From: Javier Martinez Canillas <javier@osg.samsung.com>
To: linux-kernel@vger.kernel.org
Cc: Javier Martinez Canillas <javier@osg.samsung.com>,
Kukjin Kim <kgene@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@codeaurora.org>,
Chanwoo Choi <cw00.choi@samsung.com>,
linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
Sylwester Nawrocki <s.nawrocki@samsung.com>,
Tomasz Figa <tomasz.figa@gmail.com>,
Krzysztof Kozlowski <krzk@kernel.org>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH] clk: samsung: clk-exynos-audss: Fix module autoload
Date: Fri, 14 Oct 2016 15:44:05 -0300 [thread overview]
Message-ID: <1476470645-22159-1-git-send-email-javier@osg.samsung.com> (raw)
If the driver is built as a module, autoload won't work because the module
alias information is not filled. So user-space can't match the registered
device with the corresponding module.
Export the module alias information using the MODULE_DEVICE_TABLE() macro.
Before this patch:
$ modinfo drivers/clk/samsung/clk-exynos-audss.ko | grep alias
alias: platform:exynos-audss-clk
After this patch:
$ modinfo drivers/clk/samsung/clk-exynos-audss.ko | grep alias
alias: platform:exynos-audss-clk
alias: of:N*T*Csamsung,exynos5420-audss-clockC*
alias: of:N*T*Csamsung,exynos5420-audss-clock
alias: of:N*T*Csamsung,exynos5410-audss-clockC*
alias: of:N*T*Csamsung,exynos5410-audss-clock
alias: of:N*T*Csamsung,exynos5250-audss-clockC*
alias: of:N*T*Csamsung,exynos5250-audss-clock
alias: of:N*T*Csamsung,exynos4210-audss-clockC*
alias: of:N*T*Csamsung,exynos4210-audss-clock
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
---
drivers/clk/samsung/clk-exynos-audss.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c
index 51d152f735cc..17e68a724945 100644
--- a/drivers/clk/samsung/clk-exynos-audss.c
+++ b/drivers/clk/samsung/clk-exynos-audss.c
@@ -106,6 +106,7 @@ static const struct of_device_id exynos_audss_clk_of_match[] = {
},
{ },
};
+MODULE_DEVICE_TABLE(of, exynos_audss_clk_of_match);
static void exynos_audss_clk_teardown(void)
{
--
2.7.4
next reply other threads:[~2016-10-14 18:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-14 18:44 Javier Martinez Canillas [this message]
2016-10-15 17:27 ` [PATCH] clk: samsung: clk-exynos-audss: Fix module autoload Krzysztof Kozlowski
2016-10-16 13:44 ` Javier Martinez Canillas
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