From 3562e78743202e43aec8727005182a2558117eca Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 28 Jun 2009 22:07:26 +0000 Subject: Checked in the following released items: xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz --- xorg-server/hw/xfree86/i2c/bt829.c | 745 +++++++++++++++++++++++++++++++++++++ 1 file changed, 745 insertions(+) create mode 100644 xorg-server/hw/xfree86/i2c/bt829.c (limited to 'xorg-server/hw/xfree86/i2c/bt829.c') diff --git a/xorg-server/hw/xfree86/i2c/bt829.c b/xorg-server/hw/xfree86/i2c/bt829.c new file mode 100644 index 000000000..3963ecf47 --- /dev/null +++ b/xorg-server/hw/xfree86/i2c/bt829.c @@ -0,0 +1,745 @@ +/* TODO: clean up/fix CC code */ + +#ifdef HAVE_XORG_CONFIG_H +#include +#endif + +#include +#include +#include + +#include "xf86.h" +#include "xf86i2c.h" +#include "bt829.h" +#include "i2c_def.h" + +/* Changing the following settings (especially VCROP) may */ +/* require modifying code that calls this driver. */ +#define HCROP 0 /* amount to crop from the left and right edges */ +#define VCROP 0 /* amount to crop from the top and bottom edges */ + +#define BTVERSION (bt->id>>4) + +#define H(X) ( ((X)>>8) & 0xFF ) +#define L(X) ( (X) & 0xFF ) + +#define LIMIT(X,A,B) (((X)<(A)) ? (A) : ((X)>(B)) ? (B) : (X) ) + +/* Bt829 family chip ID's */ +#define BT815 0x02 +#define BT817 0x06 +#define BT819 0x07 +#define BT827 0x0C +#define BT829 0x0E + +/* Bt829 registers */ +#define STATUS 0x00 /* Device Status */ +#define IFORM 0x01 /* Input Format */ +#define TDEC 0x02 /* Temporal Decimation */ +#define CROP 0x03 /* MSB Cropping */ +#define VDELAY_LO 0x04 /* Vertical Delay */ +#define VACTIVE_LO 0x05 /* Vertical Active */ +#define HDELAY_LO 0x06 /* Horizontal Delay */ +#define HACTIVE_LO 0x07 /* Horizontal Active */ +#define HSCALE_HI 0x08 /* Horizontal Scaling */ +#define HSCALE_LO 0x09 /* Horizontal Scaling */ +#define BRIGHT 0x0A /* Brightness Control */ +#define CONTROL 0x0B /* Miscellaneous Control */ +#define CONTRAST_LO 0x0C /* Luma Gain (Contrast) */ +#define SAT_U_LO 0x0D /* Chroma (U) Gain (Saturation) */ +#define SAT_V_LO 0x0E /* Chroma (V) Gain (Saturation) */ +#define HUE 0x0F /* Hue Control */ +#define SCLOOP 0x10 /* SC Loop Control */ +#define WC_UP 0x11 /* White Crush Up Count */ +#define OFORM 0x12 /* Output Format */ +#define VSCALE_HI 0x13 /* Vertical Scaling */ +#define VSCALE_LO 0x14 /* Vertical Scaling */ +#define TEST 0x15 /* Test Control */ +#define VPOLE 0x16 /* Video Timing Polarity */ +#define IDCODE 0x17 /* ID Code */ +#define ADELAY 0x18 /* AGC Delay */ +#define BDELAY 0x19 /* Burst Gate Delay */ +#define ADC 0x1A /* ADC Interface */ +#define VTC 0x1B /* Video Timing Control */ +#define CC_STATUS 0x1C /* Extended Data Services/Closed Capt Status */ +#define CC_DATA 0x1D /* Extended Data Services/Closed Capt Data */ +#define WC_DN 0x1E /* White Crush Down Count */ +#define SRESET 0x1F /* Software Reset */ +#define P_IO 0x3F /* Programmable I/O */ + +static CARD8 btread(BT829Ptr bt, CARD8 reg) +{ + CARD8 v; + + I2C_WriteRead(&(bt->d), ®, 1, &v, 1); + + return v; +} + +static void btwrite(BT829Ptr bt, CARD8 reg, CARD8 val) +{ + CARD8 data[2]; + + data[0] = reg; + data[1] = val; + I2C_WriteRead(&(bt->d), data, 2, NULL, 0); +} + +/* + * Register access + */ +static void btwrite_status(BT829Ptr bt) /* STATUS */ +{ + btwrite(bt, STATUS, 0x00); /* clear */ +} + +static void btwrite_iform(BT829Ptr bt) /* IFORM */ +{ + int xtsel; + + switch (bt->format) { + case BT829_NTSC: + case BT829_NTSC_JAPAN: + case BT829_PAL_M: + case BT829_PAL_N_COMB: /* gatos says xtsel = 2 */ + xtsel = 1; + break; + case BT829_PAL: + case BT829_PAL_N: + case BT829_SECAM: + xtsel = 2; + break; + default: /* shouldn't get here */ + xtsel = 3; /* hardware default */ + break; + } + + btwrite(bt, IFORM, (bt->mux<<5) | (xtsel<<3) | bt->format); +} + +static void btwrite_tdec(BT829Ptr bt) /* TDEC */ +{ + /* use default */ +} + +static void btwrite_crop(BT829Ptr bt) /* CROP */ +{ + btwrite(bt, CROP, (H(bt->vdelay)<<6) | (H(bt->vactive)<<4) | + (H(bt->hdelay)<<2) | H(bt->width)); +} + +static void btwrite_vdelay_lo(BT829Ptr bt) /* VDELAY_LO */ +{ + btwrite(bt, VDELAY_LO, L(bt->vdelay)); +} + +static void btwrite_vactive_lo(BT829Ptr bt) /* VACTIVE_LO */ +{ + btwrite(bt, VACTIVE_LO, L(bt->vactive)); +} + +static void btwrite_hdelay_lo(BT829Ptr bt) /* HDELAY_LO */ +{ + btwrite(bt, HDELAY_LO, L(bt->hdelay)); +} + +static void btwrite_hactive_lo(BT829Ptr bt) /* HACTIVE_LO */ +{ + btwrite(bt, HACTIVE_LO, L(bt->width)); +} + +static void btwrite_hscale_hi(BT829Ptr bt) /* HSCALE_HI */ +{ + btwrite(bt, HSCALE_HI, H(bt->hscale)); +} + +static void btwrite_hscale_lo(BT829Ptr bt) /* HSCALE_LO */ +{ + btwrite(bt, HSCALE_LO, L(bt->hscale)); +} + +static void btwrite_bright(BT829Ptr bt) /* BRIGHT */ +{ + btwrite(bt, BRIGHT, bt->brightness); +} + +static void btwrite_control(BT829Ptr bt) /* CONTROL */ +{ + int ldec; + + /* The data sheet says ldec should always be 0 for SECAM */ + /* but the picture quality is better with ldec = 1 */ + ldec = (bt->width > 360); /* gatos says 384 */ + + btwrite(bt, CONTROL, + ((bt->mux==bt->svideo_mux) ? 0xC0:0x00) | /* LNOTCH and COMP */ + (ldec<<5) | (H(bt->contrast)<<2) | (H(bt->sat_u)<<1) | H(bt->sat_v)); +} + +static void btwrite_contrast_lo(BT829Ptr bt) /* CONTRAST_LO */ +{ + btwrite(bt, CONTRAST_LO, L(bt->contrast)); +} + +static void btwrite_sat_u_lo(BT829Ptr bt) /* SAT_U_LO */ +{ + btwrite(bt, SAT_U_LO, L(bt->sat_u)); +} + +static void btwrite_sat_v_lo(BT829Ptr bt) /* SAT_V_LO */ +{ + btwrite(bt, SAT_V_LO, L(bt->sat_v)); +} + +static void btwrite_hue(BT829Ptr bt) /* HUE */ +{ + btwrite(bt, HUE, bt->hue); +} + +static void btwrite_scloop(BT829Ptr bt) /* SCLOOP */ +{ + if (BTVERSION >= BT827) { + btwrite(bt, SCLOOP, + (bt->format==BT829_SECAM) ? 0x10:0x00 /* QCIF or AUTO */ + ); + } +} + +static void btwrite_wc_up(BT829Ptr bt) /* WC_UP */ +{ + if (BTVERSION >= BT827) { + /* use default */ + } +} + +static void btwrite_oform(BT829Ptr bt) /* OFORM */ +{ + btwrite(bt, OFORM, (bt->code<<3) | (bt->len<<2) | + 0x02 /* RANGE = 0, CORE = 0, VBI_FRAME = 0, OES = 2 (default) */ + ); +} + +static void btwrite_vscale_hi(BT829Ptr bt) /* VSCALE_HI */ +{ + btwrite(bt, VSCALE_HI, H(bt->vscale) | + 0x60 /* YCOMB = 0, COMB = 1, INT = 1 (default) */ + ); +} + +static void btwrite_vscale_lo(BT829Ptr bt) /* VSCALE_LO */ +{ + btwrite(bt, VSCALE_LO, L(bt->vscale)); +} + +/* TEST should not be written to */ + +static void btwrite_vpole(BT829Ptr bt) /* VPOLE */ +{ + btwrite(bt, VPOLE, (bt->out_en<<7)); +} + +/* IDCODE is read only */ + +static void btwrite_adelay(BT829Ptr bt) /* ADELAY */ +{ + switch (bt->format) { + case BT829_NTSC: + case BT829_NTSC_JAPAN: + case BT829_PAL_M: + btwrite(bt, ADELAY, 104); + break; + case BT829_PAL: + case BT829_PAL_N: + case BT829_SECAM: + case BT829_PAL_N_COMB: + btwrite(bt, ADELAY, 127); + break; + default: /* shouldn't get here */ + btwrite(bt, ADELAY, 104); /* hardware default */ + break; + } +} + +static void btwrite_bdelay(BT829Ptr bt) /* BDELAY */ +{ + switch (bt->format) { + case BT829_NTSC: + case BT829_NTSC_JAPAN: + case BT829_PAL_M: + btwrite(bt, BDELAY, 93); + break; + case BT829_PAL: + case BT829_PAL_N: + case BT829_PAL_N_COMB: + btwrite(bt, BDELAY, 114); + break; + case BT829_SECAM: + btwrite(bt, BDELAY, 160); + break; + default: /* shouldn't get here */ + btwrite(bt, BDELAY, 93); /* hardware default */ + break; + } +} + +static void btwrite_adc(BT829Ptr bt) /* ADC */ +{ + btwrite(bt, ADC, bt->mux==bt->svideo_mux ? 0x80:0x82); /* CSLEEP = 0 or 1 */ +} + +static void btwrite_vtc(BT829Ptr bt) /* VTC */ +{ + int vfilt = 0; /* hardware default */ + + if (BTVERSION > BT827) { /* gatos says >= BT827 */ + switch (bt->format) { + case BT829_NTSC: + case BT829_NTSC_JAPAN: + case BT829_PAL_M: + case BT829_PAL_N_COMB: /* gatos groups with BT829_PAL */ + if (bt->width <= 360) vfilt = 1; /* gatos says <= 240 */ + if (bt->width <= 180) vfilt = 2; /* gatos says <= 120 */ + if (bt->width <= 90) vfilt = 3; /* gatos says <= 60 */ + break; + case BT829_PAL: + case BT829_PAL_N: + case BT829_SECAM: + if (bt->width <= 384) vfilt = 1; + if (bt->width <= 192) vfilt = 2; + if (bt->width<= 96) vfilt = 3; + break; + default: /* shouldn't get here */ + break; /* use hardware default */ + } + btwrite(bt, VTC, (bt->vbien<<4) | (bt->vbifmt<<3) | vfilt); + } +} + +static void btwrite_cc_status(BT829Ptr bt) /* CC_STATUS */ +{ /* FIXME: ATI specific */ + if (BTVERSION >= BT827) { + if (bt->ccmode == 0) btwrite(bt, CC_STATUS, 0x00); + /* 0x40 is activate to set the CCVALID line. Not required yet */ + else btwrite(bt, CC_STATUS, (bt->ccmode<<4) | 0x40); + } +} + +/* CC_DATA is read only */ + +static void btwrite_wc_dn(BT829Ptr bt) /* WC_DN */ +{ + if (BTVERSION >= BT827) { + /* use default */ + } +} + +static void bt_reset(BT829Ptr bt) { /* SRESET */ + btwrite(bt, SRESET, 0x0); /* Reset all registers */ +} + +static void btwrite_p_io(BT829Ptr bt) /* P_IO */ +{ + if (BTVERSION >= BT827) { + btwrite(bt, P_IO, bt->p_io); + } +} + +/* + * Deal with dependencies + */ +static void propagate_changes(BT829Ptr bt) +{ + CARD16 hdelay, unscaled_hdelay, vdelay, hscale, vscale; + int htotal, vactive; + + switch (bt->format) { + case BT829_NTSC: + case BT829_NTSC_JAPAN: + case BT829_PAL_M: + vdelay = 22; + htotal = 754; + vactive = 480; + unscaled_hdelay = 135; + break; + case BT829_PAL: + case BT829_PAL_N: + vdelay = (bt->tunertype==5) ? 34 : 22; + htotal = 922; + vactive = 576; + unscaled_hdelay = 186; + break; + case BT829_SECAM: + vdelay = 34; + htotal = 922; + vactive = 576; + unscaled_hdelay = 186; + break; + case BT829_PAL_N_COMB: + vdelay = (bt->tunertype==5) ? 34 : 22; /* windows says 22 */ + htotal = 754; /* gatos and windows say 922 */ + vactive = 576; + unscaled_hdelay = 135; /* gatos and windows say 186 */ + break; + default: /* shouldn't get here */ + vdelay = 22; /* hardware default */ + htotal = 754; + vactive = 480; /* hardware default */ + unscaled_hdelay = 135; + break; + } + + bt->htotal = htotal; /* Used for error checking in bt829_SetCaptSize */ + + hscale = 4096 * htotal / (bt->width + 2 * HCROP)-4096; + hdelay = ( + HCROP + (bt->width + 2 * HCROP) * unscaled_hdelay / htotal + ) & 0x3FE; + + vactive = vactive - 2 * VCROP; + vdelay = vdelay + VCROP; + vscale = (0x10000 - (512*vactive/bt->height-512)) & 0x1FFF; + + if ((hdelay != bt->hdelay) || (vdelay != bt->vdelay) || + (vactive != bt->vactive) || (hscale != bt->hscale) || + (vscale != bt->vscale)) { + bt->hdelay = hdelay; + bt->vdelay = vdelay; + bt->vactive = vactive; + bt->hscale = hscale; + bt->vscale = vscale; + btwrite_crop(bt); + btwrite_vdelay_lo(bt); + btwrite_vactive_lo(bt); + btwrite_hdelay_lo(bt); + btwrite_hscale_hi(bt); + btwrite_hscale_lo(bt); + btwrite_control(bt); + btwrite_vscale_hi(bt); + btwrite_vscale_lo(bt); + } +} + +static void write_all(BT829Ptr bt) +{ + bt_reset(bt); + propagate_changes(bt); /* ensure consistency */ + btwrite_iform(bt); + btwrite_tdec(bt); + btwrite_crop(bt); + btwrite_vdelay_lo(bt); + btwrite_vactive_lo(bt); + btwrite_hdelay_lo(bt); + btwrite_hactive_lo(bt); + btwrite_hscale_hi(bt); + btwrite_hscale_lo(bt); + btwrite_bright(bt); + btwrite_control(bt); + btwrite_contrast_lo(bt); + btwrite_sat_u_lo(bt); + btwrite_sat_v_lo(bt); + btwrite_hue(bt); + btwrite_scloop(bt); + btwrite_wc_up(bt); + btwrite_oform(bt); + btwrite_vscale_hi(bt); + btwrite_vscale_lo(bt); + btwrite_vpole(bt); + btwrite_adelay(bt); + btwrite_bdelay(bt); + btwrite_adc(bt); + btwrite_vtc(bt); +/* btwrite_cc_status(bt); */ /* FIXME: CC code needs cleaning */ + btwrite_wc_dn(bt); + btwrite_p_io(bt); +} + +/* + * Public functions + */ +BT829Ptr bt829_Detect(I2CBusPtr b, I2CSlaveAddr addr) +{ + BT829Ptr bt; + I2CByte a; + + bt = xcalloc(1, sizeof(BT829Rec)); + if(bt == NULL) return NULL; + bt->d.DevName = strdup("BT829 video decoder"); + bt->d.SlaveAddr = addr; + bt->d.pI2CBus = b; + bt->d.NextDev = NULL; + bt->d.StartTimeout = b->StartTimeout; + bt->d.BitTimeout = b->BitTimeout; + bt->d.AcknTimeout = b->AcknTimeout; + bt->d.ByteTimeout = b->ByteTimeout; + + + if(!I2C_WriteRead(&(bt->d), NULL, 0, &a, 1)) + { + free(bt); + return NULL; + } + + bt->id = btread(bt,IDCODE); + + free(bt->d.DevName); + bt->d.DevName = xcalloc(200, sizeof(char)); + switch(BTVERSION){ + case BT815: + sprintf(bt->d.DevName, "bt815a video decoder, revision %d",bt->id & 0xf); + break; + case BT817: + sprintf(bt->d.DevName, "bt817a video decoder, revision %d",bt->id & 0xf); + break; + case BT819: + sprintf(bt->d.DevName, "bt819a video decoder, revision %d",bt->id & 0xf); + break; + case BT827: + sprintf(bt->d.DevName, "bt827a/b video decoder, revision %d",bt->id & 0xf); + break; + case BT829: + sprintf(bt->d.DevName, "bt829a/b video decoder, revision %d",bt->id & 0xf); + break; + default: + sprintf(bt->d.DevName, "bt8xx/unknown video decoder version %d, revision %d",bt->id >> 4,bt->id & 0xf); + break; + } + + /* set default parameters */ + if(!I2CDevInit(&(bt->d))) + { + free(bt); + return NULL; + } + + bt->tunertype = 1; + + bt->brightness = 0; /* hardware default */ + bt->ccmode = 0; + bt->code = 0; /* hardware default */ + bt->contrast = 216; /* hardware default */ + bt->format = BT829_NTSC; + bt->height = 480; /* hardware default for vactive */ + bt->hue = 0; /* hardware default */ + bt->len = 1; /* hardware default */ + bt->mux = BT829_MUX0; /* hardware default */ + bt->out_en = 0; /* hardware default */ + bt->p_io = 0; /* hardware default */ + bt->sat_u = 254; /* hardware default */ + bt->sat_v = 180; /* hardware default */ + bt->vbien = 0; /* hardware default */ + bt->vbifmt = 0; /* hardware default */ + bt->width = 640; /* hardware default for hactive */ + + bt->hdelay = 120; /* hardware default */ + bt->hscale = 684; /* hardware default */ + bt->vactive = 480; /* hardware default */ + bt->vdelay = 22; /* hardware default */ + bt->vscale = 0; /* hardware default */ + + bt->htotal = 754; /* NTSC */ + bt->svideo_mux = 0; /* no s-video */ + + return bt; +} + +int bt829_ATIInit(BT829Ptr bt) +{ + bt->code = 1; + bt->len = 0; + bt->vbien = 1; + bt->vbifmt = 1; + bt->svideo_mux = BT829_MUX1; + + write_all (bt); + + return 0; +} + +int bt829_SetFormat(BT829Ptr bt, CARD8 format) +{ + if ((format < 1) || (format > 7)) return -1; + if ((BTVERSION <= BT819) && + (format != BT829_NTSC) && (format != BT829_PAL)) return -1; + if (format == bt->format) return 0; + bt->format = format; + propagate_changes(bt); + btwrite_iform(bt); + btwrite_scloop(bt); + btwrite_adelay(bt); + btwrite_bdelay(bt); + btwrite_vtc(bt); + return 0; +} + +int bt829_SetMux(BT829Ptr bt, CARD8 mux) +{ + if ((mux < 1) || (mux > 3)) return -1; + if (mux == bt->mux) return 0; + bt->mux = mux; + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_iform(bt); + btwrite_control(bt); + btwrite_adc(bt); + return 0; +} + +void bt829_SetBrightness(BT829Ptr bt, int brightness) +{ + brightness = LIMIT(brightness,-1000,999); /* ensure -128 <= brightness <= 127 below */ + brightness = (128*brightness)/1000; + if (brightness == bt->brightness) return; + bt->brightness = brightness; + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_bright(bt); +} + +void bt829_SetContrast(BT829Ptr bt, int contrast) +{ + contrast = LIMIT(contrast,-1000,1000); + contrast = (216*(contrast+1000))/1000; + if (contrast == bt->contrast) return; + bt->contrast = contrast; + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_control(bt); + btwrite_contrast_lo(bt); +} + +void bt829_SetSaturation(BT829Ptr bt, int saturation) +{ + CARD16 sat_u, sat_v; + + saturation = LIMIT(saturation,-1000,1000); + sat_u = (254*(saturation+1000))/1000; + sat_v = (180*(saturation+1000))/1000; + if ((sat_u == bt->sat_u) && (sat_v == bt->sat_v)) return; + bt->sat_u = sat_u; + bt->sat_v = sat_v; + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_control(bt); + btwrite_sat_u_lo(bt); + btwrite_sat_v_lo(bt); +} + +void bt829_SetTint(BT829Ptr bt, int hue) +{ + hue = LIMIT(hue,-1000,999); /* ensure -128 <= hue <= 127 below */ + hue = (128*hue)/1000; + if (hue == bt->hue) return; + bt->hue = hue; + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_hue(bt); +} + +int bt829_SetCaptSize(BT829Ptr bt, int width, int height) +{ + if ((width > bt->htotal - 2 * HCROP) || + (16 * width < bt->htotal - 32 * HCROP)) return -1; + if ((height > bt->vactive) || (16 * height < bt->vactive)) return -1; + if ((width == bt->width) && (height == bt->height)) return 0; + bt->width = width; + bt->height = height; + propagate_changes(bt); + btwrite_crop(bt); + btwrite_hactive_lo(bt); + btwrite_control(bt); + btwrite_vtc(bt); + return 0; +} + +int bt829_SetCC(BT829Ptr bt) /* FIXME: should take ccmode as a parameter */ +{ + if (BTVERSION < BT827) return -1; /* can't do it */ + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_cc_status(bt); + /* we write to STATUS to reset the CCVALID flag */ + if (bt->ccmode != 0) btwrite_status(bt); + return 0; +} + +void bt829_SetOUT_EN(BT829Ptr bt, BOOL out_en) +{ + out_en = (out_en != 0); + if (out_en == bt->out_en) return; + bt->out_en = out_en; + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_vpole(bt); +} + +void bt829_SetP_IO(BT829Ptr bt, CARD8 p_io) +{ + if (p_io == bt->p_io) return; + bt->p_io = p_io; + /* propagate_changes(bt); */ /* no dependencies */ + btwrite_p_io(bt); +} + +#define BTREAD(R) btread(bt,(R)) + +#if 0 + +void bt829_getCCdata(BT829Ptr bt,struct CCdata *data) +{ + CARD8 status; + data->num_valid=0; + /* wait for buffer to be half full (means 8/16 bytes) + * either 4 (one of CC/EDS) or 2 (both CC/EDS) frames */ + if(!(BTREAD(STATUS)&0x04)) return; /* could comment this line */ + for(;data->num_validnum_valid++) { + status=BTREAD(CC_STATUS); + if(!(status&0x04)) break; + data->data[data->num_valid]= BTREAD(CC_DATA)&0x7f; + /* stripped high bit (parity) */ + data->status[data->num_valid]= (CCS_EDS*((status&0x02)>>1)) | + (CCS_HIGH*(status&0x01)) | + (CCS_OVER*((status&0x08)>>3)) | + (CCS_PAR*((status&0x80)>>7)) ; } + btwrite(bt,STATUS,0x00); /* Reset CCVALID status bit */ + return; +} + +#endif + +/* ------------------------------------------------------------------------ */ +/* Debug and report routines */ + +#define DUMPREG(REG) \ + xf86DrvMsg(bt->d.pI2CBus->scrnIndex,X_INFO," %-12s (0x%02X) = 0x%02X\n", \ + #REG,REG,BTREAD(REG)) + +/*static void bt829_dumpregs(BT829Ptr bt) +{ + DUMPREG(STATUS); + DUMPREG(IFORM); + DUMPREG(TDEC); + DUMPREG(CROP); + DUMPREG(VDELAY_LO); + DUMPREG(VACTIVE_LO); + DUMPREG(HDELAY_LO); + DUMPREG(HACTIVE_LO); + DUMPREG(HSCALE_HI); + DUMPREG(HSCALE_LO); + DUMPREG(BRIGHT); + DUMPREG(CONTROL); + DUMPREG(CONTRAST_LO); + DUMPREG(SAT_U_LO); + DUMPREG(SAT_V_LO); + DUMPREG(HUE); + if (BTVERSION >= BT827) { + DUMPREG(SCLOOP); + DUMPREG(WC_UP) ; } + DUMPREG(OFORM); + DUMPREG(VSCALE_HI); + DUMPREG(VSCALE_LO); + DUMPREG(TEST); + DUMPREG(VPOLE); + DUMPREG(IDCODE); + DUMPREG(ADELAY); + DUMPREG(BDELAY); + DUMPREG(ADC); + if (BTVERSION >= BT827) { + DUMPREG(VTC); + DUMPREG(CC_STATUS); + DUMPREG(CC_DATA); + DUMPREG(WC_DN); + DUMPREG(P_IO) ; } +}*/ -- cgit v1.2.3