Update of /cvsroot/alsa/alsa-kernel/Documentation/DocBook In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv20010/Documentation/DocBook
Modified Files: writing-an-alsa-driver.tmpl Log Message: use the new module_param*() functions. Index: writing-an-alsa-driver.tmpl =================================================================== RCS file: /cvsroot/alsa/alsa-kernel/Documentation/DocBook/writing-an-alsa-driver.tmpl,v retrieving revision 1.24 retrieving revision 1.25 diff -u -r1.24 -r1.25 --- writing-an-alsa-driver.tmpl 9 Mar 2004 13:42:44 -0000 1.24 +++ writing-an-alsa-driver.tmpl 7 Apr 2004 17:48:10 -0000 1.25 @@ -5521,7 +5521,8 @@ <para> The module parameters must be declared with the standard - <function>MODULE_PARM()</function> and + <function>module_param()()</function>, + <function>module_param_array()()</function> and <function>MODULE_PARM_DESC()</function> macros. The ALSA provides an additional macro, <function>MODULE_PARM_SYNTAX()</function>, for describing its syntax. The strings will be written to @@ -5545,18 +5546,22 @@ <![CDATA[ #define CARD_NAME "My Chip" - MODULE_PARM(index, "1-" __MODULE_STRING(SNDRV_CARDS) "i"); + static int boot_devs; + module_param_array(index, int, boot_devs, 0444); MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard."); MODULE_PARM_SYNTAX(index, SNDRV_INDEX_DESC); - MODULE_PARM(id, "1-" __MODULE_STRING(SNDRV_CARDS) "s"); + module_param_array(id, charp, boot_devs, 0444); MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard."); MODULE_PARM_SYNTAX(id, SNDRV_ID_DESC); - MODULE_PARM(enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i"); + module_param_array(enable, bool, boot_devs, 0444); MODULE_PARM_DESC(enable, "Enable " CARD_NAME " soundcard."); MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC); ]]> </programlisting> </informalexample> + + Here boot_devs is passed but simply ignored since we don't care + the number of parsed parameters. </para> <para> @@ -5577,39 +5582,6 @@ </informalexample> </para> - <para> - For building the driver into kernel, you should define the - <function>setup()</function> function in addition, too. - ALSA provides <function>get_id()</function> function to retrieve - a string argument from the kernel boot parameters. - - <informalexample> - <programlisting> -<![CDATA[ - #ifndef MODULE - - /* format is: snd-mychip=enable,index,id */ - - static int __init alsa_card_mychip_setup(char *str) - { - static unsigned __initdata nr_dev = 0; - - if (nr_dev >= SNDRV_CARDS) - return 0; - (void)(get_option(&str,&enable[nr_dev]) == 2 && - get_option(&str,&index[nr_dev]) == 2 && - get_id(&str,&id[nr_dev]) == 2); - nr_dev++; - return 1; - } - - __setup("snd-mychip=", alsa_card_mychip_setup); - - #endif /* ifndef MODULE */ -]]> - </programlisting> - </informalexample> - </para> </chapter> ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click _______________________________________________ Alsa-cvslog mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/alsa-cvslog