From 7026d4ac1fc134566c2c946e6c0d849fc03ba7b7 Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Tue, 24 Mar 2009 14:02:43 +0800 Subject: drm/i915: Fix SDVO TV support This brings SDVO TV support from 2D driver, including origin fix f1ca56e17d0 and later fix 2fcf4fcccfe. Also fix wrong modeline definitions for SDVO TV. Signed-off-by: Zhenyu Wang Signed-off-by: Eric Anholt --- drivers/gpu/drm/i915/intel_display.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'drivers/gpu/drm/i915/intel_display.c') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0b33760b04cb..64773ce52964 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1106,6 +1106,26 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, return -EINVAL; } + /* SDVO TV has fixed PLL values depend on its clock range, + this mirrors vbios setting. */ + if (is_sdvo && is_tv) { + if (adjusted_mode->clock >= 100000 + && adjusted_mode->clock < 140500) { + clock.p1 = 2; + clock.p2 = 10; + clock.n = 3; + clock.m1 = 16; + clock.m2 = 8; + } else if (adjusted_mode->clock >= 140500 + && adjusted_mode->clock <= 200000) { + clock.p1 = 1; + clock.p2 = 10; + clock.n = 6; + clock.m1 = 12; + clock.m2 = 8; + } + } + if (IS_IGD(dev)) fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2; else -- cgit v1.2.3