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authorLadislav Michl <ladis@linux-mips.org>2005-09-01 15:07:34 +0000
committerRalf Baechle <ralf@linux-mips.org>2005-11-07 18:05:41 +0000
commita637a114f36b94a1ad8b9867f43bac0414958420 (patch)
tree3ad9a5c60817c8d0b4e2de30672da706c44ecbfa /drivers/media/video/saa7191.h
parenta06d61c648890ad7e86d5ea04bd6999b254db193 (diff)
downloadlinux-a637a114f36b94a1ad8b9867f43bac0414958420.tar.bz2
VINO driver version 0.0.5.
Second cut of the VINO / Indycam driver for the Silicon Graphics Indy, much more feature complete and bug free.
Diffstat (limited to 'drivers/media/video/saa7191.h')
-rw-r--r--drivers/media/video/saa7191.h172
1 files changed, 144 insertions, 28 deletions
diff --git a/drivers/media/video/saa7191.h b/drivers/media/video/saa7191.h
index 272045031435..a2310da1940d 100644
--- a/drivers/media/video/saa7191.h
+++ b/drivers/media/video/saa7191.h
@@ -24,8 +24,8 @@
#define SAA7191_REG_HPHI 0x05
#define SAA7191_REG_LUMA 0x06
#define SAA7191_REG_HUEC 0x07
-#define SAA7191_REG_CKTQ 0x08
-#define SAA7191_REG_CKTS 0x09
+#define SAA7191_REG_CKTQ 0x08 /* bits 3-7 */
+#define SAA7191_REG_CKTS 0x09 /* bits 3-7 */
#define SAA7191_REG_PLSE 0x0a
#define SAA7191_REG_SESE 0x0b
#define SAA7191_REG_GAIN 0x0c
@@ -43,30 +43,82 @@
/* Status Register definitions */
#define SAA7191_STATUS_CODE 0x01 /* color detected flag */
-#define SAA7191_STATUS_FIDT 0x20 /* format type NTSC/PAL */
-#define SAA7191_STATUS_HLCK 0x40 /* PLL unlocked/locked */
+#define SAA7191_STATUS_FIDT 0x20 /* signal type 50/60 Hz */
+#define SAA7191_STATUS_HLCK 0x40 /* PLL unlocked(1)/locked(0) */
#define SAA7191_STATUS_STTC 0x80 /* tv/vtr time constant */
/* Luminance Control Register definitions */
+/* input mode select bit:
+ * 0=CVBS (chrominance trap active), 1=S-Video (trap bypassed) */
#define SAA7191_LUMA_BYPS 0x80
-
-/* Chroma Gain Control Settings Register definitions */
-/* 0=automatic colour-killer enabled, 1=forced colour on */
+/* pre-filter (only when chrominance trap is active) */
+#define SAA7191_LUMA_PREF 0x40
+/* aperture bandpass to select different characteristics with maximums
+ * (bits 4-5) */
+#define SAA7191_LUMA_BPSS_MASK 0x30
+#define SAA7191_LUMA_BPSS_SHIFT 4
+#define SAA7191_LUMA_BPSS_3 0x30
+#define SAA7191_LUMA_BPSS_2 0x20
+#define SAA7191_LUMA_BPSS_1 0x10
+#define SAA7191_LUMA_BPSS_0 0x00
+/* coring range for high frequency components according to 8-bit luminance
+ * (bits 2-3)
+ * 0=coring off, n= (+-)n LSB */
+#define SAA7191_LUMA_CORI_MASK 0x0c
+#define SAA7191_LUMA_CORI_SHIFT 2
+#define SAA7191_LUMA_CORI_3 0x0c
+#define SAA7191_LUMA_CORI_2 0x08
+#define SAA7191_LUMA_CORI_1 0x04
+#define SAA7191_LUMA_CORI_0 0x00
+/* aperture bandpass filter weights high frequency components of luminance
+ * signal (bits 0-1)
+ * 0=factor 0, 1=0.25, 2=0.5, 3=1 */
+#define SAA7191_LUMA_APER_MASK 0x03
+#define SAA7191_LUMA_APER_SHIFT 0
+#define SAA7191_LUMA_APER_3 0x03
+#define SAA7191_LUMA_APER_2 0x02
+#define SAA7191_LUMA_APER_1 0x01
+#define SAA7191_LUMA_APER_0 0x00
+
+/* Chrominance Gain Control Settings Register definitions */
+/* colour on: 0=automatic colour-killer enabled, 1=forced colour on */
#define SAA7191_GAIN_COLO 0x80
+/* chrominance gain control (AGC filter)
+ * 0=loop filter time constant slow, 1=medium, 2=fast, 3=actual gain */
+#define SAA7191_GAIN_LFIS_MASK 0x60
+#define SAA7191_GAIN_LFIS_SHIFT 5
+#define SAA7191_GAIN_LFIS_3 0x60
+#define SAA7191_GAIN_LFIS_2 0x40
+#define SAA7191_GAIN_LFIS_1 0x20
+#define SAA7191_GAIN_LFIS_0 0x00
/* Standard/Mode Control Register definitions */
/* tv/vtr mode bit: 0=TV mode (slow time constant),
* 1=VTR mode (fast time constant) */
#define SAA7191_STDC_VTRC 0x80
+/* SAA7191B-specific functions enable (RTCO, ODD and GPSW0 outputs)
+ * 0=outputs set to high-impedance (circuit equals SAA7191), 1=enabled */
+#define SAA7191_STDC_NFEN 0x08
+/* HREF generation: 0=like SAA7191, 1=HREF is 8xLLC2 clocks earlier */
+#define SAA7191_STDC_HRMV 0x04
+/* general purpose switch 0
+ * (not used with VINO afaik) */
+#define SAA7191_STDC_GPSW0 0x02
/* SECAM mode bit: 0=other standards, 1=SECAM */
#define SAA7191_STDC_SECS 0x01
-/* the bit fields above must be or'd with this value */
-#define SAA7191_STDC_VALUE 0x0c
/* I/O and Clock Control Register definitions */
/* horizontal clock PLL: 0=PLL closed,
* 1=PLL circuit open and horizontal freq fixed */
#define SAA7191_IOCK_HPLL 0x80
+/* colour-difference output enable (outputs UV0-UV7) */
+#define SAA7191_IOCK_OEDC 0x40
+/* H-sync output enable */
+#define SAA7191_IOCK_OEHS 0x20
+/* V-sync output enable */
+#define SAA7191_IOCK_OEVS 0x10
+/* luminance output enable (outputs Y0-Y7) */
+#define SAA7191_IOCK_OEDY 0x08
/* S-VHS bit (chrominance from CVBS or from chrominance input):
* 0=controlled by BYPS-bit, 1=from chrominance input */
#define SAA7191_IOCK_CHRS 0x04
@@ -83,11 +135,40 @@
/* field select: (if AUFD=0)
* 0=50Hz (625 lines), 1=60Hz (525 lines) */
#define SAA7191_CTL3_FSEL 0x40
-/* the bit fields above must be or'd with this value */
-#define SAA7191_CTL3_VALUE 0x19
+/* SECAM cross-colour reduction enable */
+#define SAA7191_CTL3_SXCR 0x20
+/* sync and clamping pulse enable (HCL and HSY outputs) */
+#define SAA7191_CTL3_SCEN 0x10
+/* output format: 0=4:1:1, 1=4:2:2 (4:2:2 for VINO) */
+#define SAA7191_CTL3_OFTS 0x08
+/* luminance delay compensation
+ * 0=0*2/LLC, 1=+1*2/LLC, 2=+2*2/LLC, 3=+3*2/LLC,
+ * 4=-4*2/LLC, 5=-3*2/LLC, 6=-2*2/LLC, 7=-1*2/LLC
+ * step size = 2/LLC = 67.8ns for 50Hz, 81.5ns for 60Hz */
+#define SAA7191_CTL3_YDEL_MASK 0x07
+#define SAA7191_CTL3_YDEL_SHIFT 0
+#define SAA7191_CTL3_YDEL2 0x04
+#define SAA7191_CTL3_YDEL1 0x02
+#define SAA7191_CTL3_YDEL0 0x01
+
+/* Miscellaneous Control #2 Register definitions */
+/* select HREF position
+ * 0=normal, HREF is matched to YUV output port,
+ * 1=HREF is matched to CVBS input port */
+#define SAA7191_CTL4_HRFS 0x04
+/* vertical noise reduction
+ * 0=normal, 1=searching window, 2=auto-deflection, 3=reduction bypassed */
+#define SAA7191_CTL4_VNOI_MASK 0x03
+#define SAA7191_CTL4_VNOI_SHIFT 0
+#define SAA7191_CTL4_VNOI_3 0x03
+#define SAA7191_CTL4_VNOI_2 0x02
+#define SAA7191_CTL4_VNOI_1 0x01
+#define SAA7191_CTL4_VNOI_0 0x00
/* Chrominance Gain Control Register definitions
- * (nominal value for UV CCIR level) */
+ * - for QAM-modulated input signals, effects output amplitude
+ * (SECAM gain fixed)
+ * (nominal values for UV CCIR level) */
#define SAA7191_CHCV_NTSC 0x2c
#define SAA7191_CHCV_PAL 0x59
@@ -99,16 +180,13 @@
#define SAA7191_NORM_PAL 1
#define SAA7191_NORM_NTSC 2
#define SAA7191_NORM_SECAM 3
-
-#define SAA7191_VALUE_ENABLED 1
-#define SAA7191_VALUE_DISABLED 0
-#define SAA7191_VALUE_UNCHANGED -1
+#define SAA7191_NORM_AUTO_EXT 4 /* extended auto-detection */
struct saa7191_status {
- /* 0=no signal, 1=signal active*/
+ /* 0=no signal, 1=signal detected */
int signal;
/* 0=50hz (pal) signal, 1=60hz (ntsc) signal */
- int ntsc;
+ int signal_60hz;
/* 0=no color detected, 1=color detected */
int color;
@@ -118,22 +196,60 @@ struct saa7191_status {
int norm;
};
-#define SAA7191_HUE_MIN 0x00
-#define SAA7191_HUE_MAX 0xff
-#define SAA7191_HUE_DEFAULT 0x80
+#define SAA7191_BANDPASS_MIN 0x00
+#define SAA7191_BANDPASS_MAX 0x03
+#define SAA7191_BANDPASS_DEFAULT 0x00
+
+#define SAA7191_BANDPASS_WEIGHT_MIN 0x00
+#define SAA7191_BANDPASS_WEIGHT_MAX 0x03
+#define SAA7191_BANDPASS_WEIGHT_DEFAULT 0x01
+
+#define SAA7191_CORING_MIN 0x00
+#define SAA7191_CORING_MAX 0x03
+#define SAA7191_CORING_DEFAULT 0x00
+
+#define SAA7191_HUE_MIN 0x00
+#define SAA7191_HUE_MAX 0xff
+#define SAA7191_HUE_DEFAULT 0x80
+
+#define SAA7191_VTRC_MIN 0x00
+#define SAA7191_VTRC_MAX 0x01
+#define SAA7191_VTRC_DEFAULT 0x00
+
+#define SAA7191_FORCE_COLOUR_MIN 0x00
+#define SAA7191_FORCE_COLOUR_MAX 0x01
+#define SAA7191_FORCE_COLOUR_DEFAULT 0x00
+
+#define SAA7191_CHROMA_GAIN_MIN 0x00
+#define SAA7191_CHROMA_GAIN_MAX 0x03
+#define SAA7191_CHROMA_GAIN_DEFAULT 0x00
+
+#define SAA7191_LUMA_DELAY_MIN -0x04
+#define SAA7191_LUMA_DELAY_MAX 0x03
+#define SAA7191_LUMA_DELAY_DEFAULT 0x01
+
+#define SAA7191_VNR_MIN 0x00
+#define SAA7191_VNR_MAX 0x03
+#define SAA7191_VNR_DEFAULT 0x00
-#define SAA7191_VTRC_MIN 0x00
-#define SAA7191_VTRC_MAX 0x01
-#define SAA7191_VTRC_DEFAULT 0x00
+#define SAA7191_CONTROL_BANDPASS 0
+#define SAA7191_CONTROL_BANDPASS_WEIGHT 1
+#define SAA7191_CONTROL_CORING 2
+#define SAA7191_CONTROL_FORCE_COLOUR 3 /* boolean */
+#define SAA7191_CONTROL_CHROMA_GAIN 4
+#define SAA7191_CONTROL_HUE 5
+#define SAA7191_CONTROL_VTRC 6 /* boolean */
+#define SAA7191_CONTROL_LUMA_DELAY 7
+#define SAA7191_CONTROL_VNR 8
struct saa7191_control {
- int hue;
- int vtrc;
+ u8 type;
+ s32 value;
};
#define DECODER_SAA7191_GET_STATUS _IOR('d', 195, struct saa7191_status)
#define DECODER_SAA7191_SET_NORM _IOW('d', 196, int)
-#define DECODER_SAA7191_GET_CONTROLS _IOR('d', 197, struct saa7191_control)
-#define DECODER_SAA7191_SET_CONTROLS _IOW('d', 198, struct saa7191_control)
+#define DECODER_SAA7191_GET_CONTROL _IOR('d', 197, struct saa7191_control)
+#define DECODER_SAA7191_SET_CONTROL _IOW('d', 198, struct saa7191_control)
#endif