[PATCH] mmc: Export host capabilities to debugfs.

From: Harish Jenny K N
Date: Mon Mar 05 2018 - 08:39:03 EST


From: Abbas Raza <Abbas_Raza@xxxxxxxxxx>

This patch exports the host capabilities to debugfs

Signed-off-by: Abbas Raza <Abbas_Raza@xxxxxxxxxx>
Signed-off-by: Andrew Gabbasov <andrew_gabbasov@xxxxxxxxxx>
[Harish: Added caps2, moved creation to mmc_add_host_debugfs]
Signed-off-by: Harish Jenny K N <harish_kandiga@xxxxxxxxxx>
---

Changes in v4:
- Moved the creation of nodes to mmc_add_host_debugfs
- Exported caps2
- Renamed host_caps to caps

Changes in v3:
- Removed typecasting of &host->caps to (u32 *)

Changes in v2:
- Changed Author

drivers/mmc/core/debugfs.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index c51e0c0..d2275c5 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -243,6 +243,12 @@ void mmc_add_host_debugfs(struct mmc_host *host)
if (!debugfs_create_file("ios", S_IRUSR, root, host, &mmc_ios_fops))
goto err_node;

+ if (!debugfs_create_x32("caps", S_IRUSR, root, &host->caps))
+ goto err_node;
+
+ if (!debugfs_create_x32("caps2", S_IRUSR, root, &host->caps2))
+ goto err_node;
+
if (!debugfs_create_file("clock", S_IRUSR | S_IWUSR, root, host,
&mmc_clock_fops))
goto err_node;
--
1.9.1