[PATCH v3 3/4] drm/mgag200: Add vblank support
Emil Velikov
emil.l.velikov at gmail.com
Thu Dec 5 18:56:55 UTC 2019
On Thu, 5 Dec 2019 at 18:28, Thomas Zimmermann <tzimmermann at suse.de> wrote:
> >> +/* Interrupt fields */
> >> +#define MGA_VLINEPEN (0x01 << 5)
> >> +#define MGA_VLINECLR (0x01 << 5)
> >> +#define MGA_VLINEIEN (0x01 << 5)
> > Use BIT(5)?
> > The bitfield name could be more readable if they included the register
> > name.
> > Example:
> > #define MGA_STATUS_VLINEPEN BIT(5)
> > #define MGA_ICLEAR_VLINECLR BIT(5)
> > #define MGA_IEN_VLINEIEN BIT(5)
>
> Oh, good point. I wasn't aware of this macro.
>
While at it, please keep bitfields close to the respective registers.
Don't know much about the driver to review this, for 1&2
Reviewed-by: Emil Velikov <emil.velikov at collabora.com>
I'll look at 4/4 first thing tomorrow.
Thanks
Emil
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