diff options
| author | Ville Syrjälä | 2013-09-04 17:25:19 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2013-09-16 23:21:07 +0200 |
| commit | 12d7ceed525f124d0cf795ccbb9d581d42c1ed61 (patch) | |
| tree | 2b8f76de3986e9df9fa11f4bc7f6d0d5c1620850 /drivers/gpu/drm/i915/intel_display.c | |
| parent | drm/i915: Grab the pixel clock from adjusted_mode not requested_mode (diff) | |
| download | kernel-qcow2-linux-12d7ceed525f124d0cf795ccbb9d581d42c1ed61.tar.gz kernel-qcow2-linux-12d7ceed525f124d0cf795ccbb9d581d42c1ed61.tar.xz kernel-qcow2-linux-12d7ceed525f124d0cf795ccbb9d581d42c1ed61.zip | |
drm/i915: Use adjusted_mode->clock in lpt_program_iclkip
lpt_program_iclkip() wants to know the pixel clock. It should get that
information from adjusted_mode, not crtc->mode.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 3ff9d98c7820..8b5fa95f9478 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2897,6 +2897,7 @@ static void lpt_program_iclkip(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = dev->dev_private; + int clock = to_intel_crtc(crtc)->config.adjusted_mode.clock; u32 divsel, phaseinc, auxdiv, phasedir = 0; u32 temp; @@ -2914,13 +2915,13 @@ static void lpt_program_iclkip(struct drm_crtc *crtc) SBI_ICLK); /* 20MHz is a corner case which is out of range for the 7-bit divisor */ - if (crtc->mode.clock == 20000) { + if (clock == 20000) { auxdiv = 1; divsel = 0x41; phaseinc = 0x20; } else { /* The iCLK virtual clock root frequency is in MHz, - * but the crtc->mode.clock in in KHz. To get the divisors, + * but the adjusted_mode->clock in in KHz. To get the divisors, * it is necessary to divide one by another, so we * convert the virtual clock precision to KHz here for higher * precision. @@ -2929,7 +2930,7 @@ static void lpt_program_iclkip(struct drm_crtc *crtc) u32 iclk_pi_range = 64; u32 desired_divisor, msb_divisor_value, pi_value; - desired_divisor = (iclk_virtual_root_freq / crtc->mode.clock); + desired_divisor = (iclk_virtual_root_freq / clock); msb_divisor_value = desired_divisor / iclk_pi_range; pi_value = desired_divisor % iclk_pi_range; @@ -2945,7 +2946,7 @@ static void lpt_program_iclkip(struct drm_crtc *crtc) ~SBI_SSCDIVINTPHASE_INCVAL_MASK); DRM_DEBUG_KMS("iCLKIP clock: found settings for %dKHz refresh rate: auxdiv=%x, divsel=%x, phasedir=%x, phaseinc=%x\n", - crtc->mode.clock, + clock, auxdiv, divsel, phasedir, |