[igt-dev] [PATCH i-g-t] lib/xe_query: Recover original vram_* macros semantics

Zbigniew Kempczyński zbigniew.kempczynski at intel.com
Mon Mar 20 16:32:59 UTC 2023


On multi tile vram_possible() semantics was changed what was wrong
and must be recover.

Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
Cc: Matthew Brost <matthew.brost at intel.com>
---
 lib/xe/xe_query.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/lib/xe/xe_query.c b/lib/xe/xe_query.c
index 1835232804..4598c0d5a1 100644
--- a/lib/xe/xe_query.c
+++ b/lib/xe/xe_query.c
@@ -356,13 +356,9 @@ uint64_t system_memory(int fd)
  */
 uint64_t vram_memory(int fd, int gt)
 {
-	struct xe_device *xe_dev;
-
-	xe_dev = find_in_cache(fd);
-	igt_assert(xe_dev);
-	igt_assert(gt >= 0 && gt < xe_dev->number_gt);
+	uint64_t regions = all_memory_regions(fd);
 
-	return native_region_for_gt(xe_dev->gts, gt);
+	return regions & (0x2 << gt);
 }
 
 /**
@@ -375,11 +371,10 @@ uint64_t vram_memory(int fd, int gt)
  */
 uint64_t vram_if_possible(int fd, int gt)
 {
-	uint64_t regions = all_memory_regions(fd);
-	uint64_t system_memory = regions & 0x1;
-	uint64_t vram = regions & (~0x1);
+	uint64_t smemory = system_memory(fd);
+	uint64_t vram = vram_memory(fd, gt);
 
-	return vram ? vram : system_memory;
+	return vram ? vram : smemory;
 }
 
 /**
-- 
2.34.1



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