Cross Reference: /drivers/media/usb/gspca/autogain

Lines Matching refs:gspca_dev
28 			struct gspca_dev *gspca_dev,
38 	if (v4l2_ctrl_g_ctrl(gspca_dev->autogain) == 0)
41 	orig_gain = gain = v4l2_ctrl_g_ctrl(gspca_dev->gain);
42 	orig_exposure = exposure = v4l2_ctrl_g_ctrl(gspca_dev->exposure);
57 			else if (gain > gspca_dev->gain->default_value)
59 			else if (exposure > gspca_dev->exposure->minimum)
61 			else if (gain > gspca_dev->gain->minimum)
66 			if (gain < gspca_dev->gain->default_value)
72 			else if (exposure < gspca_dev->exposure->maximum)
74 			else if (gain < gspca_dev->gain->maximum)
82 	        v4l2_ctrl_s_ctrl(gspca_dev->gain, gain);
86 	        v4l2_ctrl_s_ctrl(gspca_dev->exposure, exposure);
110 			struct gspca_dev *gspca_dev,
118 	if (v4l2_ctrl_g_ctrl(gspca_dev->autogain) == 0)
121 	orig_gain = gain = v4l2_ctrl_g_ctrl(gspca_dev->gain);
122 	orig_exposure = exposure = v4l2_ctrl_g_ctrl(gspca_dev->exposure);
124 	gain_low  = (s32)(gspca_dev->gain->maximum - gspca_dev->gain->minimum) /
125 		    5 * 2 + gspca_dev->gain->minimum;
126 	gain_high = (s32)(gspca_dev->gain->maximum - gspca_dev->gain->minimum) /
127 		    5 * 4 + gspca_dev->gain->minimum;
137 	    exposure < gspca_dev->exposure->maximum) {
139 		gspca_dev->exp_too_low_cnt++;
140 		gspca_dev->exp_too_high_cnt = 0;
142 		   exposure > gspca_dev->exposure->minimum) {
144 		gspca_dev->exp_too_high_cnt++;
145 		gspca_dev->exp_too_low_cnt = 0;
148 		if (gain > gspca_dev->gain->maximum)
149 			gain = gspca_dev->gain->maximum;
150 		else if (gain < gspca_dev->gain->minimum)
151 			gain = gspca_dev->gain->minimum;
152 		gspca_dev->exp_too_high_cnt = 0;
153 		gspca_dev->exp_too_low_cnt = 0;
156 	if (gspca_dev->exp_too_high_cnt > 3) {
158 		gspca_dev->exp_too_high_cnt = 0;
159 	} else if (gspca_dev->exp_too_low_cnt > 3) {
161 		gspca_dev->exp_too_low_cnt = 0;
165 	        v4l2_ctrl_s_ctrl(gspca_dev->gain, gain);
169 	        v4l2_ctrl_s_ctrl(gspca_dev->exposure, exposure);