[PATCH] gpu: drm: gma500: remove dead code

From: Gustavo A. R. Silva
Date: Tue May 09 2017 - 11:22:31 EST


Local variable use_gct is assigned to a constant value and it is never
updated again. Remove this variable and the dead code it guards.

Addresses-Coverity-ID: 145690
Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/gma500/mdfld_tpo_vid.c | 51 ++++++----------------------------
1 file changed, 9 insertions(+), 42 deletions(-)

diff --git a/drivers/gpu/drm/gma500/mdfld_tpo_vid.c b/drivers/gpu/drm/gma500/mdfld_tpo_vid.c
index d8d4170..d40628e 100644
--- a/drivers/gpu/drm/gma500/mdfld_tpo_vid.c
+++ b/drivers/gpu/drm/gma500/mdfld_tpo_vid.c
@@ -32,53 +32,20 @@ static struct drm_display_mode *tpo_vid_get_config_mode(struct drm_device *dev)
struct drm_display_mode *mode;
struct drm_psb_private *dev_priv = dev->dev_private;
struct oaktrail_timing_info *ti = &dev_priv->gct_data.DTD;
- bool use_gct = false;

mode = kzalloc(sizeof(*mode), GFP_KERNEL);
if (!mode)
return NULL;

- if (use_gct) {
- mode->hdisplay = (ti->hactive_hi << 8) | ti->hactive_lo;
- mode->vdisplay = (ti->vactive_hi << 8) | ti->vactive_lo;
- mode->hsync_start = mode->hdisplay +
- ((ti->hsync_offset_hi << 8) |
- ti->hsync_offset_lo);
- mode->hsync_end = mode->hsync_start +
- ((ti->hsync_pulse_width_hi << 8) |
- ti->hsync_pulse_width_lo);
- mode->htotal = mode->hdisplay + ((ti->hblank_hi << 8) |
- ti->hblank_lo);
- mode->vsync_start =
- mode->vdisplay + ((ti->vsync_offset_hi << 8) |
- ti->vsync_offset_lo);
- mode->vsync_end =
- mode->vsync_start + ((ti->vsync_pulse_width_hi << 8) |
- ti->vsync_pulse_width_lo);
- mode->vtotal = mode->vdisplay +
- ((ti->vblank_hi << 8) | ti->vblank_lo);
- mode->clock = ti->pixel_clock * 10;
-
- dev_dbg(dev->dev, "hdisplay is %d\n", mode->hdisplay);
- dev_dbg(dev->dev, "vdisplay is %d\n", mode->vdisplay);
- dev_dbg(dev->dev, "HSS is %d\n", mode->hsync_start);
- dev_dbg(dev->dev, "HSE is %d\n", mode->hsync_end);
- dev_dbg(dev->dev, "htotal is %d\n", mode->htotal);
- dev_dbg(dev->dev, "VSS is %d\n", mode->vsync_start);
- dev_dbg(dev->dev, "VSE is %d\n", mode->vsync_end);
- dev_dbg(dev->dev, "vtotal is %d\n", mode->vtotal);
- dev_dbg(dev->dev, "clock is %d\n", mode->clock);
- } else {
- mode->hdisplay = 864;
- mode->vdisplay = 480;
- mode->hsync_start = 873;
- mode->hsync_end = 876;
- mode->htotal = 887;
- mode->vsync_start = 487;
- mode->vsync_end = 490;
- mode->vtotal = 499;
- mode->clock = 33264;
- }
+ mode->hdisplay = 864;
+ mode->vdisplay = 480;
+ mode->hsync_start = 873;
+ mode->hsync_end = 876;
+ mode->htotal = 887;
+ mode->vsync_start = 487;
+ mode->vsync_end = 490;
+ mode->vtotal = 499;
+ mode->clock = 33264;

drm_mode_set_name(mode);
drm_mode_set_crtcinfo(mode, 0);
--
2.5.0