From cbaa331504d16489c8b207da960351e7b0afb3e2 Mon Sep 17 00:00:00 2001
From: "Gustavo A. R. Silva" <garsilva@embeddedor.com>
Date: Mon, 15 May 2017 16:56:05 -0500
Subject: [PATCH] gpu: drm: i915: remove dead code
Git-commit: cbaa331504d16489c8b207da960351e7b0afb3e2
Patch-mainline: v4.13-rc1
References: FATE#322643 bsc#1055900
Local variable has_reduced_clock is assigned to a constant value and it is
never updated again. Remove this variable and the dead code it guards.
Addresses-coverity-id: 1362230
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170515215605.GA14963@embeddedgus
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/i915/intel_display.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8202,8 +8202,6 @@ static int ironlake_crtc_compute_clock(s
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
- struct dpll reduced_clock;
- bool has_reduced_clock = false;
struct intel_shared_dpll *pll;
const struct intel_limit *limit;
int refclk = 120000;
@@ -8246,8 +8244,7 @@ static int ironlake_crtc_compute_clock(s
return -EINVAL;
}
- ironlake_compute_dpll(crtc, crtc_state,
- has_reduced_clock ? &reduced_clock : NULL);
+ ironlake_compute_dpll(crtc, crtc_state, NULL);
pll = intel_get_shared_dpll(crtc, crtc_state, NULL);
if (pll == NULL) {
@@ -8256,10 +8253,6 @@ static int ironlake_crtc_compute_clock(s
return -EINVAL;
}
- if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- has_reduced_clock)
- crtc->lowfreq_avail = true;
-
return 0;
}