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Commit 040d4cbf authored by Frank Dischner's avatar Frank Dischner Committed by Mauro Carvalho Chehab
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V4L/DVB (11987): au8522: add support for QAM-64 modulation type 



Add support for QAM64 modulation type to the au8522 demod driver.

Signed-off-by: default avatarFrank Dischner <phaedrus961@gmail.com>
Signed-off-by: default avatarDevin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 24dff657

drivers/media/dvb/frontends/au8522_dig.c

+92 −6
Original line number Diff line number Diff line
@@ -367,11 +367,90 @@ static struct { 
	{ 0x8231, 0x13 },

};



/* QAM Modulation table */

/* QAM64 Modulation table */

static struct {

	u16 reg;

	u16 data;

} QAM_mod_tab[] = {

} QAM64_mod_tab[] = {

	{ 0x00a3, 0x09 },

	{ 0x00a4, 0x00 },

	{ 0x0081, 0xc4 },

	{ 0x00a5, 0x40 },

	{ 0x00aa, 0x77 },

	{ 0x00ad, 0x77 },

	{ 0x00a6, 0x67 },

	{ 0x0262, 0x20 },

	{ 0x021c, 0x30 },

	{ 0x00b8, 0x3e },

	{ 0x00b9, 0xf0 },

	{ 0x00ba, 0x01 },

	{ 0x00bb, 0x18 },

	{ 0x00bc, 0x50 },

	{ 0x00bd, 0x00 },

	{ 0x00be, 0xea },

	{ 0x00bf, 0xef },

	{ 0x00c0, 0xfc },

	{ 0x00c1, 0xbd },

	{ 0x00c2, 0x1f },

	{ 0x00c3, 0xfc },

	{ 0x00c4, 0xdd },

	{ 0x00c5, 0xaf },

	{ 0x00c6, 0x00 },

	{ 0x00c7, 0x38 },

	{ 0x00c8, 0x30 },

	{ 0x00c9, 0x05 },

	{ 0x00ca, 0x4a },

	{ 0x00cb, 0xd0 },

	{ 0x00cc, 0x01 },

	{ 0x00cd, 0xd9 },

	{ 0x00ce, 0x6f },

	{ 0x00cf, 0xf9 },

	{ 0x00d0, 0x70 },

	{ 0x00d1, 0xdf },

	{ 0x00d2, 0xf7 },

	{ 0x00d3, 0xc2 },

	{ 0x00d4, 0xdf },

	{ 0x00d5, 0x02 },

	{ 0x00d6, 0x9a },

	{ 0x00d7, 0xd0 },

	{ 0x0250, 0x0d },

	{ 0x0251, 0xcd },

	{ 0x0252, 0xe0 },

	{ 0x0253, 0x05 },

	{ 0x0254, 0xa7 },

	{ 0x0255, 0xff },

	{ 0x0256, 0xed },

	{ 0x0257, 0x5b },

	{ 0x0258, 0xae },

	{ 0x0259, 0xe6 },

	{ 0x025a, 0x3d },

	{ 0x025b, 0x0f },

	{ 0x025c, 0x0d },

	{ 0x025d, 0xea },

	{ 0x025e, 0xf2 },

	{ 0x025f, 0x51 },

	{ 0x0260, 0xf5 },

	{ 0x0261, 0x06 },

	{ 0x021a, 0x00 },

	{ 0x0546, 0x40 },

	{ 0x0210, 0xc7 },

	{ 0x0211, 0xaa },

	{ 0x0212, 0xab },

	{ 0x0213, 0x02 },

	{ 0x0502, 0x00 },

	{ 0x0121, 0x04 },

	{ 0x0122, 0x04 },

	{ 0x052e, 0x10 },

	{ 0x00a4, 0xca },

	{ 0x00a7, 0x40 },

	{ 0x0526, 0x01 },

};



/* QAM256 Modulation table */

static struct {

	u16 reg;

	u16 data;

} QAM256_mod_tab[] = {

	{ 0x80a3, 0x09 },

	{ 0x80a4, 0x00 },

	{ 0x8081, 0xc4 },
@@ -464,12 +543,19 @@ static int au8522_enable_modulation(struct dvb_frontend *fe, 
		au8522_set_if(fe, state->config->vsb_if);

		break;

	case QAM_64:

		dprintk("%s() QAM 64\n", __func__);

		for (i = 0; i < ARRAY_SIZE(QAM64_mod_tab); i++)

			au8522_writereg(state,

				QAM64_mod_tab[i].reg,

				QAM64_mod_tab[i].data);

		au8522_set_if(fe, state->config->qam_if);

		break;

	case QAM_256:

		dprintk("%s() QAM 64/256\n", __func__);

		for (i = 0; i < ARRAY_SIZE(QAM_mod_tab); i++)

		dprintk("%s() QAM 256\n", __func__);

		for (i = 0; i < ARRAY_SIZE(QAM256_mod_tab); i++)

			au8522_writereg(state,

				QAM_mod_tab[i].reg,

				QAM_mod_tab[i].data);

				QAM256_mod_tab[i].reg,

				QAM256_mod_tab[i].data);

		au8522_set_if(fe, state->config->qam_if);

		break;

	default: