[PATCH] drm/i915: Increase max texture to 16k for gen9+
From: Alex Tu
Date: Thu Dec 07 2017 - 04:26:31 EST
Rrefer to another patch [1] on mesa to extend width/height to 16384.
For issue :
- https://bugs.freedesktop.org/show_bug.cgi?id=102508
- LP: #1714178 Triple monitor display failed with Dell Dock (HiDPI)
[1] https://patchwork.freedesktop.org/patch/124918/
Signed-off-by: Alex Tu <alex.tu@xxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_display.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 47a2f6acee50..556fa57b18b8 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13905,7 +13905,7 @@ u32 intel_fb_pitch_limit(struct drm_i915_private *dev_priv,
/* "The stride in bytes must not exceed the of the size of 8K
* pixels and 32K bytes."
*/
- return min(8192 * cpp, 32768);
+ return min(16384 * cpp, 65536);
} else if (gen >= 5 && !HAS_GMCH_DISPLAY(dev_priv)) {
return 32*1024;
} else if (gen >= 4) {
@@ -14604,8 +14604,8 @@ int intel_modeset_init(struct drm_device *dev)
dev->mode_config.max_width = 4096;
dev->mode_config.max_height = 4096;
} else {
- dev->mode_config.max_width = 8192;
- dev->mode_config.max_height = 8192;
+ dev->mode_config.max_width = 16384;
+ dev->mode_config.max_height = 16384;
}
if (IS_I845G(dev_priv) || IS_I865G(dev_priv)) {
--
2.11.0