diff options
author | Hans Verkuil <hverkuil@xs4all.nl> | 2008-11-29 12:55:19 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 09:38:40 -0200 |
commit | 9415f4b2166e6d9b3095fef47f4aa7dac76ac037 (patch) | |
tree | 240fa0091c137bff3c42fb5a85f5e69be58223ca /drivers/media/video/saa7115.c | |
parent | 76efd62f1546c6fab2116d3ba832403387bd3d4a (diff) |
V4L/DVB (9826): saa7115: convert to v4l2_subdev.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/saa7115.c')
-rw-r--r-- | drivers/media/video/saa7115.c | 763 |
1 files changed, 399 insertions, 364 deletions
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c index c8e9cb3db30a..22708ecdf1bb 100644 --- a/drivers/media/video/saa7115.c +++ b/drivers/media/video/saa7115.c @@ -44,7 +44,7 @@ #include <linux/slab.h> #include <linux/i2c.h> #include <linux/videodev2.h> -#include <media/v4l2-common.h> +#include <media/v4l2-device.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-i2c-drv-legacy.h> #include <media/saa7115.h> @@ -70,6 +70,7 @@ static unsigned short normal_i2c[] = { I2C_CLIENT_INSMOD; struct saa711x_state { + struct v4l2_subdev sd; v4l2_std_id std; int input; int output; @@ -89,10 +90,17 @@ struct saa711x_state { u8 apll; }; +static inline struct saa711x_state *to_state(struct v4l2_subdev *sd) +{ + return container_of(sd, struct saa711x_state, sd); +} + /* ----------------------------------------------------------------------- */ -static inline int saa711x_write(struct i2c_client *client, u8 reg, u8 value) +static inline int saa711x_write(struct v4l2_subdev *sd, u8 reg, u8 value) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + return i2c_smbus_write_byte_data(client, reg, value); } @@ -128,9 +136,9 @@ static int saa711x_has_reg(const int id, const u8 reg) return 1; } -static int saa711x_writeregs(struct i2c_client *client, const unsigned char *regs) +static int saa711x_writeregs(struct v4l2_subdev *sd, const unsigned char *regs) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); unsigned char reg, data; while (*regs != 0x00) { @@ -139,18 +147,20 @@ static int saa711x_writeregs(struct i2c_client *client, const unsigned char *reg /* According with datasheets, reserved regs should be filled with 0 - seems better not to touch on they */ - if (saa711x_has_reg(state->ident,reg)) { - if (saa711x_write(client, reg, data) < 0) + if (saa711x_has_reg(state->ident, reg)) { + if (saa711x_write(sd, reg, data) < 0) return -1; } else { - v4l_dbg(1, debug, client, "tried to access reserved reg 0x%02x\n", reg); + v4l2_dbg(1, debug, sd, "tried to access reserved reg 0x%02x\n", reg); } } return 0; } -static inline int saa711x_read(struct i2c_client *client, u8 reg) +static inline int saa711x_read(struct v4l2_subdev *sd, u8 reg) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + return i2c_smbus_read_byte_data(client, reg); } @@ -601,7 +611,7 @@ static int saa711x_odd_parity(u8 c) return c & 1; } -static int saa711x_decode_vps(u8 * dst, u8 * p) +static int saa711x_decode_vps(u8 *dst, u8 *p) { static const u8 biphase_tbl[] = { 0xf0, 0x78, 0x70, 0xf0, 0xb4, 0x3c, 0x34, 0xb4, @@ -648,7 +658,7 @@ static int saa711x_decode_vps(u8 * dst, u8 * p) return err & 0xf0; } -static int saa711x_decode_wss(u8 * p) +static int saa711x_decode_wss(u8 *p) { static const int wss_bits[8] = { 0, 0, 0, 1, 0, 1, 1, 1 @@ -675,9 +685,9 @@ static int saa711x_decode_wss(u8 * p) return wss; } -static int saa711x_set_audio_clock_freq(struct i2c_client *client, u32 freq) +static int saa711x_s_clock_freq(struct v4l2_subdev *sd, u32 freq) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); u32 acpf; u32 acni; u32 hz; @@ -685,10 +695,10 @@ static int saa711x_set_audio_clock_freq(struct i2c_client *client, u32 freq) u8 acc = 0; /* reg 0x3a, audio clock control */ /* Checks for chips that don't have audio clock (saa7111, saa7113) */ - if (!saa711x_has_reg(state->ident,R_30_AUD_MAST_CLK_CYCLES_PER_FIELD)) + if (!saa711x_has_reg(state->ident, R_30_AUD_MAST_CLK_CYCLES_PER_FIELD)) return 0; - v4l_dbg(1, debug, client, "set audio clock freq: %d\n", freq); + v4l2_dbg(1, debug, sd, "set audio clock freq: %d\n", freq); /* sanity check */ if (freq < 32000 || freq > 48000) @@ -715,66 +725,66 @@ static int saa711x_set_audio_clock_freq(struct i2c_client *client, u32 freq) if (state->apll) acc |= 0x08; - saa711x_write(client, R_38_CLK_RATIO_AMXCLK_TO_ASCLK, 0x03); - saa711x_write(client, R_39_CLK_RATIO_ASCLK_TO_ALRCLK, 0x10); - saa711x_write(client, R_3A_AUD_CLK_GEN_BASIC_SETUP, acc); + saa711x_write(sd, R_38_CLK_RATIO_AMXCLK_TO_ASCLK, 0x03); + saa711x_write(sd, R_39_CLK_RATIO_ASCLK_TO_ALRCLK, 0x10); + saa711x_write(sd, R_3A_AUD_CLK_GEN_BASIC_SETUP, acc); - saa711x_write(client, R_30_AUD_MAST_CLK_CYCLES_PER_FIELD, acpf & 0xff); - saa711x_write(client, R_30_AUD_MAST_CLK_CYCLES_PER_FIELD+1, + saa711x_write(sd, R_30_AUD_MAST_CLK_CYCLES_PER_FIELD, acpf & 0xff); + saa711x_write(sd, R_30_AUD_MAST_CLK_CYCLES_PER_FIELD+1, (acpf >> 8) & 0xff); - saa711x_write(client, R_30_AUD_MAST_CLK_CYCLES_PER_FIELD+2, + saa711x_write(sd, R_30_AUD_MAST_CLK_CYCLES_PER_FIELD+2, (acpf >> 16) & 0x03); - saa711x_write(client, R_34_AUD_MAST_CLK_NOMINAL_INC, acni & 0xff); - saa711x_write(client, R_34_AUD_MAST_CLK_NOMINAL_INC+1, (acni >> 8) & 0xff); - saa711x_write(client, R_34_AUD_MAST_CLK_NOMINAL_INC+2, (acni >> 16) & 0x3f); + saa711x_write(sd, R_34_AUD_MAST_CLK_NOMINAL_INC, acni & 0xff); + saa711x_write(sd, R_34_AUD_MAST_CLK_NOMINAL_INC+1, (acni >> 8) & 0xff); + saa711x_write(sd, R_34_AUD_MAST_CLK_NOMINAL_INC+2, (acni >> 16) & 0x3f); state->audclk_freq = freq; return 0; } -static int saa711x_set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +static int saa711x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); switch (ctrl->id) { case V4L2_CID_BRIGHTNESS: if (ctrl->value < 0 || ctrl->value > 255) { - v4l_err(client, "invalid brightness setting %d\n", ctrl->value); + v4l2_err(sd, "invalid brightness setting %d\n", ctrl->value); return -ERANGE; } state->bright = ctrl->value; - saa711x_write(client, R_0A_LUMA_BRIGHT_CNTL, state->bright); + saa711x_write(sd, R_0A_LUMA_BRIGHT_CNTL, state->bright); break; case V4L2_CID_CONTRAST: if (ctrl->value < 0 || ctrl->value > 127) { - v4l_err(client, "invalid contrast setting %d\n", ctrl->value); + v4l2_err(sd, "invalid contrast setting %d\n", ctrl->value); return -ERANGE; } state->contrast = ctrl->value; - saa711x_write(client, R_0B_LUMA_CONTRAST_CNTL, state->contrast); + saa711x_write(sd, R_0B_LUMA_CONTRAST_CNTL, state->contrast); break; case V4L2_CID_SATURATION: if (ctrl->value < 0 || ctrl->value > 127) { - v4l_err(client, "invalid saturation setting %d\n", ctrl->value); + v4l2_err(sd, "invalid saturation setting %d\n", ctrl->value); return -ERANGE; } state->sat = ctrl->value; - saa711x_write(client, R_0C_CHROMA_SAT_CNTL, state->sat); + saa711x_write(sd, R_0C_CHROMA_SAT_CNTL, state->sat); break; case V4L2_CID_HUE: if (ctrl->value < -127 || ctrl->value > 127) { - v4l_err(client, "invalid hue setting %d\n", ctrl->value); + v4l2_err(sd, "invalid hue setting %d\n", ctrl->value); return -ERANGE; } state->hue = ctrl->value; - saa711x_write(client, R_0D_CHROMA_HUE_CNTL, state->hue); + saa711x_write(sd, R_0D_CHROMA_HUE_CNTL, state->hue); break; default: @@ -784,9 +794,9 @@ static int saa711x_set_v4lctrl(struct i2c_client *client, struct v4l2_control *c return 0; } -static int saa711x_get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +static int saa711x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); switch (ctrl->id) { case V4L2_CID_BRIGHTNESS: @@ -808,16 +818,16 @@ static int saa711x_get_v4lctrl(struct i2c_client *client, struct v4l2_control *c return 0; } -static int saa711x_set_size(struct i2c_client *client, int width, int height) +static int saa711x_set_size(struct v4l2_subdev *sd, int width, int height) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); int HPSC, HFSC; int VSCY; int res; int is_50hz = state->std & V4L2_STD_625_50; int Vsrc = is_50hz ? 576 : 480; - v4l_dbg(1, debug, client, "decoder set size to %ix%i\n",width,height); + v4l2_dbg(1, debug, sd, "decoder set size to %ix%i\n", width, height); /* FIXME need better bounds checking here */ if ((width < 1) || (width > 1440)) @@ -825,7 +835,7 @@ static int saa711x_set_size(struct i2c_client *client, int width, int height) if ((height < 1) || (height > Vsrc)) return -EINVAL; - if (!saa711x_has_reg(state->ident,R_D0_B_HORIZ_PRESCALING)) { + if (!saa711x_has_reg(state->ident, R_D0_B_HORIZ_PRESCALING)) { /* Decoder only supports 720 columns and 480 or 576 lines */ if (width != 720) return -EINVAL; @@ -843,22 +853,22 @@ static int saa711x_set_size(struct i2c_client *client, int width, int height) /* Set output width/height */ /* width */ - saa711x_write(client, R_CC_B_HORIZ_OUTPUT_WINDOW_LENGTH, + saa711x_write(sd, R_CC_B_HORIZ_OUTPUT_WINDOW_LENGTH, (u8) (width & 0xff)); - saa711x_write(client, R_CD_B_HORIZ_OUTPUT_WINDOW_LENGTH_MSB, + saa711x_write(sd, R_CD_B_HORIZ_OUTPUT_WINDOW_LENGTH_MSB, (u8) ((width >> 8) & 0xff)); /* Vertical Scaling uses height/2 */ - res=height/2; + res = height / 2; /* On 60Hz, it is using a higher Vertical Output Size */ if (!is_50hz) res += (VRES_60HZ - 480) >> 1; /* height */ - saa711x_write(client, R_CE_B_VERT_OUTPUT_WINDOW_LENGTH, + saa711x_write(sd, R_CE_B_VERT_OUTPUT_WINDOW_LENGTH, (u8) (res & 0xff)); - saa711x_write(client, R_CF_B_VERT_OUTPUT_WINDOW_LENGTH_MSB, + saa711x_write(sd, R_CF_B_VERT_OUTPUT_WINDOW_LENGTH_MSB, (u8) ((res >> 8) & 0xff)); /* Scaling settings */ @@ -869,54 +879,54 @@ static int saa711x_set_size(struct i2c_client *client, int width, int height) HFSC = (int)((1024 * 720) / (HPSC * width)); /* FIXME hardcodes to "Task B" * write H prescaler integer */ - saa711x_write(client, R_D0_B_HORIZ_PRESCALING, + saa711x_write(sd, R_D0_B_HORIZ_PRESCALING, (u8) (HPSC & 0x3f)); - v4l_dbg(1, debug, client, "Hpsc: 0x%05x, Hfsc: 0x%05x\n", HPSC, HFSC); + v4l2_dbg(1, debug, sd, "Hpsc: 0x%05x, Hfsc: 0x%05x\n", HPSC, HFSC); /* write H fine-scaling (luminance) */ - saa711x_write(client, R_D8_B_HORIZ_LUMA_SCALING_INC, + saa711x_write(sd, R_D8_B_HORIZ_LUMA_SCALING_INC, (u8) (HFSC & 0xff)); - saa711x_write(client, R_D9_B_HORIZ_LUMA_SCALING_INC_MSB, + saa711x_write(sd, R_D9_B_HORIZ_LUMA_SCALING_INC_MSB, (u8) ((HFSC >> 8) & 0xff)); /* write H fine-scaling (chrominance) * must be lum/2, so i'll just bitshift :) */ - saa711x_write(client, R_DC_B_HORIZ_CHROMA_SCALING, + saa711x_write(sd, R_DC_B_HORIZ_CHROMA_SCALING, (u8) ((HFSC >> 1) & 0xff)); - saa711x_write(client, R_DD_B_HORIZ_CHROMA_SCALING_MSB, + saa711x_write(sd, R_DD_B_HORIZ_CHROMA_SCALING_MSB, (u8) ((HFSC >> 9) & 0xff)); VSCY = (int)((1024 * Vsrc) / height); - v4l_dbg(1, debug, client, "Vsrc: %d, Vscy: 0x%05x\n", Vsrc, VSCY); + v4l2_dbg(1, debug, sd, "Vsrc: %d, Vscy: 0x%05x\n", Vsrc, VSCY); /* Correct Contrast and Luminance */ - saa711x_write(client, R_D5_B_LUMA_CONTRAST_CNTL, + saa711x_write(sd, R_D5_B_LUMA_CONTRAST_CNTL, (u8) (64 * 1024 / VSCY)); - saa711x_write(client, R_D6_B_CHROMA_SATURATION_CNTL, + saa711x_write(sd, R_D6_B_CHROMA_SATURATION_CNTL, (u8) (64 * 1024 / VSCY)); /* write V fine-scaling (luminance) */ - saa711x_write(client, R_E0_B_VERT_LUMA_SCALING_INC, + saa711x_write(sd, R_E0_B_VERT_LUMA_SCALING_INC, (u8) (VSCY & 0xff)); - saa711x_write(client, R_E1_B_VERT_LUMA_SCALING_INC_MSB, + saa711x_write(sd, R_E1_B_VERT_LUMA_SCALING_INC_MSB, (u8) ((VSCY >> 8) & 0xff)); /* write V fine-scaling (chrominance) */ - saa711x_write(client, R_E2_B_VERT_CHROMA_SCALING_INC, + saa711x_write(sd, R_E2_B_VERT_CHROMA_SCALING_INC, (u8) (VSCY & 0xff)); - saa711x_write(client, R_E3_B_VERT_CHROMA_SCALING_INC_MSB, + saa711x_write(sd, R_E3_B_VERT_CHROMA_SCALING_INC_MSB, (u8) ((VSCY >> 8) & 0xff)); - saa711x_writeregs(client, saa7115_cfg_reset_scaler); + saa711x_writeregs(sd, saa7115_cfg_reset_scaler); /* Activates task "B" */ - saa711x_write(client, R_80_GLOBAL_CNTL_1, - saa711x_read(client,R_80_GLOBAL_CNTL_1) | 0x20); + saa711x_write(sd, R_80_GLOBAL_CNTL_1, + saa711x_read(sd, R_80_GLOBAL_CNTL_1) | 0x20); return 0; } -static void saa711x_set_v4lstd(struct i2c_client *client, v4l2_std_id std) +static void saa711x_set_v4lstd(struct v4l2_subdev *sd, v4l2_std_id std) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); /* Prevent unnecessary standard changes. During a standard change the I-Port is temporarily disabled. Any devices @@ -932,13 +942,13 @@ static void saa711x_set_v4lstd(struct i2c_client *client, v4l2_std_id std) // This works for NTSC-M, SECAM-L and the 50Hz PAL variants. if (std & V4L2_STD_525_60) { - v4l_dbg(1, debug, client, "decoder set standard 60 Hz\n"); - saa711x_writeregs(client, saa7115_cfg_60hz_video); - saa711x_set_size(client, 720, 480); + v4l2_dbg(1, debug, sd, "decoder set standard 60 Hz\n"); + saa711x_writeregs(sd, saa7115_cfg_60hz_video); + saa711x_set_size(sd, 720, 480); } else { - v4l_dbg(1, debug, client, "decoder set standard 50 Hz\n"); - saa711x_writeregs(client, saa7115_cfg_50hz_video); - saa711x_set_size(client, 720, 576); + v4l2_dbg(1, debug, sd, "decoder set standard 50 Hz\n"); + saa711x_writeregs(sd, saa7115_cfg_50hz_video); + saa711x_set_size(sd, 720, 576); } /* Register 0E - Bits D6-D4 on NO-AUTO mode @@ -952,7 +962,7 @@ static void saa711x_set_v4lstd(struct i2c_client *client, v4l2_std_id std) */ if (state->ident == V4L2_IDENT_SAA7111 || state->ident == V4L2_IDENT_SAA7113) { - u8 reg = saa711x_read(client, R_0E_CHROMA_CNTL_1) & 0x8f; + u8 reg = saa711x_read(sd, R_0E_CHROMA_CNTL_1) & 0x8f; if (std == V4L2_STD_PAL_M) { reg |= 0x30; @@ -965,87 +975,31 @@ static void saa711x_set_v4lstd(struct i2c_client *client, v4l2_std_id std) } else if (std & V4L2_STD_SECAM) { reg |= 0x50; } - saa711x_write(client, R_0E_CHROMA_CNTL_1, reg); + saa711x_write(sd, R_0E_CHROMA_CNTL_1, reg); } else { /* restart task B if needed */ - int taskb = saa711x_read(client, R_80_GLOBAL_CNTL_1) & 0x10; + int taskb = saa711x_read(sd, R_80_GLOBAL_CNTL_1) & 0x10; if (taskb && state->ident == V4L2_IDENT_SAA7114) { - saa711x_writeregs(client, saa7115_cfg_vbi_on); + saa711x_writeregs(sd, saa7115_cfg_vbi_on); } /* switch audio mode too! */ - saa711x_set_audio_clock_freq(client, state->audclk_freq); - } -} - -static v4l2_std_id saa711x_get_v4lstd(struct i2c_client *client) -{ - struct saa711x_state *state = i2c_get_clientdata(client); - - return state->std; -} - -static void saa711x_log_status(struct i2c_client *client) -{ - struct saa711x_state *state = i2c_get_clientdata(client); - int reg1e, reg1f; - int signalOk; - int vcr; - - v4l_info(client, "Audio frequency: %d Hz\n", state->audclk_freq); - if (state->ident != V4L2_IDENT_SAA7115) { - /* status for the saa7114 */ - reg1f = saa711x_read(client, R_1F_STATUS_BYTE_2_VD_DEC); - signalOk = (reg1f & 0xc1) == 0x81; - v4l_info(client, "Video signal: %s\n", signalOk ? "ok" : "bad"); - v4l_info(client, "Frequency: %s\n", (reg1f & 0x20) ? "60 Hz" : "50 Hz"); - return; - } - - /* status for the saa7115 */ - reg1e = saa711x_read(client, R_1E_STATUS_BYTE_1_VD_DEC); - reg1f = saa711x_read(client, R_1F_STATUS_BYTE_2_VD_DEC); - - signalOk = (reg1f & 0xc1) == 0x81 && (reg1e & 0xc0) == 0x80; - vcr = !(reg1f & 0x10); - - if (state->input >= 6) { - v4l_info(client, "Input: S-Video %d\n", state->input - 6); - } else { - v4l_info(client, "Input: Composite %d\n", state->input); + saa711x_s_clock_freq(sd, state->audclk_freq); } - v4l_info(client, "Video signal: %s\n", signalOk ? (vcr ? "VCR" : "broadcast/DVD") : "bad"); - v4l_info(client, "Frequency: %s\n", (reg1f & 0x20) ? "60 Hz" : "50 Hz"); - - switch (reg1e & 0x03) { - case 1: - v4l_info(client, "Detected format: NTSC\n"); - break; - case 2: - v4l_info(client, "Detected format: PAL\n"); - break; - case 3: - v4l_info(client, "Detected format: SECAM\n"); - break; - default: - v4l_info(client, "Detected format: BW/No color\n"); - break; - } - v4l_info(client, "Width, Height: %d, %d\n", state->width, state->height); } /* setup the sliced VBI lcr registers according to the sliced VBI format */ -static void saa711x_set_lcr(struct i2c_client *client, struct v4l2_sliced_vbi_format *fmt) +static void saa711x_set_lcr(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *fmt) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); int is_50hz = (state->std & V4L2_STD_625_50); u8 lcr[24]; int i, x; #if 1 /* saa7113/7114/7118 VBI support are experimental */ - if (!saa711x_has_reg(state->ident,R_41_LCR_BASE)) + if (!saa711x_has_reg(state->ident, R_41_LCR_BASE)) return; #else @@ -1109,16 +1063,16 @@ static void saa711x_set_lcr(struct i2c_client *client, struct v4l2_sliced_vbi_fo /* write the lcr registers */ for (i = 2; i <= 23; i++) { - saa711x_write(client, i - 2 + R_41_LCR_BASE, lcr[i]); + saa711x_write(sd, i - 2 + R_41_LCR_BASE, lcr[i]); } /* enable/disable raw VBI capturing */ - saa711x_writeregs(client, fmt == NULL ? + saa711x_writeregs(sd, fmt == NULL ? saa7115_cfg_vbi_on : saa7115_cfg_vbi_off); } -static int saa711x_get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) +static int saa711x_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) { static u16 lcr2vbi[] = { 0, V4L2_SLICED_TELETEXT_B, 0, /* 1 */ @@ -1134,10 +1088,10 @@ static int saa711x_get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt return -EINVAL; memset(sliced, 0, sizeof(*sliced)); /* done if using raw VBI */ - if (saa711x_read(client, R_80_GLOBAL_CNTL_1) & 0x10) + if (saa711x_read(sd, R_80_GLOBAL_CNTL_1) & 0x10) return 0; for (i = 2; i <= 23; i++) { - u8 v = saa711x_read(client, i - 2 + R_41_LCR_BASE); + u8 v = saa711x_read(sd, i - 2 + R_41_LCR_BASE); sliced->service_lines[0][i] = lcr2vbi[v >> 4]; sliced->service_lines[1][i] = lcr2vbi[v & 0xf]; @@ -1147,20 +1101,20 @@ static int saa711x_get_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt return 0; } -static int saa711x_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) +static int saa711x_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) { if (fmt->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) { - saa711x_set_lcr(client, &fmt->fmt.sliced); + saa711x_set_lcr(sd, &fmt->fmt.sliced); return 0; } if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) { - saa711x_set_lcr(client, NULL); + saa711x_set_lcr(sd, NULL); return 0; } if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; - return saa711x_set_size(client,fmt->fmt.pix.width,fmt->fmt.pix.height); + return saa711x_set_size(sd, fmt->fmt.pix.width, fmt->fmt.pix.height); } /* Decode the sliced VBI data stream as created by the saa7115. @@ -1169,13 +1123,12 @@ static int saa711x_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt The current implementation uses SAV/EAV codes and not the ancillary data headers. The vbi->p pointer points to the R_5E_SDID byte right after the SAV code. */ -static void saa711x_decode_vbi_line(struct i2c_client *client, - struct v4l2_decode_vbi_line *vbi) +static int saa711x_decode_vbi_line(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi) { + struct saa711x_state *state = to_state(sd); static const char vbi_no_data_pattern[] = { 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0 }; - struct saa711x_state *state = i2c_get_clientdata(client); u8 *p = vbi->p; u32 wss; int id1, id2; /* the ID1 and ID2 bytes from the internal header */ @@ -1202,7 +1155,7 @@ static void saa711x_decode_vbi_line(struct i2c_client *client, /* If the VBI slicer does not detect any signal it will fill up the payload buffer with 0xa0 bytes. */ if (!memcmp(p, vbi_no_data_pattern, sizeof(vbi_no_data_pattern))) - return; + return 0; /* decode payloads */ switch (id2) { @@ -1211,275 +1164,352 @@ static void saa711x_decode_vbi_line(struct i2c_client *client, break; case 4: if (!saa711x_odd_parity(p[0]) || !saa711x_odd_parity(p[1])) - return; + return 0; vbi->type = V4L2_SLICED_CAPTION_525; break; case 5: wss = saa711x_decode_wss(p); if (wss == -1) - return; + return 0; p[0] = wss & 0xff; p[1] = wss >> 8; vbi->type = V4L2_SLICED_WSS_625; break; case 7: if (saa711x_decode_vps(p, p) != 0) - return; + return 0; vbi->type = V4L2_SLICED_VPS; break; default: - return; + break; } + return 0; } /* ============ SAA7115 AUDIO settings (end) ============= */ -static int saa7115_command(struct i2c_client *client, unsigned int cmd, void *arg) +static int saa711x_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) { - struct saa711x_state *state = i2c_get_clientdata(client); + struct saa711x_state *state = to_state(sd); + int status; - /* ioctls to allow direct access to the saa7115 registers for testing */ - switch (cmd) { - case VIDIOC_S_FMT: - return saa711x_set_v4lfmt(client, (struct v4l2_format *)arg); + if (state->radio) + return 0; + status = saa711x_read(sd, R_1F_STATUS_BYTE_2_VD_DEC); - case VIDIOC_G_FMT: - return saa711x_get_v4lfmt(client, (struct v4l2_format *)arg); + v4l2_dbg(1, debug, sd, "status: 0x%02x\n", status); + vt->signal = ((status & (1 << 6)) == 0) ? 0xffff : 0x0; + return 0; +} - case VIDIOC_INT_AUDIO_CLOCK_FREQ: - return saa711x_set_audio_clock_freq(client, *(u32 *)arg); +static int saa711x_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc) +{ + switch (qc->id) { + case V4L2_CID_BRIGHTNESS: + case V4L2_CID_CONTRAST: + case V4L2_CID_SATURATION: + case V4L2_CID_HUE: + return v4l2_ctrl_query_fill_std(qc); + default: + return -EINVAL; + } +} - case VIDIOC_G_TUNER: - { - struct v4l2_tuner *vt = arg; - int status; +static int saa711x_s_std(struct v4l2_subdev *sd, v4l2_std_id std) +{ + struct saa711x_state *state = to_state(sd); - if (state->radio) - break; - status = saa711x_read(client, R_1F_STATUS_BYTE_2_VD_DEC); + state->radio = 0; + saa711x_set_v4lstd(sd, std); + return 0; +} - v4l_dbg(1, debug, client, "status: 0x%02x\n", status); - vt->signal = ((status & (1 << 6)) == 0) ? 0xffff : 0x0; - break; - } +static int saa711x_s_radio(struct v4l2_subdev *sd) +{ + struct saa711x_state *state = to_state(sd); - case VIDIOC_LOG_STATUS: - saa711x_log_status(client); - break; + state->radio = 1; + return 0; +} - case VIDIOC_G_CTRL: - return saa711x_get_v4lctrl(client, (struct v4l2_control *)arg); +static int saa711x_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route) +{ + struct saa711x_state *state = to_state(sd); + u32 input = route->input; + u8 mask = (state->ident == V4L2_IDENT_SAA7111) ? 0xf8 : 0xf0; + + v4l2_dbg(1, debug, sd, "decoder set input %d output %d\n", route->input, route->output); + /* saa7111/3 does not have these inputs */ + if ((state->ident == V4L2_IDENT_SAA7113 || + state->ident == V4L2_IDENT_SAA7111) && + (route->input == SAA7115_COMPOSITE4 || + route->input == SAA7115_COMPOSITE5)) { + return -EINVAL; + } + if (route->input > SAA7115_SVIDEO3) + return -EINVAL; + if (route->output > SAA7115_IPORT_ON) + return -EINVAL; + if (state->input == route->input && state->output == route->output) + return 0; + v4l2_dbg(1, debug, sd, "now setting %s input %s output\n", + (route->input >= SAA7115_SVIDEO0) ? "S-Video" : "Composite", + (route->output == SAA7115_IPORT_ON) ? "iport on" : "iport off"); + state->input = route->input; + + /* saa7111 has slightly different input numbering */ + if (state->ident == V4L2_IDENT_SAA7111) { + if (input >= SAA7115_COMPOSITE4) + input -= 2; + /* saa7111 specific */ + saa711x_write(sd, R_10_CHROMA_CNTL_2, + (saa711x_read(sd, R_10_CHROMA_CNTL_2) & 0x3f) | + ((route->output & 0xc0) ^ 0x40)); + saa711x_write(sd, R_13_RT_X_PORT_OUT_CNTL, + (saa711x_read(sd, R_13_RT_X_PORT_OUT_CNTL) & 0xf0) | + ((route->output & 2) ? 0x0a : 0)); + } - case VIDIOC_S_CTRL: - return saa711x_set_v4lctrl(client, (struct v4l2_control *)arg); + /* select mode */ + saa711x_write(sd, R_02_INPUT_CNTL_1, + (saa711x_read(sd, R_02_INPUT_CNTL_1) & mask) | + input); - case VIDIOC_QUERYCTRL: - { - struct v4l2_queryctrl *qc = arg; + /* bypass chrominance trap for S-Video modes */ + saa711x_write(sd, R_09_LUMA_CNTL, + (saa711x_read(sd, R_09_LUMA_CNTL) & 0x7f) | + (state->input >= SAA7115_SVIDEO0 ? 0x80 : 0x0)); - switch (qc->id) { - case V4L2_CID_BRIGHTNESS: - case V4L2_CID_CONTRAST: - case V4L2_CID_SATURATION: - case V4L2_CID_HUE: - return v4l2_ctrl_query_fill_std(qc); - default: - return -EINVAL; - } + state->output = route->output; + if (state->ident == V4L2_IDENT_SAA7114 || + state->ident == V4L2_IDENT_SAA7115) { + saa711x_write(sd, R_83_X_PORT_I_O_ENA_AND_OUT_CLK, + (saa711x_read(sd, R_83_X_PORT_I_O_ENA_AND_OUT_CLK) & 0xfe) | + (state->output & 0x01)); } + return 0; +} - case VIDIOC_G_STD: - *(v4l2_std_id *)arg = saa711x_get_v4lstd(client); - break; +static int saa711x_s_gpio(struct v4l2_subdev *sd, u32 val) +{ + struct saa711x_state *state = to_state(sd); - case VIDIOC_S_STD: - state->radio = 0; - saa711x_set_v4lstd(client, *(v4l2_std_id *)arg); - break; + if (state->ident != V4L2_IDENT_SAA7111) + return -EINVAL; + saa711x_write(sd, 0x11, (saa711x_read(sd, 0x11) & 0x7f) | + (val ? 0x80 : 0)); + return 0; +} - case AUDC_SET_RADIO: - state->radio = 1; - break; +static int saa711x_s_stream(struct v4l2_subdev *sd, int enable) +{ + struct saa711x_state *state = to_state(sd); - case VIDIOC_INT_G_VIDEO_ROUTING: - { - struct v4l2_routing *route = arg; + v4l2_dbg(1, debug, sd, "%s output\n", + enable ? "enable" : "disable"); - route->input = state->input; - route->output = state->output; - break; + if (state->enable != enable) { + state->enable = enable; + saa711x_write(sd, R_87_I_PORT_I_O_ENA_OUT_CLK_AND_GATED, + state->enable); } + return 0; +} - case VIDIOC_INT_S_VIDEO_ROUTING: - { - struct v4l2_routing *route = arg; - u32 input = route->input; - u8 mask = (state->ident == V4L2_IDENT_SAA7111) ? 0xf8 : 0xf0; - - v4l_dbg(1, debug, client, "decoder set input %d output %d\n", route->input, route->output); - /* saa7111/3 does not have these inputs */ - if ((state->ident == V4L2_IDENT_SAA7113 || - state->ident == V4L2_IDENT_SAA7111) && - (route->input == SAA7115_COMPOSITE4 || - route->input == SAA7115_COMPOSITE5)) { - return -EINVAL; - } - if (route->input > SAA7115_SVIDEO3) - return -EINVAL; - if (route->output > SAA7115_IPORT_ON) - return -EINVAL; - if (state->input == route->input && state->output == route->output) - break; - v4l_dbg(1, debug, client, "now setting %s input %s output\n", - (route->input >= SAA7115_SVIDEO0) ? "S-Video" : "Composite", (route->output == SAA7115_IPORT_ON) ? "iport on" : "iport off"); - state->input = route->input; - - /* saa7111 has slightly different input numbering */ - if (state->ident == V4L2_IDENT_SAA7111) { - if (input >= SAA7115_COMPOSITE4) - input -= 2; - /* saa7111 specific */ - saa711x_write(client, R_10_CHROMA_CNTL_2, - (saa711x_read(client, R_10_CHROMA_CNTL_2) & 0x3f) | - ((route->output & 0xc0) ^ 0x40)); - saa711x_write(client, R_13_RT_X_PORT_OUT_CNTL, - (saa711x_read(client, R_13_RT_X_PORT_OUT_CNTL) & 0xf0) | - ((route->output & 2) ? 0x0a : 0)); - } +static int saa711x_s_crystal_freq(struct v4l2_subdev *sd, struct v4l2_crystal_freq *freq) +{ + struct saa711x_state *state = to_state(sd); - /* select mode */ - saa711x_write(client, R_02_INPUT_CNTL_1, - (saa711x_read(client, R_02_INPUT_CNTL_1) & mask) | - input); + if (freq->freq != SAA7115_FREQ_32_11_MHZ && + freq->freq != SAA7115_FREQ_24_576_MHZ) + return -EINVAL; + state->crystal_freq = freq->freq; + state->cgcdiv = (freq->flags & SAA7115_FREQ_FL_CGCDIV) ? 3 : 4; + state->ucgc = (freq->flags & SAA7115_FREQ_FL_UCGC) ? 1 : 0; + state->apll = (freq->flags & SAA7115_FREQ_FL_APLL) ? 1 : 0; + saa711x_s_clock_freq(sd, state->audclk_freq); + return 0; +} - /* bypass chrominance trap for S-Video modes */ - saa711x_write(client, R_09_LUMA_CNTL, - (saa711x_read(client, R_09_LUMA_CNTL) & 0x7f) | - (state->input >= SAA7115_SVIDEO0 ? 0x80 : 0x0)); +static int saa711x_reset(struct v4l2_subdev *sd, u32 val) +{ + v4l2_dbg(1, debug, sd, "decoder RESET\n"); + saa711x_writeregs(sd, saa7115_cfg_reset_scaler); + return 0; +} - state->output = route->output; - if (state->ident == V4L2_IDENT_SAA7114 || - state->ident == V4L2_IDENT_SAA7115) { - saa711x_write(client, R_83_X_PORT_I_O_ENA_AND_OUT_CLK, - (saa711x_read(client, R_83_X_PORT_I_O_ENA_AND_OUT_CLK) & 0xfe) | - (state->output & 0x01)); +static int saa711x_g_vbi_data(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *data) +{ + /* Note: the internal field ID is inverted for NTSC, + so data->field 0 maps to the saa7115 even field, + whereas for PAL it maps to the saa7115 odd field. */ + switch (data->id) { + case V4L2_SLICED_WSS_625: + if (saa711x_read(sd, 0x6b) & 0xc0) + return -EIO; + data->data[0] = saa711x_read(sd, 0x6c); + data->data[1] = saa711x_read(sd, 0x6d); + return 0; + case V4L2_SLICED_CAPTION_525: + if (data->field == 0) { + /* CC */ + if (saa711x_read(sd, 0x66) & 0x30) + return -EIO; + data->data[0] = saa711x_read(sd, 0x69); + data->data[1] = saa711x_read(sd, 0x6a); + return 0; } - break; + /* XDS */ + if (saa711x_read(sd, 0x66) & 0xc0) + return -EIO; + data->data[0] = saa711x_read(sd, 0x67); + data->data[1] = saa711x_read(sd, 0x68); + return 0; + default: + return -EINVAL; } +} - case VIDIOC_STREAMON: - case VIDIOC_STREAMOFF: - v4l_dbg(1, debug, client, "%s output\n", - (cmd == VIDIOC_STREAMON) ? "enable" : "disable"); - - if (state->enable != (cmd == VIDIOC_STREAMON)) { - state->enable = (cmd == VIDIOC_STREAMON); - saa711x_write(client, - R_87_I_PORT_I_O_ENA_OUT_CLK_AND_GATED, - state->enable); - } - break; +#ifdef CONFIG_VIDEO_ADV_DEBUG +static int saa711x_g_register(struct v4l2_subdev *sd, struct v4l2_register *reg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); - case VIDIOC_INT_S_CRYSTAL_FREQ: - { - struct v4l2_crystal_freq *freq = arg; + if (!v4l2_chip_match_i2c_client(client, + reg->match_type, reg->match_chip)) + return -EINVAL; + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + reg->val = saa711x_read(sd, reg->reg & 0xff); + return 0; +} - if (freq->freq != SAA7115_FREQ_32_11_MHZ && - freq->freq != SAA7115_FREQ_24_576_MHZ) - return -EINVAL; - state->crystal_freq = freq->freq; - state->cgcdiv = (freq->flags & SAA7115_FREQ_FL_CGCDIV) ? 3 : 4; - state->ucgc = (freq->flags & SAA7115_FREQ_FL_UCGC) ? 1 : 0; - state->apll = (freq->flags & SAA7115_FREQ_FL_APLL) ? 1 : 0; - saa711x_set_audio_clock_freq(client, state->audclk_freq); - break; - } +static int saa711x_s_register(struct v4l2_subdev *sd, struct v4l2_register *reg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); - case VIDIOC_INT_DECODE_VBI_LINE: - saa711x_decode_vbi_line(client, arg); - break; + if (!v4l2_chip_match_i2c_client(client, + reg->match_type, reg->match_chip)) + return -EINVAL; + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + saa711x_write(sd, reg->reg & 0xff, reg->val & 0xff); + return 0; +} +#endif - case VIDIOC_INT_RESET: - v4l_dbg(1, debug, client, "decoder RESET\n"); - saa711x_writeregs(client, saa7115_cfg_reset_scaler); - break; +static int saa711x_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_chip_ident *chip) +{ + struct saa711x_state *state = to_state(sd); + struct i2c_client *client = v4l2_get_subdevdata(sd); - case VIDIOC_INT_S_GPIO: - if (state->ident != V4L2_IDENT_SAA7111) - return -EINVAL; - saa711x_write(client, 0x11, (saa711x_read(client, 0x11) & 0x7f) | - (*(u32 *)arg ? 0x80 : 0)); - break; + return v4l2_chip_ident_i2c_client(client, chip, state->ident, 0); +} - case VIDIOC_INT_G_VBI_DATA: - { - struct v4l2_sliced_vbi_data *data = arg; +static int saa711x_log_status(struct v4l2_subdev *sd) +{ + struct saa711x_state *state = to_state(sd); + int reg1e, reg1f; + int signalOk; + int vcr; - /* Note: the internal field ID is inverted for NTSC, - so data->field 0 maps to the saa7115 even field, - whereas for PAL it maps to the saa7115 odd field. */ - switch (data->id) { - case V4L2_SLICED_WSS_625: - if (saa711x_read(client, 0x6b) & 0xc0) - return -EIO; - data->data[0] = saa711x_read(client, 0x6c); - data->data[1] = saa711x_read(client, 0x6d); - return 0; - case V4L2_SLICED_CAPTION_525: - if (data->field == 0) { - /* CC */ - if (saa711x_read(client, 0x66) & 0x30) - return -EIO; - data->data[0] = saa711x_read(client, 0x69); - data->data[1] = saa711x_read(client, 0x6a); - return 0; - } - /* XDS */ - if (saa711x_read(client, 0x66) & 0xc0) - return -EIO; - data->data[0] = saa711x_read(client, 0x67); - data->data[1] = saa711x_read(client, 0x68); - return 0; - default: - return -EINVAL; - } - break; + v4l2_info(sd, "Audio frequency: %d Hz\n", state->audclk_freq); + if (state->ident != V4L2_IDENT_SAA7115) { + /* status for the saa7114 */ + reg1f = saa711x_read(sd, R_1F_STATUS_BYTE_2_VD_DEC); + signalOk = (reg1f & 0xc1) == 0x81; + v4l2_info(sd, "Video signal: %s\n", signalOk ? "ok" : "bad"); + v4l2_info(sd, "Frequency: %s\n", (reg1f & 0x20) ? "60 Hz" : "50 Hz"); + return 0; } -#ifdef CONFIG_VIDEO_ADV_DEBUG - case VIDIOC_DBG_G_REGISTER: - case VIDIOC_DBG_S_REGISTER: - { - struct v4l2_register *reg = arg; + /* status for the saa7115 */ + reg1e = saa711x_read(sd, R_1E_STATUS_BYTE_1_VD_DEC); + reg1f = saa711x_read(sd, R_1F_STATUS_BYTE_2_VD_DEC); - if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - if (cmd == VIDIOC_DBG_G_REGISTER) - reg->val = saa711x_read(client, reg->reg & 0xff); - else - saa711x_write(client, reg->reg & 0xff, reg->val & 0xff); - break; - } -#endif + signalOk = (reg1f & 0xc1) == 0x81 && (reg1e & 0xc0) == 0x80; + vcr = !(reg1f & 0x10); - case VIDIOC_G_CHIP_IDENT: - return v4l2_chip_ide |