On Sat, Nov 16, 2019 at 07:04:28PM +0800, zhengbin wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/gpu/drm/gma500/cdv_intel_dp.c: In function
> cdv_intel_dp_complete_link_train:
> drivers/gpu/drm/gma500/cdv_intel_dp.c:1596:7: warning: variable channel_eq
> set but not used [-Wunused-but-set-variable]
>
> It is never used, so remove it.
>
> Reported-by: Hulk Robot
> Signed-off-by: zhengbin
Queued for 5.6 thanks for your patch.
-Daniel
> ---
> drivers/gpu/drm/gma500/cdv_intel_dp.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c
> b/drivers/gpu/drm/gma500/cdv_intel_dp.c
> index 570b595..5772b2d 100644
> --- a/drivers/gpu/drm/gma500/cdv_intel_dp.c
> +++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c
> @@ -1594,7 +1594,6 @@ cdv_intel_dp_complete_link_train(struct gma_encoder
> *encoder)
> {
> struct drm_device *dev = encoder->base.dev;
> struct cdv_intel_dp *intel_dp = encoder->dev_priv;
> - bool channel_eq = false;
> int tries, cr_tries;
> u32 reg;
> uint32_t DP = intel_dp->DP;
> @@ -1602,7 +1601,6 @@ cdv_intel_dp_complete_link_train(struct gma_encoder
> *encoder)
> /* channel equalization */
> tries = 0;
> cr_tries = 0;
> - channel_eq = false;
>
> DRM_DEBUG_KMS("\n");
> reg = DP | DP_LINK_TRAIN_PAT_2;
> @@ -1648,7 +1646,6 @@ cdv_intel_dp_complete_link_train(struct gma_encoder
> *encoder)
>
> if (cdv_intel_channel_eq_ok(encoder)) {
> DRM_DEBUG_KMS("PT2 train is done\n");
> - channel_eq = true;
> break;
> }
>
> --
> 2.7.4
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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