On Mon, May 29, 2023 at 03:52:25PM +0200, Konrad Dybcio wrote:
>
> Unify the indentation and explain the cryptic 0xF value.
>
> Signed-off-by: Konrad Dybcio <konrad.dyb...@linaro.org>
Reviewed-by: Akhil P Oommen <quic_akhi...@quicinc.com>
-Akhil
> ---
> drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> index 6bb4da70f6a6..e3ac3f045665 100644
> --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> @@ -1597,17 +1597,18 @@ static void a6xx_llc_slices_init(struct
> platform_device *pdev,
> a6xx_gpu->llc_mmio = ERR_PTR(-EINVAL);
> }
>
> -#define GBIF_CLIENT_HALT_MASK BIT(0)
> -#define GBIF_ARB_HALT_MASK BIT(1)
> +#define GBIF_CLIENT_HALT_MASK BIT(0)
> +#define GBIF_ARB_HALT_MASK BIT(1)
> +#define VBIF_XIN_HALT_CTRL0_MASK GENMASK(3, 0)
>
> void a6xx_bus_clear_pending_transactions(struct adreno_gpu *adreno_gpu, bool
> gx_off)
> {
> struct msm_gpu *gpu = &adreno_gpu->base;
>
> if (!a6xx_has_gbif(adreno_gpu)) {
> - gpu_write(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL0, 0xf);
> + gpu_write(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL0,
> VBIF_XIN_HALT_CTRL0_MASK);
> spin_until((gpu_read(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL1) &
> - 0xf) == 0xf);
> + (VBIF_XIN_HALT_CTRL0_MASK)) ==
> VBIF_XIN_HALT_CTRL0_MASK);
> gpu_write(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL0, 0);
>
> return;
>
> --
> 2.40.1
>
