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* [igt-dev] [PATCH i-g-t 1/3] lib/ioctl_wrappers: Query if device supports set/get legacy tiling
@ 2020-01-20 22:03 Imre Deak
  2020-01-20 22:03 ` [igt-dev] [PATCH i-g-t 2/3] lib/igt_fb: Use render copy/blit for tiled formats on platforms w/o HW detiling Imre Deak
                   ` (3 more replies)
  0 siblings, 4 replies; 11+ messages in thread
From: Imre Deak @ 2020-01-20 22:03 UTC (permalink / raw)
  To: igt-dev

From: Vanshidhar Konda <vanshidhar.r.konda@intel.com>

Add a method to query if the device supports setting and getting legacy
tiling formats for buffer objects.

Signed-off-by: Vanshidhar Konda <vanshidhar.r.konda@intel.com>
Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
---
 lib/ioctl_wrappers.c | 17 +++++++++++++++++
 lib/ioctl_wrappers.h |  1 +
 2 files changed, 18 insertions(+)

diff --git a/lib/ioctl_wrappers.c b/lib/ioctl_wrappers.c
index 627717d2..c1abb575 100644
--- a/lib/ioctl_wrappers.c
+++ b/lib/ioctl_wrappers.c
@@ -133,6 +133,23 @@ __gem_get_tiling(int fd, struct drm_i915_gem_get_tiling *arg)
 	return err;
 }
 
+/**
+ * gem_has_legacy_hw_tiling:
+ * @fd: open i915 drm file descriptor
+ *
+ * Feature check to query if the device supports setting/getting
+ * legacy tiling formats for buffer objects
+ *
+ * Returns: True if tiling is supported
+ */
+bool
+gem_has_legacy_hw_tiling(int fd)
+{
+	struct drm_i915_gem_get_tiling arg = {};
+
+	return (__gem_get_tiling(fd, &arg) != -EOPNOTSUPP);
+}
+
 /**
  * gem_get_tiling:
  * @fd: open i915 drm file descriptor
diff --git a/lib/ioctl_wrappers.h b/lib/ioctl_wrappers.h
index 7614e688..0ea77738 100644
--- a/lib/ioctl_wrappers.h
+++ b/lib/ioctl_wrappers.h
@@ -146,6 +146,7 @@ void gem_require_caching(int fd);
 void gem_require_ring(int fd, unsigned ring);
 bool gem_has_mocs_registers(int fd);
 void gem_require_mocs_registers(int fd);
+bool gem_has_legacy_hw_tiling(int fd);
 
 #define gem_has_ring(f, r) gem_context_has_engine(f, 0, r)
 
-- 
2.23.1

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^ permalink raw reply related	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2020-01-22  9:35 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2020-01-20 22:03 [igt-dev] [PATCH i-g-t 1/3] lib/ioctl_wrappers: Query if device supports set/get legacy tiling Imre Deak
2020-01-20 22:03 ` [igt-dev] [PATCH i-g-t 2/3] lib/igt_fb: Use render copy/blit for tiled formats on platforms w/o HW detiling Imre Deak
2020-01-21 16:19   ` Juha-Pekka Heikkila
2020-01-21 16:35     ` Imre Deak
2020-01-21 17:59       ` Juha-Pekka Heikkila
2020-01-22  6:02   ` Dixit, Ashutosh
2020-01-22  9:34     ` Imre Deak
2020-01-20 22:03 ` [igt-dev] [PATCH i-g-t 3/3] lib/igt_fb: Fix creating FBs " Imre Deak
2020-01-21 16:21   ` Juha-Pekka Heikkila
2020-01-21  4:27 ` [igt-dev] ✓ Fi.CI.BAT: success for series starting with [i-g-t,1/3] lib/ioctl_wrappers: Query if device supports set/get legacy tiling Patchwork
2020-01-21 19:26 ` [igt-dev] ✓ Fi.CI.IGT: " Patchwork

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