1 From 2dcd28f7b4f5b92686da45f4ec46802026fb8573 Mon Sep 17 00:00:00 2001
2 From: Roy Pledge <Roy.Pledge@freescale.com>
3 Date: Mon, 11 Jul 2016 14:34:59 +0800
4 Subject: [PATCH 24/70] Add APIs to setup HugeTLB mappings for USDPAA
6 commit 189653d40d5dc41b8bd4cfb61f766bd8a89b1e34
9 Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
11 arch/powerpc/mm/fsl_booke_mmu.c | 14 +++++++++++++-
12 arch/powerpc/mm/mmu_decl.h | 6 ++++++
13 2 files changed, 19 insertions(+), 1 deletion(-)
15 --- a/arch/powerpc/mm/fsl_booke_mmu.c
16 +++ b/arch/powerpc/mm/fsl_booke_mmu.c
17 @@ -105,7 +105,7 @@ unsigned long p_mapped_by_tlbcam(phys_ad
18 * an unsigned long (for example, 32-bit implementations cannot support a 4GB
21 -static void settlbcam(int index, unsigned long virt, phys_addr_t phys,
22 +void settlbcam(int index, unsigned long virt, phys_addr_t phys,
23 unsigned long size, unsigned long flags, unsigned int pid)
26 @@ -143,6 +143,18 @@ static void settlbcam(int index, unsigne
27 tlbcam_addrs[index].phys = phys;
30 +void cleartlbcam(unsigned long virt, unsigned int pid)
33 + for (i = 0; i < NUM_TLBCAMS; i++) {
34 + if (tlbcam_addrs[i].start == virt) {
42 unsigned long calc_cam_sz(unsigned long ram, unsigned long virt,
45 --- a/arch/powerpc/mm/mmu_decl.h
46 +++ b/arch/powerpc/mm/mmu_decl.h
47 @@ -91,6 +91,12 @@ extern void _tlbia(void);
49 #endif /* CONFIG_PPC_MMU_NOHASH */
51 +void settlbcam(int index, unsigned long virt, phys_addr_t phys,
52 + unsigned long size, unsigned long flags, unsigned int pid);
54 +void cleartlbcam(unsigned long virt, unsigned int pid);
59 extern void mapin_ram(void);