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

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));