From d294ed69408b54c18f0420516ea057b2a734624d Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 8 Jun 2010 13:04:50 +1000 Subject: [PATCH] drm/radeon: reset i2c valid to avoid incorrect tv-out polling. We really don't want to be polling tv-out but since we weren't forcing the i2c lines to invalid (tv-out has no DDC), we were adding tv connectors to the polling setup and this was causing blinking on secondary displays. This fixes the regression Torsten reported. Reported-by: Torsten Kaiser Tested-by: Torsten Kaiser Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_combios.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index f6f907e7217a..1bee2f9e24a5 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -2026,6 +2026,7 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev) combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC); break; default: + ddc_i2c.valid = false; break; } @@ -2339,6 +2340,7 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev) if (RBIOS8(tv_info + 6) == 'T') { if (radeon_apply_legacy_tv_quirks(dev)) { hpd.hpd = RADEON_HPD_NONE; + ddc_i2c.valid = false; radeon_add_legacy_encoder(dev, radeon_get_encoder_id (dev,