diff options
| -rw-r--r-- | drivers/radeon/README | 12 | ||||
| -rw-r--r-- | drivers/radeon/radeon_vid.c | 187 |
2 files changed, 195 insertions, 4 deletions
diff --git a/drivers/radeon/README b/drivers/radeon/README index 5cfaaa3314..6746f14901 100644 --- a/drivers/radeon/README +++ b/drivers/radeon/README @@ -65,9 +65,15 @@ cat /dev/radeon_vid List of parameters: ~~~~~~~~~~~~~~~~~~~ if you have rage128 chip: -brightness=decval (-64:+63) doesn't work on radeons -saturation=decval (0:+31) doesn't work on radeons -endif +brightness=decval (-64:+63) changes brightness +saturation=decval (0:+31) changes saturation 0 == grayscaled mode +else - if you have radeon: +brightness=decval (-1000:+1000) -1000 == black screen +saturation=decval (-1000:+1000) -1000 == grayscaled mode +contrast=decval (-1000:+1000) -1000 == black screen +hue=decval (-1000:+1000) -1000 == +1000 (full circle) + all other values are within this range +Note: 0 is default value for every parameter on radeons double_buff=on/off enables/disables double buffering deinterlace=on/off enables/disables adaprive deinterlacing diff --git a/drivers/radeon/radeon_vid.c b/drivers/radeon/radeon_vid.c index 8009c99a9e..19f28983de 100644 --- a/drivers/radeon/radeon_vid.c +++ b/drivers/radeon/radeon_vid.c @@ -17,7 +17,7 @@ * Rage128(pro) stuff of this driver. */ -#define RADEON_VID_VERSION "1.1.2" +#define RADEON_VID_VERSION "1.2.0" /* It's entirely possible this major conflicts with something else @@ -110,6 +110,14 @@ static int swap_fourcc __initdata = 0; #define RTRACE(...) ((void)0) #endif +#if !defined( RAGE128 ) && !defined( AVOID_FPU ) +#define RADEON_FPU 1 +#endif + +#ifdef RADEON_FPU +#include <math.h> +#endif + typedef struct bes_registers_s { /* base address of yuv framebuffer */ @@ -457,6 +465,135 @@ static void radeon_vid_dump_regs( void ) } #endif +#ifdef RADEON_FPU +/* Reference color space transform data */ +typedef struct tagREF_TRANSFORM +{ + float RefLuma; + float RefRCb; + float RefRCr; + float RefGCb; + float RefGCr; + float RefBCb; + float RefBCr; +} REF_TRANSFORM; + +/* Parameters for ITU-R BT.601 and ITU-R BT.709 colour spaces */ +REF_TRANSFORM trans[2] = +{ + {1.1678, 0.0, 1.6007, -0.3929, -0.8154, 2.0232, 0.0}, /* BT.601 */ + {1.1678, 0.0, 1.7980, -0.2139, -0.5345, 2.1186, 0.0} /* BT.709 */ +}; +/**************************************************************************** + * SetTransform * + * Function: Calculates and sets color space transform from supplied * + * reference transform, gamma, brightness, contrast, hue and * + * saturation. * + * Inputs: bright - brightness * + * cont - contrast * + * sat - saturation * + * hue - hue * + * ref - index to the table of refernce transforms * + * Outputs: NONE * + ****************************************************************************/ + +static void radeon_set_transform(float bright, float cont, float sat, + float hue, unsigned ref) +{ + float OvHueSin, OvHueCos; + float CAdjLuma, CAdjOff; + float CAdjRCb, CAdjRCr; + float CAdjGCb, CAdjGCr; + float CAdjBCb, CAdjBCr; + float OvLuma, OvROff, OvGOff, OvBOff; + float OvRCb, OvRCr; + float OvGCb, OvGCr; + float OvBCb, OvBCr; + float Loff = 64.0; + float Coff = 512.0f; + + u32 dwOvLuma, dwOvROff, dwOvGOff, dwOvBOff; + u32 dwOvRCb, dwOvRCr; + u32 dwOvGCb, dwOvGCr; + u32 dwOvBCb, dwOvBCr; + + if (ref >= 2) return; + + OvHueSin = sin((double)hue); + OvHueCos = cos((double)hue); + + CAdjLuma = cont * trans[ref].RefLuma; + CAdjOff = cont * trans[ref].RefLuma * bright * 1023.0; + + CAdjRCb = sat * -OvHueSin * trans[ref].RefRCr; + CAdjRCr = sat * OvHueCos * trans[ref].RefRCr; + CAdjGCb = sat * (OvHueCos * trans[ref].RefGCb - OvHueSin * trans[ref].RefGCr); + CAdjGCr = sat * (OvHueSin * trans[ref].RefGCb + OvHueCos * trans[ref].RefGCr); + CAdjBCb = sat * OvHueCos * trans[ref].RefBCb; + CAdjBCr = sat * OvHueSin * trans[ref].RefBCb; + +#if 0 /* default constants */ + CAdjLuma = 1.16455078125; + + CAdjRCb = 0.0; + CAdjRCr = 1.59619140625; + CAdjGCb = -0.39111328125; + CAdjGCr = -0.8125; + CAdjBCb = 2.01708984375; + CAdjBCr = 0; +#endif + OvLuma = CAdjLuma; + OvRCb = CAdjRCb; + OvRCr = CAdjRCr; + OvGCb = CAdjGCb; + OvGCr = CAdjGCr; + OvBCb = CAdjBCb; + OvBCr = CAdjBCr; + OvROff = CAdjOff - + OvLuma * Loff - (OvRCb + OvRCr) * Coff; + OvGOff = CAdjOff - + OvLuma * Loff - (OvGCb + OvGCr) * Coff; + OvBOff = CAdjOff - + OvLuma * Loff - (OvBCb + OvBCr) * Coff; +#if 0 /* default constants */ + OvROff = -888.5; + OvGOff = 545; + OvBOff = -1104; +#endif + + dwOvROff = ((int)(OvROff * 2.0)) & 0x1fff; + dwOvGOff = (int)(OvGOff * 2.0) & 0x1fff; + dwOvBOff = (int)(OvBOff * 2.0) & 0x1fff; + if(!IsR200) + { + dwOvLuma =(((int)(OvLuma * 2048.0))&0x7fff)<<17; + dwOvRCb = (((int)(OvRCb * 2048.0))&0x7fff)<<1; + dwOvRCr = (((int)(OvRCr * 2048.0))&0x7fff)<<17; + dwOvGCb = (((int)(OvGCb * 2048.0))&0x7fff)<<1; + dwOvGCr = (((int)(OvGCr * 2048.0))&0x7fff)<<17; + dwOvBCb = (((int)(OvBCb * 2048.0))&0x7fff)<<1; + dwOvBCr = (((int)(OvBCr * 2048.0))&0x7fff)<<17; + } + else + { + dwOvLuma = (((int)(OvLuma * 256.0))&0x7ff)<<20; + dwOvRCb = (((int)(OvRCb * 256.0))&0x7ff)<<4; + dwOvRCr = (((int)(OvRCr * 256.0))&0x7ff)<<20; + dwOvGCb = (((int)(OvGCb * 256.0))&0x7ff)<<4; + dwOvGCr = (((int)(OvGCr * 256.0))&0x7ff)<<20; + dwOvBCb = (((int)(OvBCb * 256.0))&0x7ff)<<4; + dwOvBCr = (((int)(OvBCr * 256.0))&0x7ff)<<20; + } + + OUTREG(OV0_LIN_TRANS_A, dwOvRCb | dwOvLuma); + OUTREG(OV0_LIN_TRANS_B, dwOvROff | dwOvRCr); + OUTREG(OV0_LIN_TRANS_C, dwOvGCb | dwOvLuma); + OUTREG(OV0_LIN_TRANS_D, dwOvGOff | dwOvGCr); + OUTREG(OV0_LIN_TRANS_E, dwOvBCb | dwOvLuma); + OUTREG(OV0_LIN_TRANS_F, dwOvBOff | dwOvBCr); +} +#endif + #ifndef RAGE128 /* Gamma curve definition */ typedef struct @@ -1073,9 +1210,14 @@ static int __init radeon_vid_config_card(void) #define PARAM_BRIGHTNESS "brightness=" #define PARAM_SATURATION "saturation=" +#define PARAM_CONTRAST "contrast=" +#define PARAM_HUE "hue=" #define PARAM_DOUBLE_BUFF "double_buff=" #define PARAM_DEINTERLACE "deinterlace=" #define PARAM_DEINTERLACE_PATTERN "deinterlace_pattern=" +#ifdef RADEON_FPU +static int ovBrightness=0, ovSaturation=0, ovContrast=0, ovHue=0, ov_trans_idx=0; +#endif static void radeon_param_buff_fill( void ) { @@ -1105,6 +1247,13 @@ static void radeon_param_buff_fill( void ) #ifdef RAGE128 len += sprintf(&radeon_param_buff[len],PARAM_BRIGHTNESS"%i\n",(int)brightness); len += sprintf(&radeon_param_buff[len],PARAM_SATURATION"%u\n",saturation); +#else +#ifdef RADEON_FPU + len += sprintf(&radeon_param_buff[len],PARAM_BRIGHTNESS"%i\n",ovBrightness); + len += sprintf(&radeon_param_buff[len],PARAM_SATURATION"%i\n",ovSaturation); + len += sprintf(&radeon_param_buff[len],PARAM_CONTRAST"%i\n",ovContrast); + len += sprintf(&radeon_param_buff[len],PARAM_HUE"%i\n",ovHue); +#endif #endif len += sprintf(&radeon_param_buff[len],PARAM_DEINTERLACE"%s\n",besr.deinterlace_on?"on":"off"); len += sprintf(&radeon_param_buff[len],PARAM_DEINTERLACE_PATTERN"%X\n",besr.deinterlace_pattern); @@ -1123,6 +1272,11 @@ static ssize_t radeon_vid_read(struct file *file, char *buf, size_t count, loff_ return size; } +#define RTFSaturation(a) (1.0 + ((a)*1.0)/1000.0) +#define RTFBrightness(a) (((a)*1.0)/2000.0) +#define RTFContrast(a) (1.0 + ((a)*1.0)/1000.0) +#define RTFHue(a) (((a)*3.1416)/1000.0) + static ssize_t radeon_vid_write(struct file *file, const char *buf, size_t count, loff_t *ppos) { #ifdef RAGE128 @@ -1149,6 +1303,37 @@ static ssize_t radeon_vid_write(struct file *file, const char *buf, size_t count (saturation << 16)); } else +#else +#ifdef RADEON_FPU + if(memcmp(buf,PARAM_BRIGHTNESS,min(count,strlen(PARAM_BRIGHTNESS))) == 0) + { + ovBrightness=simple_strtol(&buf[strlen(PARAM_BRIGHTNESS)],NULL,10); + radeon_set_transform(RTFBrightness(ovBrightness),RTFContrast(ovContrast) + ,RTFSaturation(ovSaturation),RTFHue(ovHue),ov_trans_idx); + } + else + if(memcmp(buf,PARAM_SATURATION,min(count,strlen(PARAM_SATURATION))) == 0) + { + ovSaturation=simple_strtol(&buf[strlen(PARAM_SATURATION)],NULL,10); + radeon_set_transform(RTFBrightness(ovBrightness),RTFContrast(ovContrast) + ,RTFSaturation(ovSaturation),RTFHue(ovHue),ov_trans_idx); + } + else + if(memcmp(buf,PARAM_CONTRAST,min(count,strlen(PARAM_CONTRAST))) == 0) + { + ovContrast=simple_strtol(&buf[strlen(PARAM_CONTRAST)],NULL,10); + radeon_set_transform(RTFBrightness(ovBrightness),RTFContrast(ovContrast) + ,RTFSaturation(ovSaturation),RTFHue(ovHue),ov_trans_idx); + } + else + if(memcmp(buf,PARAM_HUE,min(count,strlen(PARAM_HUE))) == 0) + { + ovHue=simple_strtol(&buf[strlen(PARAM_HUE)],NULL,10); + radeon_set_transform(RTFBrightness(ovBrightness),RTFContrast(ovContrast) + ,RTFSaturation(ovSaturation),RTFHue(ovHue),ov_trans_idx); + } + else +#endif #endif if(memcmp(buf,PARAM_DOUBLE_BUFF,min(count,strlen(PARAM_DOUBLE_BUFF))) == 0) { |