| From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.15 115/188] media: rockchip: rkisp1: use device name for debugfs subdir name | Date | Mon, 17 Jan 2022 21:30:39 -0500 |
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From: Mikhail Rudenko <mike.rudenko@gmail.com>
[ Upstream commit c2611e479f5d9b05108270e1ab423955486b4457 ]
While testing Rockchip RK3399 with both ISPs enabled, a dmesg error was observed: ``` [ 15.559141] debugfs: Directory 'rkisp1' with parent '/' already present! ```
Fix it by using the device name for the debugfs subdirectory name instead of the driver name, thus preventing name collision.
Link: https://lore.kernel.org/linux-media/20211010175457.438627-1-mike.rudenko@gmail.com Signed-off-by: Mikhail Rudenko <mike.rudenko@gmail.com> Reviewed-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar> Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c index 7474150b94ed3..560f928c37520 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c @@ -426,7 +426,7 @@ static void rkisp1_debug_init(struct rkisp1_device *rkisp1) { struct rkisp1_debug *debug = &rkisp1->debug; - debug->debugfs_dir = debugfs_create_dir(RKISP1_DRIVER_NAME, NULL); + debug->debugfs_dir = debugfs_create_dir(dev_name(rkisp1->dev), NULL); debugfs_create_ulong("data_loss", 0444, debug->debugfs_dir, &debug->data_loss); debugfs_create_ulong("outform_size_err", 0444, debug->debugfs_dir, -- 2.34.1
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