From bd718256e3e74a23cadd1713ee598725148610dc Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?St=C3=A9phane=20Voltz?= Date: Wed, 14 Dec 2011 06:29:21 +0100 Subject: [PATCH] G4050 XPA slider control - function to light on XPA - functions to enable/disable XPA slider's motor --- backend/genesys_gl843.c | 153 +++++++++++++++++++++++++++++++--------- backend/genesys_gl843.h | 4 ++ 2 files changed, 125 insertions(+), 32 deletions(-) diff --git a/backend/genesys_gl843.c b/backend/genesys_gl843.c index 7f9733e42..b22f01b82 100644 --- a/backend/genesys_gl843.c +++ b/backend/genesys_gl843.c @@ -2195,11 +2195,120 @@ gl843_detect_document_end (Genesys_Device * dev) return SANE_STATUS_GOOD; } +/** @brief disable XPA slider motor + * toggle gpios to switch disble XPA slider motor + * @param dev device to set up + */ +#ifndef UNIT_TESTING +static +#endif +SANE_Status gl843_xpa_motor_off(Genesys_Device *dev) +{ + uint8_t val; + SANE_Status status=SANE_STATUS_GOOD; + + DBGSTART; + + /* unset GPOADF */ + RIE (sanei_genesys_read_register (dev, REG6B, &val)); + val &= ~REG6B_GPOADF; + RIE (sanei_genesys_write_register (dev, REG6B, val)); + + RIE (sanei_genesys_read_register (dev, REGA8, &val)); + val |= REGA8_GPO27; + RIE (sanei_genesys_write_register (dev, REGA8, val)); + + RIE (sanei_genesys_read_register (dev, REGA9, &val)); + val &= ~REGA9_GPO31; + RIE (sanei_genesys_write_register (dev, REGA9, val)); + + DBGCOMPLETED; + return status; +} + + +/** @brief enable XPA slider motor + * toggle gpios to switch enable XPA slider motor + * @param dev device to set up + */ +#ifndef UNIT_TESTING +static +#endif +SANE_Status gl843_xpa_motor_on(Genesys_Device *dev) +{ + uint8_t val; + SANE_Status status=SANE_STATUS_GOOD; + + DBGSTART; + + /* set MULTFILM et GPOADF */ + RIE (sanei_genesys_read_register (dev, REG6B, &val)); + val |=REG6B_MULTFILM|REG6B_GPOADF; + RIE (sanei_genesys_write_register (dev, REG6B, val)); + + RIE (sanei_genesys_read_register (dev, REG6C, &val)); + val &= ~REG6C_GPIO15; + RIE (sanei_genesys_write_register (dev, REG6C, val)); + + /* Motor power ? No move at all without this one */ + RIE (sanei_genesys_read_register (dev, REGA6, &val)); + val |= REGA6_GPIO20; + RIE (sanei_genesys_write_register(dev,REGA6,val)); + + RIE (sanei_genesys_read_register (dev, REGA8, &val)); + val &= ~REGA8_GPO27; + RIE (sanei_genesys_write_register (dev, REGA8, val)); + + RIE (sanei_genesys_read_register (dev, REGA9, &val)); + val |= REGA9_GPO32|REGA9_GPO31; + RIE (sanei_genesys_write_register (dev, REGA9, val)); + + DBGCOMPLETED; + return status; +} + + +/** @brief light XPA lamp + * toggle gpios to switch off regular lamp and light on the + * XPA light + * @param dev device to set up + */ +#ifndef UNIT_TESTING +static +#endif +SANE_Status gl843_xpa_lamp_on(Genesys_Device *dev) +{ + uint8_t val; + SANE_Status status=SANE_STATUS_GOOD; + + DBGSTART; + + /* REGA6 */ + RIE(sanei_genesys_read_register(dev, REGA6, &val)); + + /* cut regular lamp power */ + val &= ~(REGA6_GPIO24|REGA6_GPIO23); + + /* set XPA lamp power */ + val |= REGA6_GPIO22 | REGA6_GPIO21 | REGA6_GPIO19; + + RIE(sanei_genesys_write_register(dev, REGA6, val)); + + RIE(sanei_genesys_read_register(dev, REGA7, &val)); + val|=REGA7_GPOE24; /* lamp 1 off GPOE 24 */ + val|=REGA7_GPOE23; /* lamp 2 off GPOE 23 */ + val|=REGA7_GPOE22; /* full XPA lamp power */ + RIE(sanei_genesys_write_register(dev, REGA7, val)); + + DBGCOMPLETED; + return status; +} + /* Send the low-level scan command */ #ifndef UNIT_TESTING static #endif - SANE_Status +SANE_Status gl843_begin_scan (Genesys_Device * dev, Genesys_Register_Set * reg, SANE_Bool start_motor) { @@ -2244,40 +2353,13 @@ gl843_begin_scan (Genesys_Device * dev, Genesys_Register_Set * reg, r03 = sanei_genesys_read_reg_from_set (reg, REG03); if ((r03 & REG03_XPASEL) && (r03 & REG03_LAMPPWR)) { - RIE (sanei_genesys_read_register (dev, REGA6, &val)); - - /* switch off regular lamp */ - val &= 0xbf; - - /* light XPA lamp at full power (2 bits for level: __11 ____) */ - val |= 0x30; - - RIE (sanei_genesys_write_register (dev, REGA6, val)); + RIE(gl843_xpa_lamp_on(dev)); } /* enable XPA lamp motor */ if (r03 & REG03_XPASEL) { - /* set MULTFILM et GPOADF */ - RIE (sanei_genesys_read_register (dev, REG6B, &val)); - val |=REG6B_MULTFILM|REG6B_GPOADF; - RIE (sanei_genesys_write_register (dev, REG6B, val)); - - RIE (sanei_genesys_read_register (dev, REG6C, &val)); - val &= ~REG6C_GPIO15; - RIE (sanei_genesys_write_register (dev, REG6C, val)); - - RIE (sanei_genesys_read_register (dev, REGA6, &val)); - val |= REGA6_GPIO20; - RIE (sanei_genesys_write_register(dev,REGA6,val)); - - RIE (sanei_genesys_read_register (dev, REGA8, &val)); - val &= ~REGA8_GPO27; - RIE (sanei_genesys_write_register (dev, REGA8, val)); - - RIE (sanei_genesys_read_register (dev, REGA9, &val)); - val |= REGA9_GPO32|REGA9_GPO31; - RIE (sanei_genesys_write_register (dev, REGA9, val)); + RIE(gl843_xpa_motor_on(dev)); } /* blinking led */ @@ -2391,6 +2473,7 @@ static SANE_Status gl843_park_xpa_lamp (Genesys_Device * dev) /* write to scanner and start action */ RIE (gl843_bulk_write_register (dev, local_reg, GENESYS_GL843_MAX_REGS)); + RIE (gl843_xpa_motor_on(dev)); status = gl843_start_action (dev); if (status != SANE_STATUS_GOOD) { @@ -2425,6 +2508,9 @@ static SANE_Status gl843_park_xpa_lamp (Genesys_Device * dev) sanei_genesys_read_register (dev, REG6B, &val); val &= ~REG6B_GPOADF; sanei_genesys_write_register (dev, REG6B, val); + + /* disable XPA slider motor */ + gl843_xpa_motor_off(dev); return SANE_STATUS_GOOD; } usleep (100000); /* sleep 100 ms */ @@ -3991,8 +4077,11 @@ gl843_update_hardware_sensors (Genesys_Scanner * s) #ifndef UNIT_TESTING static #endif -SANE_Status -gl843_move_to_ta (Genesys_Device * dev) +/** @brief move sensor to transparency adaptor + * Move sensor to the calibration of the transparency adapator (XPA). + * @param dev device to use + */ +SANE_Status gl843_move_to_ta (Genesys_Device * dev) { SANE_Status status = SANE_STATUS_GOOD; float resolution; diff --git a/backend/genesys_gl843.h b/backend/genesys_gl843.h index cc8e2d90c..e5a0612a1 100644 --- a/backend/genesys_gl843.h +++ b/backend/genesys_gl843.h @@ -66,6 +66,10 @@ SANE_Status gl843_feed (Genesys_Device * dev, unsigned int steps); SANE_Status gl843_init (Genesys_Device * dev); SANE_Status gl843_send_shading_data (Genesys_Device * dev, uint8_t * data, int size); SANE_Status gl843_bulk_write_register (Genesys_Device * dev, Genesys_Register_Set * reg, size_t elems); +SANE_Status gl843_xpa_lamp_on (Genesys_Device * dev); +SANE_Status gl843_xpa_motor_on (Genesys_Device * dev); +SANE_Status gl843_xpa_motor_off (Genesys_Device * dev); +SANE_Status gl843_move_to_ta (Genesys_Device * dev); #endif #define DBGSTART DBG (DBG_proc, "%s start\n", __FUNCTION__);