diff options
| -rw-r--r-- | drivers/gpu/msm/kgsl_pool.c | 18 | ||||
| -rw-r--r-- | drivers/gpu/msm/kgsl_pool.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/msm/kgsl_sharedmem.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/msm/kgsl_sharedmem.h | 13 |
4 files changed, 29 insertions, 6 deletions
diff --git a/drivers/gpu/msm/kgsl_pool.c b/drivers/gpu/msm/kgsl_pool.c index 685ce3ea968b..4a9997b02155 100644 --- a/drivers/gpu/msm/kgsl_pool.c +++ b/drivers/gpu/msm/kgsl_pool.c @@ -412,6 +412,24 @@ void kgsl_pool_free_page(struct page *page) __free_pages(page, page_order); } +/* + * Return true if the pool of specified page size is supported + * or no pools are supported otherwise return false. + */ +bool kgsl_pool_avaialable(int page_size) +{ + int i; + + if (!kgsl_num_pools) + return true; + + for (i = 0; i < kgsl_num_pools; i++) + if (ilog2(page_size >> PAGE_SHIFT) == kgsl_pools[i].pool_order) + return true; + + return false; +} + static void kgsl_pool_reserve_pages(void) { int i, j; diff --git a/drivers/gpu/msm/kgsl_pool.h b/drivers/gpu/msm/kgsl_pool.h index d55e1ada123b..8091afb1ff11 100644 --- a/drivers/gpu/msm/kgsl_pool.h +++ b/drivers/gpu/msm/kgsl_pool.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2016, The Linux Foundation. All rights reserved. +/* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -40,5 +40,6 @@ void kgsl_exit_page_pools(void); int kgsl_pool_alloc_page(int *page_size, struct page **pages, unsigned int pages_len, unsigned int *align); void kgsl_pool_free_page(struct page *p); +bool kgsl_pool_avaialable(int size); #endif /* __KGSL_POOL_H */ diff --git a/drivers/gpu/msm/kgsl_sharedmem.c b/drivers/gpu/msm/kgsl_sharedmem.c index 27733b068434..d3ba8ca0dc00 100644 --- a/drivers/gpu/msm/kgsl_sharedmem.c +++ b/drivers/gpu/msm/kgsl_sharedmem.c @@ -28,7 +28,6 @@ #include "kgsl_device.h" #include "kgsl_log.h" #include "kgsl_mmu.h" -#include "kgsl_pool.h" /* * The user can set this from debugfs to force failed memory allocations to diff --git a/drivers/gpu/msm/kgsl_sharedmem.h b/drivers/gpu/msm/kgsl_sharedmem.h index 7db8ce0413c2..e5da594b77b8 100644 --- a/drivers/gpu/msm/kgsl_sharedmem.h +++ b/drivers/gpu/msm/kgsl_sharedmem.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2002,2007-2016, The Linux Foundation. All rights reserved. +/* Copyright (c) 2002,2007-2017, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -363,6 +363,8 @@ static inline void kgsl_free_sgt(struct sg_table *sgt) } } +#include "kgsl_pool.h" + /** * kgsl_get_page_size() - Get supported pagesize * @size: Size of the page @@ -373,11 +375,14 @@ static inline void kgsl_free_sgt(struct sg_table *sgt) #ifndef CONFIG_ALLOC_BUFFERS_IN_4K_CHUNKS static inline int kgsl_get_page_size(size_t size, unsigned int align) { - if (align >= ilog2(SZ_1M) && size >= SZ_1M) + if (align >= ilog2(SZ_1M) && size >= SZ_1M && + kgsl_pool_avaialable(SZ_1M)) return SZ_1M; - else if (align >= ilog2(SZ_64K) && size >= SZ_64K) + else if (align >= ilog2(SZ_64K) && size >= SZ_64K && + kgsl_pool_avaialable(SZ_64K)) return SZ_64K; - else if (align >= ilog2(SZ_8K) && size >= SZ_8K) + else if (align >= ilog2(SZ_8K) && size >= SZ_8K && + kgsl_pool_avaialable(SZ_8K)) return SZ_8K; else return PAGE_SIZE; |