modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/gpu/drm/ttm/ttm_memory.c
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@@ -41,6 +41,9 @@
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 #define TTM_MEMORY_ALLOC_RETRIES 4
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+struct ttm_mem_global ttm_mem_glob;
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+EXPORT_SYMBOL(ttm_mem_glob);
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+
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 struct ttm_mem_zone {
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 	struct kobject kobj;
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 	struct ttm_mem_global *glob;
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@@ -78,7 +81,7 @@
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 	struct ttm_mem_zone *zone =
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 		container_of(kobj, struct ttm_mem_zone, kobj);
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-	pr_info("Zone %7s: Used memory at exit: %llu kiB\n",
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+	pr_info("Zone %7s: Used memory at exit: %llu KiB\n",
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 		zone->name, (unsigned long long)zone->used_mem >> 10);
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 	kfree(zone);
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 }
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@@ -256,7 +259,7 @@
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 	return false;
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 }
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-/**
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+/*
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  * At this point we only support a single shrink callback.
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  * Extend this if needed, perhaps using a linked list of callbacks.
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  * Note that this function is reentrant:
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@@ -272,7 +275,7 @@
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 	while (ttm_zones_above_swap_target(glob, from_wq, extra)) {
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 		spin_unlock(&glob->lock);
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-		ret = ttm_bo_swapout(glob->bo_glob, ctx);
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+		ret = ttm_bo_swapout(&ttm_bo_glob, ctx);
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 		spin_lock(&glob->lock);
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 		if (unlikely(ret != 0))
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 			break;
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@@ -445,7 +448,7 @@
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 #endif
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 	for (i = 0; i < glob->num_zones; ++i) {
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 		zone = glob->zones[i];
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-		pr_info("Zone %7s: Available graphics memory: %llu kiB\n",
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+		pr_info("Zone %7s: Available graphics memory: %llu KiB\n",
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 			zone->name, (unsigned long long)zone->max_mem >> 10);
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 	}
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 	ttm_page_alloc_init(glob, glob->zone_kernel->max_mem/(2*PAGE_SIZE));
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@@ -455,12 +458,11 @@
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 	ttm_mem_global_release(glob);
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 	return ret;
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 }
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-EXPORT_SYMBOL(ttm_mem_global_init);
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 void ttm_mem_global_release(struct ttm_mem_global *glob)
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 {
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-	unsigned int i;
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 	struct ttm_mem_zone *zone;
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+	unsigned int i;
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 	/* let the page allocator first stop the shrink work. */
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 	ttm_page_alloc_fini();
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@@ -473,11 +475,11 @@
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 		zone = glob->zones[i];
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 		kobject_del(&zone->kobj);
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 		kobject_put(&zone->kobj);
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-			}
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+	}
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 	kobject_del(&glob->kobj);
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 	kobject_put(&glob->kobj);
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+	memset(glob, 0, sizeof(*glob));
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 }
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-EXPORT_SYMBOL(ttm_mem_global_release);
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 static void ttm_check_swapping(struct ttm_mem_global *glob)
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 {
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@@ -521,7 +523,7 @@
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 void ttm_mem_global_free(struct ttm_mem_global *glob,
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 			 uint64_t amount)
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 {
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-	return ttm_mem_global_free_zone(glob, NULL, amount);
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+	return ttm_mem_global_free_zone(glob, glob->zone_kernel, amount);
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 }
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 EXPORT_SYMBOL(ttm_mem_global_free);
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@@ -552,7 +554,6 @@
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 	return false;
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 }
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-EXPORT_SYMBOL(ttm_check_under_lowerlimit);
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 static int ttm_mem_global_reserve(struct ttm_mem_global *glob,
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 				  struct ttm_mem_zone *single_zone,
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@@ -620,10 +621,10 @@
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 {
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 	/**
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 	 * Normal allocations of kernel memory are registered in
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-	 * all zones.
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+	 * the kernel zone.
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 	 */
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-	return ttm_mem_global_alloc_zone(glob, NULL, memory, ctx);
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+	return ttm_mem_global_alloc_zone(glob, glob->zone_kernel, memory, ctx);
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 }
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 EXPORT_SYMBOL(ttm_mem_global_alloc);
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@@ -680,9 +681,3 @@
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 	return 0;
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 }
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 EXPORT_SYMBOL(ttm_round_pot);
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-
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-uint64_t ttm_get_kernel_zone_memory_size(struct ttm_mem_global *glob)
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-{
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-	return glob->zone_kernel->max_mem;
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-}
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-EXPORT_SYMBOL(ttm_get_kernel_zone_memory_size);