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authorAlexander Graf <agraf@suse.de>2016-08-19 01:23:27 +0200
committerAlexander Graf <agraf@suse.de>2016-10-19 09:01:51 +0200
commit94eaa79cecf98300974c99d935ff653c9418de21 (patch)
tree1d74ec8d17be5db3f8b7b0842ee2c39cdd88b471 /drivers/cpu
parent6f192ddcbd8e13351a8f13365e7c714e7b61a79e (diff)
cpu: Add get_vendor callback
The CPU udevice already has a few callbacks to retreive information about the currently running CPUs. This patch adds a new get_vendor() call that returns the vendor of the main CPUs. Signed-off-by: Alexander Graf <agraf@suse.de> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/cpu')
-rw-r--r--drivers/cpu/cpu-uclass.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/cpu/cpu-uclass.c b/drivers/cpu/cpu-uclass.c
index 7660f99ef5..c57ac16b3a 100644
--- a/drivers/cpu/cpu-uclass.c
+++ b/drivers/cpu/cpu-uclass.c
@@ -44,6 +44,16 @@ int cpu_get_count(struct udevice *dev)
return ops->get_count(dev);
}
+int cpu_get_vendor(struct udevice *dev, char *buf, int size)
+{
+ struct cpu_ops *ops = cpu_get_ops(dev);
+
+ if (!ops->get_vendor)
+ return -ENOSYS;
+
+ return ops->get_vendor(dev, buf, size);
+}
+
U_BOOT_DRIVER(cpu_bus) = {
.name = "cpu_bus",
.id = UCLASS_SIMPLE_BUS,