From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH 09/12] drm/i915: Cleanup gen3 irq uninstall Date: Tue, 24 Apr 2012 22:59:49 +0100 Message-ID: <1335304792-17636-9-git-send-email-chris@chris-wilson.co.uk> References: <1335304792-17636-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from fireflyinternet.com (smtp.fireflyinternet.com [109.228.6.236]) by gabe.freedesktop.org (Postfix) with ESMTP id B7B72A0B6B for ; Tue, 24 Apr 2012 15:01:02 -0700 (PDT) In-Reply-To: <1335304792-17636-1-git-send-email-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Bring the for-each-pipe loops together so that the code is easier on the eyes. Signed-off-by: Chris Wilson --- drivers/gpu/drm/i915/i915_irq.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index a4e074e..e5f627f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2495,9 +2495,6 @@ static void i915_irq_uninstall(struct drm_device * dev) drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; int pipe; - if (!dev_priv) - return; - dev_priv->vblank_pipe = 0; if (I915_HAS_HOTPLUG(dev)) { @@ -2506,14 +2503,14 @@ static void i915_irq_uninstall(struct drm_device * dev) } I915_WRITE16(HWSTAM, 0xffff); - for_each_pipe(pipe) + for_each_pipe(pipe) { + /* Clear enable bits; then clear status bits */ I915_WRITE(PIPESTAT(pipe), 0); + I915_WRITE(PIPESTAT(pipe), I915_READ(PIPESTAT(pipe))); + } I915_WRITE(IMR, 0xffffffff); I915_WRITE(IER, 0x0); - for_each_pipe(pipe) - I915_WRITE(PIPESTAT(pipe), - I915_READ(PIPESTAT(pipe)) & 0x8000ffff); I915_WRITE(IIR, I915_READ(IIR)); } -- 1.7.10