diff mbox series

[23/23] clocksource: exynos_mct: Add support for handling three clusters

Message ID 20220113121143.22280-24-alim.akhtar@samsung.com (mailing list archive)
State Superseded
Headers show
Series [01/23] dt-bindings: clock: Document FSD CMU bindings | expand

Commit Message

Alim Akhtar Jan. 13, 2022, 12:11 p.m. UTC
From: Aswani Reddy <aswani.reddy@samsung.com>

This patch adds support for handling thress clusters
(upto 12 CPUs)

Cc: linux-fsd@tesla.com
Signed-off-by: Aswani Reddy <aswani.reddy@samsung.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
---
 drivers/clocksource/exynos_mct.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

Comments

Krzysztof Kozlowski Jan. 13, 2022, 1:36 p.m. UTC | #1
On 13/01/2022 13:11, Alim Akhtar wrote:
> From: Aswani Reddy <aswani.reddy@samsung.com>
> 
> This patch adds support for handling thress clusters
> (upto 12 CPUs)
> 
> Cc: linux-fsd@tesla.com
> Signed-off-by: Aswani Reddy <aswani.reddy@samsung.com>
> Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
> ---
>  drivers/clocksource/exynos_mct.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c
> index 5e3e96d3d1b9..ba3af940a687 100644
> --- a/drivers/clocksource/exynos_mct.c
> +++ b/drivers/clocksource/exynos_mct.c
> @@ -78,6 +78,10 @@ enum {
>  	MCT_L5_IRQ,
>  	MCT_L6_IRQ,
>  	MCT_L7_IRQ,
> +	MCT_L8_IRQ,
> +	MCT_L9_IRQ,
> +	MCT_L10_IRQ,
> +	MCT_L11_IRQ,

I think this should be variable, based on SoC compatible. The mistake
was done already when adding Exynos5420 support by Linaro/Samsung, but
at least let's correct it now.

Older MCTs/SoCs do not support 12 local interrupts, so they do not need
and should not register so many interrupts.


Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c
index 5e3e96d3d1b9..ba3af940a687 100644
--- a/drivers/clocksource/exynos_mct.c
+++ b/drivers/clocksource/exynos_mct.c
@@ -78,6 +78,10 @@  enum {
 	MCT_L5_IRQ,
 	MCT_L6_IRQ,
 	MCT_L7_IRQ,
+	MCT_L8_IRQ,
+	MCT_L9_IRQ,
+	MCT_L10_IRQ,
+	MCT_L11_IRQ,
 	MCT_NR_IRQS,
 };
 
@@ -89,7 +93,7 @@  static int mct_irqs[MCT_NR_IRQS];
 struct mct_clock_event_device {
 	struct clock_event_device evt;
 	unsigned long base;
-	char name[10];
+	char name[11];
 };
 
 static void exynos4_mct_write(unsigned int value, unsigned long offset)