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Revert "drm/i915: Initialize HWS page address after GPU reset"

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This reverts commit 2e5356da37.

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 e84fe80337
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>
This commit is contained in:
Arun Siluvery 2015-11-19 16:47:44 +00:00 committed by Daniel Vetter
parent 54632abe8c
commit fb1a21114f
1 changed files with 0 additions and 6 deletions
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6
drivers/gpu/drm/i915/intel_lrc.c
View file

@ -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));