Signed-off-by: Thomas Hellstrom <thellst...@vmware.com>
---
drivers/gpu/drm/ttm/ttm_bo_util.c | 1 +
drivers/gpu/drm/ttm/ttm_memory.c | 3 +++
drivers/gpu/drm/ttm/ttm_tt.c | 1 +
include/drm/ttm/ttm_bo_driver.h | 9 +++++++++
4 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c
b/drivers/gpu/drm/ttm/ttm_bo_util.c
index c70927e..ceae52f 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -369,6 +369,7 @@ pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp)
#endif
return tmp;
}
+EXPORT_SYMBOL(ttm_io_prot);
static int ttm_bo_ioremap(struct ttm_buffer_object *bo,
unsigned long bus_base,
diff --git a/drivers/gpu/drm/ttm/ttm_memory.c b/drivers/gpu/drm/ttm/ttm_memory.c
index 072c281..716d0ed 100644
--- a/drivers/gpu/drm/ttm/ttm_memory.c
+++ b/drivers/gpu/drm/ttm/ttm_memory.c
@@ -460,6 +460,7 @@ void ttm_mem_global_free(struct ttm_mem_global *glob,
{
return ttm_mem_global_free_zone(glob, NULL, amount);
}
+EXPORT_SYMBOL(ttm_mem_global_free);
static int ttm_mem_global_reserve(struct ttm_mem_global *glob,
struct ttm_mem_zone *single_zone,
@@ -533,6 +534,7 @@ int ttm_mem_global_alloc(struct ttm_mem_global *glob,
uint64_t memory,
return ttm_mem_global_alloc_zone(glob, NULL, memory, no_wait,
interruptible);
}
+EXPORT_SYMBOL(ttm_mem_global_alloc);
int ttm_mem_global_alloc_page(struct ttm_mem_global *glob,
struct page *page,
@@ -588,3 +590,4 @@ size_t ttm_round_pot(size_t size)
}
return 0;
}
+EXPORT_SYMBOL(ttm_round_pot);
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 7bcb89f..9c2b1cc 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -192,6 +192,7 @@ int ttm_tt_populate(struct ttm_tt *ttm)
ttm->state = tt_unbound;
return 0;
}
+EXPORT_SYMBOL(ttm_tt_populate);
#ifdef CONFIG_X86
static inline int ttm_tt_set_page_caching(struct page *p,
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index d260a87..67355a1 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -545,6 +545,15 @@ extern int ttm_tt_set_user(struct ttm_tt *ttm,
extern int ttm_tt_bind(struct ttm_tt *ttm, struct ttm_mem_reg *bo_mem);
/**
+ * ttm_tt_populate:
+ *
+ * @ttm: The struct ttm_tt to contain the backing pages.
+ *
+ * Add backing pages to all of @ttm
+ */
+extern int ttm_tt_populate(struct ttm_tt *ttm);
+
+/**
* ttm_ttm_destroy:
*
* @ttm: The struct ttm_tt.
--
1.5.3.2
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