From 8a612b2d2e53dc0b869344e5558271b0d7fd4a23 Mon Sep 17 00:00:00 2001 From: Jonathan Cavitt Date: Mon, 7 Aug 2023 14:19:55 +0200 Subject: drm/i915/gt: Simplify shmem_create_from_object map_type selection The object pin created for shmem_create_from_object is just a single use mapping with the sole purpose of reading the contents of the whole object in bulk. And the whole source object is also even a throw-away. Ergo, the additional logic required by i915_coherent_map_type can be safely dropped and simplified. Suggested-by: Tvrtko Ursulin Signed-off-by: Jonathan Cavitt Reviewed-by: Tvrtko Ursulin Reviewed-by: Andi Shyti Signed-off-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/20230801153242.2445478-2-jonathan.cavitt@intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20230807121957.598420-2-andi.shyti@linux.intel.com --- drivers/gpu/drm/i915/gt/shmem_utils.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/i915/gt/shmem_utils.c b/drivers/gpu/drm/i915/gt/shmem_utils.c index 449c9ed44382..bccc3a1200bc 100644 --- a/drivers/gpu/drm/i915/gt/shmem_utils.c +++ b/drivers/gpu/drm/i915/gt/shmem_utils.c @@ -33,7 +33,6 @@ struct file *shmem_create_from_data(const char *name, void *data, size_t len) struct file *shmem_create_from_object(struct drm_i915_gem_object *obj) { - struct drm_i915_private *i915 = to_i915(obj->base.dev); enum i915_map_type map_type; struct file *file; void *ptr; @@ -44,7 +43,7 @@ struct file *shmem_create_from_object(struct drm_i915_gem_object *obj) return file; } - map_type = i915_coherent_map_type(i915, obj, true); + map_type = i915_gem_object_is_lmem(obj) ? I915_MAP_WC : I915_MAP_WB; ptr = i915_gem_object_pin_map_unlocked(obj, map_type); if (IS_ERR(ptr)) return ERR_CAST(ptr); -- cgit v1.2.3 From 115cdcca6a936579bd3b786b600a3f483f316eb6 Mon Sep 17 00:00:00 2001 From: Jonathan Cavitt Date: Mon, 7 Aug 2023 14:19:56 +0200 Subject: drm/i915: Make i915_coherent_map_type GT-centric Refactor i915_coherent_map_type to be GT-centric rather than device-centric. Each GT may require different coherency handling due to hardware workarounds. Since the function now takes a GT instead of the i915, the function is renamed and moved to the gt folder. Suggested-by: Matt Roper Signed-off-by: Jonathan Cavitt Acked-by: Fei Yang Reviewed-by: Andi Shyti Acked-by: Tvrtko Ursulin Signed-off-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/20230801153242.2445478-3-jonathan.cavitt@intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20230807121957.598420-3-andi.shyti@linux.intel.com --- drivers/gpu/drm/i915/display/intel_hdcp_gsc.c | 3 ++- drivers/gpu/drm/i915/gem/i915_gem_object.h | 4 ---- drivers/gpu/drm/i915/gem/i915_gem_pages.c | 15 --------------- drivers/gpu/drm/i915/gem/selftests/i915_gem_migrate.c | 12 ++++++------ drivers/gpu/drm/i915/gt/intel_engine_pm.c | 2 +- drivers/gpu/drm/i915/gt/intel_gt.c | 15 +++++++++++++++ drivers/gpu/drm/i915/gt/intel_gt.h | 4 ++++ drivers/gpu/drm/i915/gt/intel_gtt.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_lrc.c | 6 +++--- drivers/gpu/drm/i915/gt/intel_ring.c | 3 ++- drivers/gpu/drm/i915/gt/selftest_context.c | 5 +++-- drivers/gpu/drm/i915/gt/selftest_hangcheck.c | 4 ++-- drivers/gpu/drm/i915/gt/selftest_lrc.c | 6 +++--- drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c | 3 +-- drivers/gpu/drm/i915/gt/uc/intel_guc.c | 4 ++-- drivers/gpu/drm/i915/gt/uc/intel_huc_fw.c | 3 +-- drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c | 3 ++- drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.c | 3 ++- drivers/gpu/drm/i915/pxp/intel_pxp_tee.c | 5 ++++- drivers/gpu/drm/i915/selftests/igt_spinner.c | 2 +- 20 files changed, 56 insertions(+), 50 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c index ad0405375881..d753db3eef15 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c @@ -6,6 +6,7 @@ #include #include "gem/i915_gem_region.h" +#include "gt/intel_gt.h" #include "gt/uc/intel_gsc_uc_heci_cmd_submit.h" #include "i915_drv.h" #include "i915_utils.h" @@ -632,7 +633,7 @@ static int intel_hdcp_gsc_initialize_message(struct drm_i915_private *i915, return PTR_ERR(obj); } - cmd_in = i915_gem_object_pin_map_unlocked(obj, i915_coherent_map_type(i915, obj, true)); + cmd_in = i915_gem_object_pin_map_unlocked(obj, intel_gt_coherent_map_type(gt, obj, true)); if (IS_ERR(cmd_in)) { drm_err(&i915->drm, "Failed to map gsc message page!\n"); err = PTR_ERR(cmd_in); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h index 112c130cfaaa..f607b87890dd 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h @@ -716,10 +716,6 @@ void *__must_check i915_gem_object_pin_map(struct drm_i915_gem_object *obj, void *__must_check i915_gem_object_pin_map_unlocked(struct drm_i915_gem_object *obj, enum i915_map_type type); -enum i915_map_type i915_coherent_map_type(struct drm_i915_private *i915, - struct drm_i915_gem_object *obj, - bool always_coherent); - void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj, unsigned long offset, unsigned long size); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c index eae40e8f52ed..6b6d22c19411 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c @@ -468,21 +468,6 @@ void *i915_gem_object_pin_map_unlocked(struct drm_i915_gem_object *obj, return ret; } -enum i915_map_type i915_coherent_map_type(struct drm_i915_private *i915, - struct drm_i915_gem_object *obj, - bool always_coherent) -{ - /* - * Wa_22016122933: always return I915_MAP_WC for MTL - */ - if (i915_gem_object_is_lmem(obj) || IS_METEORLAKE(i915)) - return I915_MAP_WC; - if (HAS_LLC(i915) || always_coherent) - return I915_MAP_WB; - else - return I915_MAP_WC; -} - void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj, unsigned long offset, unsigned long size) diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_migrate.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_migrate.c index a93a90b15907..d8f4a10d71de 100644 --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_migrate.c +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_migrate.c @@ -13,12 +13,12 @@ #include "selftests/igt_spinner.h" static int igt_fill_check_buffer(struct drm_i915_gem_object *obj, + struct intel_gt *gt, bool fill) { - struct drm_i915_private *i915 = to_i915(obj->base.dev); unsigned int i, count = obj->base.size / sizeof(u32); enum i915_map_type map_type = - i915_coherent_map_type(i915, obj, false); + intel_gt_coherent_map_type(gt, obj, false); u32 *cur; int err = 0; @@ -66,7 +66,7 @@ static int igt_create_migrate(struct intel_gt *gt, enum intel_region_id src, if (err) continue; - err = igt_fill_check_buffer(obj, true); + err = igt_fill_check_buffer(obj, gt, true); if (err) continue; @@ -86,7 +86,7 @@ static int igt_create_migrate(struct intel_gt *gt, enum intel_region_id src, if (err) continue; - err = igt_fill_check_buffer(obj, false); + err = igt_fill_check_buffer(obj, gt, false); } i915_gem_object_put(obj); @@ -233,7 +233,7 @@ static int __igt_lmem_pages_migrate(struct intel_gt *gt, continue; if (!vma) { - err = igt_fill_check_buffer(obj, true); + err = igt_fill_check_buffer(obj, gt, true); if (err) continue; } @@ -276,7 +276,7 @@ static int __igt_lmem_pages_migrate(struct intel_gt *gt, if (err) goto out_unlock; } else { - err = igt_fill_check_buffer(obj, false); + err = igt_fill_check_buffer(obj, gt, false); } out_unlock: diff --git a/drivers/gpu/drm/i915/gt/intel_engine_pm.c b/drivers/gpu/drm/i915/gt/intel_engine_pm.c index 21af0ec52223..b538b5c04948 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_pm.c @@ -39,7 +39,7 @@ static void dbg_poison_ce(struct intel_context *ce) if (ce->state) { struct drm_i915_gem_object *obj = ce->state->obj; - int type = i915_coherent_map_type(ce->engine->i915, obj, true); + int type = intel_gt_coherent_map_type(ce->engine->gt, obj, true); void *map; if (!i915_gem_object_trylock(obj, NULL)) diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index 18177a8e4aad..91829f1f0706 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -1003,3 +1003,18 @@ void intel_gt_info_print(const struct intel_gt_info *info, intel_sseu_dump(&info->sseu, p); } + +enum i915_map_type intel_gt_coherent_map_type(struct intel_gt *gt, + struct drm_i915_gem_object *obj, + bool always_coherent) +{ + /* + * Wa_22016122933: always return I915_MAP_WC for MTL + */ + if (i915_gem_object_is_lmem(obj) || IS_METEORLAKE(gt->i915)) + return I915_MAP_WC; + if (HAS_LLC(gt->i915) || always_coherent) + return I915_MAP_WB; + else + return I915_MAP_WC; +} diff --git a/drivers/gpu/drm/i915/gt/intel_gt.h b/drivers/gpu/drm/i915/gt/intel_gt.h index 6549e28fa219..2fea789d6aa1 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.h +++ b/drivers/gpu/drm/i915/gt/intel_gt.h @@ -107,4 +107,8 @@ void intel_gt_info_print(const struct intel_gt_info *info, void intel_gt_watchdog_work(struct work_struct *work); +enum i915_map_type intel_gt_coherent_map_type(struct intel_gt *gt, + struct drm_i915_gem_object *obj, + bool always_coherent); + #endif /* __INTEL_GT_H__ */ diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.c b/drivers/gpu/drm/i915/gt/intel_gtt.c index 731d9f2bbc56..13944a14ea2d 100644 --- a/drivers/gpu/drm/i915/gt/intel_gtt.c +++ b/drivers/gpu/drm/i915/gt/intel_gtt.c @@ -89,7 +89,7 @@ int map_pt_dma(struct i915_address_space *vm, struct drm_i915_gem_object *obj) enum i915_map_type type; void *vaddr; - type = i915_coherent_map_type(vm->i915, obj, true); + type = intel_gt_coherent_map_type(vm->gt, obj, true); vaddr = i915_gem_object_pin_map_unlocked(obj, type); if (IS_ERR(vaddr)) return PTR_ERR(vaddr); @@ -103,7 +103,7 @@ int map_pt_dma_locked(struct i915_address_space *vm, struct drm_i915_gem_object enum i915_map_type type; void *vaddr; - type = i915_coherent_map_type(vm->i915, obj, true); + type = intel_gt_coherent_map_type(vm->gt, obj, true); vaddr = i915_gem_object_pin_map(obj, type); if (IS_ERR(vaddr)) return PTR_ERR(vaddr); diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 119deb9f938c..339b02762bf9 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -1191,9 +1191,9 @@ lrc_pre_pin(struct intel_context *ce, GEM_BUG_ON(!i915_vma_is_pinned(ce->state)); *vaddr = i915_gem_object_pin_map(ce->state->obj, - i915_coherent_map_type(ce->engine->i915, - ce->state->obj, - false) | + intel_gt_coherent_map_type(ce->engine->gt, + ce->state->obj, + false) | I915_MAP_OVERRIDE); return PTR_ERR_OR_ZERO(*vaddr); diff --git a/drivers/gpu/drm/i915/gt/intel_ring.c b/drivers/gpu/drm/i915/gt/intel_ring.c index fb99143be98e..59da4b7bd262 100644 --- a/drivers/gpu/drm/i915/gt/intel_ring.c +++ b/drivers/gpu/drm/i915/gt/intel_ring.c @@ -13,6 +13,7 @@ #include "intel_engine_regs.h" #include "intel_gpu_commands.h" #include "intel_ring.h" +#include "intel_gt.h" #include "intel_timeline.h" unsigned int intel_ring_update_space(struct intel_ring *ring) @@ -56,7 +57,7 @@ int intel_ring_pin(struct intel_ring *ring, struct i915_gem_ww_ctx *ww) if (i915_vma_is_map_and_fenceable(vma) && !HAS_LLC(vma->vm->i915)) { addr = (void __force *)i915_vma_pin_iomap(vma); } else { - int type = i915_coherent_map_type(vma->vm->i915, vma->obj, false); + int type = intel_gt_coherent_map_type(vma->vm->gt, vma->obj, false); addr = i915_gem_object_pin_map(vma->obj, type); } diff --git a/drivers/gpu/drm/i915/gt/selftest_context.c b/drivers/gpu/drm/i915/gt/selftest_context.c index 76fbae358072..47070cba7eb1 100644 --- a/drivers/gpu/drm/i915/gt/selftest_context.c +++ b/drivers/gpu/drm/i915/gt/selftest_context.c @@ -88,8 +88,9 @@ static int __live_context_size(struct intel_engine_cs *engine) goto err; vaddr = i915_gem_object_pin_map_unlocked(ce->state->obj, - i915_coherent_map_type(engine->i915, - ce->state->obj, false)); + intel_gt_coherent_map_type(engine->gt, + ce->state->obj, + false)); if (IS_ERR(vaddr)) { err = PTR_ERR(vaddr); intel_context_unpin(ce); diff --git a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c index 8b0d84f2aad2..0dd4d00ee894 100644 --- a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c +++ b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c @@ -73,7 +73,7 @@ static int hang_init(struct hang *h, struct intel_gt *gt) h->seqno = memset(vaddr, 0xff, PAGE_SIZE); vaddr = i915_gem_object_pin_map_unlocked(h->obj, - i915_coherent_map_type(gt->i915, h->obj, false)); + intel_gt_coherent_map_type(gt, h->obj, false)); if (IS_ERR(vaddr)) { err = PTR_ERR(vaddr); goto err_unpin_hws; @@ -119,7 +119,7 @@ hang_create_request(struct hang *h, struct intel_engine_cs *engine) return ERR_CAST(obj); } - vaddr = i915_gem_object_pin_map_unlocked(obj, i915_coherent_map_type(gt->i915, obj, false)); + vaddr = i915_gem_object_pin_map_unlocked(obj, intel_gt_coherent_map_type(gt, obj, false)); if (IS_ERR(vaddr)) { i915_gem_object_put(obj); i915_vm_put(vm); diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c index a78a3d2c2e16..5f826b6dcf5d 100644 --- a/drivers/gpu/drm/i915/gt/selftest_lrc.c +++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c @@ -1292,9 +1292,9 @@ static int compare_isolation(struct intel_engine_cs *engine, } lrc = i915_gem_object_pin_map_unlocked(ce->state->obj, - i915_coherent_map_type(engine->i915, - ce->state->obj, - false)); + intel_gt_coherent_map_type(engine->gt, + ce->state->obj, + false)); if (IS_ERR(lrc)) { err = PTR_ERR(lrc); goto err_B1; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c index 163021705210..f5381c1eb779 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c @@ -282,7 +282,6 @@ out_rq: static int gsc_fw_load_prepare(struct intel_gsc_uc *gsc) { struct intel_gt *gt = gsc_uc_to_gt(gsc); - struct drm_i915_private *i915 = gt->i915; void *src; if (!gsc->local) @@ -292,7 +291,7 @@ static int gsc_fw_load_prepare(struct intel_gsc_uc *gsc) return -ENOSPC; src = i915_gem_object_pin_map_unlocked(gsc->fw.obj, - i915_coherent_map_type(i915, gsc->fw.obj, true)); + intel_gt_coherent_map_type(gt, gsc->fw.obj, true)); if (IS_ERR(src)) return PTR_ERR(src); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 2eb891b270ae..6c072f100c9b 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -792,8 +792,8 @@ int intel_guc_allocate_and_map_vma(struct intel_guc *guc, u32 size, return PTR_ERR(vma); vaddr = i915_gem_object_pin_map_unlocked(vma->obj, - i915_coherent_map_type(guc_to_gt(guc)->i915, - vma->obj, true)); + intel_gt_coherent_map_type(guc_to_gt(guc), + vma->obj, true)); if (IS_ERR(vaddr)) { i915_vma_unpin_and_release(&vma, 0); return PTR_ERR(vaddr); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_huc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_huc_fw.c index 48f506a26e6d..b648238cc675 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_huc_fw.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_huc_fw.c @@ -27,7 +27,6 @@ struct mtl_huc_auth_msg_out { int intel_huc_fw_auth_via_gsccs(struct intel_huc *huc) { struct intel_gt *gt = huc_to_gt(huc); - struct drm_i915_private *i915 = gt->i915; struct drm_i915_gem_object *obj; struct mtl_huc_auth_msg_in *msg_in; struct mtl_huc_auth_msg_out *msg_out; @@ -43,7 +42,7 @@ int intel_huc_fw_auth_via_gsccs(struct intel_huc *huc) pkt_offset = i915_ggtt_offset(huc->heci_pkt); pkt_vaddr = i915_gem_object_pin_map_unlocked(obj, - i915_coherent_map_type(i915, obj, true)); + intel_gt_coherent_map_type(gt, obj, true)); if (IS_ERR(pkt_vaddr)) return PTR_ERR(pkt_vaddr); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c index 3621963df6b5..9e833f499ac7 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c @@ -11,6 +11,7 @@ #include #include "gem/i915_gem_lmem.h" +#include "gt/intel_gt.h" #include "gt/intel_gt_print.h" #include "intel_gsc_binary_headers.h" #include "intel_gsc_fw.h" @@ -1197,7 +1198,7 @@ static int uc_fw_rsa_data_create(struct intel_uc_fw *uc_fw) return PTR_ERR(vma); vaddr = i915_gem_object_pin_map_unlocked(vma->obj, - i915_coherent_map_type(gt->i915, vma->obj, true)); + intel_gt_coherent_map_type(gt, vma->obj, true)); if (IS_ERR(vaddr)) { i915_vma_unpin_and_release(&vma, 0); err = PTR_ERR(vaddr); diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.c b/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.c index c7df47364013..2a600184a077 100644 --- a/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.c +++ b/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.c @@ -6,6 +6,7 @@ #include "gem/i915_gem_internal.h" #include "gt/intel_context.h" +#include "gt/intel_gt.h" #include "gt/uc/intel_gsc_fw.h" #include "gt/uc/intel_gsc_uc_heci_cmd_submit.h" @@ -336,7 +337,7 @@ gsccs_create_buffer(struct intel_gt *gt, } /* return a virtual pointer */ - *map = i915_gem_object_pin_map_unlocked(obj, i915_coherent_map_type(i915, obj, true)); + *map = i915_gem_object_pin_map_unlocked(obj, intel_gt_coherent_map_type(gt, obj, true)); if (IS_ERR(*map)) { drm_err(&i915->drm, "Failed to map gsccs backend %s.\n", bufname); err = PTR_ERR(*map); diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_tee.c b/drivers/gpu/drm/i915/pxp/intel_pxp_tee.c index 1ce07d7e8769..80bb00189865 100644 --- a/drivers/gpu/drm/i915/pxp/intel_pxp_tee.c +++ b/drivers/gpu/drm/i915/pxp/intel_pxp_tee.c @@ -11,6 +11,7 @@ #include "gem/i915_gem_lmem.h" #include "i915_drv.h" +#include "gt/intel_gt.h" #include "intel_pxp.h" #include "intel_pxp_cmd_interface_42.h" @@ -245,7 +246,9 @@ static int alloc_streaming_command(struct intel_pxp *pxp) } /* map the lmem into the virtual memory pointer */ - cmd = i915_gem_object_pin_map_unlocked(obj, i915_coherent_map_type(i915, obj, true)); + cmd = i915_gem_object_pin_map_unlocked(obj, + intel_gt_coherent_map_type(pxp->ctrl_gt, + obj, true)); if (IS_ERR(cmd)) { drm_err(&i915->drm, "Failed to map gsc message page!\n"); err = PTR_ERR(cmd); diff --git a/drivers/gpu/drm/i915/selftests/igt_spinner.c b/drivers/gpu/drm/i915/selftests/igt_spinner.c index 3c5e0952f1b8..0f064930ef11 100644 --- a/drivers/gpu/drm/i915/selftests/igt_spinner.c +++ b/drivers/gpu/drm/i915/selftests/igt_spinner.c @@ -97,7 +97,7 @@ int igt_spinner_pin(struct igt_spinner *spin, if (!spin->batch) { unsigned int mode; - mode = i915_coherent_map_type(spin->gt->i915, spin->obj, false); + mode = intel_gt_coherent_map_type(spin->gt, spin->obj, false); vaddr = igt_spinner_pin_obj(ce, ww, spin->obj, mode, &spin->batch_vma); if (IS_ERR(vaddr)) return PTR_ERR(vaddr); -- cgit v1.2.3 From f1530f912ed87c37cbc803e1fc6c17849fa1514a Mon Sep 17 00:00:00 2001 From: Jonathan Cavitt Date: Mon, 7 Aug 2023 14:19:57 +0200 Subject: drm/i915/gt: Apply workaround 22016122933 correctly WA_22016122933 was recently applied to all MeteorLake engines, which is simultaneously too broad (should only apply to Media engines) and too specific (should apply to all platforms that use the same media engine as MeteorLake). Correct this in cases where coherency settings are modified. There were also two additional places where the workaround was applied unconditionally. The change was confirmed as necessary for all platforms, so the workaround label was removed. Suggested-by: Matt Roper Signed-off-by: Jonathan Cavitt Acked-by: Fei Yang Reviewed-by: Andi Shyti Signed-off-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/20230801153242.2445478-4-jonathan.cavitt@intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20230807121957.598420-4-andi.shyti@linux.intel.com --- drivers/gpu/drm/i915/gt/intel_gt.c | 5 +++-- drivers/gpu/drm/i915/gt/intel_gt.h | 6 ++++++ drivers/gpu/drm/i915/gt/intel_lrc.c | 7 ++++--- drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c | 4 ---- drivers/gpu/drm/i915/gt/uc/intel_guc.c | 7 ++++--- drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c | 4 ---- 6 files changed, 17 insertions(+), 16 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index 91829f1f0706..d234122f8024 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -1009,9 +1009,10 @@ enum i915_map_type intel_gt_coherent_map_type(struct intel_gt *gt, bool always_coherent) { /* - * Wa_22016122933: always return I915_MAP_WC for MTL + * Wa_22016122933: always return I915_MAP_WC for Media + * version 13.0 when the object is on the Media GT */ - if (i915_gem_object_is_lmem(obj) || IS_METEORLAKE(gt->i915)) + if (i915_gem_object_is_lmem(obj) || intel_gt_needs_wa_22016122933(gt)) return I915_MAP_WC; if (HAS_LLC(gt->i915) || always_coherent) return I915_MAP_WB; diff --git a/drivers/gpu/drm/i915/gt/intel_gt.h b/drivers/gpu/drm/i915/gt/intel_gt.h index 2fea789d6aa1..6c34547b58b5 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.h +++ b/drivers/gpu/drm/i915/gt/intel_gt.h @@ -6,6 +6,7 @@ #ifndef __INTEL_GT__ #define __INTEL_GT__ +#include "i915_drv.h" #include "intel_engine_types.h" #include "intel_gt_types.h" #include "intel_reset.h" @@ -24,6 +25,11 @@ static inline bool gt_is_root(struct intel_gt *gt) return !gt->info.id; } +static inline bool intel_gt_needs_wa_22016122933(struct intel_gt *gt) +{ + return MEDIA_VER_FULL(gt->i915) == IP_VER(13, 0) && gt->type == GT_MEDIA; +} + static inline struct intel_gt *uc_to_gt(struct intel_uc *uc) { return container_of(uc, struct intel_gt, uc); diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 339b02762bf9..957d0aeb0c02 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -1095,10 +1095,11 @@ __lrc_alloc_state(struct intel_context *ce, struct intel_engine_cs *engine) if (IS_ERR(obj)) { obj = i915_gem_object_create_shmem(engine->i915, context_size); /* - * Wa_22016122933: For MTL the shared memory needs to be mapped - * as WC on CPU side and UC (PAT index 2) on GPU side + * Wa_22016122933: For Media version 13.0, all Media GT shared + * memory needs to be mapped as WC on CPU side and UC (PAT + * index 2) on GPU side. */ - if (IS_METEORLAKE(engine->i915)) + if (intel_gt_needs_wa_22016122933(engine->gt)) i915_gem_object_set_cache_coherency(obj, I915_CACHE_NONE); } if (IS_ERR(obj)) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c index f5381c1eb779..e2e42b3e0d5d 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c @@ -298,10 +298,6 @@ static int gsc_fw_load_prepare(struct intel_gsc_uc *gsc) memcpy_toio(gsc->local_vaddr, src, gsc->fw.size); memset_io(gsc->local_vaddr + gsc->fw.size, 0, gsc->local->size - gsc->fw.size); - /* - * Wa_22016122933: Making sure the data in dst is - * visible to GSC right away - */ intel_guc_write_barrier(>->uc.guc); i915_gem_object_unpin_map(gsc->fw.obj); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 6c072f100c9b..569b5fe94c41 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -745,10 +745,11 @@ struct i915_vma *intel_guc_allocate_vma(struct intel_guc *guc, u32 size) return ERR_CAST(obj); /* - * Wa_22016122933: For MTL the shared memory needs to be mapped - * as WC on CPU side and UC (PAT index 2) on GPU side + * Wa_22016122933: For Media version 13.0, all Media GT shared + * memory needs to be mapped as WC on CPU side and UC (PAT + * index 2) on GPU side. */ - if (IS_METEORLAKE(gt->i915)) + if (intel_gt_needs_wa_22016122933(gt)) i915_gem_object_set_cache_coherency(obj, I915_CACHE_NONE); vma = i915_vma_instance(obj, >->ggtt->vm, NULL); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c index f28a3a83742d..97eadd08181d 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c @@ -960,10 +960,6 @@ static int ct_read(struct intel_guc_ct *ct, struct ct_incoming_msg **msg) /* now update descriptor */ WRITE_ONCE(desc->head, head); - /* - * Wa_22016122933: Making sure the head update is - * visible to GuC right away - */ intel_guc_write_barrier(ct_to_guc(ct)); return available - len; -- cgit v1.2.3 From 788568fad4015406fa84fc86cefbef7c470c7c1f Mon Sep 17 00:00:00 2001 From: John Harrison Date: Wed, 2 Aug 2023 11:49:40 -0700 Subject: drm/i915/guc: Fix potential null pointer deref in GuC 'steal id' test It was noticed that if the very first 'stealing' request failed to create for some reason then the 'steal all ids' loop would immediately exit with 'last' still being NULL. The test would attempt to continue but using a null pointer. Fix that by aborting the test if it fails to create any requests at all. Signed-off-by: John Harrison Reviewed-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/20230802184940.911753-1-John.C.Harrison@Intel.com --- drivers/gpu/drm/i915/gt/uc/selftest_guc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/i915/gt/uc/selftest_guc.c b/drivers/gpu/drm/i915/gt/uc/selftest_guc.c index 1fd760539f77..bfb72143566f 100644 --- a/drivers/gpu/drm/i915/gt/uc/selftest_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/selftest_guc.c @@ -204,9 +204,9 @@ static int intel_guc_steal_guc_ids(void *arg) if (IS_ERR(rq)) { ret = PTR_ERR(rq); rq = NULL; - if (ret != -EAGAIN) { - guc_err(guc, "Failed to create request %d: %pe\n", - context_index, ERR_PTR(ret)); + if ((ret != -EAGAIN) || !last) { + guc_err(guc, "Failed to create %srequest %d: %pe\n", + last ? "" : "first ", context_index, ERR_PTR(ret)); goto err_spin_rq; } } else { -- cgit v1.2.3