[PATCH] Input: elan_i2c - Add ic type 0x19

[PATCH] Input: elan_i2c - Add ic type 0x19

[Jingle Wu 吳金國]

The 0x19 is valid 3000 serial ic type too.

Signed-off-by: Jingle Wu <jingle.wu@emc.com.tw>
---
 drivers/input/mouse/elan_i2c_core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index fee1796da3d0..7475803c6ce4 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -162,6 +162,9 @@ static int elan_get_fwinfo(u16 ic_type, u8 iap_version, u16 *validpage_count,
 	case 0x15:
 		*validpage_count = 1024;
 		break;
+	case 0x19:
+		*validpage_count = 2032;
+		break;
 	default:
 		/* unknown ic type clear value */
 		*validpage_count = 0;
-- 
2.34.1

[PATCH] Input: elan_i2c - increase device reset wait timeout after update FW

[Jingle Wu 吳金國]

Extend wait_for_completion_timeout from 300ms to 700ms to ensure
sufficient time for device reset after firmware update. 

Signed-off-by: Jingle Wu <jingle.wu@emc.com.tw>
---
 drivers/input/mouse/elan_i2c_i2c.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/input/mouse/elan_i2c_i2c.c b/drivers/input/mouse/elan_i2c_i2c.c
index a9057d124a88..88d4070d4b44 100644
--- a/drivers/input/mouse/elan_i2c_i2c.c
+++ b/drivers/input/mouse/elan_i2c_i2c.c
@@ -690,7 +690,7 @@ static int elan_i2c_finish_fw_update(struct i2c_client *client,
 	if (error) {
 		dev_err(dev, "device reset failed: %d\n", error);
 	} else if (!wait_for_completion_timeout(completion,
-						msecs_to_jiffies(300))) {
+						msecs_to_jiffies(700))) {
 		dev_err(dev, "timeout waiting for device reset\n");
 		error = -ETIMEDOUT;
 	}
-- 
2.34.1

Re: [PATCH] Input: elan_i2c - Add ic type 0x19

[Dmitry.torokhov@gmail.com]

On Tue, Apr 21, 2026 at 07:00:10AM +0000, Jingle Wu 吳金國 wrote:
> The 0x19 is valid 3000 serial ic type too.
> 
> Signed-off-by: Jingle Wu <jingle.wu@emc.com.tw>
> ---
>  drivers/input/mouse/elan_i2c_core.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
> index fee1796da3d0..7475803c6ce4 100644
> --- a/drivers/input/mouse/elan_i2c_core.c
> +++ b/drivers/input/mouse/elan_i2c_core.c
> @@ -162,6 +162,9 @@ static int elan_get_fwinfo(u16 ic_type, u8 iap_version, u16 *validpage_count,
>  	case 0x15:
>  		*validpage_count = 1024;
>  		break;
> +	case 0x19:
> +		*validpage_count = 2032;
> +		break;
>  	default:
>  		/* unknown ic type clear value */
>  		*validpage_count = 0;

Applied both, thank you.

-- 
Dmitry