build/patch/kernel/sunxi-legacy/0070-drm-lima-clear-vm-page-table-when-alloc.patch
Igor Pečovnik 150ac0c2af
Remove K<4, change branches, new features (#1586)
AR-1 - Adding support category for distributions
AR-4 - Remove Allwinner legacy
AR-5 - Drop Udoo family and move Udoo board into newly created imx6 family
AR-9 - Rename sunxi-next to sunxi-legacy
AR-10 - Rename sunxi-dev to sunxi-current
AR-11 - Adding Radxa Rockpi S support
AR-13 - Rename rockchip64-default to rockchip64-legacy
AR-14 - Add rockchip64-current as mainline source
AR-15 - Drop Rockchip 4.19.y NEXT, current become 5.3.y
AR-16 - Rename RK3399 default to legacy
AR-17 - Rename Odroid XU4 next and default to legacy 4.14.y, add DEV 5.4.y
AR-18 - Add Odroid N2 current mainline
AR-19 - Move Odroid C1 to meson family
AR-20 - Rename mvebu64-default to mvebu64-legacy
AR-21 - Rename mvebu-default to mvebu-legacy
AR-22 - Rename mvebu-next to mvebu-current
AR-23 - Drop meson64 default and next, current becomes former DEV 5.3.y
AR-24 - Drop cubox family and move Cubox/Hummingboard boards under imx6
AR-26 - Adjust motd
AR-27 - Enabling distribution release status
AR-28 - Added new GCC compilers
AR-29 - Implementing Ubuntu Eoan
AR-30 - Add desktop packages per board or family
AR-31 - Remove (Ubuntu/Debian) distribution name from image filename
AR-32 - Move arch configs from configuration.sh to separate arm64 and armhf config files
AR-33 - Revision numbers for beta builds changed to day_in_the_year
AR-34 - Patches support linked patches
AR-35 - Break meson64 family into gxbb and gxl
AR-36 - Add Nanopineo2 Black
AR-38 - Upgrade option from old branches to new one via armbian-config
AR-41 - Show full timezone info
AR-43 - Merge Odroid N2 to meson64
AR-44 - Enable FORCE_BOOTSCRIPT_UPDATE for all builds
2019-11-19 23:25:39 +01:00

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1.1 KiB
Diff

From 3930833ef2781427cccc0860a86525498d646f72 Mon Sep 17 00:00:00 2001
From: Qiang Yu <yuq825@gmail.com>
Date: Thu, 31 May 2018 16:19:07 +0800
Subject: [PATCH 070/146] drm/lima: clear vm page table when alloc
ttm_bo_type_kernel will not be cleared when alloc.
Signed-off-by: Qiang Yu <yuq825@gmail.com>
---
drivers/gpu/drm/lima/lima_vm.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/lima/lima_vm.c b/drivers/gpu/drm/lima/lima_vm.c
index ab7438685234..514115df4e4c 100644
--- a/drivers/gpu/drm/lima/lima_vm.c
+++ b/drivers/gpu/drm/lima/lima_vm.c
@@ -98,6 +98,7 @@ static int lima_vm_map_page_table(struct lima_vm *vm, dma_addr_t *dma,
err = PTR_ERR(bt);
goto err_out;
}
+ memset(bt, 0, LIMA_PAGE_SIZE << LIMA_VM_NUM_PT_PER_BT_SHIFT);
vm->bts[pbe] = bt_bo;
pd = lima_bo_kmap(vm->pd);
@@ -286,6 +287,7 @@ struct lima_vm *lima_vm_create(struct lima_device *dev)
pd = lima_bo_kmap(vm->pd);
if (IS_ERR(pd))
goto err_out1;
+ memset(pd, 0, LIMA_PAGE_SIZE);
if (dev->dlbu_cpu) {
int err = lima_vm_map_page_table(
--
2.17.1