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Rev 2342 Rev 3031
Line 161... Line 161...
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struct ch7017_priv {
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struct ch7017_priv {
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	uint8_t dummy;
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	uint8_t dummy;
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};
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};
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static void ch7017_dump_regs(struct intel_dvo_device *dvo);
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static void ch7017_dump_regs(struct intel_dvo_device *dvo);
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static void ch7017_dpms(struct intel_dvo_device *dvo, int mode);
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static void ch7017_dpms(struct intel_dvo_device *dvo, bool enable);
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static bool ch7017_read(struct intel_dvo_device *dvo, u8 addr, u8 *val)
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static bool ch7017_read(struct intel_dvo_device *dvo, u8 addr, u8 *val)
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{
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{
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				   (((mode->vdisplay & 0x0700) >> 8) << 3);
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				   (((mode->vdisplay & 0x0700) >> 8) << 3);
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 308 
 
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	lvds_power_down = CH7017_LVDS_POWER_DOWN_DEFAULT_RESERVED |
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	lvds_power_down = CH7017_LVDS_POWER_DOWN_DEFAULT_RESERVED |
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			  (mode->hdisplay & 0x0700) >> 8;
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			  (mode->hdisplay & 0x0700) >> 8;
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	ch7017_dpms(dvo, DRM_MODE_DPMS_OFF);
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	ch7017_dpms(dvo, false);
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	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_INPUT,
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	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_INPUT,
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			horizontal_active_pixel_input);
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			horizontal_active_pixel_input);
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	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_OUTPUT,
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	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_OUTPUT,
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	DRM_DEBUG_KMS("Registers after mode setting\n");
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	DRM_DEBUG_KMS("Registers after mode setting\n");
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	ch7017_dump_regs(dvo);
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	ch7017_dump_regs(dvo);
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}
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}
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/* set the CH7017 power state */
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/* set the CH7017 power state */
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static void ch7017_dpms(struct intel_dvo_device *dvo, int mode)
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static void ch7017_dpms(struct intel_dvo_device *dvo, bool enable)
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{
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{
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	uint8_t val;
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	uint8_t val;
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			CH7017_DAC1_POWER_DOWN |
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			CH7017_DAC1_POWER_DOWN |
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			CH7017_DAC2_POWER_DOWN |
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			CH7017_DAC2_POWER_DOWN |
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			CH7017_DAC3_POWER_DOWN |
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			CH7017_DAC3_POWER_DOWN |
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			CH7017_TV_POWER_DOWN_EN);
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			CH7017_TV_POWER_DOWN_EN);
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	if (mode == DRM_MODE_DPMS_ON) {
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	if (enable) {
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		/* Turn on the LVDS */
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		/* Turn on the LVDS */
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		ch7017_write(dvo, CH7017_LVDS_POWER_DOWN,
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		ch7017_write(dvo, CH7017_LVDS_POWER_DOWN,
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			     val & ~CH7017_LVDS_POWER_DOWN_EN);
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			     val & ~CH7017_LVDS_POWER_DOWN_EN);
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	} else {
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	} else {
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	/* XXX: Should actually wait for update power status somehow */
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	/* XXX: Should actually wait for update power status somehow */
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	msleep(20);
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	msleep(20);
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}
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- 
 
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static bool ch7017_get_hw_state(struct intel_dvo_device *dvo)
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{
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	uint8_t val;
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	ch7017_read(dvo, CH7017_LVDS_POWER_DOWN, &val);
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	if (val & CH7017_LVDS_POWER_DOWN_EN)
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		return false;
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	else
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		return true;
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}
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}
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static void ch7017_dump_regs(struct intel_dvo_device *dvo)
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static void ch7017_dump_regs(struct intel_dvo_device *dvo)
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{
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{
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	.init = ch7017_init,
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	.init = ch7017_init,
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	.detect = ch7017_detect,
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	.detect = ch7017_detect,
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	.mode_valid = ch7017_mode_valid,
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	.mode_valid = ch7017_mode_valid,
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	.mode_set = ch7017_mode_set,
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	.mode_set = ch7017_mode_set,
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	.dpms = ch7017_dpms,
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	.dpms = ch7017_dpms,
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	.get_hw_state = ch7017_get_hw_state,
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	.dump_regs = ch7017_dump_regs,
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	.dump_regs = ch7017_dump_regs,
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	.destroy = ch7017_destroy,
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	.destroy = ch7017_destroy,
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};
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};