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| author | Zhi Wang <zhi.a.wang@intel.com> | 2017-10-10 17:24:26 +0800 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2017-11-16 11:48:24 +0800 |
| commit | 655c64efe36f199bea16f9ba7388c479d5feed5f (patch) | |
| tree | e0f527edf4401cce948baf251ef1c4382ddce886 /drivers/gpu/drm/i915/gvt/gtt.c | |
| parent | 054f4eba2a2985b1db43353b7b5ce90e96cf9bb9 (diff) | |
| download | lwn-655c64efe36f199bea16f9ba7388c479d5feed5f.tar.gz lwn-655c64efe36f199bea16f9ba7388c479d5feed5f.zip | |
drm/i915/gvt: Introduce ops->set_present()
We need ops->set_present() during generating a new scratch page table
entry.
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/gtt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/gtt.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 74be5e628310..3d6008b116e5 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -397,6 +397,11 @@ static void gtt_entry_clear_present(struct intel_gvt_gtt_entry *e) e->val64 &= ~BIT(0); } +static void gtt_entry_set_present(struct intel_gvt_gtt_entry *e) +{ + e->val64 |= BIT(0); +} + /* * Per-platform GMA routines. */ @@ -426,6 +431,7 @@ static struct intel_gvt_gtt_pte_ops gen8_gtt_pte_ops = { .get_entry = gtt_get_entry64, .set_entry = gtt_set_entry64, .clear_present = gtt_entry_clear_present, + .set_present = gtt_entry_set_present, .test_present = gen8_gtt_test_present, .test_pse = gen8_gtt_test_pse, .get_pfn = gen8_gtt_get_pfn, |