[PATCH] gpu: ipu-v3: prg: remove counter load enable

Philipp Zabel p.zabel at pengutronix.de
Thu May 4 06:43:01 UTC 2017


On Wed, 2017-05-03 at 18:16 +0200, Lucas Stach wrote:
> The counter load enable bit has no effect when the shadow register
> set is activated. As we always operate the PRG with shadow enabled
> it is safe to remove this.
> 
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
>  drivers/gpu/ipu-v3/ipu-prg.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/gpu/ipu-v3/ipu-prg.c b/drivers/gpu/ipu-v3/ipu-prg.c
> index caca57febbd6..ecc9ea44dc50 100644
> --- a/drivers/gpu/ipu-v3/ipu-prg.c
> +++ b/drivers/gpu/ipu-v3/ipu-prg.c
> @@ -318,8 +318,6 @@ int ipu_prg_channel_configure(struct ipuv3_channel *ipu_chan,
>  	writel(val, prg->regs + IPU_PRG_BADDR(prg_chan));
>  
>  	val = readl(prg->regs + IPU_PRG_CTL);
> -	/* counter load enable */
> -	val |= IPU_PRG_CTL_CNT_LOAD_EN(prg_chan);
>  	/* config AXI ID */
>  	val &= ~(IPU_PRG_CTL_SOFT_ARID_MASK <<
>  		 IPU_PRG_CTL_SOFT_ARID_SHIFT(prg_chan));

Applied to imx-drm/next, thanks.

regards
Philipp



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