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

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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
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