diff options
| author | Mike Isely <isely@pobox.com> | 2008-04-22 14:45:37 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 14:07:47 -0300 |
| commit | 7fb20fa38caaf5c9d1b1d60b181c99ca30122520 (patch) | |
| tree | 9b342c2709fef6671c1e5f8b66fbf18230848647 /drivers/media/video/pvrusb2/pvrusb2-hdw.c | |
| parent | 895c3e8bfec9738251da9a2a8592dab15ec3a1bd (diff) | |
V4L/DVB (7299): pvrusb2: Improve logic which handles input choice availability
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-hdw.c')
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-hdw.c | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c index 66945f7d221..94cb0a76e77 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -370,23 +370,7 @@ static int ctrl_get_input(struct pvr2_ctrl *cptr,int *vp) static int ctrl_check_input(struct pvr2_ctrl *cptr,int v) { - struct pvr2_hdw *hdw = cptr->hdw; - const struct pvr2_device_desc *dsc = hdw->hdw_desc; - - switch (v) { - case PVR2_CVAL_INPUT_TV: - return dsc->flag_has_analogtuner != 0; - case PVR2_CVAL_INPUT_DTV: - return dsc->flag_has_digitaltuner != 0; - case PVR2_CVAL_INPUT_SVIDEO: - return dsc->flag_has_svideo != 0; - case PVR2_CVAL_INPUT_COMPOSITE: - return dsc->flag_has_composite != 0; - case PVR2_CVAL_INPUT_RADIO: - return dsc->flag_has_fmradio != 0; - default: - return 0; - } + return ((1 << v) & cptr->hdw->input_avail_mask) != 0; } static int ctrl_set_input(struct pvr2_ctrl *cptr,int m,int v) @@ -1834,7 +1818,7 @@ static void pvr2_hdw_setup(struct pvr2_hdw *hdw) struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf, const struct usb_device_id *devid) { - unsigned int idx,cnt1,cnt2; + unsigned int idx,cnt1,cnt2,m; struct pvr2_hdw *hdw; int valid_std_mask; struct pvr2_ctrl *cptr; @@ -1865,6 +1849,15 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf, hdw->tuner_signal_stale = !0; cx2341x_fill_defaults(&hdw->enc_ctl_state); + /* Calculate which inputs are OK */ + m = 0; + if (hdw_desc->flag_has_analogtuner) m |= 1 << PVR2_CVAL_INPUT_TV; + if (hdw_desc->flag_has_digitaltuner) m |= 1 << PVR2_CVAL_INPUT_DTV; + if (hdw_desc->flag_has_svideo) m |= 1 << PVR2_CVAL_INPUT_SVIDEO; + if (hdw_desc->flag_has_composite) m |= 1 << PVR2_CVAL_INPUT_COMPOSITE; + if (hdw_desc->flag_has_fmradio) m |= 1 << PVR2_CVAL_INPUT_RADIO; + hdw->input_avail_mask = m; + hdw->control_cnt = CTRLDEF_COUNT; hdw->control_cnt += MPEGDEF_COUNT; hdw->controls = kzalloc(sizeof(struct pvr2_ctrl) * hdw->control_cnt, @@ -3780,6 +3773,12 @@ int pvr2_hdw_gpio_chg_out(struct pvr2_hdw *hdw,u32 msk,u32 val) } +unsigned int pvr2_hdw_get_input_available(struct pvr2_hdw *hdw) +{ + return hdw->input_avail_mask; +} + + /* Find I2C address of eeprom */ static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw) { |