diff mbox series

[1/3] irqchip/gic-v3: Enable Rockchip 3588001 erratum workaround for RK3582

Message ID 20241222030355.2246-2-naoki@radxa.com (mailing list archive)
State New
Headers show
Series rockchip: Add support for RK3582 | expand

Commit Message

FUKAUMI Naoki Dec. 22, 2024, 3:03 a.m. UTC
Rockchip RK3582 is a scaled down version of Rockchip RK3588(S). Apply
Rockchip 3588001 erratum workaround to RK3582.

Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
---
 drivers/irqchip/irq-gic-v3-its.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Marc Zyngier Dec. 22, 2024, 9:04 a.m. UTC | #1
On Sun, 22 Dec 2024 03:03:53 +0000,
FUKAUMI Naoki <naoki@radxa.com> wrote:
> 
> Rockchip RK3582 is a scaled down version of Rockchip RK3588(S). Apply
> Rockchip 3588001 erratum workaround to RK3582.
> 
> Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
> ---
>  drivers/irqchip/irq-gic-v3-its.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
> index 92244cfa0464..c59ce9332dc0 100644
> --- a/drivers/irqchip/irq-gic-v3-its.c
> +++ b/drivers/irqchip/irq-gic-v3-its.c
> @@ -4861,7 +4861,8 @@ static bool __maybe_unused its_enable_rk3588001(void *data)
>  {
>  	struct its_node *its = data;
>  
> -	if (!of_machine_is_compatible("rockchip,rk3588") &&
> +	if (!of_machine_is_compatible("rockchip,rk3582") &&
> +	    !of_machine_is_compatible("rockchip,rk3588") &&
>  	    !of_machine_is_compatible("rockchip,rk3588s"))
>  		return false;
>  

Please use the relevant property for that purpose ("dma-noncoherent")
at the distributor and ITS levels. We're not adding extra compatibles
for this anymore, and you might as well fix the core dtsi to expose
such property.

Thanks,

	M.
FUKAUMI Naoki Dec. 22, 2024, 12:10 p.m. UTC | #2
Hi Marc,

On 12/22/24 18:04, Marc Zyngier wrote:
> On Sun, 22 Dec 2024 03:03:53 +0000,
> FUKAUMI Naoki <naoki@radxa.com> wrote:
>>
>> Rockchip RK3582 is a scaled down version of Rockchip RK3588(S). Apply
>> Rockchip 3588001 erratum workaround to RK3582.
>>
>> Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
>> ---
>>   drivers/irqchip/irq-gic-v3-its.c | 3 ++-
>>   1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
>> index 92244cfa0464..c59ce9332dc0 100644
>> --- a/drivers/irqchip/irq-gic-v3-its.c
>> +++ b/drivers/irqchip/irq-gic-v3-its.c
>> @@ -4861,7 +4861,8 @@ static bool __maybe_unused its_enable_rk3588001(void *data)
>>   {
>>   	struct its_node *its = data;
>>   
>> -	if (!of_machine_is_compatible("rockchip,rk3588") &&
>> +	if (!of_machine_is_compatible("rockchip,rk3582") &&
>> +	    !of_machine_is_compatible("rockchip,rk3588") &&
>>   	    !of_machine_is_compatible("rockchip,rk3588s"))
>>   		return false;
>>   
> 
> Please use the relevant property for that purpose ("dma-noncoherent")
> at the distributor and ITS levels. We're not adding extra compatibles
> for this anymore, and you might as well fix the core dtsi to expose
> such property.

I see. I'll drop this patch in v2.

Best regards,

--
FUKAUMI Naoki
Radxa Computer (Shenzhen) Co., Ltd.

> Thanks,
> 
> 	M.
>
diff mbox series

Patch

diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 92244cfa0464..c59ce9332dc0 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -4861,7 +4861,8 @@  static bool __maybe_unused its_enable_rk3588001(void *data)
 {
 	struct its_node *its = data;
 
-	if (!of_machine_is_compatible("rockchip,rk3588") &&
+	if (!of_machine_is_compatible("rockchip,rk3582") &&
+	    !of_machine_is_compatible("rockchip,rk3588") &&
 	    !of_machine_is_compatible("rockchip,rk3588s"))
 		return false;