From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Widawsky Subject: [PATCH 05/21] drm/i915: Wire up pipe CRC support for bdw Date: Thu, 7 Nov 2013 21:40:35 -0800 Message-ID: <1383889251-498-5-git-send-email-benjamin.widawsky@intel.com> References: <1383889251-498-1-git-send-email-benjamin.widawsky@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id F113FEE9C6 for ; Thu, 7 Nov 2013 22:09:04 -0800 (PST) In-Reply-To: <1383889251-498-1-git-send-email-benjamin.widawsky@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org To: Intel GFX Cc: Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org From: Daniel Vetter The layout of the CRC registers is the same as on hsw, only the interrupt handling has changed a bit. So trivial to wire up, yay! Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_irq.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 4420944..a06de99 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1808,6 +1808,9 @@ static irqreturn_t gen8_irq_handler(int irq, void *arg) intel_finish_page_flip_plane(dev, pipe); } + if (pipe_iir & GEN8_PIPE_CDCLK_CRC_DONE) + hsw_pipe_crc_irq_handler(dev, pipe); + if (pipe_iir & GEN8_DE_PIPE_IRQ_FAULT_ERRORS) { DRM_ERROR("Fault errors on pipe %c\n: 0x%08x", pipe_name(pipe), @@ -2898,6 +2901,7 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) struct drm_device *dev = dev_priv->dev; uint32_t de_pipe_enables = GEN8_PIPE_FLIP_DONE | GEN8_PIPE_VBLANK | + GEN8_PIPE_CDCLK_CRC_DONE | GEN8_DE_PIPE_IRQ_FAULT_ERRORS; int pipe; dev_priv->de_irq_mask[PIPE_A] = ~de_pipe_enables; -- 1.8.4.2