From: Derek Basehore <dbasehore@chromium.org>
To: linux-kernel@vger.kernel.org
Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-doc@vger.kernel.org,
sboyd@kernel.org, mturquette@baylibre.com, heiko@sntech.de,
aisheng.dong@nxp.com, mchehab+samsung@kernel.org, corbet@lwn.net,
Derek Basehore <dbasehore@chromium.org>
Subject: [PATCH 5/6] docs: driver-api: add pre_rate_req to clk documentation
Date: Tue, 23 Oct 2018 18:31:31 -0700 [thread overview]
Message-ID: <20181024013132.115907-6-dbasehore@chromium.org> (raw)
In-Reply-To: <20181024013132.115907-1-dbasehore@chromium.org>
This adds documentation for the new clk op pre_rate_req.
Signed-off-by: Derek Basehore <dbasehore@chromium.org>
---
Documentation/driver-api/clk.rst | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/Documentation/driver-api/clk.rst b/Documentation/driver-api/clk.rst
index 593cca5058b1..917f6ac29645 100644
--- a/Documentation/driver-api/clk.rst
+++ b/Documentation/driver-api/clk.rst
@@ -82,6 +82,9 @@ the operations defined in clk-provider.h::
unsigned long *parent_rate);
int (*determine_rate)(struct clk_hw *hw,
struct clk_rate_request *req);
+ int (*pre_rate_req)(struct clk_hw *hw,
+ const struct clk_rate_request *next,
+ struct clk_rate_request *pre);
int (*set_parent)(struct clk_hw *hw, u8 index);
u8 (*get_parent)(struct clk_hw *hw);
int (*set_rate)(struct clk_hw *hw,
@@ -224,6 +227,8 @@ optional or must be evaluated on a case-by-case basis.
+----------------+------+-------------+---------------+-------------+------+
|.determine_rate | | y [1]_ | | | |
+----------------+------+-------------+---------------+-------------+------+
+ |.pre_rate_req | | y [1]_ | | | |
+ +----------------+------+-------------+---------------+-------------+------+
|.set_rate | | y | | | |
+----------------+------+-------------+---------------+-------------+------+
+----------------+------+-------------+---------------+-------------+------+
@@ -238,7 +243,7 @@ optional or must be evaluated on a case-by-case basis.
|.init | | | | | |
+----------------+------+-------------+---------------+-------------+------+
-.. [1] either one of round_rate or determine_rate is required.
+.. [1] one of round_rate, determine_rate, or pre_rate_req is required.
Finally, register your clock at run-time with a hardware-specific
registration function. This function simply populates struct clk_foo's
--
2.19.1.568.g152ad8e336-goog
next prev parent reply other threads:[~2018-10-24 3:25 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-24 1:31 [PATCH 0/6] Coordinated Clks Derek Basehore
2018-10-24 1:31 ` [PATCH 1/6] clk: Remove recursion in clk_core_{prepare,enable}() Derek Basehore
2018-10-24 9:51 ` Jerome Brunet
2018-10-24 20:15 ` dbasehore .
2018-10-24 20:23 ` dbasehore .
2018-10-24 20:50 ` dbasehore .
2018-10-25 8:57 ` Jerome Brunet
2018-10-24 20:36 ` dbasehore .
2018-10-25 8:12 ` Jerome Brunet
2018-10-24 13:07 ` Stephen Boyd
2018-10-24 20:09 ` dbasehore .
2018-10-24 1:31 ` [PATCH 2/6] clk: fix clk_calc_subtree compute duplications Derek Basehore
2018-11-01 2:58 ` dbasehore .
2018-10-24 1:31 ` [PATCH 3/6] clk: change rates via list iteration Derek Basehore
2018-10-26 3:29 ` dbasehore .
2018-10-24 1:31 ` [PATCH 4/6] clk: add pre clk changes support Derek Basehore
2018-10-24 1:31 ` Derek Basehore [this message]
2018-10-24 1:31 ` [PATCH 6/6] clk: rockchip: use pre_rate_req for cpuclk Derek Basehore
2018-10-24 4:06 ` dbasehore .
2018-12-20 21:15 ` [PATCH 0/6] Coordinated Clks Stephen Boyd
2018-12-20 23:20 ` dbasehore .
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