[Intel-gfx] [PATCH igt 1/2] lib: Update intel_require_memory to handle +4GB cases

Michel Thierry michel.thierry at intel.com
Tue Jun 23 05:21:28 PDT 2015


Changed size from u32 to u64 to support +4GB.
48-bit PPGTT test cases may need extra memory available.

Signed-off-by: Michel Thierry <michel.thierry at intel.com>
---
 lib/igt_aux.h  | 2 +-
 lib/intel_os.c | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/igt_aux.h b/lib/igt_aux.h
index b2dc267..922ae5b 100644
--- a/lib/igt_aux.h
+++ b/lib/igt_aux.h
@@ -86,7 +86,7 @@ uint64_t intel_get_avail_ram_mb(void);
 uint64_t intel_get_total_ram_mb(void);
 uint64_t intel_get_total_swap_mb(void);
 
-void intel_require_memory(uint32_t count, uint32_t size, unsigned mode);
+void intel_require_memory(uint32_t count, uint64_t size, unsigned mode);
 #define CHECK_RAM 0x1
 #define CHECK_SWAP 0x2
 
diff --git a/lib/intel_os.c b/lib/intel_os.c
index 3321a8d..2650788 100644
--- a/lib/intel_os.c
+++ b/lib/intel_os.c
@@ -215,7 +215,7 @@ intel_get_total_swap_mb(void)
  * assumption that any test that needs to check for memory requirements is a
  * thrashing test unsuitable for slow simulated systems.
  */
-void intel_require_memory(uint32_t count, uint32_t size, unsigned mode)
+void intel_require_memory(uint32_t count, uint64_t size, unsigned mode)
 {
 /* rough estimate of how many bytes the kernel requires to track each object */
 #define KERNEL_BO_OVERHEAD 512
@@ -225,8 +225,8 @@ void intel_require_memory(uint32_t count, uint32_t size, unsigned mode)
 	required *= size + KERNEL_BO_OVERHEAD;
 	required = ALIGN(required, 4096);
 
-	igt_debug("Checking %u surfaces of size %u bytes (total %llu) against %s%s\n",
-		  count, size, (long long)required,
+	igt_debug("Checking %u surfaces of size %llu bytes (total %llu) against %s%s\n",
+		  count, (long long)size, (long long)required,
 		  mode & (CHECK_RAM | CHECK_SWAP) ? "RAM" : "",
 		  mode & CHECK_SWAP ? " + swap": "");
 
-- 
2.4.4



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