Re: [PATCH] drm/scdc: Fix typo in bit definition of SCDC_STATUS_FLAGS

From: Jani Nikula
Date: Tue Oct 22 2019 - 04:16:58 EST


On Wed, 16 Oct 2019, Patrik Jakobsson <patrik.r.jakobsson@xxxxxxxxx> wrote:
> Fix typo where bits got compared (x < y) instead of shifted (x << y).

Fixes: 3ad33ae2bc80 ("drm: Add SCDC helpers")
Cc: Thierry Reding <treding@xxxxxxxxxx>

> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@xxxxxxxxx>
> ---
> include/drm/drm_scdc_helper.h | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/include/drm/drm_scdc_helper.h b/include/drm/drm_scdc_helper.h
> index f92eb2094d6b..6a483533aae4 100644
> --- a/include/drm/drm_scdc_helper.h
> +++ b/include/drm/drm_scdc_helper.h
> @@ -50,9 +50,9 @@
> #define SCDC_READ_REQUEST_ENABLE (1 << 0)
>
> #define SCDC_STATUS_FLAGS_0 0x40
> -#define SCDC_CH2_LOCK (1 < 3)
> -#define SCDC_CH1_LOCK (1 < 2)
> -#define SCDC_CH0_LOCK (1 < 1)
> +#define SCDC_CH2_LOCK (1 << 3)
> +#define SCDC_CH1_LOCK (1 << 2)
> +#define SCDC_CH0_LOCK (1 << 1)
> #define SCDC_CH_LOCK_MASK (SCDC_CH2_LOCK | SCDC_CH1_LOCK | SCDC_CH0_LOCK)
> #define SCDC_CLOCK_DETECT (1 << 0)

--
Jani Nikula, Intel Open Source Graphics Center