Merge tag 'v4.19-rc5' of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into fbdev-for-next

Sync with upstream (which now contains fbdev-v4.19 changes) to
prepare a base for fbdev-v4.20 changes.

1 files changed, 35 insertions, 57 deletions

diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index df234dc23274..f7f2aa71d8d9 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -31,6 +31,7 @@
 #include <linux/stop_machine.h>
 #include <linux/zlib.h>
 #include <drm/drm_print.h>
+#include <linux/ascii85.h>
 
 #include "i915_gpu_error.h"
 #include "i915_drv.h"
@@ -335,21 +336,16 @@ static void print_error_buffers(struct drm_i915_error_state_buf *m,
 				struct drm_i915_error_buffer *err,
 				int count)
 {
-	int i;
-
 	err_printf(m, "%s [%d]:\n", name, count);
 
 	while (count--) {
-		err_printf(m, "    %08x_%08x %8u %02x %02x [ ",
+		err_printf(m, "    %08x_%08x %8u %02x %02x %02x",
 			   upper_32_bits(err->gtt_offset),
 			   lower_32_bits(err->gtt_offset),
 			   err->size,
 			   err->read_domains,
-			   err->write_domain);
-		for (i = 0; i < I915_NUM_ENGINES; i++)
-			err_printf(m, "%02x ", err->rseqno[i]);
-
-		err_printf(m, "] %02x", err->wseqno);
+			   err->write_domain,
+			   err->wseqno);
 		err_puts(m, tiling_flag(err->tiling));
 		err_puts(m, dirty_flag(err->dirty));
 		err_puts(m, purgeable_flag(err->purgeable));
@@ -522,35 +518,12 @@ void i915_error_printf(struct drm_i915_error_state_buf *e, const char *f, ...)
 	va_end(args);
 }
 
-static int
-ascii85_encode_len(int len)
-{
-	return DIV_ROUND_UP(len, 4);
-}
-
-static bool
-ascii85_encode(u32 in, char *out)
-{
-	int i;
-
-	if (in == 0)
-		return false;
-
-	out[5] = '\0';
-	for (i = 5; i--; ) {
-		out[i] = '!' + in % 85;
-		in /= 85;
-	}
-
-	return true;
-}
-
 static void print_error_obj(struct drm_i915_error_state_buf *m,
 			    struct intel_engine_cs *engine,
 			    const char *name,
 			    struct drm_i915_error_object *obj)
 {
-	char out[6];
+	char out[ASCII85_BUFSZ];
 	int page;
 
 	if (!obj)
@@ -572,12 +545,8 @@ static void print_error_obj(struct drm_i915_error_state_buf *m,
 			len -= obj->unused;
 		len = ascii85_encode_len(len);
 
-		for (i = 0; i < len; i++) {
-			if (ascii85_encode(obj->pages[page][i], out))
-				err_puts(m, out);
-			else
-				err_puts(m, "z");
-		}
+		for (i = 0; i < len; i++)
+			err_puts(m, ascii85_encode(obj->pages[page][i], out));
 	}
 	err_puts(m, "\n");
 }
@@ -973,8 +942,7 @@ i915_error_object_create(struct drm_i915_private *i915,
 		void __iomem *s;
 		int ret;
 
-		ggtt->base.insert_page(&ggtt->base, dma, slot,
-				       I915_CACHE_NONE, 0);
+		ggtt->vm.insert_page(&ggtt->vm, dma, slot, I915_CACHE_NONE, 0);
 
 		s = io_mapping_map_atomic_wc(&ggtt->iomap, slot);
 		ret = compress_page(&compress, (void  __force *)s, dst);
@@ -993,7 +961,7 @@ unwind:
 
 out:
 	compress_fini(&compress, dst);
-	ggtt->base.clear_range(&ggtt->base, slot, PAGE_SIZE);
+	ggtt->vm.clear_range(&ggtt->vm, slot, PAGE_SIZE);
 	return dst;
 }
 
@@ -1022,13 +990,10 @@ static void capture_bo(struct drm_i915_error_buffer *err,
 		       struct i915_vma *vma)
 {
 	struct drm_i915_gem_object *obj = vma->obj;
-	int i;
 
 	err->size = obj->base.size;
 	err->name = obj->base.name;
 
-	for (i = 0; i < I915_NUM_ENGINES; i++)
-		err->rseqno[i] = __active_get_seqno(&vma->last_read[i]);
 	err->wseqno = __active_get_seqno(&obj->frontbuffer_write);
 	err->engine = __active_get_engine_id(&obj->frontbuffer_write);
 
@@ -1051,6 +1016,9 @@ static u32 capture_error_bo(struct drm_i915_error_buffer *err,
 	int i = 0;
 
 	list_for_each_entry(vma, head, vm_link) {
+		if (!vma->obj)
+			continue;
+
 		if (pinned_only && !i915_vma_is_pinned(vma))
 			continue;
 
@@ -1287,9 +1255,11 @@ static void error_record_engine_registers(struct i915_gpu_state *error,
 static void record_request(struct i915_request *request,
 			   struct drm_i915_error_request *erq)
 {
-	erq->context = request->ctx->hw_id;
+	struct i915_gem_context *ctx = request->gem_context;
+
+	erq->context = ctx->hw_id;
 	erq->sched_attr = request->sched.attr;
-	erq->ban_score = atomic_read(&request->ctx->ban_score);
+	erq->ban_score = atomic_read(&ctx->ban_score);
 	erq->seqno = request->global_seqno;
 	erq->jiffies = request->emitted_jiffies;
 	erq->start = i915_ggtt_offset(request->ring->vma);
@@ -1297,7 +1267,7 @@ static void record_request(struct i915_request *request,
 	erq->tail = request->tail;
 
 	rcu_read_lock();
-	erq->pid = request->ctx->pid ? pid_nr(request->ctx->pid) : 0;
+	erq->pid = ctx->pid ? pid_nr(ctx->pid) : 0;
 	rcu_read_unlock();
 }
 
@@ -1461,12 +1431,12 @@ static void gem_record_rings(struct i915_gpu_state *error)
 
 		request = i915_gem_find_active_request(engine);
 		if (request) {
+			struct i915_gem_context *ctx = request->gem_context;
 			struct intel_ring *ring;
 
-			ee->vm = request->ctx->ppgtt ?
-				&request->ctx->ppgtt->base : &ggtt->base;
+			ee->vm = ctx->ppgtt ? &ctx->ppgtt->vm : &ggtt->vm;
 
-			record_context(&ee->context, request->ctx);
+			record_context(&ee->context, ctx);
 
 			/* We need to copy these to an anonymous buffer
 			 * as the simplest method to avoid being overwritten
@@ -1483,11 +1453,10 @@ static void gem_record_rings(struct i915_gpu_state *error)
 
 			ee->ctx =
 				i915_error_object_create(i915,
-							 to_intel_context(request->ctx,
-									  engine)->state);
+							 request->hw_context->state);
 
 			error->simulated |=
-				i915_gem_context_no_error_capture(request->ctx);
+				i915_gem_context_no_error_capture(ctx);
 
 			ee->rq_head = request->head;
 			ee->rq_post = request->postfix;
@@ -1563,17 +1532,17 @@ static void capture_active_buffers(struct i915_gpu_state *error)
 
 static void capture_pinned_buffers(struct i915_gpu_state *error)
 {
-	struct i915_address_space *vm = &error->i915->ggtt.base;
+	struct i915_address_space *vm = &error->i915->ggtt.vm;
 	struct drm_i915_error_buffer *bo;
 	struct i915_vma *vma;
 	int count_inactive, count_active;
 
 	count_inactive = 0;
-	list_for_each_entry(vma, &vm->active_list, vm_link)
+	list_for_each_entry(vma, &vm->inactive_list, vm_link)
 		count_inactive++;
 
 	count_active = 0;
-	list_for_each_entry(vma, &vm->inactive_list, vm_link)
+	list_for_each_entry(vma, &vm->active_list, vm_link)
 		count_active++;
 
 	bo = NULL;
@@ -1667,7 +1636,16 @@ static void capture_reg_state(struct i915_gpu_state *error)
 	}
 
 	/* 4: Everything else */
-	if (INTEL_GEN(dev_priv) >= 8) {
+	if (INTEL_GEN(dev_priv) >= 11) {
+		error->ier = I915_READ(GEN8_DE_MISC_IER);
+		error->gtier[0] = I915_READ(GEN11_RENDER_COPY_INTR_ENABLE);
+		error->gtier[1] = I915_READ(GEN11_VCS_VECS_INTR_ENABLE);
+		error->gtier[2] = I915_READ(GEN11_GUC_SG_INTR_ENABLE);
+		error->gtier[3] = I915_READ(GEN11_GPM_WGBOXPERF_INTR_ENABLE);
+		error->gtier[4] = I915_READ(GEN11_CRYPTO_RSVD_INTR_ENABLE);
+		error->gtier[5] = I915_READ(GEN11_GUNIT_CSME_INTR_ENABLE);
+		error->ngtier = 6;
+	} else if (INTEL_GEN(dev_priv) >= 8) {
 		error->ier = I915_READ(GEN8_DE_MISC_IER);
 		for (i = 0; i < 4; i++)
 			error->gtier[i] = I915_READ(GEN8_GT_IER(i));