applied to acpi-test. thanks, -Len
>-----Original Message----- >From: Borislav Deianov [mailto:[EMAIL PROTECTED] >Sent: Thursday, June 01, 2006 6:25 PM >To: Brown, Len; Jeremy Fitzhardinge >Cc: [email protected]; [email protected]; >Andrew Morton >Subject: Re: [PATCH REPOST] Support enable/disable of WAN >module in ibm_acpi > >On Thu, Jun 01, 2006 at 02:40:46PM -0700, Jeremy Fitzhardinge wrote: >> New Lenovo Thinkpads have an optional WAN module (a Sierra Wireless >> MC5720 EV-DO modem), which can be turned on and off much like the >> Bluetooth module. This patch adds a "wan" entry to /proc/acpi/ibm, >> which is pretty much a cut'n'paste of the corresponding >bluetooth code. > >I'm not able to test this myself, but it looks good. Len, please >apply. > >Thanks, >Borislav > >-- > >Allow a WAN module to enabled/disabled on a Thinkpad X60. > >The WAN (Sierra Wireless EV-DO) module is very similar to the >Bluetooth module. It appears on the USB bus when enabled. It can be >controlled via hot key, or directly via ACPI. This change enables >direct control via ACPI. > >I have tested it on my Lenovo Thinkpad X60; I guess it will probably >work on other Thinkpad models which come with this module installed. > >Signed-off-by: Jeremy Fitzhardinge <[EMAIL PROTECTED]> > >diff -r 401a0868b8be drivers/acpi/ibm_acpi.c >--- a/drivers/acpi/ibm_acpi.c Mon May 29 06:35:52 2006 +0700 >+++ b/drivers/acpi/ibm_acpi.c Mon May 29 01:36:12 2006 -0700 >@@ -567,6 +567,69 @@ static int bluetooth_write(char *buf) > return 0; >} > >+static int wan_supported; >+ >+static int wan_init(void) >+{ >+ wan_supported = hkey_handle && >+ acpi_evalf(hkey_handle, NULL, "GWAN", "qv"); >+ >+ return 0; >+} >+ >+static int wan_status(void) >+{ >+ int status; >+ >+ if (!wan_supported || >+ !acpi_evalf(hkey_handle, &status, "GWAN", "d")) >+ status = 0; >+ >+ return status; >+} >+ >+static int wan_read(char *p) >+{ >+ int len = 0; >+ int status = wan_status(); >+ >+ if (!wan_supported) >+ len += sprintf(p + len, "status:\t\tnot supported\n"); >+ else if (!(status & 1)) >+ len += sprintf(p + len, "status:\t\tnot installed\n"); >+ else { >+ len += sprintf(p + len, "status:\t\t%s\n", >enabled(status, >1)); >+ len += sprintf(p + len, "commands:\tenable, disable\n"); >+ } >+ >+ return len; >+} >+ >+static int wan_write(char *buf) >+{ >+ int status = wan_status(); >+ char *cmd; >+ int do_cmd = 0; >+ >+ if (!wan_supported) >+ return -ENODEV; >+ >+ while ((cmd = next_cmd(&buf))) { >+ if (strlencmp(cmd, "enable") == 0) { >+ status |= 2; >+ } else if (strlencmp(cmd, "disable") == 0) { >+ status &= ~2; >+ } else >+ return -EINVAL; >+ do_cmd = 1; >+ } >+ >+ if (do_cmd && !acpi_evalf(hkey_handle, NULL, "SWAN", >"vd", status)) >+ return -EIO; >+ >+ return 0; >+} >+ >static int video_supported; >static int video_orig_autosw; > >@@ -1561,6 +1624,13 @@ static struct ibm_struct ibms[] = { > .init = bluetooth_init, > .read = bluetooth_read, > .write = bluetooth_write, >+ }, >+ { >+ .name = "wan", >+ .init = wan_init, >+ .read = wan_read, >+ .write = wan_write, >+ .experimental = 1, > }, > { > .name = "video", > - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
