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[2/3] thinkpad_acpi: Support micmute LED

Message ID 1377180132-4933-2-git-send-email-Jason@zx2c4.com (mailing list archive)
State Rejected, archived
Headers show

Commit Message

Jason A. Donenfeld Aug. 22, 2013, 2:02 p.m. UTC
The micmute LED is currently unused. This patch allows it to be hooked
up to various LED triggers.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 drivers/platform/x86/thinkpad_acpi.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

Comments

Henrique de Moraes Holschuh Aug. 23, 2013, 6:16 p.m. UTC | #1
Hi Jason!

On Thu, 22 Aug 2013, Jason A. Donenfeld wrote:

> The micmute LED is currently unused. This patch allows it to be hooked
> up to various LED triggers.
> 
> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
> ---
>  drivers/platform/x86/thinkpad_acpi.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
> index 54d31c0..33b23cb 100644
> --- a/drivers/platform/x86/thinkpad_acpi.c
> +++ b/drivers/platform/x86/thinkpad_acpi.c
> @@ -5050,8 +5050,10 @@ static const char * const tpacpi_led_names[TPACPI_LED_NUMLEDS] = {
>  	"tpacpi::unknown_led2",
>  	"tpacpi::unknown_led3",
>  	"tpacpi::thinkvantage",
> +	"tpacpi::unknown_led4",
> +	"tpacpi::micmute"
>  };
> -#define TPACPI_SAFE_LEDS	0x1081U
> +#define TPACPI_SAFE_LEDS	0x5081U

Micmute is not a "safe" LED by thinkpad-acpi's definition.

Besides, I want to see that LED hooked to alsa, any other use should be
protected by a module parameter (like fan-control is) or kernel config (like
unsafe LEDs are).
diff mbox

Patch

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 54d31c0..33b23cb 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -5050,8 +5050,10 @@  static const char * const tpacpi_led_names[TPACPI_LED_NUMLEDS] = {
 	"tpacpi::unknown_led2",
 	"tpacpi::unknown_led3",
 	"tpacpi::thinkvantage",
+	"tpacpi::unknown_led4",
+	"tpacpi::micmute"
 };
-#define TPACPI_SAFE_LEDS	0x1081U
+#define TPACPI_SAFE_LEDS	0x5081U
 
 static inline bool tpacpi_is_led_restricted(const unsigned int led)
 {
@@ -5274,7 +5276,7 @@  static const struct tpacpi_quirk led_useful_qtable[] __initconst = {
 	{ /* Lenovo */
 	  .vendor = PCI_VENDOR_ID_LENOVO,
 	  .bios = TPACPI_MATCH_ANY, .ec = TPACPI_MATCH_ANY,
-	  .quirks = 0x1fffU,
+	  .quirks = 0x5fffU,
 	},
 	{ /* IBM ThinkPads with no EC version string */
 	  .vendor = PCI_VENDOR_ID_IBM,