diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 8abe7970f2b7..f535670b42d1 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5040,7 +5040,7 @@ static void vlv_crtc_clock_get(struct intel_crtc *crtc, int pipe = pipe_config->cpu_transcoder; intel_clock_t clock; u32 mdiv; - int refclk = 100000, fastclk, update_rate; + int refclk = 100000; mutex_lock(&dev_priv->dpio_lock); mdiv = vlv_dpio_read(dev_priv, DPIO_DIV(pipe)); @@ -5052,10 +5052,8 @@ static void vlv_crtc_clock_get(struct intel_crtc *crtc, clock.p1 = (mdiv >> DPIO_P1_SHIFT) & 7; clock.p2 = (mdiv >> DPIO_P2_SHIFT) & 0x1f; - update_rate = refclk / clock.n; - clock.vco = update_rate * clock.m1 * clock.m2; - fastclk = clock.vco / clock.p1 / clock.p2; - clock.dot = (2 * fastclk); + clock.vco = refclk * clock.m1 * clock.m2 / clock.n; + clock.dot = 2 * clock.vco / (clock.p1 * clock.p2); pipe_config->adjusted_mode.clock = clock.dot / 10; } |