[FE training-materials-updates] Fix clock documentation link

[Michael Opdenacker]

Repository : git://git.free-electrons.com/training-materials.git
On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=83d0cb27755cea43419aaeeafa1264d389195244

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commit 83d0cb27755cea43419aaeeafa1264d389195244
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date:   Fri Mar 10 14:23:02 2017 +0100

    Fix clock documentation link
    
    - clk_ functions no longer available in kernel documentation
      (though the comments in the source still exist)
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>


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83d0cb27755cea43419aaeeafa1264d389195244
 .../kernel-power-management-content/kernel-power-management-content.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/slides/kernel-power-management-content/kernel-power-management-content.tex b/slides/kernel-power-management-content/kernel-power-management-content.tex
index 2f036ec..401ed85 100644
--- a/slides/kernel-power-management-content/kernel-power-management-content.tex
+++ b/slides/kernel-power-management-content/kernel-power-management-content.tex
@@ -21,7 +21,7 @@
     system
   \item Allows to reference count clock users and to shutdown the
     unused clocks to save power
-  \item Simple API described in \kerneldocbook{kernel-api/clk.html}.
+  \item Simple API described in \kfile{include/linux/clk.h}.
     \begin{itemize}
     \item \kfunc{clk_get} to get a reference to a clock
     \item \kfunc{clk_enable} to start the clock