itv);
+
+ if (itv->card->hw_all & IVTV_HW_CX25840) {
+ struct v4l2_control ctrl;
+
+ /* CX25840_CID_ENABLE_PVR150_WORKAROUND */
+ ctrl.id = V4L2_CID_PRIVATE_BASE;
+ ctrl.value = itv->pvr150_workaround;
+ itv->video_dec_func(itv, VIDIOC_S_CTRL, &ctrl);
+ }
+
+ vf.tuner = 0;
+ vf.type = V4L2_TUNER_ANALOG_TV;
+ vf.frequency = 6400; /* the tuner 'baseline' frequency */
+
+ /* Set initial frequency. For PAL/SECAM broadcasts no
+ 'default' channel exists AFAIK. */
+ if (itv->std == V4L2_STD_NTSC_M_JP) {
+ vf.frequency = 1460; /* ch. 1 91250*16/1000 */
+ }
+ else if (itv->std & V4L2_STD_NTSC_M) {
+ vf.frequency = 1076; /* ch. 4 67250*16/1000 */
+ }
+
+ video_input = itv->active_input;
+ itv->active_input++; /* Force update of input */
+ ivtv_s_input(NULL, &fh, video_input);
+
+ /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
+ in one place. */
+ itv->std++; /* Force full standard initialization */
+ itv->std_out = itv->std;
+ ivtv_s_frequency(NULL, &fh, &vf);
+
+ if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) {
+ ivtv_init_mpeg_decoder(itv);
+ }
+ ivtv_s_std(NULL, &fh, &itv->tuner_std);
+
+ /* On a cx23416 this seems to be able to enable DMA to the chip? */
+ if (!itv->has_cx23415)
+ write_reg_sync(0x03, IVTV_REG_DMACONTROL);
+
+ /* Default interrupts enabled. For the PVR350 this includes the
+ decoder VSYNC interrupt, which is always on. It is not only used
+ during decoding but also by the OSD.
+ Some old PVR250 cards had a cx23415, so testing for that is too
+ general. Instead test if the card has video output capability. */
+ if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
+ ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC);
+ ivtv_set_osd_alpha(itv);
+ }
+ else
+ ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT);
+ return 0;
+}
+
+static void ivtv_remove(struct pci_dev *pci_dev)
+{
+ struct ivtv *itv = pci_get_drvdata(pci_dev);
+
+ IVTV_DEBUG_INFO("Removing Card #%d\n", itv->num);
+
+ if (test_bit(IVTV_F_I_INITED, &itv->i_flags)) {
+ /* Stop all captures */
+ IVTV_DEBUG_INFO("Stopping all streams\n");
+ if (atomic_read(&itv->capturing) > 0)
+ ivtv_stop_all_captures(itv);
+
+ /* Stop all decoding */
+ IVTV_DEBUG_INFO("Stopping decoding\n");
+ if (atomic_read(&itv->decoding) > 0) {
+ int type;
+
+ if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
+ type = IVTV_DEC_STREAM_TYPE_YUV;
+ else
+ type = IVTV_DEC_STREAM_TYPE_MPG;
+ ivtv_stop_v4l2_decode_stream(&itv->streams[type],
+ VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY, 0);
+ }
+ ivtv_halt_firmware(itv);