diff --git a/drivers/gpu/drm/i915/gt/debugfs_gt.c b/drivers/gpu/drm/i915/gt/debugfs_gt.c index aa18d3b22bed8b57ff65d5031321d34d2dfa2c44..591eb60785dbddf19db5e261b1626ea8d3facfac 100644 --- a/drivers/gpu/drm/i915/gt/debugfs_gt.c +++ b/drivers/gpu/drm/i915/gt/debugfs_gt.c @@ -36,6 +36,7 @@ void intel_gt_debugfs_register_files(struct dentry *root, { while (count--) { umode_t mode = files->fops->write ? 0644 : 0444; + if (!files->eval || files->eval(data)) debugfs_create_file(files->name, mode, root, data, diff --git a/drivers/gpu/drm/i915/gt/gen8_ppgtt.c b/drivers/gpu/drm/i915/gt/gen8_ppgtt.c index 755522ced60de733fde89fde6c44b9d6da406edc..03a9d43963738c228cecf92d6b159a7b98c26365 100644 --- a/drivers/gpu/drm/i915/gt/gen8_ppgtt.c +++ b/drivers/gpu/drm/i915/gt/gen8_ppgtt.c @@ -145,6 +145,7 @@ static unsigned int gen8_pt_count(u64 start, u64 end) static unsigned int gen8_pd_top_count(const struct i915_address_space *vm) { unsigned int shift = __gen8_pte_shift(vm->top); + return (vm->total + (1ull << shift) - 1) >> shift; } diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c index f3498e2b99205d74b839b2b9e9e81f1ce8906f25..e891552611d5ad2f2316a1837f64825068b0b05f 100644 --- a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c +++ b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c @@ -580,6 +580,7 @@ static void detect_bit_6_swizzle(struct i915_ggtt *ggtt) } } else { u32 dimm_c0, dimm_c1; + dimm_c0 = intel_uncore_read(uncore, MAD_DIMM_C0); dimm_c1 = intel_uncore_read(uncore, MAD_DIMM_C1); dimm_c0 &= MAD_DIMM_A_SIZE_MASK | MAD_DIMM_B_SIZE_MASK; @@ -769,10 +770,12 @@ i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj, i = 0; for_each_sgt_page(page, sgt_iter, pages) { char new_bit_17 = page_to_phys(page) >> 17; + if ((new_bit_17 & 0x1) != (test_bit(i, obj->bit_17) != 0)) { swizzle_page(page); set_page_dirty(page); } + i++; } } diff --git a/drivers/gpu/drm/i915/gt/intel_renderstate.c b/drivers/gpu/drm/i915/gt/intel_renderstate.c index 87d2da8fe516c0d10c09f98803c3ee30cd20725f..8335a43471a9a494c04c598a2fc73eb6b390019d 100644 --- a/drivers/gpu/drm/i915/gt/intel_renderstate.c +++ b/drivers/gpu/drm/i915/gt/intel_renderstate.c @@ -62,6 +62,7 @@ static int render_state_setup(struct intel_renderstate *so, if (i * 4 == rodata->reloc[reloc_index]) { u64 r = s + so->vma->node.start; + s = lower_32_bits(r); if (HAS_64BIT_RELOC(i915)) { if (i + 1 >= rodata->batch_items || diff --git a/drivers/gpu/drm/i915/gt/intel_ring.h b/drivers/gpu/drm/i915/gt/intel_ring.h index 44e902945e804a30e5e1d929862a47a066b3d967..dbf5f14a136fddb2fe1094a68c8459d01fe9a72b 100644 --- a/drivers/gpu/drm/i915/gt/intel_ring.h +++ b/drivers/gpu/drm/i915/gt/intel_ring.h @@ -81,6 +81,7 @@ static inline u32 intel_ring_offset(const struct i915_request *rq, void *addr) { /* Don't write ring->size (equivalent to 0) as that hangs some GPUs. */ u32 offset = addr - rq->ring->vaddr; + GEM_BUG_ON(offset > rq->ring->size); return intel_ring_wrap(rq->ring, offset); }