From f45cea29b718edfdf4bdb6befc052d2d16b58203 Mon Sep 17 00:00:00 2001
From: Vladislav Sytchenko <Vladislav.Sytchenko@amd.com>
Date: Tue, 15 Dec 2020 12:02:04 -0500
Subject: [PATCH] [PAL] Clamp max image buffer size...

to the maximum size we can possibly create.

Change-Id: Iade51d84fdada4ae1299d9b2410d373a46357c66
---
 rocclr/device/pal/paldevice.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/rocclr/device/pal/paldevice.cpp b/rocclr/device/pal/paldevice.cpp
index d7b7af67ee..2f2f7edd6e 100644
--- a/rocclr/device/pal/paldevice.cpp
+++ b/rocclr/device/pal/paldevice.cpp
@@ -570,7 +570,11 @@ void NullDevice::fillDeviceInfo(const Pal::DeviceProperties& palProp,
 
   // OpenCL1.2 device info fields
   info_.builtInKernels_ = "";
-  info_.imageMaxBufferSize_ = MaxImageBufferSize;
+  // Clamp max image buffer size to the maximum buffer size we can create.
+  // Image format has max 4 channels per pixel, 1 DWORD per channel.
+  constexpr size_t kPixelRgbaSize = 4 * sizeof(int);
+  info_.imageMaxBufferSize_ = std::min(MaxImageBufferSize,
+                                       info_.maxMemAllocSize_ / kPixelRgbaSize);
   info_.image1DMaxWidth_ = maxTextureSize;
   info_.imageMaxArraySize_ = MaxImageArraySize;
   info_.preferredInteropUserSync_ = true;