Are you by any chance working off a stale branch in git ?
Apparently the lines you are modifying now live in drm_platform_set_busid function in drm_platform.c
-- Ilija
On Tue, 29 Mar 2011, Rob Clark wrote:
From: Rob Clark robdclark@gmail.com
Include the minor device id in the bus-id to give userspace a way to open the correct "cardN" when there are multiple device instances.
It may seem a bit strange to have multiple platform device instances, but we have a use-case for this. And this relatively simple patch does the trick.
drivers/gpu/drm/drm_ioctl.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index 47db4df..075024b 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -165,14 +165,15 @@ static int drm_set_busid(struct drm_device *dev, struct drm_file *file_priv) drm_unset_busid(dev, master);
if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE)) {
master->unique_len = 10 + strlen(dev->platformdev->name);
master->unique_len = 13 + strlen(dev->platformdev->name);master->unique_size = master->unique_len;master->unique = kmalloc(master->unique_len + 1, GFP_KERNEL);
if (master->unique == NULL) return -ENOMEM;
len = snprintf(master->unique, master->unique_len,
"platform:%s", dev->platformdev->name);
"platform:%s:%02d", dev->platformdev->name, dev->primary->index);if (len > master->unique_len) { DRM_ERROR("Unique buffer overflowed\n");
-- 1.7.1
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