From 546c81fd1ab956a9f40ee2d0839bd93e1a59f2d9 Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Tue, 13 May 2014 15:30:26 +0100 Subject: [PATCH] drm/i915: Use ilk_wm_max_level() in latency debugfs files Signed-off-by: Damien Lespiau [danvet: Squash in patch that exported ilk_wm_max_level.] Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_debugfs.c | 4 ++-- drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_pm.c | 2 +- 3 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 506db72efdc7..7bd169ac1c7a 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -3124,7 +3124,7 @@ static const struct file_operations i915_display_crc_ctl_fops = { static void wm_latency_show(struct seq_file *m, const uint16_t wm[5]) { struct drm_device *dev = m->private; - int num_levels = IS_HASWELL(dev) || IS_BROADWELL(dev) ? 5 : 4; + int num_levels = ilk_wm_max_level(dev) + 1; int level; drm_modeset_lock_all(dev); @@ -3207,7 +3207,7 @@ static ssize_t wm_latency_write(struct file *file, const char __user *ubuf, struct seq_file *m = file->private_data; struct drm_device *dev = m->private; uint16_t new[5] = { 0 }; - int num_levels = IS_HASWELL(dev) || IS_BROADWELL(dev) ? 5 : 4; + int num_levels = ilk_wm_max_level(dev) + 1; int level; int ret; char tmp[32]; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index acfc5c853b38..32a74e19d9d9 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -917,6 +917,7 @@ extern struct drm_display_mode *intel_find_panel_downclock( /* intel_pm.c */ void intel_init_clock_gating(struct drm_device *dev); void intel_suspend_hw(struct drm_device *dev); +int ilk_wm_max_level(const struct drm_device *dev); void intel_update_watermarks(struct drm_crtc *crtc); void intel_update_sprite_watermarks(struct drm_plane *plane, struct drm_crtc *crtc, diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 7699d7a5660e..1e66a5661784 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2077,7 +2077,7 @@ static void intel_fixup_cur_wm_latency(struct drm_device *dev, uint16_t wm[5]) wm[3] *= 2; } -static int ilk_wm_max_level(const struct drm_device *dev) +int ilk_wm_max_level(const struct drm_device *dev) { /* how many WM levels are we expecting */ if (IS_HASWELL(dev) || IS_BROADWELL(dev)) -- 2.39.5