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Rev 3031 Rev 4104
Line 30... Line 30...
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#define CH7xxx_REG_VID		0x4a
 31 
#define CH7xxx_REG_VID		0x4a
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#define CH7xxx_REG_DID		0x4b
 32 
#define CH7xxx_REG_DID		0x4b
- 
 
 33 
 
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#define CH7011_VID		0x83 /* 7010 as well */
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#define CH7011_VID		0x83 /* 7010 as well */
 35 
#define CH7010B_VID		0x05
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#define CH7009A_VID		0x84
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#define CH7009A_VID		0x84
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#define CH7009B_VID		0x85
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#define CH7009B_VID		0x85
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#define CH7301_VID		0x95
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#define CH7301_VID		0x95
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Line 38... Line 40...
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 40 
#define CH7xxx_VID		0x84
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#define CH7xxx_VID		0x84
 41 
#define CH7xxx_DID		0x17
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#define CH7xxx_DID		0x17
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#define CH7010_DID		0x16
Line 85... Line 87...
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static struct ch7xxx_id_struct {
 87 
static struct ch7xxx_id_struct {
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	uint8_t vid;
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	uint8_t vid;
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	char *name;
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	char *name;
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} ch7xxx_ids[] = {
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} ch7xxx_ids[] = {
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	{ CH7011_VID, "CH7011" },
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	{ CH7011_VID, "CH7011" },
- 
 
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	{ CH7010B_VID, "CH7010B" },
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	{ CH7009A_VID, "CH7009A" },
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	{ CH7009A_VID, "CH7009A" },
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	{ CH7009B_VID, "CH7009B" },
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	{ CH7009B_VID, "CH7009B" },
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	{ CH7301_VID, "CH7301" },
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	{ CH7301_VID, "CH7301" },
93 
};
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};
Line -... Line 97...
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static struct ch7xxx_did_struct {
- 
 
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	uint8_t did;
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	char *name;
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} ch7xxx_dids[] = {
- 
 
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	{ CH7xxx_DID, "CH7XXX" },
- 
 
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	{ CH7010_DID, "CH7010B" },
- 
 
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};
94 
 
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struct ch7xxx_priv {
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struct ch7xxx_priv {
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	bool quiet;
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	bool quiet;
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};
 108 
};
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	}
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	}
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	return NULL;
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	return NULL;
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}
- 
 
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static char *ch7xxx_get_did(uint8_t did)
- 
 
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{
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	int i;
- 
 
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- 
 
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	for (i = 0; i < ARRAY_SIZE(ch7xxx_dids); i++) {
- 
 
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		if (ch7xxx_dids[i].did == did)
- 
 
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			return ch7xxx_dids[i].name;
- 
 
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	}
- 
 
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- 
 
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	return NULL;
109 
}
 132 
}
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 133 
 
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/** Reads an 8 bit register */
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/** Reads an 8 bit register */
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static bool ch7xxx_readb(struct intel_dvo_device *dvo, int addr, uint8_t *ch)
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static bool ch7xxx_readb(struct intel_dvo_device *dvo, int addr, uint8_t *ch)
113 
{
 136 
{
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			struct i2c_adapter *adapter)
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			struct i2c_adapter *adapter)
178 
{
 201 
{
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	/* this will detect the CH7xxx chip on the specified i2c bus */
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	/* this will detect the CH7xxx chip on the specified i2c bus */
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	struct ch7xxx_priv *ch7xxx;
 203 
	struct ch7xxx_priv *ch7xxx;
181 
	uint8_t vendor, device;
 204 
	uint8_t vendor, device;
182 
	char *name;
 205 
	char *name, *devid;
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 206 
 
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	ch7xxx = kzalloc(sizeof(struct ch7xxx_priv), GFP_KERNEL);
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	ch7xxx = kzalloc(sizeof(struct ch7xxx_priv), GFP_KERNEL);
185 
	if (ch7xxx == NULL)
 208 
	if (ch7xxx == NULL)
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 225 
 
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	if (!ch7xxx_readb(dvo, CH7xxx_REG_DID, &device))
204 
	if (!ch7xxx_readb(dvo, CH7xxx_REG_DID, &device))
 228 
		goto out;
205 
		goto out;
 229 
 
206 
 
 230 
	devid = ch7xxx_get_did(device);
207 
	if (device != CH7xxx_DID) {
 231 
	if (!devid) {
208 
		DRM_DEBUG_KMS("ch7xxx not detected; got 0x%02x from %s "
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		DRM_DEBUG_KMS("ch7xxx not detected; got 0x%02x from %s "
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				"slave %d.\n",
 233 
				"slave %d.\n",
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	idf &= ~(CH7xxx_IDF_HSP | CH7xxx_IDF_VSP);
 305 
	idf &= ~(CH7xxx_IDF_HSP | CH7xxx_IDF_VSP);
282 
	if (mode->flags & DRM_MODE_FLAG_PHSYNC)
 306 
	if (mode->flags & DRM_MODE_FLAG_PHSYNC)
283 
		idf |= CH7xxx_IDF_HSP;
 307 
		idf |= CH7xxx_IDF_HSP;
Line 284... Line 308...
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 308 
 
285 
	if (mode->flags & DRM_MODE_FLAG_PVSYNC)
 309 
	if (mode->flags & DRM_MODE_FLAG_PVSYNC)
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		idf |= CH7xxx_IDF_HSP;
 310 
		idf |= CH7xxx_IDF_VSP;
287 
 
 311 
 
Line 288... Line 312...
288 
	ch7xxx_writeb(dvo, CH7xxx_IDF, idf);
 312 
	ch7xxx_writeb(dvo, CH7xxx_IDF, idf);