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path: root/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c')
-rw-r--r--drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c70
1 files changed, 53 insertions, 17 deletions
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 b91ad4aede1f..0c80ba51a4bd 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
@@ -93,7 +93,8 @@ void intel_uc_fw_change_status(struct intel_uc_fw *uc_fw,
fw_def(BROXTON, 0, guc_mmp(bxt, 70, 1, 1)) \
fw_def(SKYLAKE, 0, guc_mmp(skl, 70, 1, 1))
-#define INTEL_HUC_FIRMWARE_DEFS(fw_def, huc_raw, huc_mmp) \
+#define INTEL_HUC_FIRMWARE_DEFS(fw_def, huc_raw, huc_mmp, huc_gsc) \
+ fw_def(DG2, 0, huc_gsc(dg2)) \
fw_def(ALDERLAKE_P, 0, huc_raw(tgl)) \
fw_def(ALDERLAKE_P, 0, huc_mmp(tgl, 7, 9, 3)) \
fw_def(ALDERLAKE_S, 0, huc_raw(tgl)) \
@@ -141,6 +142,9 @@ void intel_uc_fw_change_status(struct intel_uc_fw *uc_fw,
#define MAKE_HUC_FW_PATH_BLANK(prefix_) \
__MAKE_UC_FW_PATH_BLANK(prefix_, "_huc")
+#define MAKE_HUC_FW_PATH_GSC(prefix_) \
+ __MAKE_UC_FW_PATH_BLANK(prefix_, "_huc_gsc")
+
#define MAKE_HUC_FW_PATH_MMP(prefix_, major_, minor_, patch_) \
__MAKE_UC_FW_PATH_MMP(prefix_, "_huc_", major_, minor_, patch_)
@@ -153,7 +157,7 @@ void intel_uc_fw_change_status(struct intel_uc_fw *uc_fw,
MODULE_FIRMWARE(uc_);
INTEL_GUC_FIRMWARE_DEFS(INTEL_UC_MODULE_FW, MAKE_GUC_FW_PATH_MAJOR, MAKE_GUC_FW_PATH_MMP)
-INTEL_HUC_FIRMWARE_DEFS(INTEL_UC_MODULE_FW, MAKE_HUC_FW_PATH_BLANK, MAKE_HUC_FW_PATH_MMP)
+INTEL_HUC_FIRMWARE_DEFS(INTEL_UC_MODULE_FW, MAKE_HUC_FW_PATH_BLANK, MAKE_HUC_FW_PATH_MMP, MAKE_HUC_FW_PATH_GSC)
/*
* The next expansion of the table macros (in __uc_fw_auto_select below) provides
@@ -168,6 +172,7 @@ struct __packed uc_fw_blob {
u8 major;
u8 minor;
u8 patch;
+ bool loaded_via_gsc;
};
#define UC_FW_BLOB_BASE(major_, minor_, patch_, path_) \
@@ -176,16 +181,16 @@ struct __packed uc_fw_blob {
.patch = patch_, \
.path = path_,
-#define UC_FW_BLOB_NEW(major_, minor_, patch_, path_) \
+#define UC_FW_BLOB_NEW(major_, minor_, patch_, gsc_, path_) \
{ UC_FW_BLOB_BASE(major_, minor_, patch_, path_) \
- .legacy = false }
+ .legacy = false, .loaded_via_gsc = gsc_ }
#define UC_FW_BLOB_OLD(major_, minor_, patch_, path_) \
{ UC_FW_BLOB_BASE(major_, minor_, patch_, path_) \
.legacy = true }
#define GUC_FW_BLOB(prefix_, major_, minor_) \
- UC_FW_BLOB_NEW(major_, minor_, 0, \
+ UC_FW_BLOB_NEW(major_, minor_, 0, false, \
MAKE_GUC_FW_PATH_MAJOR(prefix_, major_, minor_))
#define GUC_FW_BLOB_MMP(prefix_, major_, minor_, patch_) \
@@ -193,12 +198,15 @@ struct __packed uc_fw_blob {
MAKE_GUC_FW_PATH_MMP(prefix_, major_, minor_, patch_))
#define HUC_FW_BLOB(prefix_) \
- UC_FW_BLOB_NEW(0, 0, 0, MAKE_HUC_FW_PATH_BLANK(prefix_))
+ UC_FW_BLOB_NEW(0, 0, 0, false, MAKE_HUC_FW_PATH_BLANK(prefix_))
#define HUC_FW_BLOB_MMP(prefix_, major_, minor_, patch_) \
UC_FW_BLOB_OLD(major_, minor_, patch_, \
MAKE_HUC_FW_PATH_MMP(prefix_, major_, minor_, patch_))
+#define HUC_FW_BLOB_GSC(prefix_) \
+ UC_FW_BLOB_NEW(0, 0, 0, true, MAKE_HUC_FW_PATH_GSC(prefix_))
+
struct __packed uc_fw_platform_requirement {
enum intel_platform p;
u8 rev; /* first platform rev using this FW */
@@ -224,7 +232,7 @@ __uc_fw_auto_select(struct drm_i915_private *i915, struct intel_uc_fw *uc_fw)
INTEL_GUC_FIRMWARE_DEFS(MAKE_FW_LIST, GUC_FW_BLOB, GUC_FW_BLOB_MMP)
};
static const struct uc_fw_platform_requirement blobs_huc[] = {
- INTEL_HUC_FIRMWARE_DEFS(MAKE_FW_LIST, HUC_FW_BLOB, HUC_FW_BLOB_MMP)
+ INTEL_HUC_FIRMWARE_DEFS(MAKE_FW_LIST, HUC_FW_BLOB, HUC_FW_BLOB_MMP, HUC_FW_BLOB_GSC)
};
static const struct fw_blobs_by_type blobs_all[INTEL_UC_FW_NUM_TYPES] = {
[INTEL_UC_FW_TYPE_GUC] = { blobs_guc, ARRAY_SIZE(blobs_guc) },
@@ -272,6 +280,7 @@ __uc_fw_auto_select(struct drm_i915_private *i915, struct intel_uc_fw *uc_fw)
uc_fw->file_wanted.path = blob->path;
uc_fw->file_wanted.major_ver = blob->major;
uc_fw->file_wanted.minor_ver = blob->minor;
+ uc_fw->loaded_via_gsc = blob->loaded_via_gsc;
found = true;
break;
}
@@ -469,10 +478,11 @@ static int check_gsc_manifest(const struct firmware *fw,
return 0;
}
-static int check_ccs_header(struct drm_i915_private *i915,
+static int check_ccs_header(struct intel_gt *gt,
const struct firmware *fw,
struct intel_uc_fw *uc_fw)
{
+ struct drm_i915_private *i915 = gt->i915;
struct uc_css_header *css;
size_t size;
@@ -514,10 +524,10 @@ static int check_ccs_header(struct drm_i915_private *i915,
/* Sanity check whether this fw is not larger than whole WOPCM memory */
size = __intel_uc_fw_get_upload_size(uc_fw);
- if (unlikely(size >= i915->wopcm.size)) {
+ if (unlikely(size >= gt->wopcm.size)) {
drm_warn(&i915->drm, "%s firmware %s: invalid size: %zu > %zu\n",
intel_uc_fw_type_repr(uc_fw->type), uc_fw->file_selected.path,
- size, (size_t)i915->wopcm.size);
+ size, (size_t)gt->wopcm.size);
return -E2BIG;
}
@@ -545,7 +555,8 @@ static int check_ccs_header(struct drm_i915_private *i915,
*/
int intel_uc_fw_fetch(struct intel_uc_fw *uc_fw)
{
- struct drm_i915_private *i915 = __uc_fw_to_gt(uc_fw)->i915;
+ struct intel_gt *gt = __uc_fw_to_gt(uc_fw);
+ struct drm_i915_private *i915 = gt->i915;
struct intel_uc_fw_file file_ideal;
struct device *dev = i915->drm.dev;
struct drm_i915_gem_object *obj;
@@ -553,7 +564,7 @@ int intel_uc_fw_fetch(struct intel_uc_fw *uc_fw)
bool old_ver = false;
int err;
- GEM_BUG_ON(!i915->wopcm.size);
+ GEM_BUG_ON(!gt->wopcm.size);
GEM_BUG_ON(!intel_uc_fw_is_enabled(uc_fw));
err = i915_inject_probe_error(i915, -ENXIO);
@@ -566,6 +577,17 @@ int intel_uc_fw_fetch(struct intel_uc_fw *uc_fw)
err = firmware_request_nowarn(&fw, uc_fw->file_selected.path, dev);
memcpy(&file_ideal, &uc_fw->file_wanted, sizeof(file_ideal));
+ if (!err && fw->size > INTEL_UC_RSVD_GGTT_PER_FW) {
+ drm_err(&i915->drm,
+ "%s firmware %s: size (%zuKB) exceeds max supported size (%uKB)\n",
+ intel_uc_fw_type_repr(uc_fw->type), uc_fw->file_selected.path,
+ fw->size / SZ_1K, INTEL_UC_RSVD_GGTT_PER_FW / SZ_1K);
+
+ /* try to find another blob to load */
+ release_firmware(fw);
+ err = -ENOENT;
+ }
+
/* Any error is terminal if overriding. Don't bother searching for older versions */
if (err && intel_uc_fw_is_overridden(uc_fw))
goto fail;
@@ -595,7 +617,7 @@ int intel_uc_fw_fetch(struct intel_uc_fw *uc_fw)
if (uc_fw->loaded_via_gsc)
err = check_gsc_manifest(fw, uc_fw);
else
- err = check_ccs_header(i915, fw, uc_fw);
+ err = check_ccs_header(gt, fw, uc_fw);
if (err)
goto fail;
@@ -668,14 +690,30 @@ fail:
static u32 uc_fw_ggtt_offset(struct intel_uc_fw *uc_fw)
{
- struct i915_ggtt *ggtt = __uc_fw_to_gt(uc_fw)->ggtt;
+ struct intel_gt *gt = __uc_fw_to_gt(uc_fw);
+ struct i915_ggtt *ggtt = gt->ggtt;
struct drm_mm_node *node = &ggtt->uc_fw;
+ u32 offset = uc_fw->type * INTEL_UC_RSVD_GGTT_PER_FW;
+
+ /*
+ * The media GT shares the GGTT with the root GT, which means that
+ * we need to use different offsets for the binaries on the media GT.
+ * To keep the math simple, we use 8MB for the root tile and 8MB for
+ * the media one. This will need to be updated if we ever have more
+ * than 1 media GT.
+ */
+ BUILD_BUG_ON(INTEL_UC_FW_NUM_TYPES * INTEL_UC_RSVD_GGTT_PER_FW > SZ_8M);
+ GEM_BUG_ON(gt->type == GT_MEDIA && gt->info.id > 1);
+ if (gt->type == GT_MEDIA)
+ offset += SZ_8M;
GEM_BUG_ON(!drm_mm_node_allocated(node));
GEM_BUG_ON(upper_32_bits(node->start));
GEM_BUG_ON(upper_32_bits(node->start + node->size - 1));
+ GEM_BUG_ON(offset + uc_fw->obj->base.size > node->size);
+ GEM_BUG_ON(uc_fw->obj->base.size > INTEL_UC_RSVD_GGTT_PER_FW);
- return lower_32_bits(node->start);
+ return lower_32_bits(node->start + offset);
}
static void uc_fw_bind_ggtt(struct intel_uc_fw *uc_fw)
@@ -690,7 +728,6 @@ static void uc_fw_bind_ggtt(struct intel_uc_fw *uc_fw)
dummy->bi.pages = obj->mm.pages;
GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj));
- GEM_BUG_ON(dummy->node_size > ggtt->uc_fw.size);
/* uc_fw->obj cache domains were not controlled across suspend */
if (i915_gem_object_has_struct_page(obj))
@@ -904,7 +941,6 @@ int intel_uc_fw_init(struct intel_uc_fw *uc_fw)
out_unpin:
i915_gem_object_unpin_pages(uc_fw->obj);
out:
- intel_uc_fw_change_status(uc_fw, INTEL_UC_FIRMWARE_INIT_FAIL);
return err;
}
generated by cgit (git 2.34.1) at 2024-05-28 01:58:52 +0000