diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-30 16:58:16 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-30 16:58:16 (GMT) |
commit | 240c3c3424366c8109babd2a0fe80855de511b35 (patch) | |
tree | 72eb8652c8e513715efee1e254644b4b670333fd /drivers/media/usb/gspca/m5602/m5602_s5k4aa.c | |
parent | 19b344efa35dbc253e2d10403dafe6aafda73c56 (diff) | |
parent | df90e2258950fd631cdbf322c1ee1f22068391aa (diff) | |
download | linux-fsl-qoriq-240c3c3424366c8109babd2a0fe80855de511b35.tar.xz |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media update from Mauro Carvalho Chehab:
- OF documentation and patches at core and drivers, to be used by for
embedded media systems
- some I2C drivers used on go7007 were rewritten/promoted from staging:
sony-btf-mpx, tw2804, tw9903, tw9906, wis-ov7640, wis-uda1342
- add fimc-is driver (Exynos)
- add a new radio driver: radio-si476x
- add a two new tuners: r820t and tuner_it913x
- split camera code on em28xx driver and add more models
- the cypress firmware load is used outside dvb usb drivers. So, move
it to a common directory to make easier to re-use it
- siano media driver updated to work with sms2270 devices
- several work done in order to promote go7007 and solo6x1x out of
staging (still, there are some pending issues)
- several API compliance fixes at v4l2 drivers that don't behave as
expected
- as usual, lots of driver fixes, improvements, cleanups and new device
addition at the existing drivers.
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (831 commits)
[media] cx88: make core less verbose
[media] em28xx: fix oops at em28xx_dvb_bus_ctrl()
[media] s5c73m3: fix indentation of the help section in Kconfig
[media] cx25821-alsa: get rid of a __must_check warning
[media] cx25821-video: declare cx25821_vidioc_s_std as static
[media] cx25821-video: remove maxw from cx25821_vidioc_try_fmt_vid_cap
[media] r820t: Remove a warning for an unused value
[media] dib0090: Fix a warning at dib0090_set_EFUSE
[media] dib8000: fix a warning
[media] dib8000: Fix sub-channel range
[media] dib8000: store dtv_property_cache in a temp var
[media] dib8000: warning fix: declare internal functions as static
[media] r820t: quiet gcc warning on n_ring
[media] r820t: memory leak in release()
[media] r820t: precendence bug in r820t_xtal_check()
[media] videodev2.h: Remove the unused old V4L1 buffer types
[media] anysee: Grammar s/report the/report to/
[media] anysee: Initialize ret = 0 in anysee_frontend_attach()
[media] media: videobuf2: fix the length check for mmap
[media] em28xx: save isoc endpoint number for DVB only if endpoint has alt settings with xMaxPacketSize != 0
...
Diffstat (limited to 'drivers/media/usb/gspca/m5602/m5602_s5k4aa.c')
-rw-r--r-- | drivers/media/usb/gspca/m5602/m5602_s5k4aa.c | 352 |
1 files changed, 92 insertions, 260 deletions
diff --git a/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c b/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c index c8e1572..7d12599 100644 --- a/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c +++ b/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c @@ -20,18 +20,12 @@ #include "m5602_s5k4aa.h" -static int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val); -static int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val); -static int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val); -static int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val); -static int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val); -static int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val); -static int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val); -static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val); -static int s5k4aa_get_noise(struct gspca_dev *gspca_dev, __s32 *val); -static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val); -static int s5k4aa_get_brightness(struct gspca_dev *gspca_dev, __s32 *val); -static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val); +static int s5k4aa_s_ctrl(struct v4l2_ctrl *ctrl); +static void s5k4aa_dump_registers(struct sd *sd); + +static const struct v4l2_ctrl_ops s5k4aa_ctrl_ops = { + .s_ctrl = s5k4aa_s_ctrl, +}; static const @@ -147,104 +141,12 @@ static struct v4l2_pix_format s5k4aa_modes[] = { } }; -static const struct ctrl s5k4aa_ctrls[] = { -#define VFLIP_IDX 0 - { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "vertical flip", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0 - }, - .set = s5k4aa_set_vflip, - .get = s5k4aa_get_vflip - }, -#define HFLIP_IDX 1 - { - { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "horizontal flip", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0 - }, - .set = s5k4aa_set_hflip, - .get = s5k4aa_get_hflip - }, -#define GAIN_IDX 2 - { - { - .id = V4L2_CID_GAIN, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Gain", - .minimum = 0, - .maximum = 127, - .step = 1, - .default_value = S5K4AA_DEFAULT_GAIN, - .flags = V4L2_CTRL_FLAG_SLIDER - }, - .set = s5k4aa_set_gain, - .get = s5k4aa_get_gain - }, -#define EXPOSURE_IDX 3 - { - { - .id = V4L2_CID_EXPOSURE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Exposure", - .minimum = 13, - .maximum = 0xfff, - .step = 1, - .default_value = 0x100, - .flags = V4L2_CTRL_FLAG_SLIDER - }, - .set = s5k4aa_set_exposure, - .get = s5k4aa_get_exposure - }, -#define NOISE_SUPP_IDX 4 - { - { - .id = V4L2_CID_PRIVATE_BASE, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Noise suppression (smoothing)", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - }, - .set = s5k4aa_set_noise, - .get = s5k4aa_get_noise - }, -#define BRIGHTNESS_IDX 5 - { - { - .id = V4L2_CID_BRIGHTNESS, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Brightness", - .minimum = 0, - .maximum = 0x1f, - .step = 1, - .default_value = S5K4AA_DEFAULT_BRIGHTNESS, - }, - .set = s5k4aa_set_brightness, - .get = s5k4aa_get_brightness - }, - -}; - -static void s5k4aa_dump_registers(struct sd *sd); - int s5k4aa_probe(struct sd *sd) { u8 prod_id[6] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; const u8 expected_prod_id[6] = {0x00, 0x10, 0x00, 0x4b, 0x33, 0x75}; + struct gspca_dev *gspca_dev = (struct gspca_dev *)sd; int i, err = 0; - s32 *sensor_settings; if (force_sensor) { if (force_sensor == S5K4AA_SENSOR) { @@ -303,19 +205,8 @@ int s5k4aa_probe(struct sd *sd) pr_info("Detected a s5k4aa sensor\n"); sensor_found: - sensor_settings = kmalloc( - ARRAY_SIZE(s5k4aa_ctrls) * sizeof(s32), GFP_KERNEL); - if (!sensor_settings) - return -ENOMEM; - sd->gspca_dev.cam.cam_mode = s5k4aa_modes; sd->gspca_dev.cam.nmodes = ARRAY_SIZE(s5k4aa_modes); - sd->desc->ctrls = s5k4aa_ctrls; - sd->desc->nctrls = ARRAY_SIZE(s5k4aa_ctrls); - - for (i = 0; i < ARRAY_SIZE(s5k4aa_ctrls); i++) - sensor_settings[i] = s5k4aa_ctrls[i].qctrl.default_value; - sd->sensor_priv = sensor_settings; return 0; } @@ -325,11 +216,11 @@ int s5k4aa_start(struct sd *sd) int i, err = 0; u8 data[2]; struct cam *cam = &sd->gspca_dev.cam; - s32 *sensor_settings = sd->sensor_priv; + struct gspca_dev *gspca_dev = (struct gspca_dev *)sd; switch (cam->cam_mode[sd->gspca_dev.curr_mode].width) { case 1280: - PDEBUG(D_V4L2, "Configuring camera for SXGA mode"); + PDEBUG(D_CONF, "Configuring camera for SXGA mode"); for (i = 0; i < ARRAY_SIZE(SXGA_s5k4aa); i++) { switch (SXGA_s5k4aa[i][0]) { @@ -359,13 +250,10 @@ int s5k4aa_start(struct sd *sd) return -EINVAL; } } - err = s5k4aa_set_noise(&sd->gspca_dev, 0); - if (err < 0) - return err; break; case 640: - PDEBUG(D_V4L2, "Configuring camera for VGA mode"); + PDEBUG(D_CONF, "Configuring camera for VGA mode"); for (i = 0; i < ARRAY_SIZE(VGA_s5k4aa); i++) { switch (VGA_s5k4aa[i][0]) { @@ -395,37 +283,12 @@ int s5k4aa_start(struct sd *sd) return -EINVAL; } } - err = s5k4aa_set_noise(&sd->gspca_dev, 1); - if (err < 0) - return err; break; } if (err < 0) return err; - err = s5k4aa_set_exposure(&sd->gspca_dev, - sensor_settings[EXPOSURE_IDX]); - if (err < 0) - return err; - - err = s5k4aa_set_gain(&sd->gspca_dev, sensor_settings[GAIN_IDX]); - if (err < 0) - return err; - - err = s5k4aa_set_brightness(&sd->gspca_dev, - sensor_settings[BRIGHTNESS_IDX]); - if (err < 0) - return err; - - err = s5k4aa_set_noise(&sd->gspca_dev, sensor_settings[NOISE_SUPP_IDX]); - if (err < 0) - return err; - - err = s5k4aa_set_vflip(&sd->gspca_dev, sensor_settings[VFLIP_IDX]); - if (err < 0) - return err; - - return s5k4aa_set_hflip(&sd->gspca_dev, sensor_settings[HFLIP_IDX]); + return 0; } int s5k4aa_init(struct sd *sd) @@ -466,13 +329,36 @@ int s5k4aa_init(struct sd *sd) return err; } -static int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val) +int s5k4aa_init_controls(struct sd *sd) { - struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; + struct v4l2_ctrl_handler *hdl = &sd->gspca_dev.ctrl_handler; + + sd->gspca_dev.vdev.ctrl_handler = hdl; + v4l2_ctrl_handler_init(hdl, 6); - *val = sensor_settings[EXPOSURE_IDX]; - PDEBUG(D_V4L2, "Read exposure %d", *val); + v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_BRIGHTNESS, + 0, 0x1f, 1, S5K4AA_DEFAULT_BRIGHTNESS); + + v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_EXPOSURE, + 13, 0xfff, 1, 0x100); + + v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_GAIN, + 0, 127, 1, S5K4AA_DEFAULT_GAIN); + + v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_SHARPNESS, + 0, 1, 1, 1); + + sd->hflip = v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_HFLIP, + 0, 1, 1, 0); + sd->vflip = v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_VFLIP, + 0, 1, 1, 0); + + if (hdl->error) { + pr_err("Could not initialize controls\n"); + return hdl->error; + } + + v4l2_ctrl_cluster(2, &sd->hflip); return 0; } @@ -480,12 +366,10 @@ static int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val) static int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; - sensor_settings[EXPOSURE_IDX] = val; - PDEBUG(D_V4L2, "Set exposure to %d", val); + PDEBUG(D_CONF, "Set exposure to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) return err; @@ -499,27 +383,15 @@ static int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val) return err; } -static int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val) +static int s5k4aa_set_hvflip(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; - - *val = sensor_settings[VFLIP_IDX]; - PDEBUG(D_V4L2, "Read vertical flip %d", *val); - - return 0; -} - -static int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; + int hflip = sd->hflip->val; + int vflip = sd->vflip->val; - sensor_settings[VFLIP_IDX] = val; - - PDEBUG(D_V4L2, "Set vertical flip to %d", val); + PDEBUG(D_CONF, "Set hvflip %d %d", hflip, vflip); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) return err; @@ -528,93 +400,48 @@ static int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val) if (err < 0) return err; - if (dmi_check_system(s5k4aa_vflip_dmi_table)) - val = !val; + if (dmi_check_system(s5k4aa_vflip_dmi_table)) { + hflip = !hflip; + vflip = !vflip; + } - data = ((data & ~S5K4AA_RM_V_FLIP) | ((val & 0x01) << 7)); + data = (data & 0x7f) | (vflip << 7) | (hflip << 6); err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1); if (err < 0) return err; - err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1); + err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1); if (err < 0) return err; - if (val) + if (hflip) data &= 0xfe; else data |= 0x01; - err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1); - return err; -} - -static int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; - - *val = sensor_settings[HFLIP_IDX]; - PDEBUG(D_V4L2, "Read horizontal flip %d", *val); - - return 0; -} - -static int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; - u8 data = S5K4AA_PAGE_MAP_2; - int err; - - sensor_settings[HFLIP_IDX] = val; - - PDEBUG(D_V4L2, "Set horizontal flip to %d", val); - err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); - if (err < 0) - return err; - - err = m5602_read_sensor(sd, S5K4AA_READ_MODE, &data, 1); - if (err < 0) - return err; - - if (dmi_check_system(s5k4aa_vflip_dmi_table)) - val = !val; - - data = ((data & ~S5K4AA_RM_H_FLIP) | ((val & 0x01) << 6)); - err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1); + err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1); if (err < 0) return err; - err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1); + err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1); if (err < 0) return err; - if (val) + if (vflip) data &= 0xfe; else data |= 0x01; - err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1); - return err; -} - -static int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; + err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1); + if (err < 0) + return err; - *val = sensor_settings[GAIN_IDX]; - PDEBUG(D_V4L2, "Read gain %d", *val); return 0; } static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; - sensor_settings[GAIN_IDX] = val; - - PDEBUG(D_V4L2, "Set gain to %d", val); + PDEBUG(D_CONF, "Set gain to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) return err; @@ -625,26 +452,13 @@ static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val) return err; } -static int s5k4aa_get_brightness(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; - - *val = sensor_settings[BRIGHTNESS_IDX]; - PDEBUG(D_V4L2, "Read brightness %d", *val); - return 0; -} - static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; - sensor_settings[BRIGHTNESS_IDX] = val; - - PDEBUG(D_V4L2, "Set brightness to %d", val); + PDEBUG(D_CONF, "Set brightness to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) return err; @@ -653,26 +467,13 @@ static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val) return m5602_write_sensor(sd, S5K4AA_BRIGHTNESS, &data, 1); } -static int s5k4aa_get_noise(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; - - *val = sensor_settings[NOISE_SUPP_IDX]; - PDEBUG(D_V4L2, "Read noise %d", *val); - return 0; -} - static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; - s32 *sensor_settings = sd->sensor_priv; u8 data = S5K4AA_PAGE_MAP_2; int err; - sensor_settings[NOISE_SUPP_IDX] = val; - - PDEBUG(D_V4L2, "Set noise to %d", val); + PDEBUG(D_CONF, "Set noise to %d", val); err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); if (err < 0) return err; @@ -681,10 +482,41 @@ static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val) return m5602_write_sensor(sd, S5K4AA_NOISE_SUPP, &data, 1); } +static int s5k4aa_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct gspca_dev *gspca_dev = + container_of(ctrl->handler, struct gspca_dev, ctrl_handler); + int err; + + if (!gspca_dev->streaming) + return 0; + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + err = s5k4aa_set_brightness(gspca_dev, ctrl->val); + break; + case V4L2_CID_EXPOSURE: + err = s5k4aa_set_exposure(gspca_dev, ctrl->val); + break; + case V4L2_CID_GAIN: + err = s5k4aa_set_gain(gspca_dev, ctrl->val); + break; + case V4L2_CID_SHARPNESS: + err = s5k4aa_set_noise(gspca_dev, ctrl->val); + break; + case V4L2_CID_HFLIP: + err = s5k4aa_set_hvflip(gspca_dev); + break; + default: + return -EINVAL; + } + + return err; +} + void s5k4aa_disconnect(struct sd *sd) { sd->sensor = NULL; - kfree(sd->sensor_priv); } static void s5k4aa_dump_registers(struct sd *sd) |