diff options
Diffstat (limited to 'drivers/media/video/cpia.c')
| -rw-r--r-- | drivers/media/video/cpia.c | 760 |
1 files changed, 380 insertions, 380 deletions
diff --git a/drivers/media/video/cpia.c b/drivers/media/video/cpia.c index 85d964b5b33c..2227c5640c12 100644 --- a/drivers/media/video/cpia.c +++ b/drivers/media/video/cpia.c @@ -24,7 +24,7 @@ */ /* define _CPIA_DEBUG_ for verbose debug output (see cpia.h) */ -/* #define _CPIA_DEBUG_ 1 */ +/* #define _CPIA_DEBUG_ 1 */ #include <linux/config.h> @@ -39,7 +39,7 @@ #include <linux/pagemap.h> #include <linux/delay.h> #include <asm/io.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> #ifdef CONFIG_KMOD #include <linux/kmod.h> @@ -58,7 +58,7 @@ static int video_nr = -1; #ifdef MODULE module_param(video_nr, int, 0); -MODULE_AUTHOR("Scott J. Bertin <sbertin@securenym.net> & Peter Pregler <Peter_Pregler@email.com> & Johannes Erdfelt <johannes@erdfeld.com>"); +MODULE_AUTHOR("Scott J. Bertin <sbertin@securenym.net> & Peter Pregler <Peter_Pregler@email.com> & Johannes Erdfelt <johannes@erdfelt.com>"); MODULE_DESCRIPTION("V4L-driver for Vision CPiA based cameras"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("video"); @@ -67,11 +67,11 @@ MODULE_SUPPORTED_DEVICE("video"); static unsigned short colorspace_conv = 0; module_param(colorspace_conv, ushort, 0444); MODULE_PARM_DESC(colorspace_conv, - "\n<n> Colorspace conversion:" - "\n0 = disable" - "\n1 = enable" - "\nDefault value is 0" - "\n"); + "\n<n> Colorspace conversion:" + "\n0 = disable" + "\n1 = enable" + "\nDefault value is 0" + "\n"); #define ABOUT "V4L-Driver for Vision CPiA based cameras" @@ -189,8 +189,8 @@ enum { #define TC 94 #define EXP_ACC_DARK 50 #define EXP_ACC_LIGHT 90 -#define HIGH_COMP_102 160 -#define MAX_COMP 239 +#define HIGH_COMP_102 160 +#define MAX_COMP 239 #define DARK_TIME 3 #define LIGHT_TIME 3 @@ -208,7 +208,7 @@ static u8 flicker_jumps[2][2][4] = static void reset_camera_struct(struct cam_data *cam); static int find_over_exposure(int brightness); static void set_flicker(struct cam_params *params, volatile u32 *command_flags, - int on); + int on); /********************************************************************** @@ -262,7 +262,7 @@ static void rvfree(void *mem, unsigned long size) static struct proc_dir_entry *cpia_proc_root=NULL; static int cpia_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) + int count, int *eof, void *data) { char *out = page; int len, tmp; @@ -276,58 +276,58 @@ static int cpia_read_proc(char *page, char **start, off_t off, out += sprintf(out, "V4L Driver version: %d.%d.%d\n", CPIA_MAJ_VER, CPIA_MIN_VER, CPIA_PATCH_VER); out += sprintf(out, "CPIA Version: %d.%02d (%d.%d)\n", - cam->params.version.firmwareVersion, - cam->params.version.firmwareRevision, - cam->params.version.vcVersion, - cam->params.version.vcRevision); + cam->params.version.firmwareVersion, + cam->params.version.firmwareRevision, + cam->params.version.vcVersion, + cam->params.version.vcRevision); out += sprintf(out, "CPIA PnP-ID: %04x:%04x:%04x\n", - cam->params.pnpID.vendor, cam->params.pnpID.product, - cam->params.pnpID.deviceRevision); + cam->params.pnpID.vendor, cam->params.pnpID.product, + cam->params.pnpID.deviceRevision); out += sprintf(out, "VP-Version: %d.%d %04x\n", - cam->params.vpVersion.vpVersion, - cam->params.vpVersion.vpRevision, - cam->params.vpVersion.cameraHeadID); - + cam->params.vpVersion.vpVersion, + cam->params.vpVersion.vpRevision, + cam->params.vpVersion.cameraHeadID); + out += sprintf(out, "system_state: %#04x\n", - cam->params.status.systemState); + cam->params.status.systemState); out += sprintf(out, "grab_state: %#04x\n", - cam->params.status.grabState); + cam->params.status.grabState); out += sprintf(out, "stream_state: %#04x\n", - cam->params.status.streamState); + cam->params.status.streamState); out += sprintf(out, "fatal_error: %#04x\n", - cam->params.status.fatalError); + cam->params.status.fatalError); out += sprintf(out, "cmd_error: %#04x\n", - cam->params.status.cmdError); + cam->params.status.cmdError); out += sprintf(out, "debug_flags: %#04x\n", - cam->params.status.debugFlags); + cam->params.status.debugFlags); out += sprintf(out, "vp_status: %#04x\n", - cam->params.status.vpStatus); + cam->params.status.vpStatus); out += sprintf(out, "error_code: %#04x\n", - cam->params.status.errorCode); + cam->params.status.errorCode); /* QX3 specific entries */ if (cam->params.qx3.qx3_detected) { out += sprintf(out, "button: %4d\n", - cam->params.qx3.button); + cam->params.qx3.button); out += sprintf(out, "cradled: %4d\n", - cam->params.qx3.cradled); + cam->params.qx3.cradled); } out += sprintf(out, "video_size: %s\n", - cam->params.format.videoSize == VIDEOSIZE_CIF ? + cam->params.format.videoSize == VIDEOSIZE_CIF ? "CIF " : "QCIF"); out += sprintf(out, "roi: (%3d, %3d) to (%3d, %3d)\n", - cam->params.roi.colStart*8, - cam->params.roi.rowStart*4, - cam->params.roi.colEnd*8, - cam->params.roi.rowEnd*4); + cam->params.roi.colStart*8, + cam->params.roi.rowStart*4, + cam->params.roi.colEnd*8, + cam->params.roi.rowEnd*4); out += sprintf(out, "actual_fps: %3d\n", cam->fps); out += sprintf(out, "transfer_rate: %4dkB/s\n", - cam->transfer_rate); - + cam->transfer_rate); + out += sprintf(out, "\nread-write\n"); out += sprintf(out, "----------------------- current min" - " max default comment\n"); + " max default comment\n"); out += sprintf(out, "brightness: %8d %8d %8d %8d\n", - cam->params.colourParams.brightness, 0, 100, 50); + cam->params.colourParams.brightness, 0, 100, 50); if (cam->params.version.firmwareVersion == 1 && cam->params.version.firmwareRevision == 2) /* 1-02 firmware limits contrast to 80 */ @@ -336,26 +336,26 @@ static int cpia_read_proc(char *page, char **start, off_t off, tmp = 96; out += sprintf(out, "contrast: %8d %8d %8d %8d" - " steps of 8\n", - cam->params.colourParams.contrast, 0, tmp, 48); + " steps of 8\n", + cam->params.colourParams.contrast, 0, tmp, 48); out += sprintf(out, "saturation: %8d %8d %8d %8d\n", - cam->params.colourParams.saturation, 0, 100, 50); + cam->params.colourParams.saturation, 0, 100, 50); tmp = (25000+5000*cam->params.sensorFps.baserate)/ (1<<cam->params.sensorFps.divisor); out += sprintf(out, "sensor_fps: %4d.%03d %8d %8d %8d\n", - tmp/1000, tmp%1000, 3, 30, 15); + tmp/1000, tmp%1000, 3, 30, 15); out += sprintf(out, "stream_start_line: %8d %8d %8d %8d\n", - 2*cam->params.streamStartLine, 0, + 2*cam->params.streamStartLine, 0, cam->params.format.videoSize == VIDEOSIZE_CIF ? 288:144, cam->params.format.videoSize == VIDEOSIZE_CIF ? 240:120); out += sprintf(out, "sub_sample: %8s %8s %8s %8s\n", - cam->params.format.subSample == SUBSAMPLE_420 ? + cam->params.format.subSample == SUBSAMPLE_420 ? "420" : "422", "420", "422", "422"); out += sprintf(out, "yuv_order: %8s %8s %8s %8s\n", - cam->params.format.yuvOrder == YUVORDER_YUYV ? + cam->params.format.yuvOrder == YUVORDER_YUYV ? "YUYV" : "UYVY", "YUYV" , "UYVY", "YUYV"); out += sprintf(out, "ecp_timing: %8s %8s %8s %8s\n", - cam->params.ecpTiming ? "slow" : "normal", "slow", + cam->params.ecpTiming ? "slow" : "normal", "slow", "normal", "normal"); if (cam->params.colourBalance.balanceMode == 2) { @@ -366,11 +366,11 @@ static int cpia_read_proc(char *page, char **start, off_t off, out += sprintf(out, "color_balance_mode: %8s %8s %8s" " %8s\n", tmpstr, "manual", "auto", "auto"); out += sprintf(out, "red_gain: %8d %8d %8d %8d\n", - cam->params.colourBalance.redGain, 0, 212, 32); + cam->params.colourBalance.redGain, 0, 212, 32); out += sprintf(out, "green_gain: %8d %8d %8d %8d\n", - cam->params.colourBalance.greenGain, 0, 212, 6); + cam->params.colourBalance.greenGain, 0, 212, 6); out += sprintf(out, "blue_gain: %8d %8d %8d %8d\n", - cam->params.colourBalance.blueGain, 0, 212, 92); + cam->params.colourBalance.blueGain, 0, 212, 92); if (cam->params.version.firmwareVersion == 1 && cam->params.version.firmwareRevision == 2) @@ -381,11 +381,11 @@ static int cpia_read_proc(char *page, char **start, off_t off, if (cam->params.exposure.gainMode == 0) out += sprintf(out, "max_gain: unknown %28s" - " powers of 2\n", tmpstr); + " powers of 2\n", tmpstr); else out += sprintf(out, "max_gain: %8d %28s" " 1,2,4 or 8 \n", - 1<<(cam->params.exposure.gainMode-1), tmpstr); + 1<<(cam->params.exposure.gainMode-1), tmpstr); switch(cam->params.exposure.expMode) { case 1: @@ -402,10 +402,10 @@ static int cpia_read_proc(char *page, char **start, off_t off, out += sprintf(out, "exposure_mode: %8s %8s %8s" " %8s\n", tmpstr, "manual", "auto", "auto"); out += sprintf(out, "centre_weight: %8s %8s %8s %8s\n", - (2-cam->params.exposure.centreWeight) ? "on" : "off", - "off", "on", "on"); + (2-cam->params.exposure.centreWeight) ? "on" : "off", + "off", "on", "on"); out += sprintf(out, "gain: %8d %8d max_gain %8d 1,2,4,8 possible\n", - 1<<cam->params.exposure.gain, 1, 1); + 1<<cam->params.exposure.gain, 1, 1); if (cam->params.version.firmwareVersion == 1 && cam->params.version.firmwareRevision == 2) /* 1-02 firmware limits fineExp/2 to 127 */ @@ -414,7 +414,7 @@ static int cpia_read_proc(char *page, char **start, off_t off, tmp = 510; out += sprintf(out, "fine_exp: %8d %8d %8d %8d\n", - cam->params.exposure.fineExp*2, 0, tmp, 0); + cam->params.exposure.fineExp*2, 0, tmp, 0); if (cam->params.version.firmwareVersion == 1 && cam->params.version.firmwareRevision == 2) /* 1-02 firmware limits coarseExpHi to 0 */ @@ -426,46 +426,46 @@ static int cpia_read_proc(char *page, char **start, off_t off, " %8d\n", cam->params.exposure.coarseExpLo+ 256*cam->params.exposure.coarseExpHi, 0, tmp, 185); out += sprintf(out, "red_comp: %8d %8d %8d %8d\n", - cam->params.exposure.redComp, COMP_RED, 255, COMP_RED); + cam->params.exposure.redComp, COMP_RED, 255, COMP_RED); out += sprintf(out, "green1_comp: %8d %8d %8d %8d\n", - cam->params.exposure.green1Comp, COMP_GREEN1, 255, + cam->params.exposure.green1Comp, COMP_GREEN1, 255, COMP_GREEN1); out += sprintf(out, "green2_comp: %8d %8d %8d %8d\n", - cam->params.exposure.green2Comp, COMP_GREEN2, 255, + cam->params.exposure.green2Comp, COMP_GREEN2, 255, COMP_GREEN2); out += sprintf(out, "blue_comp: %8d %8d %8d %8d\n", - cam->params.exposure.blueComp, COMP_BLUE, 255, COMP_BLUE); - + cam->params.exposure.blueComp, COMP_BLUE, 255, COMP_BLUE); + out += sprintf(out, "apcor_gain1: %#8x %#8x %#8x %#8x\n", - cam->params.apcor.gain1, 0, 0xff, 0x1c); + cam->params.apcor.gain1, 0, 0xff, 0x1c); out += sprintf(out, "apcor_gain2: %#8x %#8x %#8x %#8x\n", - cam->params.apcor.gain2, 0, 0xff, 0x1a); + cam->params.apcor.gain2, 0, 0xff, 0x1a); out += sprintf(out, "apcor_gain4: %#8x %#8x %#8x %#8x\n", - cam->params.apcor.gain4, 0, 0xff, 0x2d); + cam->params.apcor.gain4, 0, 0xff, 0x2d); out += sprintf(out, "apcor_gain8: %#8x %#8x %#8x %#8x\n", - cam->params.apcor.gain8, 0, 0xff, 0x2a); + cam->params.apcor.gain8, 0, 0xff, 0x2a); out += sprintf(out, "vl_offset_gain1: %8d %8d %8d %8d\n", - cam->params.vlOffset.gain1, 0, 255, 24); + cam->params.vlOffset.gain1, 0, 255, 24); out += sprintf(out, "vl_offset_gain2: %8d %8d %8d %8d\n", - cam->params.vlOffset.gain2, 0, 255, 28); + cam->params.vlOffset.gain2, 0, 255, 28); out += sprintf(out, "vl_offset_gain4: %8d %8d %8d %8d\n", - cam->params.vlOffset.gain4, 0, 255, 30); + cam->params.vlOffset.gain4, 0, 255, 30); out += sprintf(out, "vl_offset_gain8: %8d %8d %8d %8d\n", - cam->params.vlOffset.gain8, 0, 255, 30); + cam->params.vlOffset.gain8, 0, 255, 30); out += sprintf(out, "flicker_control: %8s %8s %8s %8s\n", - cam->params.flickerControl.flickerMode ? "on" : "off", + cam->params.flickerControl.flickerMode ? "on" : "off", "off", "on", "off"); out += sprintf(out, "mains_frequency: %8d %8d %8d %8d" - " only 50/60\n", - cam->mainsFreq ? 60 : 50, 50, 60, 50); + " only 50/60\n", + cam->mainsFreq ? 60 : 50, 50, 60, 50); if(cam->params.flickerControl.allowableOverExposure < 0) out += sprintf(out, "allowable_overexposure: %4dauto auto %8d auto\n", - -cam->params.flickerControl.allowableOverExposure, - 255); + -cam->params.flickerControl.allowableOverExposure, + 255); else out += sprintf(out, "allowable_overexposure: %8d auto %8d auto\n", - cam->params.flickerControl.allowableOverExposure, - 255); + cam->params.flickerControl.allowableOverExposure, + 255); out += sprintf(out, "compression_mode: "); switch(cam->params.compression.mode) { case CPIA_COMPRESSION_NONE: @@ -483,52 +483,52 @@ static int cpia_read_proc(char *page, char **start, off_t off, } out += sprintf(out, " none,auto,manual auto\n"); out += sprintf(out, "decimation_enable: %8s %8s %8s %8s\n", - cam->params.compression.decimation == - DECIMATION_ENAB ? "on":"off", "off", "on", + cam->params.compression.decimation == + DECIMATION_ENAB ? "on":"off", "off", "on", "off"); out += sprintf(out, "compression_target: %9s %9s %9s %9s\n", - cam->params.compressionTarget.frTargeting == + cam->params.compressionTarget.frTargeting == CPIA_COMPRESSION_TARGET_FRAMERATE ? "framerate":"quality", "framerate", "quality", "quality"); out += sprintf(out, "target_framerate: %8d %8d %8d %8d\n", - cam->params.compressionTarget.targetFR, 1, 30, 15); + cam->params.compressionTarget.targetFR, 1, 30, 15); out += sprintf(out, "target_quality: %8d %8d %8d %8d\n", - cam->params.compressionTarget.targetQ, 1, 64, 5); + cam->params.compressionTarget.targetQ, 1, 64, 5); out += sprintf(out, "y_threshold: %8d %8d %8d %8d\n", - cam->params.yuvThreshold.yThreshold, 0, 31, 6); + cam->params.yuvThreshold.yThreshold, 0, 31, 6); out += sprintf(out, "uv_threshold: %8d %8d %8d %8d\n", - cam->params.yuvThreshold.uvThreshold, 0, 31, 6); + cam->params.yuvThreshold.uvThreshold, 0, 31, 6); out += sprintf(out, "hysteresis: %8d %8d %8d %8d\n", - cam->params.compressionParams.hysteresis, 0, 255, 3); + cam->params.compressionParams.hysteresis, 0, 255, 3); out += sprintf(out, "threshold_max: %8d %8d %8d %8d\n", - cam->params.compressionParams.threshMax, 0, 255, 11); + cam->params.compressionParams.threshMax, 0, 255, 11); out += sprintf(out, "small_step: %8d %8d %8d %8d\n", - cam->params.compressionParams.smallStep, 0, 255, 1); + cam->params.compressionParams.smallStep, 0, 255, 1); out += sprintf(out, "large_step: %8d %8d %8d %8d\n", - cam->params.compressionParams.largeStep, 0, 255, 3); + cam->params.compressionParams.largeStep, 0, 255, 3); out += sprintf(out, "decimation_hysteresis: %8d %8d %8d %8d\n", - cam->params.compressionParams.decimationHysteresis, + cam->params.compressionParams.decimationHysteresis, 0, 255, 2); out += sprintf(out, "fr_diff_step_thresh: %8d %8d %8d %8d\n", - cam->params.compressionParams.frDiffStepThresh, + cam->params.compressionParams.frDiffStepThresh, 0, 255, 5); out += sprintf(out, "q_diff_step_thresh: %8d %8d %8d %8d\n", - cam->params.compressionParams.qDiffStepThresh, + cam->params.compressionParams.qDiffStepThresh, 0, 255, 3); out += sprintf(out, "decimation_thresh_mod: %8d %8d %8d %8d\n", - cam->params.compressionParams.decimationThreshMod, + cam->params.compressionParams.decimationThreshMod, 0, 255, 2); /* QX3 specific entries */ if (cam->params.qx3.qx3_detected) { - out += sprintf(out, "toplight: %8s %8s %8s %8s\n", - cam->params.qx3.toplight ? "on" : "off", + out += sprintf(out, "toplight: %8s %8s %8s %8s\n", + cam->params.qx3.toplight ? "on" : "off", "off", "on", "off"); - out += sprintf(out, "bottomlight: %8s %8s %8s %8s\n", - cam->params.qx3.bottomlight ? "on" : "off", + out += sprintf(out, "bottomlight: %8s %8s %8s %8s\n", + cam->params.qx3.bottomlight ? "on" : "off", "off", "on", "off"); } - + len = out - page; len -= off; if (len < count) { @@ -543,7 +543,7 @@ static int cpia_read_proc(char *page, char **start, off_t off, static int match(char *checkstr, char **buffer, unsigned long *count, - int *find_colon, int *err) + int *find_colon, int *err) { int ret, colon_found = 1; int len = strlen(checkstr); @@ -583,7 +583,7 @@ static unsigned long int value(char **buffer, unsigned long *count, int *err) } static int cpia_write_proc(struct file *file, const char __user *buf, - unsigned long count, void *data) + unsigned long count, void *data) { struct cam_data *cam = data; struct cam_params new_params; @@ -619,12 +619,12 @@ static int cpia_write_proc(struct file *file, const char __user *buf, retval = -EINVAL; goto out; } - + buffer = page; - - if (down_interruptible(&cam->param_lock)) + + if (mutex_lock_interruptible(&cam->param_lock)) return -ERESTARTSYS; - + /* * Skip over leading whitespace */ @@ -632,15 +632,15 @@ static int cpia_write_proc(struct file *file, const char __user *buf, --count; ++buffer; } - + memcpy(&new_params, &cam->params, sizeof(struct cam_params)); new_mains = cam->mainsFreq; - + #define MATCH(x) (match(x, &buffer, &count, &find_colon, &retval)) #define VALUE (value(&buffer,&count, &retval)) #define FIRMWARE_VERSION(x,y) (new_params.version.firmwareVersion == (x) && \ - new_params.version.firmwareRevision == (y)) - + new_params.version.firmwareRevision == (y)) + retval = 0; while (count && !retval) { find_colon = 1; @@ -656,7 +656,7 @@ static int cpia_write_proc(struct file *file, const char __user *buf, } command_flags |= COMMAND_SETCOLOURPARAMS; if(new_params.flickerControl.allowableOverExposure < 0) - new_params.flickerControl.allowableOverExposure = + new_params.flickerControl.allowableOverExposure = -find_over_exposure(new_params.colourParams.brightness); if(new_params.flickerControl.flickerMode != 0) command_flags |= COMMAND_SETFLICKERCTRL; @@ -721,7 +721,7 @@ static int cpia_write_proc(struct file *file, const char __user *buf, /* Either base rate would work here */ new_params.sensorFps.baserate = 1; } - new_params.flickerControl.coarseJump = + new_params.flickerControl.coarseJump = flicker_jumps[new_mains] [new_params.sensorFps.baserate] [new_params.sensorFps.divisor]; @@ -1085,7 +1085,7 @@ static int cpia_write_proc(struct file *file, const char __user *buf, } else if (MATCH("mains_frequency")) { if (!retval && MATCH("50")) { new_mains = 0; - new_params.flickerControl.coarseJump = + new_params.flickerControl.coarseJump = flicker_jumps[new_mains] [new_params.sensorFps.baserate] [new_params.sensorFps.divisor]; @@ -1093,7 +1093,7 @@ static int cpia_write_proc(struct file *file, const char __user *buf, command_flags |= COMMAND_SETFLICKERCTRL; } else if (!retval && MATCH("60")) { new_mains = 1; - new_params.flickerControl.coarseJump = + new_params.flickerControl.coarseJump = flicker_jumps[new_mains] [new_params.sensorFps.baserate] [new_params.sensorFps.divisor]; @@ -1103,7 +1103,7 @@ static int cpia_write_proc(struct file *file, const char __user *buf, retval = -EINVAL; } else if (MATCH("allowable_overexposure")) { if (!retval && MATCH("auto")) { - new_params.flickerControl.allowableOverExposure = + new_params.flickerControl.allowableOverExposure = -find_over_exposure(new_params.colourParams.brightness); if(new_params.flickerControl.flickerMode != 0) command_flags |= COMMAND_SETFLICKERCTRL; @@ -1146,10 +1146,10 @@ static int cpia_write_proc(struct file *file, const char __user *buf, command_flags |= COMMAND_SETCOMPRESSION; } else if (MATCH("compression_target")) { if (!retval && MATCH("quality")) - new_params.compressionTarget.frTargeting = + new_params.compressionTarget.frTargeting = CPIA_COMPRESSION_TARGET_QUALITY; else if (!retval && MATCH("framerate")) - new_params.compressionTarget.frTargeting = + new_params.compressionTarget.frTargeting = CPIA_COMPRESSION_TARGET_FRAMERATE; else retval = -EINVAL; @@ -1173,7 +1173,7 @@ static int cpia_write_proc(struct file *file, const char __user *buf, if (!retval) { if(val > 0 && val <= 64) new_params.compressionTarget.targetQ = val; - else + else retval = -EINVAL; } command_flags |= COMMAND_SETCOMPRESSIONTARGET; @@ -1288,19 +1288,19 @@ static int cpia_write_proc(struct file *file, const char __user *buf, } command_flags |= COMMAND_SETCOMPRESSIONPARAMS; } else if (MATCH("toplight")) { - if (!retval && MATCH("on")) + if (!retval && MATCH("on")) new_params.qx3.toplight = 1; else if (!retval && MATCH("off")) new_params.qx3.toplight = 0; - else + else retval = -EINVAL; command_flags |= COMMAND_SETLIGHTS; } else if (MATCH("bottomlight")) { - if (!retval && MATCH("on")) + if (!retval && MATCH("on")) new_params.qx3.bottomlight = 1; - else if (!retval && MATCH("off")) + else if (!retval && MATCH("off")) new_params.qx3.bottomlight = 0; - else + else retval = -EINVAL; command_flags |= COMMAND_SETLIGHTS; } else { @@ -1326,7 +1326,7 @@ static int cpia_write_proc(struct file *file, const char __user *buf, } } } -#undef MATCH +#undef MATCH #undef VALUE #undef FIRMWARE_VERSION if (!retval) { @@ -1349,24 +1349,24 @@ static int cpia_write_proc(struct file *file, const char __user *buf, retval = size; } else DBG("error: %d\n", retval); - - up(&cam->param_lock); - + + mutex_unlock(&cam->param_lock); + out: free_page((unsigned long)page); - return retval; + return retval; } static void create_proc_cpia_cam(struct cam_data *cam) { char name[7]; struct proc_dir_entry *ent; - + if (!cpia_proc_root || !cam) return; sprintf(name, "video%d", cam->vdev.minor); - + ent = create_proc_entry(name, S_IFREG|S_IRUGO|S_IWUSR, cpia_proc_root); if (!ent) return; @@ -1374,9 +1374,9 @@ static void create_proc_cpia_cam(struct cam_data *cam) ent->data = cam; ent->read_proc = cpia_read_proc; ent->write_proc = cpia_write_proc; - /* + /* size of the proc entry is 3736 bytes for the standard webcam; - the extra features of the QX3 microscope add 189 bytes. + the extra features of the QX3 microscope add 189 bytes. (we have not yet probed the camera to see which type it is). */ ent->size = 3736 + 189; @@ -1386,10 +1386,10 @@ static void create_proc_cpia_cam(struct cam_data *cam) static void destroy_proc_cpia_cam(struct cam_data *cam) { char name[7]; - + if (!cam || !cam->proc_entry) return; - + sprintf(name, "video%d", cam->vdev.minor); remove_proc_entry(name, cpia_proc_root); cam->proc_entry = NULL; @@ -1596,13 +1596,13 @@ static void set_vw_size(struct cam_data *cam) cam->vc.width = cam->vw.width; if(cam->vc.height == 0) cam->vc.height = cam->vw.height; - + cam->params.roi.colStart += cam->vc.x >> 3; cam->params.roi.colEnd = cam->params.roi.colStart + - (cam->vc.width >> 3); + (cam->vc.width >> 3); cam->params.roi.rowStart += cam->vc.y >> 2; cam->params.roi.rowEnd = cam->params.roi.rowStart + - (cam->vc.height >> 2); + (cam->vc.height >> 2); return; } @@ -1624,7 +1624,7 @@ static int allocate_frame_buf(struct cam_data *cam) static int free_frame_buf(struct cam_data *cam) { int i; - + rvfree(cam->frame_buf, FRAME_NUM*CPIA_MAX_FRAME_SIZE); cam->frame_buf = NULL; for (i=0; i < FRAME_NUM; i++) @@ -1664,10 +1664,10 @@ static int do_command(struct cam_data *cam, u16 command, u8 a, u8 b, u8 c, u8 d) case CPIA_COMMAND_GetColourParams: case CPIA_COMMAND_GetColourBalance: case CPIA_COMMAND_GetExposure: - down(&cam->param_lock); + mutex_lock(&cam->param_lock); datasize=8; break; - case CPIA_COMMAND_ReadMCPorts: + case CPIA_COMMAND_ReadMCPorts: case CPIA_COMMAND_ReadVCRegs: datasize = 4; break; @@ -1691,7 +1691,7 @@ static int do_command(struct cam_data *cam, u16 command, u8 a, u8 b, u8 c, u8 d) if (command == CPIA_COMMAND_GetColourParams || command == CPIA_COMMAND_GetColourBalance || command == CPIA_COMMAND_GetExposure) - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); } else { switch(command) { case CPIA_COMMAND_GetCPIAVersion: @@ -1726,13 +1726,13 @@ static int do_command(struct cam_data *cam, u16 command, u8 a, u8 b, u8 c, u8 d) cam->params.colourParams.brightness = data[0]; cam->params.colourParams.contrast = data[1]; cam->params.colourParams.saturation = data[2]; - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); break; case CPIA_COMMAND_GetColourBalance: cam->params.colourBalance.redGain = data[0]; cam->params.colourBalance.greenGain = data[1]; cam->params.colourBalance.blueGain = data[2]; - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); break; case CPIA_COMMAND_GetExposure: cam->params.exposure.gain = data[0]; @@ -1743,13 +1743,13 @@ static int do_command(struct cam_data *cam, u16 command, u8 a, u8 b, u8 c, u8 d) cam->params.exposure.green1Comp = data[5]; cam->params.exposure.green2Comp = data[6]; cam->params.exposure.blueComp = data[7]; - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); break; - case CPIA_COMMAND_ReadMCPorts: - if (!cam->params.qx3.qx3_detected) + case CPIA_COMMAND_ReadMCPorts: + if (!cam->params.qx3.qx3_detected) break; - /* test button press */ + /* test button press */ cam->params.qx3.button = ((data[1] & 0x02) == 0); if (cam->params.qx3.button) { /* button pressed - unlock the latch */ @@ -1770,9 +1770,9 @@ static int do_command(struct cam_data *cam, u16 command, u8 a, u8 b, u8 c, u8 d) /* send a command to the camera with an additional data transaction */ static int do_command_extended(struct cam_data *cam, u16 command, - u8 a, u8 b, u8 c, u8 d, - u8 e, u8 f, u8 g, u8 h, - u8 i, u8 j, u8 k, u8 l) + u8 a, u8 b, u8 c, u8 d, + u8 e, u8 f, u8 g, u8 h, + u8 i, u8 j, u8 k, u8 l) { int retval; u8 cmd[8], data[8]; @@ -1809,10 +1809,10 @@ static int do_command_extended(struct cam_data *cam, u16 command, #define LIMIT(x) ((((x)>0xffffff)?0xff0000:(((x)<=0xffff)?0:(x)&0xff0000))>>16) static int convert420(unsigned char *yuv, unsigned char *rgb, int out_fmt, - int linesize, int mmap_kludge) + int linesize, int mmap_kludge) { int y, u, v, r, g, b, y1; - + /* Odd lines use the same u and v as the previous line. * Because of compression, it is necessary to get this * information from the decoded image. */ @@ -1925,7 +1925,7 @@ static int convert420(unsigned char *yuv, unsigned char *rgb, int out_fmt, static int yuvconvert(unsigned char *yuv, unsigned char *rgb, int out_fmt, - int in_uyvy, int mmap_kludge) + int in_uyvy, int mmap_kludge) { int y, u, v, r, g, b, y1; @@ -2059,7 +2059,7 @@ static int parse_picture(struct cam_data *cam, int size) int rows, cols, linesize, subsample_422; /* make sure params don't change while we are decoding */ - down(&cam->param_lock); + mutex_lock(&cam->param_lock); obuf = cam->decompressed_frame.data; end_obuf = obuf+CPIA_MAX_FRAME_SIZE; @@ -2069,55 +2069,55 @@ static int parse_picture(struct cam_data *cam, int size) if ((ibuf[0] != MAGIC_0) || (ibuf[1] != MAGIC_1)) { LOG("header not found\n"); - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return -1; } if ((ibuf[16] != VIDEOSIZE_QCIF) && (ibuf[16] != VIDEOSIZE_CIF)) { LOG("wrong video size\n"); - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return -1; } - + if (ibuf[17] != SUBSAMPLE_420 && ibuf[17] != SUBSAMPLE_422) { LOG("illegal subtype %d\n",ibuf[17]); - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return -1; } subsample_422 = ibuf[17] == SUBSAMPLE_422; - + if (ibuf[18] != YUVORDER_YUYV && ibuf[18] != YUVORDER_UYVY) { LOG("illegal yuvorder %d\n",ibuf[18]); - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return -1; } in_uyvy = ibuf[18] == YUVORDER_UYVY; - + if ((ibuf[24] != cam->params.roi.colStart) || (ibuf[25] != cam->params.roi.colEnd) || (ibuf[26] != cam->params.roi.rowStart) || (ibuf[27] != cam->params.roi.rowEnd)) { LOG("ROI mismatch\n"); - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return -1; } cols = 8*(ibuf[25] - ibuf[24]); rows = 4*(ibuf[27] - ibuf[26]); - + if ((ibuf[28] != NOT_COMPRESSED) && (ibuf[28] != COMPRESSED)) { LOG("illegal compression %d\n",ibuf[28]); - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return -1; } compressed = (ibuf[28] == COMPRESSED); - + if (ibuf[29] != NO_DECIMATION && ibuf[29] != DECIMATION_ENAB) { LOG("illegal decimation %d\n",ibuf[29]); - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return -1; } - decimation = (ibuf[29] == DECIMATION_ENAB); + decimation = (ibuf[29] == DECIMATION_ENAB); cam->params.yuvThreshold.yThreshold = ibuf[30]; cam->params.yuvThreshold.uvThreshold = ibuf[31]; @@ -2130,8 +2130,8 @@ static int parse_picture(struct cam_data *cam, int size) cam->params.status.vpStatus = ibuf[38]; cam->params.status.errorCode = ibuf[39]; cam->fps = ibuf[41]; - up(&cam->param_lock); - + mutex_unlock(&cam->param_lock); + linesize = skipcount(cols, out_fmt); ibuf += FRAME_HEADER_SIZE; size -= FRAME_HEADER_SIZE; @@ -2150,14 +2150,14 @@ static int parse_picture(struct cam_data *cam, int size) if (!compressed || (compressed && !(*ibuf & 1))) { if(subsample_422 || even_line) { obuf += yuvconvert(ibuf, obuf, out_fmt, - in_uyvy, cam->mmap_kludge); + in_uyvy, cam->mmap_kludge); ibuf += 4; ll -= 4; } else { /* SUBSAMPLE_420 on an odd line */ obuf += convert420(ibuf, obuf, - out_fmt, linesize, - cam->mmap_kludge); + out_fmt, linesize, + cam->mmap_kludge); ibuf += 2; ll -= 2; } @@ -2183,7 +2183,7 @@ static int parse_picture(struct cam_data *cam, int size) if ((size > 3) && (ibuf[0] == EOI) && (ibuf[1] == EOI) && (ibuf[2] == EOI) && (ibuf[3] == EOI)) { - size -= 4; + size -= 4; break; } @@ -2204,7 +2204,7 @@ static int parse_picture(struct cam_data *cam, int size) return -1; } } - + if(decimation) { /* interpolate odd rows */ int i, j; @@ -2233,7 +2233,7 @@ static int parse_picture(struct cam_data *cam, int size) static inline int init_stream_cap(struct cam_data *cam) { return do_command(cam, CPIA_COMMAND_InitStreamCap, - 0, cam->params.streamStartLine, 0, 0); + 0, cam->params.streamStartLine, 0, 0); } @@ -2254,7 +2254,7 @@ static int find_over_exposure(int brightness) int MaxAllowableOverExposure, OverExposure; MaxAllowableOverExposure = FLICKER_MAX_EXPOSURE - brightness - - FLICKER_BRIGHTNESS_CONSTANT; + FLICKER_BRIGHTNESS_CONSTANT; if (MaxAllowableOverExposure < FLICKER_ALLOWABLE_OVER_EXPOSURE) { OverExposure = MaxAllowableOverExposure; @@ -2271,71 +2271,71 @@ static int find_over_exposure(int brightness) /* update various camera modes and settings */ static void dispatch_commands(struct cam_data *cam) { - down(&cam->param_lock); + mutex_lock(&cam->param_lock); if (cam->cmd_queue==COMMAND_NONE) { - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return; } DEB_BYTE(cam->cmd_queue); DEB_BYTE(cam->cmd_queue>>8); if (cam->cmd_queue & COMMAND_SETFORMAT) { do_command(cam, CPIA_COMMAND_SetFormat, - cam->params.format.videoSize, - cam->params.format.subSample, - cam->params.format.yuvOrder, 0); + cam->params.format.videoSize, + cam->params.format.subSample, + cam->params.format.yuvOrder, 0); do_command(cam, CPIA_COMMAND_SetROI, - cam->params.roi.colStart, cam->params.roi.colEnd, - cam->params.roi.rowStart, cam->params.roi.rowEnd); + cam->params.roi.colStart, cam->params.roi.colEnd, + cam->params.roi.rowStart, cam->params.roi.rowEnd); cam->first_frame = 1; } if (cam->cmd_queue & COMMAND_SETCOLOURPARAMS) do_command(cam, CPIA_COMMAND_SetColourParams, - cam->params.colourParams.brightness, - cam->params.colourParams.contrast, - cam->params.colourParams.saturation, 0); + cam->params.colourParams.brightness, + cam->params.colourParams.contrast, + cam->params.colourParams.saturation, 0); if (cam->cmd_queue & COMMAND_SETAPCOR) do_command(cam, CPIA_COMMAND_SetApcor, - cam->params.apcor.gain1, - cam->params.apcor.gain2, - cam->params.apcor.gain4, - cam->params.apcor.gain8); + cam->params.apcor.gain1, + cam->params.apcor.gain2, + cam->params.apcor.gain4, + cam->params.apcor.gain8); if (cam->cmd_queue & COMMAND_SETVLOFFSET) do_command(cam, CPIA_COMMAND_SetVLOffset, - cam->params.vlOffset.gain1, - cam->params.vlOffset.gain2, - cam->params.vlOffset.gain4, - cam->params.vlOffset.gain8); + cam->params.vlOffset.gain1, + cam->params.vlOffset.gain2, + cam->params.vlOffset.gain4, + cam->params.vlOffset.gain8); if (cam->cmd_queue & COMMAND_SETEXPOSURE) { do_command_extended(cam, CPIA_COMMAND_SetExposure, - cam->params.exposure.gainMode, - 1, - cam->params.exposure.compMode, - cam->params.exposure.centreWeight, - cam->params.exposure.gain, - cam->params.exposure.fineExp, - cam->params.exposure.coarseExpLo, - cam->params.exposure.coarseExpHi, - cam->params.exposure.redComp, - cam->params.exposure.green1Comp, - cam->params.exposure.green2Comp, - cam->params.exposure.blueComp); + cam->params.exposure.gainMode, + 1, + cam->params.exposure.compMode, + cam->params.exposure.centreWeight, + cam->params.exposure.gain, + cam->params.exposure.fineExp, + cam->params.exposure.coarseExpLo, + cam->params.exposure.coarseExpHi, + cam->params.exposure.redComp, + cam->params.exposure.green1Comp, + cam->params.exposure.green2Comp, + cam->params.exposure.blueComp); if(cam->params.exposure.expMode != 1) { do_command_extended(cam, CPIA_COMMAND_SetExposure, - 0, - cam->params.exposure.expMode, - 0, 0, - cam->params.exposure.gain, - cam->params.exposure.fineExp, - cam->params.exposure.coarseExpLo, - cam->params.exposure.coarseExpHi, - 0, 0, 0, 0); + 0, + cam->params.exposure.expMode, + 0, 0, + cam->params.exposure.gain, + cam->params.exposure.fineExp, + cam->params.exposure.coarseExpLo, + cam->params.exposure.coarseExpHi, + 0, 0, 0, 0); } } - + if (cam->cmd_queue & COMMAND_SETCOLOURBALANCE) { if (cam->params.colourBalance.balanceMode == 1) { do_command(cam, CPIA_COMMAND_SetColourBalance, @@ -2358,47 +2358,47 @@ static void dispatch_commands(struct cam_data *cam) if (cam->cmd_queue & COMMAND_SETCOMPRESSIONTARGET) do_command(cam, CPIA_COMMAND_SetCompressionTarget, - cam->params.compressionTarget.frTargeting, - cam->params.compressionTarget.targetFR, - cam->params.compressionTarget.targetQ, 0); + cam->params.compressionTarget.frTargeting, + cam->params.compressionTarget.targetFR, + cam->params.compressionTarget.targetQ, 0); if (cam->cmd_queue & COMMAND_SETYUVTHRESH) do_command(cam, CPIA_COMMAND_SetYUVThresh, - cam->params.yuvThreshold.yThreshold, - cam->params.yuvThreshold.uvThreshold, 0, 0); + cam->params.yuvThreshold.yThreshold, + cam->params.yuvThreshold.uvThreshold, 0, 0); if (cam->cmd_queue & COMMAND_SETCOMPRESSIONPARAMS) do_command_extended(cam, CPIA_COMMAND_SetCompressionParams, - 0, 0, 0, 0, - cam->params.compressionParams.hysteresis, - cam->params.compressionParams.threshMax, - cam->params.compressionParams.smallStep, - cam->params.compressionParams.largeStep, - cam->params.compressionParams.decimationHysteresis, - cam->params.compressionParams.frDiffStepThresh, - cam->params.compressionParams.qDiffStepThresh, - cam->params.compressionParams.decimationThreshMod); + 0, 0, 0, 0, + cam->params.compressionParams.hysteresis, + cam->params.compressionParams.threshMax, + cam->params.compressionParams.smallStep, + cam->params.compressionParams.largeStep, + cam->params.compressionParams.decimationHysteresis, + cam->params.compressionParams.frDiffStepThresh, + cam->params.compressionParams.qDiffStepThresh, + cam->params.compressionParams.decimationThreshMod); if (cam->cmd_queue & COMMAND_SETCOMPRESSION) do_command(cam, CPIA_COMMAND_SetCompression, - cam->params.compression.mode, + cam->params.compression.mode, cam->params.compression.decimation, 0, 0); if (cam->cmd_queue & COMMAND_SETSENSORFPS) do_command(cam, CPIA_COMMAND_SetSensorFPS, - cam->params.sensorFps.divisor, - cam->params.sensorFps.baserate, 0, 0); + cam->params.sensorFps.divisor, + cam->params.sensorFps.baserate, 0, 0); if (cam->cmd_queue & COMMAND_SETFLICKERCTRL) do_command(cam, CPIA_COMMAND_SetFlickerCtrl, - cam->params.flickerControl.flickerMode, - cam->params.flickerControl.coarseJump, - abs(cam->params.flickerControl.allowableOverExposure), - 0); + cam->params.flickerControl.flickerMode, + cam->params.flickerControl.coarseJump, + abs(cam->params.flickerControl.allowableOverExposure), + 0); if (cam->cmd_queue & COMMAND_SETECPTIMING) do_command(cam, CPIA_COMMAND_SetECPTiming, - cam->params.ecpTiming, 0, 0, 0); + cam->params.ecpTiming, 0, 0, 0); if (cam->cmd_queue & COMMAND_PAUSE) do_command(cam, CPIA_COMMAND_EndStreamCap, 0, 0, 0, 0); @@ -2409,24 +2409,24 @@ static void dispatch_commands(struct cam_data *cam) if (cam->cmd_queue & COMMAND_SETLIGHTS && cam->params.qx3.qx3_detected) { int p1 = (cam->params.qx3.bottomlight == 0) << 1; - int p2 = (cam->params.qx3.toplight == 0) << 3; - do_command(cam, CPIA_COMMAND_WriteVCReg, 0x90, 0x8F, 0x50, 0); - do_command(cam, CPIA_COMMAND_WriteMCPort, 2, 0, (p1|p2|0xE0), 0); + int p2 = (cam->params.qx3.toplight == 0) << 3; + do_command(cam, CPIA_COMMAND_WriteVCReg, 0x90, 0x8F, 0x50, 0); + do_command(cam, CPIA_COMMAND_WriteMCPort, 2, 0, (p1|p2|0xE0), 0); } cam->cmd_queue = COMMAND_NONE; - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return; } static void set_flicker(struct cam_params *params, volatile u32 *command_flags, - int on) + int on) { /* Everything in here is from the Windows driver */ #define FIRMWARE_VERSION(x,y) (params->version.firmwareVersion == (x) && \ - params->version.firmwareRevision == (y)) + params->version.firmwareRevision == (y)) /* define for compgain calculation */ #if 0 #define COMPGAIN(base, curexp, newexp) \ @@ -2441,7 +2441,7 @@ static void set_flicker(struct cam_params *params, volatile u32 *command_flags, (u16)(((u32)(curexp * (u8)(curcomp + 128)) / (u8)(basecomp - 128))) #endif - + int currentexp = params->exposure.coarseExpLo + params->exposure.coarseExpHi*256; int startexp; @@ -2482,7 +2482,7 @@ static void set_flicker(struct cam_params *params, volatile u32 *command_flags, } if(FIRMWARE_VERSION(1,2)) params->exposure.compMode = 0; - else + else params->exposure.compMode = 1; params->apcor.gain1 = 0x18; @@ -2533,14 +2533,14 @@ static void set_flicker(struct cam_params *params, volatile u32 *command_flags, } #define FIRMWARE_VERSION(x,y) (cam->params.version.firmwareVersion == (x) && \ - cam->params.version.firmwareRevision == (y)) + cam->params.version.firmwareRevision == (y)) /* monitor the exposure and adjust the sensor frame rate if needed */ static void monitor_exposure(struct cam_data *cam) { u8 exp_acc, bcomp, gain, coarseL, cmd[8], data[8]; int retval, light_exp, dark_exp, very_dark_exp; int old_exposure, new_exposure, framerate; - + /* get necessary stats and register settings from camera */ /* do_command can't handle this, so do it ourselves */ cmd[0] = CPIA_COMMAND_ReadVPRegs>>8; @@ -2562,19 +2562,19 @@ static void monitor_exposure(struct cam_data *cam) gain = data[2]; coarseL = data[3]; - down(&cam->param_lock); + mutex_lock(&cam->param_lock); light_exp = cam->params.colourParams.brightness + - TC - 50 + EXP_ACC_LIGHT; + TC - 50 + EXP_ACC_LIGHT; if(light_exp > 255) light_exp = 255; dark_exp = cam->params.colourParams.brightness + - TC - 50 - EXP_ACC_DARK; + TC - 50 - EXP_ACC_DARK; if(dark_exp < 0) dark_exp = 0; very_dark_exp = dark_exp/2; - + old_exposure = cam->params.exposure.coarseExpHi * 256 + - cam->params.exposure.coarseExpLo; + cam->params.exposure.coarseExpLo; if(!cam->params.flickerControl.disabled) { /* Flicker control on */ @@ -2667,11 +2667,11 @@ static void monitor_exposure(struct cam_data *cam) cam->exposure_status = EXPOSURE_NORMAL; } } - + framerate = cam->fps; if(framerate > 30 || framerate < 1) framerate = 1; - + if(!cam->params.flickerControl.disabled) { /* Flicker control on */ if((cam->exposure_status == EXPOSURE_VERY_DARK || @@ -2683,10 +2683,10 @@ static void monitor_exposure(struct cam_data *cam) ++cam->params.sensorFps.divisor; cam->cmd_queue |= COMMAND_SETSENSORFPS; - cam->params.flickerControl.coarseJump = + cam->params.flickerControl.coarseJump = flicker_jumps[cam->mainsFreq] - [cam->params.sensorFps.baserate] - [cam->params.sensorFps.divisor]; + [cam->params.sensorFps.baserate] + [cam->params.sensorFps.divisor]; cam->cmd_queue |= COMMAND_SETFLICKERCTRL; new_exposure = cam->params.flickerControl.coarseJump-1; @@ -2704,15 +2704,15 @@ static void monitor_exposure(struct cam_data *cam) cam->params.sensorFps.divisor > 0) { /* light for too long */ - int max_exp = FIRMWARE_VERSION(1,2) ? MAX_EXP_102 : MAX_EXP ; + int max_exp = FIRMWARE_VERSION(1,2) ? MAX_EXP_102 : MAX_EXP ; --cam->params.sensorFps.divisor; cam->cmd_queue |= COMMAND_SETSENSORFPS; - cam->params.flickerControl.coarseJump = + cam->params.flickerControl.coarseJump = flicker_jumps[cam->mainsFreq] - [cam->params.sensorFps.baserate] - [cam->params.sensorFps.divisor]; + [cam->params.sensorFps.baserate] + [cam->params.sensorFps.divisor]; cam->cmd_queue |= COMMAND_SETFLICKERCTRL; new_exposure = cam->params.flickerControl.coarseJump-1; @@ -2762,7 +2762,7 @@ static void monitor_exposure(struct cam_data *cam) LOG("Automatically increasing sensor_fps\n"); } } - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); } /*-----------------------------------------------------------------*/ @@ -2772,36 +2772,36 @@ static void monitor_exposure(struct cam_data *cam) It also adjust the colour balance when an exposure step is detected - as long as flicker is running -*/ +*/ static void restart_flicker(struct cam_data *cam) { int cam_exposure, old_exp; if(!FIRMWARE_VERSION(1,2)) return; - down(&cam->param_lock); + mutex_lock(&cam->param_lock); if(cam->params.flickerControl.flickerMode == 0 || cam->raw_image[39] == 0) { - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); return; } cam_exposure = cam->raw_image[39]*2; old_exp = cam->params.exposure.coarseExpLo + - cam->params.exposure.coarseExpHi*256; - /* - see how far away camera exposure is from a valid - flicker exposure value - */ - cam_exposure %= cam->params.flickerControl.coarseJump; + cam->params.exposure.coarseExpHi*256; + /* + see how far away camera exposure is from a valid + flicker exposure value + */ + cam_exposure %= cam->params.flickerControl.coarseJump; if(!cam->params.flickerControl.disabled && - cam_exposure <= cam->params.flickerControl.coarseJump - 3) { + cam_exposure <= cam->params.flickerControl.coarseJump - 3) { /* Flicker control auto-disabled */ cam->params.flickerControl.disabled = 1; } - + if(cam->params.flickerControl.disabled && cam->params.flickerControl.flickerMode && old_exp > cam->params.flickerControl.coarseJump + - ROUND_UP_EXP_FOR_FLICKER) { + ROUND_UP_EXP_FOR_FLICKER) { /* exposure is now high enough to switch flicker control back on */ set_flicker(&cam->params, &cam->cmd_queue, 1); @@ -2810,7 +2810,7 @@ static void restart_flicker(struct cam_data *cam) cam->exposure_status = EXPOSURE_NORMAL; } - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); } #undef FIRMWARE_VERSION @@ -2818,7 +2818,7 @@ static int clear_stall(struct cam_data *cam) { /* FIXME: Does this actually work? */ LOG("Clearing stall\n"); - + cam->ops->streamRead(cam->lowlevel_data, cam->raw_image, 0); do_command(cam, CPIA_COMMAND_GetCameraStatus,0,0,0,0); return cam->params.status.streamState != STREAM_PAUSED; @@ -2878,7 +2878,7 @@ static int fetch_frame(void *data) return -EINTR; do_command(cam, CPIA_COMMAND_GetCameraStatus, - 0, 0, 0, 0); + 0, 0, 0, 0); } if(cam->params.status.streamState != STREAM_READY) { continue; @@ -2903,18 +2903,18 @@ static int fetch_frame(void *data) /* Switch flicker control back on if it got turned off */ restart_flicker(cam); - + /* If AEC is enabled, monitor the exposure and adjust the sensor frame rate if needed */ if(cam->params.exposure.expMode == 2) monitor_exposure(cam); - + /* camera idle now so dispatch queued commands */ dispatch_commands(cam); /* Update our knowledge of the camera state */ - do_command(cam, CPIA_COMMAND_GetColourBalance, 0, 0, 0, 0); - do_command(cam, CPIA_COMMAND_GetExposure, 0, 0, 0, 0); + do_command(cam, CPIA_COMMAND_GetColourBalance, 0, 0, 0, 0); + do_command(cam, CPIA_COMMAND_GetExposure, 0, 0, 0, 0); do_command(cam, CPIA_COMMAND_ReadMCPorts, 0, 0, 0, 0); /* decompress and convert image to by copying it from @@ -2933,7 +2933,7 @@ static int fetch_frame(void *data) uncompressed. */ cam->first_frame = 1; do_command(cam, CPIA_COMMAND_SetGrabMode, - CPIA_GRAB_SINGLE, 0, 0, 0); + CPIA_GRAB_SINGLE, 0, 0, 0); /* FIXME: Trial & error - need up to 70ms for the grab mode change to complete ? */ msleep_interruptible(70); @@ -2957,12 +2957,12 @@ static int fetch_frame(void *data) if (cam->first_frame) { cam->first_frame = 0; do_command(cam, CPIA_COMMAND_SetCompression, - cam->params.compression.mode, + cam->params.compression.mode, cam->params.compression.decimation, 0, 0); /* Switch from single-grab to continuous grab */ do_command(cam, CPIA_COMMAND_SetGrabMode, - CPIA_GRAB_CONTINUOUS, 0, 0, 0); + CPIA_GRAB_CONTINUOUS, 0, 0, 0); } return 0; } @@ -2977,12 +2977,12 @@ static int capture_frame(struct cam_data *cam, struct video_mmap *vm) if ((err = allocate_frame_buf(cam))) return err; } - + cam->curframe = vm->frame; cam->frame[cam->curframe].state = FRAME_READY; return fetch_frame(cam); } - + static int goto_high_power(struct cam_data *cam) { if (do_command(cam, CPIA_COMMAND_GotoHiPower, 0, 0, 0, 0)) @@ -3039,22 +3039,22 @@ static void save_camera_state(struct cam_data *cam) static int set_camera_state(struct cam_data *cam) { cam->cmd_queue = COMMAND_SETCOMPRESSION | - COMMAND_SETCOMPRESSIONTARGET | - COMMAND_SETCOLOURPARAMS | - COMMAND_SETFORMAT | - COMMAND_SETYUVTHRESH | - COMMAND_SETECPTIMING | - COMMAND_SETCOMPRESSIONPARAMS | - COMMAND_SETEXPOSURE | - COMMAND_SETCOLOURBALANCE | - COMMAND_SETSENSORFPS | - COMMAND_SETAPCOR | - COMMAND_SETFLICKERCTRL | - COMMAND_SETVLOFFSET; + COMMAND_SETCOMPRESSIONTARGET | + COMMAND_SETCOLOURPARAMS | + COMMAND_SETFORMAT | + COMMAND_SETYUVTHRESH | + COMMAND_SETECPTIMING | + COMMAND_SETCOMPRESSIONPARAMS | + COMMAND_SETEXPOSURE | + COMMAND_SETCOLOURBALANCE | + COMMAND_SETSENSORFPS | + COMMAND_SETAPCOR | + COMMAND_SETFLICKERCTRL | + COMMAND_SETVLOFFSET; do_command(cam, CPIA_COMMAND_SetGrabMode, CPIA_GRAB_SINGLE,0,0,0); dispatch_commands(cam); - + /* Wait 6 frames for the sensor to get all settings and AEC/ACB to settle */ msleep_interruptible(6*(cam->params.sensorFps.baserate ? 33 : 40) * @@ -3062,7 +3062,7 @@ static int set_camera_state(struct cam_data *cam) if(signal_pending(current)) return -EINTR; - + save_camera_state(cam); return 0; @@ -3094,9 +3094,9 @@ static int reset_camera(struct cam_data *cam) if (goto_low_power(cam)) return -ENODEV; } - + /* procedure described in developer's guide p3-28 */ - + /* Check the firmware version. */ cam->params.version.firmwareVersion = 0; get_version_information(cam); @@ -3113,14 +3113,14 @@ static int reset_camera(struct cam_data *cam) cam->params.qx3.qx3_detected = (cam->params.pnpID.vendor == 0x0813 && cam->params.pnpID.product == 0x0001); - /* The fatal error checking should be done after + /* The fatal error checking should be done after * the camera powers up (developer's guide p 3-38) */ /* Set streamState before transition to high power to avoid bug * in firmware 1-02 */ do_command(cam, CPIA_COMMAND_ModifyCameraStatus, STREAMSTATE, 0, - STREAM_NOT_READY, 0); - + STREAM_NOT_READY, 0); + /* GotoHiPower */ err = goto_high_power(cam); if (err) @@ -3142,16 +3142,16 @@ static int reset_camera(struct cam_data *cam) /* Firmware 1-02 may do this for parallel port cameras, * just clear the flags (developer's guide p 3-38) */ do_command(cam, CPIA_COMMAND_ModifyCameraStatus, - FATALERROR, ~(COM_FLAG|CPIA_FLAG), 0, 0); + FATALERROR, ~(COM_FLAG|CPIA_FLAG), 0, 0); } } - + /* Check the camera status again */ if (cam->params.status.fatalError) { if (cam->params.status.fatalError) return -EIO; } - + /* VPVersion can't be retrieved before the camera is in HiPower, * so get it here instead of in get_version_information. */ do_command(cam, CPIA_COMMAND_GetVPVersion, 0, 0, 0, 0); @@ -3186,31 +3186,31 @@ static int cpia_open(struct inode *inode, struct file *file) if (!try_module_get(cam->ops->owner)) return -ENODEV; - down(&cam->busy_lock); + mutex_lock(&cam->busy_lock); err = -ENOMEM; if (!cam->raw_image) { cam->raw_image = rvmalloc(CPIA_MAX_IMAGE_SIZE); if (!cam->raw_image) goto oops; } - + if (!cam->decompressed_frame.data) { cam->decompressed_frame.data = rvmalloc(CPIA_MAX_FRAME_SIZE); if (!cam->decompressed_frame.data) goto oops; } - + /* open cpia */ err = -ENODEV; if (cam->ops->open(cam->lowlevel_data)) goto oops; - + /* reset the camera */ if ((err = reset_camera(cam)) != 0) { cam->ops->close(cam->lowlevel_data); goto oops; } - + err = -EINTR; if(signal_pending(current)) goto oops; @@ -3224,10 +3224,10 @@ static int cpia_open(struct inode *inode, struct file *file) /* init it to something */ cam->mmap_kludge = 0; - + ++cam->open_count; file->private_data = dev; - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return 0; oops: @@ -3239,7 +3239,7 @@ static int cpia_open(struct inode *inode, struct file *file) rvfree(cam->raw_image, CPIA_MAX_IMAGE_SIZE); cam->raw_image = NULL; } - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); put_cam(cam->ops); return err; } @@ -3250,10 +3250,10 @@ static int cpia_close(struct inode *inode, struct file *file) struct cam_data *cam = dev->priv; if (cam->ops) { - /* Return ownership of /proc/cpia/videoX to root */ + /* Return ownership of /proc/cpia/videoX to root */ if(cam->proc_entry) cam->proc_entry->uid = 0; - + /* save camera state for later open (developers guide ch 3.5.3) */ save_camera_state(cam); @@ -3303,24 +3303,24 @@ static ssize_t cpia_read(struct file *file, char __user *buf, int err; /* make this _really_ smp and multithread-safe */ - if (down_interruptible(&cam->busy_lock)) + if (mutex_lock_interruptible(&cam->busy_lock)) return -EINTR; if (!buf) { DBG("buf NULL\n"); - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return -EINVAL; } if (!count) { DBG("count 0\n"); - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return 0; } if (!cam->ops) { DBG("ops NULL\n"); - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return -ENODEV; } @@ -3329,7 +3329,7 @@ static ssize_t cpia_read(struct file *file, char __user *buf, cam->mmap_kludge=0; if((err = fetch_frame(cam)) != 0) { DBG("ERROR from fetch_frame: %d\n", err); - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return err; } cam->decompressed_frame.state = FRAME_UNUSED; @@ -3338,17 +3338,17 @@ static ssize_t cpia_read(struct file *file, char __user *buf, if (cam->decompressed_frame.count > count) { DBG("count wrong: %d, %lu\n", cam->decompressed_frame.count, (unsigned long) count); - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return -EFAULT; } if (copy_to_user(buf, cam->decompressed_frame.data, - cam->decompressed_frame.count)) { + cam->decompressed_frame.count)) { DBG("copy_to_user failed\n"); - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return -EFAULT; } - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return cam->decompressed_frame.count; } @@ -3361,9 +3361,9 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, if (!cam || !cam->ops) return -ENODEV; - + /* make this _really_ smp-safe */ - if (down_interruptible(&cam->busy_lock)) + if (mutex_lock_interruptible(&cam->busy_lock)) return -EINTR; //DBG("cpia_ioctl: %u\n", ioctlnr); @@ -3405,7 +3405,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, v->norm = 0; break; } - + case VIDIOCSCHAN: { struct video_channel *v = arg; @@ -3424,7 +3424,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, *pic = cam->vp; break; } - + case VIDIOCSPICT: { struct video_picture *vp = arg; @@ -3439,7 +3439,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, break; } - down(&cam->param_lock); + mutex_lock(&cam->param_lock); /* brightness, colour, contrast need no check 0-65535 */ cam->vp = *vp; /* update cam->params.colourParams */ @@ -3458,15 +3458,15 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, /* Adjust flicker control if necessary */ if(cam->params.flickerControl.allowableOverExposure < 0) - cam->params.flickerControl.allowableOverExposure = + cam->params.flickerControl.allowableOverExposure = -find_over_exposure(cam->params.colourParams.brightness); if(cam->params.flickerControl.flickerMode != 0) cam->cmd_queue |= COMMAND_SETFLICKERCTRL; - + /* queue command to update camera */ cam->cmd_queue |= COMMAND_SETCOLOURPARAMS; - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); DBG("VIDIOCSPICT: %d / %d // %d / %d / %d / %d\n", vp->depth, vp->palette, vp->brightness, vp->hue, vp->colour, vp->contrast); @@ -3482,7 +3482,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, *vw = cam->vw; break; } - + case VIDIOCSWIN: { /* copy_from_user, check validity, copy to internal structure */ @@ -3501,26 +3501,26 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, /* we set the video window to something smaller or equal to what * is requested by the user??? */ - down(&cam->param_lock); + mutex_lock(&cam->param_lock); if (vw->width != cam->vw.width || vw->height != cam->vw.height) { int video_size = match_videosize(vw->width, vw->height); if (video_size < 0) { retval = -EINVAL; - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); break; } cam->video_size = video_size; /* video size is changing, reset the subcapture area */ memset(&cam->vc, 0, sizeof(cam->vc)); - + set_vw_size(cam); DBG("%d / %d\n", cam->vw.width, cam->vw.height); cam->cmd_queue |= COMMAND_SETFORMAT; } - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); /* setformat ignored by camera during streaming, * so stop/dispatch/start */ @@ -3547,7 +3547,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, vm->offsets[i] = CPIA_MAX_FRAME_SIZE * i; break; } - + case VIDIOCMCAPTURE: { struct video_mmap *vm = arg; @@ -3597,7 +3597,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, /* video size is changing, reset the subcapture area */ memset(&cam->vc, 0, sizeof(cam->vc)); - + set_vw_size(cam); cam->cmd_queue |= COMMAND_SETFORMAT; dispatch_commands(cam); @@ -3608,7 +3608,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, break; } - + case VIDIOCSYNC: { int *frame = arg; @@ -3649,7 +3649,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, *vc = cam->vc; break; - } + } case VIDIOCSCAPTURE: { @@ -3665,7 +3665,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, retval = -EINVAL; break; } - + /* Clip to the resolution we can set for the ROI (every 8 columns and 4 rows) */ vc->x = vc->x & ~(__u32)7; @@ -3681,25 +3681,25 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, } DBG("%d,%d/%dx%d\n", vc->x,vc->y,vc->width, vc->height); - - down(&cam->param_lock); - + + mutex_lock(&cam->param_lock); + cam->vc.x = vc->x; cam->vc.y = vc->y; cam->vc.width = vc->width; cam->vc.height = vc->height; - + set_vw_size(cam); cam->cmd_queue |= COMMAND_SETFORMAT; - up(&cam->param_lock); + mutex_unlock(&cam->param_lock); /* setformat ignored by camera during streaming, * so stop/dispatch/start */ dispatch_commands(cam); break; } - + case VIDIOCGUNIT: { struct video_unit *vu = arg; @@ -3715,7 +3715,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, break; } - + /* pointless to implement overlay with this camera */ case VIDIOCCAPTURE: case VIDIOCGFBUF: @@ -3736,9 +3736,9 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, break; } - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return retval; -} +} static int cpia_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) @@ -3759,7 +3759,7 @@ static int cpia_mmap(struct file *file, struct vm_area_struct *vma) if (!cam || !cam->ops) return -ENODEV; - + DBG("cpia_mmap: %ld\n", size); if (size > FRAME_NUM*CPIA_MAX_FRAME_SIZE) @@ -3767,14 +3767,14 @@ static int cpia_mmap(struct file *file, struct vm_area_struct *vma) if (!cam || !cam->ops) return -ENODEV; - + /* make this _really_ smp-safe */ - if (down_interruptible(&cam->busy_lock)) + if (mutex_lock_interruptible(&cam->busy_lock)) return -EINTR; if (!cam->frame_buf) { /* we do lazy allocation */ if ((retval = allocate_frame_buf(cam))) { - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return retval; } } @@ -3783,7 +3783,7 @@ static int cpia_mmap(struct file *file, struct vm_area_struct *vma) while (size > 0) { page = vmalloc_to_pfn((void *)pos); if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) { - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return -EAGAIN; } start += PAGE_SIZE; @@ -3795,7 +3795,7 @@ static int cpia_mmap(struct file *file, struct vm_area_struct *vma) } DBG("cpia_mmap: %ld\n", size); - up(&cam->busy_lock); + mutex_unlock(&cam->busy_lock); return 0; } @@ -3851,11 +3851,11 @@ static void reset_camera_struct(struct cam_data *cam) cam->params.flickerControl.flickerMode = 0; cam->params.flickerControl.disabled = 1; - cam->params.flickerControl.coarseJump = + cam->params.flickerControl.coarseJump = flicker_jumps[cam->mainsFreq] - [cam->params.sensorFps.baserate] - [cam->params.sensorFps.divisor]; - cam->params.flickerControl.allowableOverExposure = + [cam->params.sensorFps.baserate] + [cam->params.sensorFps.divisor]; + cam->params.flickerControl.allowableOverExposure = -find_over_exposure(cam->params.colourParams.brightness); cam->params.vlOffset.gain1 = 20; cam->params.vlOffset.gain2 = 24; @@ -3870,21 +3870,21 @@ static void reset_camera_struct(struct cam_data *cam) cam->params.compressionParams.qDiffStepThresh = 3; cam->params.compressionParams.decimationThreshMod = 2; /* End of default values from Software Developer's Guide */ - + cam->transfer_rate = 0; cam->exposure_status = EXPOSURE_NORMAL; - + /* Set Sensor FPS to 15fps. This seems better than 30fps * for indoor lighting. */ cam->params.sensorFps.divisor = 1; cam->params.sensorFps.baserate = 1; - + cam->params.yuvThreshold.yThreshold = 6; /* From windows driver */ cam->params.yuvThreshold.uvThreshold = 6; /* From windows driver */ - + cam->params.format.subSample = SUBSAMPLE_422; cam->params.format.yuvOrder = YUVORDER_YUYV; - + cam->params.compression.mode = CPIA_COMPRESSION_AUTO; cam->params.compressionTarget.frTargeting = CPIA_COMPRESSION_TARGET_QUALITY; @@ -3898,7 +3898,7 @@ static void reset_camera_struct(struct cam_data *cam) cam->params.qx3.cradled = 0; cam->video_size = VIDEOSIZE_CIF; - + cam->vp.colour = 32768; /* 50% */ cam->vp.hue = 32768; /* 50% */ cam->vp.brightness = 32768; /* 50% */ @@ -3911,7 +3911,7 @@ static void reset_camera_struct(struct cam_data *cam) cam->vc.y = 0; cam->vc.width = 0; cam->vc.height = 0; - + cam->vw.x = 0; cam->vw.y = 0; set_vw_size(cam); @@ -3928,7 +3928,7 @@ static void reset_camera_struct(struct cam_data *cam) /* initialize cam_data structure */ static void init_camera_struct(struct cam_data *cam, - struct cpia_camera_ops *ops ) + struct cpia_camera_ops *ops ) { int i; @@ -3936,8 +3936,8 @@ static void init_camera_struct(struct cam_data *cam, memset(cam, 0, sizeof(struct cam_data)); cam->ops = ops; - init_MUTEX(&cam->param_lock); - init_MUTEX(&cam->busy_lock); + mutex_init(&cam->param_lock); + mutex_init(&cam->busy_lock); reset_camera_struct(cam); @@ -3945,7 +3945,7 @@ static void init_camera_struct(struct cam_data *cam, memcpy(&cam->vdev, &cpia_template, sizeof(cpia_template)); cam->vdev.priv = cam; - + cam->curframe = 0; for (i = 0; i < FRAME_NUM; i++) { cam->frame[i].width = 0; @@ -3961,15 +3961,15 @@ static void init_camera_struct(struct cam_data *cam, struct cam_data *cpia_register_camera(struct cpia_camera_ops *ops, void *lowlevel) { - struct cam_data *camera; - + struct cam_data *camera; + if ((camera = kmalloc(sizeof(struct cam_data), GFP_KERNEL)) == NULL) return NULL; - + init_camera_struct( camera, ops ); camera->lowlevel_data = lowlevel; - + /* register v4l device */ if (video_register_device(&camera->vdev, VFL_TYPE_GRABBER, video_nr) == -1) { kfree(camera); @@ -3982,7 +3982,7 @@ struct cam_data *cpia_register_camera(struct cpia_camera_ops *ops, void *lowleve /* open cpia */ if (camera->ops->open(camera->lowlevel_data)) return camera; - + /* reset the camera */ if (reset_camera(camera) != 0) { camera->ops->close(camera->lowlevel_data); @@ -4022,11 +4022,11 @@ void cpia_unregister_camera(struct cam_data *cam) DBG("camera open -- setting ops to NULL\n"); cam->ops = NULL; } - + #ifdef CONFIG_PROC_FS DBG("destroying /proc/cpia/video%d\n", cam->vdev.minor); destroy_proc_cpia_cam(cam); -#endif +#endif if (!cam->open_count) { DBG("freeing camera\n"); kfree(cam); |