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authorArun Siluvery <arun.siluvery@linux.intel.com>2015-11-19 16:47:44 +0000
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-11-19 17:51:16 +0100
commitfb1a21114fe18e2ee96ea159c6b42441cc3aedf1 (patch)
treef98ad556e069ad9f5983e9d9ebef462116ba3db1
parent54632abe8ca3db8621673b186c7cc0e869c0032f (diff)
Revert "drm/i915: Initialize HWS page address after GPU reset"
This reverts commit 2e5356da370e36ba7aab39d2800c7a2412630ae7. It is now redundant as it is already covered in below commit which introduced the changes to reuse initialization of resources in resume/reset path. commit e84fe80337dc85cca07d0417ea97edbec4789d8b Author: Nick Hoath <nicholas.hoath@intel.com> Date: Fri Sep 11 12:53:46 2015 +0100 drm/i915: Split alloc from init for lrc lrc_setup_hardware_status_page() in the same function gen8_init_common_ring() takes care of this. Cc: Nick Hoath <nicholas.hoath@intel.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Arun Siluvery <arun.siluvery@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1447951664-9347-1-git-send-email-arun.siluvery@linux.intel.com Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
-rw-r--r--drivers/gpu/drm/i915/intel_lrc.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 99fcbd4e153e..c276f63cf819 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1476,12 +1476,6 @@ static int gen8_init_common_ring(struct intel_engine_cs *ring)
I915_WRITE_IMR(ring, ~(ring->irq_enable_mask | ring->irq_keep_mask));
I915_WRITE(RING_HWSTAM(ring->mmio_base), 0xffffffff);
- if (ring->status_page.obj) {
- I915_WRITE(RING_HWS_PGA(ring->mmio_base),
- (u32)ring->status_page.gfx_addr);
- POSTING_READ(RING_HWS_PGA(ring->mmio_base));
- }
-
I915_WRITE(RING_MODE_GEN7(ring),
_MASKED_BIT_DISABLE(GFX_REPLAY_MODE) |
_MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE));