From: Paulo Zanoni Date: Wed, 31 Oct 2012 20:12:51 +0000 (-0200) Subject: drm/i915: use CPU and PCH transcoders on lpt_disable_pch_transcoder X-Git-Tag: v3.8-rc1~42^2~193^2~46 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8a52fd9f240a6e2b73361fb825145f9951fc552d;p=platform%2Fkernel%2Flinux-stable.git drm/i915: use CPU and PCH transcoders on lpt_disable_pch_transcoder ... instead of "pipe", which is wrong. Signed-off-by: Paulo Zanoni Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 787e62a4..1b57fbc 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1766,22 +1766,20 @@ static void ironlake_disable_pch_transcoder(struct drm_i915_private *dev_priv, } static void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv, - enum pipe pipe) + enum transcoder cpu_transcoder) { - int reg; u32 val; /* FDI relies on the transcoder */ - assert_fdi_tx_disabled(dev_priv, pipe); - assert_fdi_rx_disabled(dev_priv, pipe); + assert_fdi_tx_disabled(dev_priv, cpu_transcoder); + assert_fdi_rx_disabled(dev_priv, TRANSCODER_A); - reg = TRANSCONF(pipe); - val = I915_READ(reg); + val = I915_READ(_TRANSACONF); val &= ~TRANS_ENABLE; - I915_WRITE(reg, val); + I915_WRITE(_TRANSACONF, val); /* wait for PCH transcoder off, transcoder state */ - if (wait_for((I915_READ(reg) & TRANS_STATE_ENABLE) == 0, 50)) - DRM_ERROR("failed to disable transcoder %d\n", pipe); + if (wait_for((I915_READ(_TRANSACONF) & TRANS_STATE_ENABLE) == 0, 50)) + DRM_ERROR("Failed to disable PCH transcoder\n"); } /** @@ -3630,7 +3628,7 @@ static void haswell_crtc_disable(struct drm_crtc *crtc) if (is_pch_port) { ironlake_fdi_disable(crtc); - lpt_disable_pch_transcoder(dev_priv, pipe); + lpt_disable_pch_transcoder(dev_priv, cpu_transcoder); intel_disable_pch_pll(intel_crtc); ironlake_fdi_pll_disable(intel_crtc); }