diff mbox series

[v2,1/3] i3c: master: svc: Fix missing the IBI rules

Message ID 20250318053606.3087121-2-yschu@nuvoton.com (mailing list archive)
State Accepted
Headers show
Series Some fixes for Silvaco I3C controller driver | expand

Commit Message

Stanley Chu March 18, 2025, 5:36 a.m. UTC 
From: Stanley Chu <yschu@nuvoton.com>

The code does not add IBI rules for devices with controller capability.
However, the secondary controller has the controller capability and works
at target mode when the device is probed. Therefore, add IBI rules for
such devices.

Fixes: dd3c52846d59 ("i3c: master: svc: Add Silvaco I3C master driver")
Signed-off-by: Stanley Chu <yschu@nuvoton.com>
---
 drivers/i3c/master/svc-i3c-master.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Frank Li March 18, 2025, 1:33 p.m. UTC | #1 
On Tue, Mar 18, 2025 at 01:36:04PM +0800, Stanley Chu wrote:
> From: Stanley Chu <yschu@nuvoton.com>
>
> The code does not add IBI rules for devices with controller capability.
> However, the secondary controller has the controller capability and works
> at target mode when the device is probed. Therefore, add IBI rules for
> such devices.
>
> Fixes: dd3c52846d59 ("i3c: master: svc: Add Silvaco I3C master driver")
> Signed-off-by: Stanley Chu <yschu@nuvoton.com>

Reviewed-by: Frank Li <Frank.Li@nxp.com>

> ---
>  drivers/i3c/master/svc-i3c-master.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c
> index 1d1f351b9a85..a72ba5a7edd4 100644
> --- a/drivers/i3c/master/svc-i3c-master.c
> +++ b/drivers/i3c/master/svc-i3c-master.c
> @@ -1106,7 +1106,7 @@ static int svc_i3c_update_ibirules(struct svc_i3c_master *master)
>
>  	/* Create the IBIRULES register for both cases */
>  	i3c_bus_for_each_i3cdev(&master->base.bus, dev) {
> -		if (I3C_BCR_DEVICE_ROLE(dev->info.bcr) == I3C_BCR_I3C_MASTER)
> +		if (!(dev->info.bcr & I3C_BCR_IBI_REQ_CAP))
>  			continue;
>
>  		if (dev->info.bcr & I3C_BCR_IBI_PAYLOAD) {
> --
> 2.34.1
>
diff mbox series

Patch

diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c
index 1d1f351b9a85..a72ba5a7edd4 100644
--- a/drivers/i3c/master/svc-i3c-master.c
+++ b/drivers/i3c/master/svc-i3c-master.c
@@ -1106,7 +1106,7 @@  static int svc_i3c_update_ibirules(struct svc_i3c_master *master)
 
 	/* Create the IBIRULES register for both cases */
 	i3c_bus_for_each_i3cdev(&master->base.bus, dev) {
-		if (I3C_BCR_DEVICE_ROLE(dev->info.bcr) == I3C_BCR_I3C_MASTER)
+		if (!(dev->info.bcr & I3C_BCR_IBI_REQ_CAP))
 			continue;
 
 		if (dev->info.bcr & I3C_BCR_IBI_PAYLOAD) {