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author | Geert Uytterhoeven <geert+renesas@glider.be> | 2015-04-15 16:17:20 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-15 16:35:23 -0700 |
commit | 900cca2944254edd2d54dc181629314d3177a4af (patch) | |
tree | 3e1688e275f749d53d6b276ed00260243d254e0c /Documentation | |
parent | e8a7ba5f5c8c0c94c0c7f1bcd53c0289560c7446 (diff) | |
download | linux-900cca2944254edd2d54dc181629314d3177a4af.tar.bz2 |
lib/vsprintf: add %pC{,n,r} format specifiers for clocks
Add format specifiers for printing struct clk:
- '%pC' or '%pCn': name (Common Clock Framework) or address (legacy
clock framework) of the clock,
- '%pCr': rate of the clock.
[akpm@linux-foundation.org: omit code if !CONFIG_HAVE_CLK]
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Mike Turquette <mturquette@linaro.org>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/printk-formats.txt | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/printk-formats.txt b/Documentation/printk-formats.txt index 56804e40cb18..cb6a596072bb 100644 --- a/Documentation/printk-formats.txt +++ b/Documentation/printk-formats.txt @@ -261,6 +261,18 @@ struct va_format: Passed by reference. +struct clk: + + %pC pll1 + %pCn pll1 + %pCr 1560000000 + + For printing struct clk structures. '%pC' and '%pCn' print the name + (Common Clock Framework) or address (legacy clock framework) of the + structure; '%pCr' prints the current clock rate. + + Passed by reference. + Thank you for your cooperation and attention. |