From e0657be5615f666f261206ed62c3f0dc2527956e Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 27 Oct 2010 06:38:07 -0300 Subject: [media] gspca_xirlink_cit: Add support camera button gspca_xirlink_cit: Add support camera button Signed-off-by: Hans de Goede Signed-off-by: Mauro Carvalho Chehab diff --git a/drivers/media/video/gspca/xirlink_cit.c b/drivers/media/video/gspca/xirlink_cit.c index 157fbed..5b5039a 100644 --- a/drivers/media/video/gspca/xirlink_cit.c +++ b/drivers/media/video/gspca/xirlink_cit.c @@ -29,6 +29,7 @@ #define MODULE_NAME "xirlink-cit" +#include #include "gspca.h" MODULE_AUTHOR("Hans de Goede "); @@ -58,6 +59,7 @@ struct sd { #define CIT_MODEL4 4 #define CIT_IBM_NETCAM_PRO 5 u8 input_index; + u8 button_state; u8 stop_on_control_change; u8 sof_read; u8 sof_len; @@ -804,7 +806,7 @@ static int cit_write_reg(struct gspca_dev *gspca_dev, u16 value, u16 index) return 0; } -static int cit_read_reg(struct gspca_dev *gspca_dev, u16 index) +static int cit_read_reg(struct gspca_dev *gspca_dev, u16 index, int verbose) { struct usb_device *udev = gspca_dev->dev; __u8 *buf = gspca_dev->usb_buf; @@ -819,10 +821,8 @@ static int cit_read_reg(struct gspca_dev *gspca_dev, u16 index) return res; } - PDEBUG(D_PROBE, - "Register %04x value: %02x %02x %02x %02x %02x %02x %02x %02x", - index, - buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]); + if (verbose) + PDEBUG(D_PROBE, "Register %04x value: %02x", index, buf[0]); return 0; } @@ -907,7 +907,7 @@ static void cit_Packet_Format1(struct gspca_dev *gspca_dev, u16 fkey, u16 val) cit_send_x_00_05(gspca_dev, 0x0089); cit_send_x_00(gspca_dev, fkey); cit_send_00_04_06(gspca_dev); - cit_read_reg(gspca_dev, 0x0126); + cit_read_reg(gspca_dev, 0x0126, 0); cit_send_FF_04_02(gspca_dev); } @@ -1074,12 +1074,12 @@ static int cit_init_model0(struct gspca_dev *gspca_dev) static int cit_init_ibm_netcam_pro(struct gspca_dev *gspca_dev) { - cit_read_reg(gspca_dev, 0x128); + cit_read_reg(gspca_dev, 0x128, 1); cit_write_reg(gspca_dev, 0x0003, 0x0133); cit_write_reg(gspca_dev, 0x0000, 0x0117); cit_write_reg(gspca_dev, 0x0008, 0x0123); cit_write_reg(gspca_dev, 0x0000, 0x0100); - cit_read_reg(gspca_dev, 0x0116); + cit_read_reg(gspca_dev, 0x0116, 0); cit_write_reg(gspca_dev, 0x0060, 0x0116); cit_write_reg(gspca_dev, 0x0002, 0x0112); cit_write_reg(gspca_dev, 0x0000, 0x0133); @@ -1098,7 +1098,7 @@ static int cit_init_ibm_netcam_pro(struct gspca_dev *gspca_dev) cit_write_reg(gspca_dev, 0x00ff, 0x0130); cit_write_reg(gspca_dev, 0xcd41, 0x0124); cit_write_reg(gspca_dev, 0xfffa, 0x0124); - cit_read_reg(gspca_dev, 0x0126); + cit_read_reg(gspca_dev, 0x0126, 1); cit_model3_Packet1(gspca_dev, 0x0000, 0x0000); cit_model3_Packet1(gspca_dev, 0x0000, 0x0001); @@ -1557,18 +1557,20 @@ static int cit_restart_stream(struct gspca_dev *gspca_dev) switch (sd->model) { case CIT_MODEL0: case CIT_MODEL1: - case CIT_MODEL3: - case CIT_IBM_NETCAM_PRO: cit_write_reg(gspca_dev, 0x0001, 0x0114); /* Fall through */ case CIT_MODEL2: case CIT_MODEL4: cit_write_reg(gspca_dev, 0x00c0, 0x010c); /* Go! */ usb_clear_halt(gspca_dev->dev, gspca_dev->urb[0]->pipe); - /* This happens repeatedly while streaming with the ibm netcam - pro and the ibmcam driver did it for model3 after changing - settings, but it does not seem to have any effect. */ - /* cit_write_reg(gspca_dev, 0x0001, 0x0113); */ + break; + case CIT_MODEL3: + case CIT_IBM_NETCAM_PRO: + cit_write_reg(gspca_dev, 0x0001, 0x0114); + cit_write_reg(gspca_dev, 0x00c0, 0x010c); /* Go! */ + usb_clear_halt(gspca_dev->dev, gspca_dev->urb[0]->pipe); + /* Clear button events from while we were not streaming */ + cit_write_reg(gspca_dev, 0x0001, 0x0113); break; } @@ -1680,23 +1682,23 @@ static int cit_start_model1(struct gspca_dev *gspca_dev) if (clock_div < 0) return clock_div; - cit_read_reg(gspca_dev, 0x0128); - cit_read_reg(gspca_dev, 0x0100); + cit_read_reg(gspca_dev, 0x0128, 1); + cit_read_reg(gspca_dev, 0x0100, 0); cit_write_reg(gspca_dev, 0x01, 0x0100); /* LED On */ - cit_read_reg(gspca_dev, 0x0100); + cit_read_reg(gspca_dev, 0x0100, 0); cit_write_reg(gspca_dev, 0x81, 0x0100); /* LED Off */ - cit_read_reg(gspca_dev, 0x0100); + cit_read_reg(gspca_dev, 0x0100, 0); cit_write_reg(gspca_dev, 0x01, 0x0100); /* LED On */ cit_write_reg(gspca_dev, 0x01, 0x0108); cit_write_reg(gspca_dev, 0x03, 0x0112); - cit_read_reg(gspca_dev, 0x0115); + cit_read_reg(gspca_dev, 0x0115, 0); cit_write_reg(gspca_dev, 0x06, 0x0115); - cit_read_reg(gspca_dev, 0x0116); + cit_read_reg(gspca_dev, 0x0116, 0); cit_write_reg(gspca_dev, 0x44, 0x0116); - cit_read_reg(gspca_dev, 0x0116); + cit_read_reg(gspca_dev, 0x0116, 0); cit_write_reg(gspca_dev, 0x40, 0x0116); - cit_read_reg(gspca_dev, 0x0115); + cit_read_reg(gspca_dev, 0x0115, 0); cit_write_reg(gspca_dev, 0x0e, 0x0115); cit_write_reg(gspca_dev, 0x19, 0x012c); @@ -1878,7 +1880,7 @@ static int cit_start_model2(struct gspca_dev *gspca_dev) int clock_div = 0; cit_write_reg(gspca_dev, 0x0000, 0x0100); /* LED on */ - cit_read_reg(gspca_dev, 0x0116); + cit_read_reg(gspca_dev, 0x0116, 0); cit_write_reg(gspca_dev, 0x0060, 0x0116); cit_write_reg(gspca_dev, 0x0002, 0x0112); cit_write_reg(gspca_dev, 0x00bc, 0x012c); @@ -2070,10 +2072,10 @@ static int cit_start_model3(struct gspca_dev *gspca_dev) /* HDG not in ibmcam driver, added to see if it helps with auto-detecting between model3 and ibm netcamera pro */ - cit_read_reg(gspca_dev, 0x128); + cit_read_reg(gspca_dev, 0x128, 1); cit_write_reg(gspca_dev, 0x0000, 0x0100); - cit_read_reg(gspca_dev, 0x0116); + cit_read_reg(gspca_dev, 0x0116, 0); cit_write_reg(gspca_dev, 0x0060, 0x0116); cit_write_reg(gspca_dev, 0x0002, 0x0112); cit_write_reg(gspca_dev, 0x0000, 0x0123); @@ -2083,7 +2085,7 @@ static int cit_start_model3(struct gspca_dev *gspca_dev) cit_write_reg(gspca_dev, 0x0060, 0x0116); cit_write_reg(gspca_dev, 0x0002, 0x0115); cit_write_reg(gspca_dev, 0x0003, 0x0115); - cit_read_reg(gspca_dev, 0x0115); + cit_read_reg(gspca_dev, 0x0115, 0); cit_write_reg(gspca_dev, 0x000b, 0x0115); /* TESTME HDG not in ibmcam driver, added to see if it helps with @@ -2096,7 +2098,7 @@ static int cit_start_model3(struct gspca_dev *gspca_dev) cit_write_reg(gspca_dev, 0x00ff, 0x0130); cit_write_reg(gspca_dev, 0xcd41, 0x0124); cit_write_reg(gspca_dev, 0xfffa, 0x0124); - cit_read_reg(gspca_dev, 0x0126); + cit_read_reg(gspca_dev, 0x0126, 1); } cit_model3_Packet1(gspca_dev, 0x000a, 0x0040); @@ -2293,7 +2295,7 @@ static int cit_start_model3(struct gspca_dev *gspca_dev) if (rca_input) { for (i = 0; i < ARRAY_SIZE(rca_initdata); i++) { if (rca_initdata[i][0]) - cit_read_reg(gspca_dev, rca_initdata[i][2]); + cit_read_reg(gspca_dev, rca_initdata[i][2], 0); else cit_write_reg(gspca_dev, rca_initdata[i][1], rca_initdata[i][2]); @@ -2712,7 +2714,7 @@ static int cit_start_ibm_netcam_pro(struct gspca_dev *gspca_dev) if (rca_input) { for (i = 0; i < ARRAY_SIZE(rca_initdata); i++) { if (rca_initdata[i][0]) - cit_read_reg(gspca_dev, rca_initdata[i][2]); + cit_read_reg(gspca_dev, rca_initdata[i][2], 0); else cit_write_reg(gspca_dev, rca_initdata[i][1], rca_initdata[i][2]); @@ -2851,7 +2853,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev) break; case CIT_MODEL1: cit_send_FF_04_02(gspca_dev); - cit_read_reg(gspca_dev, 0x0100); + cit_read_reg(gspca_dev, 0x0100, 0); cit_write_reg(gspca_dev, 0x81, 0x0100); /* LED Off */ break; case CIT_MODEL2: @@ -2870,9 +2872,9 @@ static void sd_stop0(struct gspca_dev *gspca_dev) case CIT_MODEL3: cit_write_reg(gspca_dev, 0x0006, 0x012c); cit_model3_Packet1(gspca_dev, 0x0046, 0x0000); - cit_read_reg(gspca_dev, 0x0116); + cit_read_reg(gspca_dev, 0x0116, 0); cit_write_reg(gspca_dev, 0x0064, 0x0116); - cit_read_reg(gspca_dev, 0x0115); + cit_read_reg(gspca_dev, 0x0115, 0); cit_write_reg(gspca_dev, 0x0003, 0x0115); cit_write_reg(gspca_dev, 0x0008, 0x0123); cit_write_reg(gspca_dev, 0x0000, 0x0117); @@ -2897,6 +2899,15 @@ static void sd_stop0(struct gspca_dev *gspca_dev) cit_write_reg(gspca_dev, 0x00c0, 0x0100); break; } + +#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) + /* If the last button state is pressed, release it now! */ + if (sd->button_state) { + input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0); + input_sync(gspca_dev->input_dev); + sd->button_state = 0; + } +#endif } static u8 *cit_find_sof(struct gspca_dev *gspca_dev, u8 *data, int len) @@ -3190,6 +3201,38 @@ static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val) return 0; } +#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) +static void cit_check_button(struct gspca_dev *gspca_dev) +{ + int new_button_state; + struct sd *sd = (struct sd *)gspca_dev; + + switch (sd->model) { + case CIT_MODEL3: + case CIT_IBM_NETCAM_PRO: + break; + default: /* TEST ME unknown if this works on other models too */ + return; + } + + /* Read the button state */ + cit_read_reg(gspca_dev, 0x0113, 0); + new_button_state = !gspca_dev->usb_buf[0]; + + /* Tell the cam we've seen the button press, notice that this + is a nop (iow the cam keeps reporting pressed) until the + button is actually released. */ + if (new_button_state) + cit_write_reg(gspca_dev, 0x01, 0x0113); + + if (sd->button_state != new_button_state) { + input_report_key(gspca_dev->input_dev, KEY_CAMERA, + new_button_state); + input_sync(gspca_dev->input_dev); + sd->button_state = new_button_state; + } +} +#endif /* sub-driver description */ static const struct sd_desc sd_desc = { @@ -3202,6 +3245,10 @@ static const struct sd_desc sd_desc = { .stopN = sd_stopN, .stop0 = sd_stop0, .pkt_scan = sd_pkt_scan, +#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) + .dq_callback = cit_check_button, + .other_input = 1, +#endif }; static const struct sd_desc sd_desc_isoc_nego = { @@ -3216,6 +3263,10 @@ static const struct sd_desc sd_desc_isoc_nego = { .stopN = sd_stopN, .stop0 = sd_stop0, .pkt_scan = sd_pkt_scan, +#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) + .dq_callback = cit_check_button, + .other_input = 1, +#endif }; /* -- module initialisation -- */ -- cgit v0.10.2