[PATCH i-g-t v4 01/11] lib/intel_bufops: Store devid on buffer ops creation

[Zbigniew Kempczyński]

As I need devid to diverge intel-buf init code lets store it in
bufops structure. This field is commonly used so add function which
returns it.

Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
---
 lib/intel_bufops.c | 20 +++++++++++++++++---
 lib/intel_bufops.h |  1 +
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/lib/intel_bufops.c b/lib/intel_bufops.c
index 51fdf50adb..43d6dd5b43 100644
--- a/lib/intel_bufops.c
+++ b/lib/intel_bufops.c
@@ -114,6 +114,7 @@ struct buf_ops {
 	int gen_start;
 	int gen_end;
 	unsigned int intel_gen;
+	uint32_t devid;
 	uint32_t supported_tiles;
 	uint32_t supported_hw_tiles;
 	uint32_t swizzle_x;
@@ -1499,12 +1500,11 @@ static bool probe_hw_tiling(struct buf_ops *bops, uint32_t tiling,
 {
 	uint64_t size = 256 * 256;
 	uint32_t handle, buf_tiling, buf_swizzle, phys_swizzle;
-	uint32_t devid, stride;
+	uint32_t stride;
 	int ret;
 	bool is_set = false;
 
-	devid =  intel_get_drm_devid(bops->fd);
-	stride = get_stride(devid, tiling);
+	stride = get_stride(bops->devid, tiling);
 	handle = gem_create(bops->fd, size);
 
 	/* Single shot, if no fences are available we fail immediately */
@@ -1616,6 +1616,7 @@ static struct buf_ops *__buf_ops_create(int fd, bool check_idempotency)
 
 	bops->fd = fd;
 	bops->intel_gen = generation;
+	bops->devid = devid;
 	bops->driver = is_i915_device(fd) ? INTEL_DRIVER_I915 :
 					    is_xe_device(fd) ? INTEL_DRIVER_XE : 0;
 	igt_assert(bops->driver);
@@ -1785,6 +1786,19 @@ int buf_ops_get_fd(struct buf_ops *bops)
 	return bops->fd;
 }
 
+/**
+ * buf_ops_get_devid
+ * @bops: pointer to buf_ops
+ *
+ * Returns: device id
+ */
+uint32_t buf_ops_get_devid(struct buf_ops *bops)
+{
+	igt_assert(bops);
+
+	return bops->devid;
+}
+
 /**
  * buf_ops_get_driver
  * @bops: pointer to buf_ops
diff --git a/lib/intel_bufops.h b/lib/intel_bufops.h
index b959a8cc8e..84e71d41a2 100644
--- a/lib/intel_bufops.h
+++ b/lib/intel_bufops.h
@@ -118,6 +118,7 @@ struct buf_ops *buf_ops_create(int fd);
 struct buf_ops *buf_ops_create_with_selftest(int fd);
 void buf_ops_destroy(struct buf_ops *bops);
 int buf_ops_get_fd(struct buf_ops *bops);
+uint32_t buf_ops_get_devid(struct buf_ops *bops);
 enum intel_driver buf_ops_get_driver(struct buf_ops *bops);
 
 bool buf_ops_set_software_tiling(struct buf_ops *bops,
-- 
2.34.1