[Intel-gfx] [PATCH 1/3] drm/i915: Move WaBarrierPerformanceFixDisable:skl to skl code from chv code
Damien Lespiau
damien.lespiau at intel.com
Tue Jun 2 05:53:04 PDT 2015
On Tue, Jun 02, 2015 at 03:37:35PM +0300, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> commit 65ca7514e21adbee25b8175fc909759c735d00ff
> Author: Damien Lespiau <damien.lespiau at intel.com>
> Date: Mon Feb 9 19:33:22 2015 +0000
>
> drm/i915/skl: Implement WaBarrierPerformanceFixDisable
>
> got misapplied and the code landed in chv_init_workarounds() instead of
> the intended skl_init_workarounds(). Move it over to the right place.
>
> Cc: Damien Lespiau <damien.lespiau at intel.com>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
Reviewed-by: Damien Lespiau <damien.lespiau at intel.com>
--
Damien
> drivers/gpu/drm/i915/intel_ringbuffer.c | 14 +++++++-------
> 1 file changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
> index d934f85..edd47ba 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> @@ -901,13 +901,6 @@ static int chv_init_workarounds(struct intel_engine_cs *ring)
> GEN6_WIZ_HASHING_MASK,
> GEN6_WIZ_HASHING_16x4);
>
> - if (INTEL_REVID(dev) == SKL_REVID_C0 ||
> - INTEL_REVID(dev) == SKL_REVID_D0)
> - /* WaBarrierPerformanceFixDisable:skl */
> - WA_SET_BIT_MASKED(HDC_CHICKEN0,
> - HDC_FENCE_DEST_SLM_DISABLE |
> - HDC_BARRIER_PERFORMANCE_DISABLE);
> -
> return 0;
> }
>
> @@ -1041,6 +1034,13 @@ static int skl_init_workarounds(struct intel_engine_cs *ring)
> HDC_FORCE_NON_COHERENT);
> }
>
> + if (INTEL_REVID(dev) == SKL_REVID_C0 ||
> + INTEL_REVID(dev) == SKL_REVID_D0)
> + /* WaBarrierPerformanceFixDisable:skl */
> + WA_SET_BIT_MASKED(HDC_CHICKEN0,
> + HDC_FENCE_DEST_SLM_DISABLE |
> + HDC_BARRIER_PERFORMANCE_DISABLE);
> +
> return skl_tune_iz_hashing(ring);
> }
>
> --
> 2.3.6
>
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