commit de13a2e3f88a4da8e85063b6de37096795079e41
Author: Paulo Zanoni <paulo.r.zan...@intel.com>
Date: Thu Sep 20 18:36:05 2012 -0300
drm/i915: extract compute_dpll from ironlake_crtc_mode_set
missed the subtle adjustment of the FP1 register. Fix this up by
passing a pointer around instead of the value.
Cc: Paulo Zanoni <paulo.r.zan...@intel.com>
Cc: Rodrigo Vivi <rodrigo.v...@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch>
---
drivers/gpu/drm/i915/intel_display.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index 1b2c744..f623f97 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5374,7 +5374,7 @@ static void ironlake_fdi_set_m_n(struct drm_crtc *crtc)
}
static uint32_t ironlake_compute_dpll(struct intel_crtc *intel_crtc,
- intel_clock_t *clock, u32 fp)
+ intel_clock_t *clock, u32 *fp)
{
struct drm_crtc *crtc = &intel_crtc->base;
struct drm_device *dev = crtc->dev;
@@ -5414,7 +5414,7 @@ static uint32_t ironlake_compute_dpll(struct intel_crtc
*intel_crtc,
factor = 20;
if (clock->m < factor * clock->n)
- fp |= FP_CB_TUNE;
+ *fp |= FP_CB_TUNE;
dpll = 0;
@@ -5531,7 +5531,7 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc,
fp2 = reduced_clock.n << 16 | reduced_clock.m1 << 8 |
reduced_clock.m2;
- dpll = ironlake_compute_dpll(intel_crtc, &clock, fp);
+ dpll = ironlake_compute_dpll(intel_crtc, &clock, &fp);
DRM_DEBUG_KMS("Mode for pipe %d:\n", pipe);
drm_mode_debug_printmodeline(mode);
--
1.7.10.4
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