[PATCH 6/7] drm/i915: Disable FDI RX before FDI TX

[Keith Packard]

Doesn't make sense to disable in the other order.

Signed-off-by: Keith Packard <keithp at keithp.com>
---
 drivers/gpu/drm/i915/intel_display.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index b099a17..754f10f 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2776,17 +2776,17 @@ static void ironlake_fdi_disable(struct drm_crtc *crtc)
        u32 reg, temp;

        /* disable CPU FDI tx and PCH FDI rx */
-       reg = FDI_TX_CTL(pipe);
-       temp = I915_READ(reg);
-       I915_WRITE(reg, temp & ~FDI_TX_ENABLE);
-       POSTING_READ(reg);
-
        reg = FDI_RX_CTL(pipe);
        temp = I915_READ(reg);
        temp &= ~(0x7 << 16);
        temp |= (I915_READ(PIPECONF(pipe)) & PIPE_BPC_MASK) << 11;
        I915_WRITE(reg, temp & ~FDI_RX_ENABLE);
+       POSTING_READ(reg);
+       udelay(100);

+       reg = FDI_TX_CTL(pipe);
+       temp = I915_READ(reg);
+       I915_WRITE(reg, temp & ~FDI_TX_ENABLE);
        POSTING_READ(reg);
        udelay(100);

-- 
1.7.10.4