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meta-digi-arm:gpu: Add GPU memory reserved configuration. 

This commit adds support to read the GPU reserved memory
from the DT.

Signed-off-by: Mike Engel <Mike.Engel@digi.com>

https://jira.digi.com/browse/DEL-3868
This commit is contained in:
Mike Engel 2017-04-11 17:02:06 +02:00
parent 247df66459
commit 2f47dfb48c
2 changed files with 40 additions and 1 deletions
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38
meta-digi-arm/recipes-kernel/kernel-modules/kernel-module-imx-gpu-viv/0003-gpu-Get-GPU-reserved-memory-from-DT.patch Normal file
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@ -0,0 +1,38 @@
From: Mike Engel <Mike.Engel@digi.com>
Date: Tue, 11 Apr 2017 11:13:23 +0200
Subject: [PATCH] gpu: Get GPU reserved memory from DT.
This commit adds support to specify the GPU reserved memory in
the DT.
Signed-off-by: Mike Engel <Mike.Engel@digi.com>
https://jira.digi.com/browse/DEL-3868
---
.../linux/kernel/platform/freescale/gc_hal_kernel_platform_imx6q14.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/kernel-module-imx-gpu-viv-src/hal/os/linux/kernel/platform/freescale/gc_hal_kernel_platform_imx6q14.c b/kernel-module-imx-gpu-viv-src/hal/os/linux/kernel/platform/freescale/gc_hal_kernel_platform_imx6q14.c
index dc7c976..fd2dbd3 100644
--- a/kernel-module-imx-gpu-viv-src/hal/os/linux/kernel/platform/freescale/gc_hal_kernel_platform_imx6q14.c
+++ b/kernel-module-imx-gpu-viv-src/hal/os/linux/kernel/platform/freescale/gc_hal_kernel_platform_imx6q14.c
@@ -444,7 +444,7 @@ gckPLATFORM_AdjustParam(
Args->registerMemSizeVG = res->end - res->start + 1;
}
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0)
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "contiguous_mem");
if (res)
{
@@ -453,8 +453,6 @@ gckPLATFORM_AdjustParam(
if( Args->contiguousSize == ~0U )
Args->contiguousSize = res->end - res->start + 1;
}
-#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0)
- Args->contiguousBase = 0;
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)
prop = of_get_property(dn, "contiguousbase", NULL);
if(prop)

3
meta-digi-arm/recipes-kernel/kernel-modules/kernel-module-imx-gpu-viv_%.bbappend
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@ -1,8 +1,9 @@
# Copyright (C) 2015 Digi International
# Copyright (C) 2015-2017 Digi International
FILESEXTRAPATHS_prepend := "${THISDIR}/${BPN}:"
SRC_URI += " \
file://0001-mxc-gpu-use-recommended-values-for-minimum-GPU-frequ.patch \
file://0002-Use-busfreq-imx6.h-up-to-3.15-kernel.patch \
file://0003-gpu-Get-GPU-reserved-memory-from-DT.patch \
"