[v5,13/25] PM / devfreq: rockchip-dfi: Pass private data struct to internal functions
Commit Message
The internal functions do not need the struct devfreq_event_dev *,
so pass them the struct rockchip_dfi *. This is a preparation for
adding perf support later which doesn't have a struct devfreq_event_dev *.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
drivers/devfreq/event/rockchip-dfi.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)
Comments
Hi,
On Wed, May 24, 2023 at 10:31:41AM +0200, Sascha Hauer wrote:
> The internal functions do not need the struct devfreq_event_dev *,
> so pass them the struct rockchip_dfi *. This is a preparation for
> adding perf support later which doesn't have a struct devfreq_event_dev *.
>
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> ---
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
-- Sebastian
> drivers/devfreq/event/rockchip-dfi.c | 15 ++++++---------
> 1 file changed, 6 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c
> index 0a568c5551699..d39db5de7f19c 100644
> --- a/drivers/devfreq/event/rockchip-dfi.c
> +++ b/drivers/devfreq/event/rockchip-dfi.c
> @@ -72,9 +72,8 @@ struct rockchip_dfi {
> unsigned int channel_mask;
> };
>
> -static void rockchip_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
> +static void rockchip_dfi_start_hardware_counter(struct rockchip_dfi *dfi)
> {
> - struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
> void __iomem *dfi_regs = dfi->regs;
>
> /* clear DDRMON_CTRL setting */
> @@ -102,18 +101,16 @@ static void rockchip_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
> dfi_regs + DDRMON_CTRL);
> }
>
> -static void rockchip_dfi_stop_hardware_counter(struct devfreq_event_dev *edev)
> +static void rockchip_dfi_stop_hardware_counter(struct rockchip_dfi *dfi)
> {
> - struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
> void __iomem *dfi_regs = dfi->regs;
>
> writel_relaxed(HIWORD_UPDATE(0, DDRMON_CTRL_SOFTWARE_EN),
> dfi_regs + DDRMON_CTRL);
> }
>
> -static void rockchip_dfi_read_counters(struct devfreq_event_dev *edev, struct dmc_count *count)
> +static void rockchip_dfi_read_counters(struct rockchip_dfi *dfi, struct dmc_count *count)
> {
> - struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
> u32 i;
> void __iomem *dfi_regs = dfi->regs;
>
> @@ -131,7 +128,7 @@ static int rockchip_dfi_disable(struct devfreq_event_dev *edev)
> {
> struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
>
> - rockchip_dfi_stop_hardware_counter(edev);
> + rockchip_dfi_stop_hardware_counter(dfi);
> clk_disable_unprepare(dfi->clk);
>
> return 0;
> @@ -148,7 +145,7 @@ static int rockchip_dfi_enable(struct devfreq_event_dev *edev)
> return ret;
> }
>
> - rockchip_dfi_start_hardware_counter(edev);
> + rockchip_dfi_start_hardware_counter(dfi);
> return 0;
> }
>
> @@ -166,7 +163,7 @@ static int rockchip_dfi_get_event(struct devfreq_event_dev *edev,
> u32 access = 0, total = 0;
> int i;
>
> - rockchip_dfi_read_counters(edev, &count);
> + rockchip_dfi_read_counters(dfi, &count);
>
> /* We can only report one channel, so find the busiest one */
> for (i = 0; i < DMC_MAX_CHANNELS; i++) {
> --
> 2.39.2
>
@@ -72,9 +72,8 @@ struct rockchip_dfi {
unsigned int channel_mask;
};
-static void rockchip_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
+static void rockchip_dfi_start_hardware_counter(struct rockchip_dfi *dfi)
{
- struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
void __iomem *dfi_regs = dfi->regs;
/* clear DDRMON_CTRL setting */
@@ -102,18 +101,16 @@ static void rockchip_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
dfi_regs + DDRMON_CTRL);
}
-static void rockchip_dfi_stop_hardware_counter(struct devfreq_event_dev *edev)
+static void rockchip_dfi_stop_hardware_counter(struct rockchip_dfi *dfi)
{
- struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
void __iomem *dfi_regs = dfi->regs;
writel_relaxed(HIWORD_UPDATE(0, DDRMON_CTRL_SOFTWARE_EN),
dfi_regs + DDRMON_CTRL);
}
-static void rockchip_dfi_read_counters(struct devfreq_event_dev *edev, struct dmc_count *count)
+static void rockchip_dfi_read_counters(struct rockchip_dfi *dfi, struct dmc_count *count)
{
- struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
u32 i;
void __iomem *dfi_regs = dfi->regs;
@@ -131,7 +128,7 @@ static int rockchip_dfi_disable(struct devfreq_event_dev *edev)
{
struct rockchip_dfi *dfi = devfreq_event_get_drvdata(edev);
- rockchip_dfi_stop_hardware_counter(edev);
+ rockchip_dfi_stop_hardware_counter(dfi);
clk_disable_unprepare(dfi->clk);
return 0;
@@ -148,7 +145,7 @@ static int rockchip_dfi_enable(struct devfreq_event_dev *edev)
return ret;
}
- rockchip_dfi_start_hardware_counter(edev);
+ rockchip_dfi_start_hardware_counter(dfi);
return 0;
}
@@ -166,7 +163,7 @@ static int rockchip_dfi_get_event(struct devfreq_event_dev *edev,
u32 access = 0, total = 0;
int i;
- rockchip_dfi_read_counters(edev, &count);
+ rockchip_dfi_read_counters(dfi, &count);
/* We can only report one channel, so find the busiest one */
for (i = 0; i < DMC_MAX_CHANNELS; i++) {