Re: [PATCH drm/hisilicon 2/2] drm/hisilicon: Use the same style of variable type in hibmc_drm_drv

From: Thomas Zimmermann
Date: Wed Oct 14 2020 - 08:02:51 EST


Hi

On Wed, 30 Sep 2020 15:13:08 +0800 Tian Tao <tiantao6@xxxxxxxxxxxxx> wrote:

> Consistently Use the same style of variable type in hibmc_drm_de.c and
> hibmc_drm_de.h.
>
> Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 13 ++++++-------
> drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 8 ++++----
> 2 files changed, 10 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index 5632bce..0c1b40d
> 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> @@ -121,12 +121,11 @@ static void hibmc_kms_fini(struct hibmc_drm_private
> *priv) /*
> * It can operate in one of three modes: 0, 1 or Sleep.
> */
> -void hibmc_set_power_mode(struct hibmc_drm_private *priv,
> - unsigned int power_mode)
> +void hibmc_set_power_mode(struct hibmc_drm_private *priv, u32 power_mode)
> {
> - unsigned int control_value = 0;
> + u32 control_value = 0;
> void __iomem *mmio = priv->mmio;
> - unsigned int input = 1;
> + u32 input = 1;
>
> if (power_mode > HIBMC_PW_MODE_CTL_MODE_SLEEP)
> return;
> @@ -144,8 +143,8 @@ void hibmc_set_power_mode(struct hibmc_drm_private
> *priv,
> void hibmc_set_current_gate(struct hibmc_drm_private *priv, unsigned int
> gate) {
> - unsigned int gate_reg;
> - unsigned int mode;
> + u32 gate_reg;
> + u32 mode;
> void __iomem *mmio = priv->mmio;
>
> /* Get current power mode. */
> @@ -170,7 +169,7 @@ void hibmc_set_current_gate(struct hibmc_drm_private
> *priv, unsigned int gate)
> static void hibmc_hw_config(struct hibmc_drm_private *priv)
> {
> - unsigned int reg;
> + u32 reg;
>
> /* On hardware reset, power mode 0 is default. */
> hibmc_set_power_mode(priv, HIBMC_PW_MODE_CTL_MODE_MODE0);
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h index 6a63502..5c4030d
> 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> @@ -33,8 +33,8 @@ struct hibmc_drm_private {
> /* hw */
> void __iomem *mmio;
> void __iomem *fb_map;
> - unsigned long fb_base;
> - unsigned long fb_size;
> + u64 fb_base;
> + u64 fb_size;

resource_size_t would be the correct type here.

With my comments addressed:

Acked-by: Thomas Zimmermann <tzimmermann@xxxxxxx>

Best regards
Thomas

>
> /* drm */
> struct drm_device *dev;
> @@ -56,9 +56,9 @@ static inline struct hibmc_drm_private
> *to_hibmc_drm_private(struct drm_device * }
>
> void hibmc_set_power_mode(struct hibmc_drm_private *priv,
> - unsigned int power_mode);
> + u32 power_mode);
> void hibmc_set_current_gate(struct hibmc_drm_private *priv,
> - unsigned int gate);
> + u32 gate);
>
> int hibmc_de_init(struct hibmc_drm_private *priv);
> int hibmc_vdac_init(struct hibmc_drm_private *priv);



--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer