From mboxrd@z Thu Jan 1 00:00:00 1970 From: Abdiel Janulgue Subject: [PATCH 2/2] drm/i915/hsw: Enable resource streamer bit on MI_BATCH_BUFFER_START (v3) Date: Thu, 10 Oct 2013 14:03:00 +0300 Message-ID: <1381402980-19752-1-git-send-email-abdiel.janulgue@linux.intel.com> References: <1381266592-7558-3-git-send-email-abdiel.janulgue@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga14.intel.com (mga14.intel.com [143.182.124.37]) by gabe.freedesktop.org (Postfix) with ESMTP id 92A86E6750 for ; Thu, 10 Oct 2013 04:01:22 -0700 (PDT) In-Reply-To: <1381266592-7558-3-git-send-email-abdiel.janulgue@linux.intel.com> 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 Cc: ben@bwidawsk.net List-Id: intel-gfx@lists.freedesktop.org v3: Use the I915_DISPATCH_RS flag to determine if batchbuffer needs resource streamer bit. Cc: Chris Wilson Cc: Daniel Vetter Cc: Ben Widawsky Signed-off-by: Abdiel Janulgue --- drivers/gpu/drm/i915/i915_reg.h | 1 + drivers/gpu/drm/i915/intel_ringbuffer.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index c246727..f3c9103 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -246,6 +246,7 @@ #define MI_BATCH_NON_SECURE_HSW (1<<13) #define MI_BATCH_BUFFER_START MI_INSTR(0x31, 0) #define MI_BATCH_GTT (2<<6) /* aliased with (1<<7) on gen4 */ +#define MI_BATCH_RESOURCE_STREAMER (1<<10) #define MI_SEMAPHORE_MBOX MI_INSTR(0x16, 1) /* gen6+ */ #define MI_SEMAPHORE_GLOBAL_GTT (1<<22) #define MI_SEMAPHORE_UPDATE (1<<21) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index b67104a..f9564b1 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1654,7 +1654,8 @@ hsw_ring_dispatch_execbuffer(struct intel_ring_buffer *ring, intel_ring_emit(ring, MI_BATCH_BUFFER_START | MI_BATCH_PPGTT_HSW | - (flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE_HSW)); + (flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE_HSW) | + (flags & I915_DISPATCH_RS ? MI_BATCH_RESOURCE_STREAMER : 0)); /* bit0-7 is the length on GEN6+ */ intel_ring_emit(ring, offset); intel_ring_advance(ring); -- 1.8.2.1