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[PULL 18/31] ppc/pnv: change pnv_pec_stk_update_map() to use PnvPHB4
From: |
Cédric Le Goater |
Subject: |
[PULL 18/31] ppc/pnv: change pnv_pec_stk_update_map() to use PnvPHB4 |
Date: |
Tue, 18 Jan 2022 14:07:17 +0100 |
From: Daniel Henrique Barboza <danielhb413@gmail.com>
stack->nest_regs_mr wasn't migrated to PnvPHB4 together with phb->nest_regs[] in
the previous patch. We were unable to cleanly convert its write MemoryRegionOps,
pnv_pec_stk_nest_xscom_write(), to use PnvPHB4 instead of PnvPhb4PecStack due to
pnv_pec_stk_update_map() using a stack. Thing is, we're now able to convert
pnv_pec_stk_update_map() because of what the did in previous patch.
The need for this intermediate step is a good example of the interconnected
relationship between stack and phb that we aim to cleanup.
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220113192952.911188-9-danielhb413@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
hw/pci-host/pnv_phb4.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/hw/pci-host/pnv_phb4.c b/hw/pci-host/pnv_phb4.c
index 916a7a3cf0f4..0f4464ec67f4 100644
--- a/hw/pci-host/pnv_phb4.c
+++ b/hw/pci-host/pnv_phb4.c
@@ -893,10 +893,10 @@ static void pnv_phb4_update_regions(PnvPHB4 *phb)
pnv_phb4_check_all_mbt(phb);
}
-static void pnv_pec_stk_update_map(PnvPhb4PecStack *stack)
+static void pnv_pec_stk_update_map(PnvPHB4 *phb)
{
+ PnvPhb4PecStack *stack = phb->stack;
PnvPhb4PecState *pec = stack->pec;
- PnvPHB4 *phb = stack->phb;
MemoryRegion *sysmem = get_system_memory();
uint64_t bar_en = phb->nest_regs[PEC_NEST_STK_BAR_EN];
uint64_t bar, mask, size;
@@ -1046,7 +1046,7 @@ static void pnv_pec_stk_nest_xscom_write(void *opaque,
hwaddr addr,
break;
case PEC_NEST_STK_BAR_EN:
phb->nest_regs[reg] = val & 0xf000000000000000ull;
- pnv_pec_stk_update_map(stack);
+ pnv_pec_stk_update_map(phb);
break;
case PEC_NEST_STK_DATA_FRZ_TYPE:
case PEC_NEST_STK_PBCQ_TUN_BAR:
--
2.31.1
- [PULL 15/31] ppc/pnv: change pnv_phb4_update_regions() to use PnvPHB4, (continued)
- [PULL 15/31] ppc/pnv: change pnv_phb4_update_regions() to use PnvPHB4, Cédric Le Goater, 2022/01/18
- [PULL 07/31] target/ppc: Remove last user of .load_state_old, Cédric Le Goater, 2022/01/18
- [PULL 08/31] target/ppc: Finish removal of 401/403 CPUs, Cédric Le Goater, 2022/01/18
- [PULL 25/31] ppc/pnv: remove PnvPhb4PecStack::stack_no, Cédric Le Goater, 2022/01/18
- [PULL 06/31] Link new ppc-spapr-uv-hcalls.rst to pseries.rst., Cédric Le Goater, 2022/01/18
- [PULL 19/31] ppc/pnv: move nest_regs_mr to PnvPHB4, Cédric Le Goater, 2022/01/18
- [PULL 28/31] ppc/pnv: rename pnv_pec_stk_update_map(), Cédric Le Goater, 2022/01/18
- [PULL 30/31] ppc/pnv: Add a 'rp_model' class attribute for the PHB4 PEC, Cédric Le Goater, 2022/01/18
- [PULL 26/31] ppc/pnv: make PECs create and realize PHB4s, Cédric Le Goater, 2022/01/18
- [PULL 29/31] ppc/pnv: Move root port allocation under pnv_pec_default_phb_realize(), Cédric Le Goater, 2022/01/18
- [PULL 18/31] ppc/pnv: change pnv_pec_stk_update_map() to use PnvPHB4,
Cédric Le Goater <=
- [PULL 20/31] ppc/pnv: move phb_regs_mr to PnvPHB4, Cédric Le Goater, 2022/01/18
- [PULL 27/31] ppc/pnv: remove PnvPhb4PecStack object, Cédric Le Goater, 2022/01/18
- [PULL 17/31] ppc/pnv: move nest_regs[] to PnvPHB4, Cédric Le Goater, 2022/01/18
- [PULL 23/31] ppc/pnv: remove stack pointer from PnvPHB4, Cédric Le Goater, 2022/01/18
- [PULL 24/31] ppc/pnv: move default_phb_realize() to pec_realize(), Cédric Le Goater, 2022/01/18
- [PULL 31/31] ppc/pnv: Remove PHB4 version property, Cédric Le Goater, 2022/01/18
- Re: [PULL 00/31] ppc queue, Peter Maydell, 2022/01/18