diff options
| author | Caz Yokoyama <caz.yokoyama@intel.com> | 2020-03-04 14:13:59 -0800 |
|---|---|---|
| committer | José Roberto de Souza <jose.souza@intel.com> | 2020-03-12 15:19:00 -0700 |
| commit | 175c4d9b3b9a60b4ea0b8cd034011808c6a03b05 (patch) | |
| tree | d975793b5753720c2a9f2d5365fe8e9f893f73f2 /drivers/gpu/drm/i915 | |
| parent | 22ca8a452e5791c9721e1ba61e95651fc00a9e4d (diff) | |
Revert "drm/i915/tgl: Add extra hdc flush workaround"
This reverts commit 36a6b5d964d995b536b1925ec42052ee40ba92c4.
The commit takes care Wa_1604544889 which was fixed on a0 stepping based on
a0 replan. So no SW workaround is required on any stepping now.
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Caz Yokoyama <caz.yokoyama@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Fixes: 36a6b5d964d9 ("drm/i915/tgl: Add extra hdc flush workaround")
Link: https://patchwork.freedesktop.org/patch/msgid/1c751032ce79c80c5485cae315f1a9904ce07cac.1583359940.git.caz.yokoyama@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_lrc.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 1c68b4f4e33d..112531b29f59 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -4165,26 +4165,6 @@ static int gen12_emit_flush_render(struct i915_request *request, *cs++ = preparser_disable(false); intel_ring_advance(request, cs); - - /* - * Wa_1604544889:tgl - */ - if (IS_TGL_REVID(request->i915, TGL_REVID_A0, TGL_REVID_A0)) { - flags = 0; - flags |= PIPE_CONTROL_CS_STALL; - flags |= PIPE_CONTROL_HDC_PIPELINE_FLUSH; - - flags |= PIPE_CONTROL_STORE_DATA_INDEX; - flags |= PIPE_CONTROL_QW_WRITE; - - cs = intel_ring_begin(request, 6); - if (IS_ERR(cs)) - return PTR_ERR(cs); - - cs = gen8_emit_pipe_control(cs, flags, - LRC_PPHWSP_SCRATCH_ADDR); - intel_ring_advance(request, cs); - } } return 0; |