diff mbox series

[v3,1/3] clocksource/drivers/exynos_mct: Remove mct interrupt index enum

Message ID 20220221174547.26176-1-alim.akhtar@samsung.com
State Superseded
Headers show
Series [v3,1/3] clocksource/drivers/exynos_mct: Remove mct interrupt index enum | expand

Commit Message

Alim Akhtar Feb. 21, 2022, 5:45 p.m. UTC 
MCT driver define an enum which list global and local timer's
irq index. Most of them are not used but MCT_G0_IRQ and
MCT_L0_IRQ and these two are at a fixed offset/index.
Get rid of this enum and use a #define for the used irq index.

No functional changes expected.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
---
 drivers/clocksource/exynos_mct.c | 22 ++++++----------------
 1 file changed, 6 insertions(+), 16 deletions(-)

Comments

Krzysztof Kozlowski Feb. 21, 2022, 5:40 p.m. UTC | #1 
On 21/02/2022 18:45, Alim Akhtar wrote:
> Variable _name_ hold mct_tick number per cpu and it is currently
> limited to 10. Which restrict the scalability of the MCT driver for
> the SoC which has more local timers interrupts (>= 12).
> Increase the length of it to make mct_tick printed correctly for
> each local timer interrupts per CPU.
> 
> Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
> ---
>  drivers/clocksource/exynos_mct.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>


Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c
index 6db3d5511b0f..b3f3d27a837b 100644
--- a/drivers/clocksource/exynos_mct.c
+++ b/drivers/clocksource/exynos_mct.c
@@ -60,27 +60,17 @@ 
 #define MCT_CLKEVENTS_RATING		350
 #endif
 
+/* There are four Global timers starting with 0 offset */
+#define MCT_G0_IRQ	0
+/* Local timers count starts after global timer count */
+#define MCT_L0_IRQ	4
+#define MCT_NR_IRQS	12
+
 enum {
 	MCT_INT_SPI,
 	MCT_INT_PPI
 };
 
-enum {
-	MCT_G0_IRQ,
-	MCT_G1_IRQ,
-	MCT_G2_IRQ,
-	MCT_G3_IRQ,
-	MCT_L0_IRQ,
-	MCT_L1_IRQ,
-	MCT_L2_IRQ,
-	MCT_L3_IRQ,
-	MCT_L4_IRQ,
-	MCT_L5_IRQ,
-	MCT_L6_IRQ,
-	MCT_L7_IRQ,
-	MCT_NR_IRQS,
-};
-
 static void __iomem *reg_base;
 static unsigned long clk_rate;
 static unsigned int mct_int_type;