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author | Dong Aisheng <aisheng.dong@nxp.com> | 2018-08-31 12:45:55 +0800 |
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committer | Stephen Boyd <sboyd@kernel.org> | 2018-10-16 15:42:49 -0700 |
commit | f08c2e2865f6f9b172f37d7bbf24716f9ebad553 (patch) | |
tree | f4c5572f6bfe4f149c71a88a95896771337e8eab /include/linux/clk.h | |
parent | 616e45df7c4aa71279c07cc803a1d51f43f89f37 (diff) | |
download | lwn-f08c2e2865f6f9b172f37d7bbf24716f9ebad553.tar.gz lwn-f08c2e2865f6f9b172f37d7bbf24716f9ebad553.zip |
clk: add managed version of clk_bulk_get_all
This patch introduces the managed version of clk_bulk_get_all.
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Tested-by: Thor Thayer <thor.thayer@linux.intel.com>
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'include/linux/clk.h')
-rw-r--r-- | include/linux/clk.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/clk.h b/include/linux/clk.h index e9433c76757b..c705271dc1f2 100644 --- a/include/linux/clk.h +++ b/include/linux/clk.h @@ -346,6 +346,22 @@ int __must_check clk_bulk_get_all(struct device *dev, */ int __must_check devm_clk_bulk_get(struct device *dev, int num_clks, struct clk_bulk_data *clks); +/** + * devm_clk_bulk_get_all - managed get multiple clk consumers + * @dev: device for clock "consumer" + * @clks: pointer to the clk_bulk_data table of consumer + * + * Returns a positive value for the number of clocks obtained while the + * clock references are stored in the clk_bulk_data table in @clks field. + * Returns 0 if there're none and a negative value if something failed. + * + * This helper function allows drivers to get several clk + * consumers in one operation with management, the clks will + * automatically be freed when the device is unbound. + */ + +int __must_check devm_clk_bulk_get_all(struct device *dev, + struct clk_bulk_data **clks); /** * devm_clk_get - lookup and obtain a managed reference to a clock producer. @@ -691,6 +707,13 @@ static inline int __must_check devm_clk_bulk_get(struct device *dev, int num_clk return 0; } +static inline int __must_check devm_clk_bulk_get_all(struct device *dev, + struct clk_bulk_data **clks) +{ + + return 0; +} + static inline struct clk *devm_get_clk_from_child(struct device *dev, struct device_node *np, const char *con_id) { |