From: David Gibson <david@gibson.dropbear.id.au>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: linuxppc-dev@lists.ozlabs.org,
Alistair Popple <alistair@popple.id.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Daniel Axtens <dja@axtens.net>,
Gavin Shan <gwshan@linux.vnet.ibm.com>,
Paul Mackerras <paulus@samba.org>,
Russell Currey <ruscur@russell.cc>,
Alex Williamson <alex.williamson@redhat.com>
Subject: Re: [PATCH kernel 02/10] powerpc/powernv: Rename pnv_pci_ioda2_tce_invalidate_entire
Date: Thu, 10 Mar 2016 16:35:44 +1100 [thread overview]
Message-ID: <20160310053544.GY22546@voom.fritz.box> (raw)
In-Reply-To: <1457504946-40649-3-git-send-email-aik@ozlabs.ru>
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On Wed, Mar 09, 2016 at 05:28:58PM +1100, Alexey Kardashevskiy wrote:
> As in fact pnv_pci_ioda2_tce_invalidate_entire() invalidates TCEs for
> the specific PE rather than the entire cache, rename it to
> pnv_pci_ioda2_tce_invalidate_pe(). In later patches we will add
> a proper pnv_pci_ioda2_tce_invalidate_entire().
>
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
> ---
> arch/powerpc/platforms/powernv/pci-ioda.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
> index 57dc2dc..889eca3 100644
> --- a/arch/powerpc/platforms/powernv/pci-ioda.c
> +++ b/arch/powerpc/platforms/powernv/pci-ioda.c
> @@ -1824,7 +1824,7 @@ static struct iommu_table_ops pnv_ioda1_iommu_ops = {
> .get = pnv_tce_get,
> };
>
> -static inline void pnv_pci_ioda2_tce_invalidate_entire(struct pnv_ioda_pe *pe)
> +static inline void pnv_pci_ioda2_tce_invalidate_pe(struct pnv_ioda_pe *pe)
> {
> /* 01xb - invalidate TCEs that match the specified PE# */
> unsigned long val = (0x4ull << 60) | (pe->pe_number & 0xFF);
> @@ -2101,7 +2101,7 @@ static long pnv_pci_ioda2_set_window(struct iommu_table_group *table_group,
>
> pnv_pci_link_table_and_group(phb->hose->node, num,
> tbl, &pe->table_group);
> - pnv_pci_ioda2_tce_invalidate_entire(pe);
> + pnv_pci_ioda2_tce_invalidate_pe(pe);
>
> return 0;
> }
> @@ -2245,7 +2245,7 @@ static long pnv_pci_ioda2_unset_window(struct iommu_table_group *table_group,
> if (ret)
> pe_warn(pe, "Unmapping failed, ret = %ld\n", ret);
> else
> - pnv_pci_ioda2_tce_invalidate_entire(pe);
> + pnv_pci_ioda2_tce_invalidate_pe(pe);
>
> pnv_pci_unlink_table_and_group(table_group->tables[num], table_group);
>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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next prev parent reply other threads:[~2016-03-10 5:44 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-09 6:28 [PATCH kernel 00/10] powerpc/powernv/npu: Enable PCI pass through for NVLink Alexey Kardashevskiy
2016-03-09 6:28 ` [PATCH kernel 01/10] vfio/spapr: Relax the IOMMU compatibility check Alexey Kardashevskiy
2016-03-10 5:35 ` David Gibson
2016-03-09 6:28 ` [PATCH kernel 02/10] powerpc/powernv: Rename pnv_pci_ioda2_tce_invalidate_entire Alexey Kardashevskiy
2016-03-10 5:35 ` David Gibson [this message]
2016-03-09 6:28 ` [PATCH kernel 03/10] powerpc/powernv: Define TCE Kill flags Alexey Kardashevskiy
2016-03-10 5:36 ` David Gibson
2016-03-09 6:29 ` [PATCH kernel 04/10] powerpc/powernv/npu: TCE Kill helpers cleanup Alexey Kardashevskiy
2016-03-10 5:42 ` David Gibson
2016-03-21 2:51 ` Alistair Popple
2016-03-09 6:29 ` [PATCH kernel 05/10] powerpc/powernv/npu: Use the correct IOMMU page size Alexey Kardashevskiy
2016-03-10 5:43 ` David Gibson
2016-03-21 2:57 ` Alistair Popple
2016-03-09 6:29 ` [PATCH kernel 06/10] powerpc/powernv/npu: Simplify DMA setup Alexey Kardashevskiy
2016-03-16 5:55 ` David Gibson
2016-03-21 3:59 ` Alistair Popple
2016-03-09 6:29 ` [PATCH kernel 07/10] powerpc/powernv/npu: Rework TCE Kill handling Alexey Kardashevskiy
2016-03-21 6:50 ` Alistair Popple
2016-03-09 6:29 ` [PATCH kernel 08/10] powerpc/powernv/npu: Add NPU devices to IOMMU group Alexey Kardashevskiy
2016-03-21 4:48 ` David Gibson
2016-03-21 8:25 ` Alexey Kardashevskiy
2016-03-22 0:25 ` David Gibson
2016-03-22 1:48 ` Alexey Kardashevskiy
2016-03-22 12:41 ` Benjamin Herrenschmidt
2016-03-09 6:29 ` [PATCH kernel 09/10] powerpc/powernv/ioda2: Export some helpers Alexey Kardashevskiy
2016-03-09 6:29 ` [PATCH kernel 10/10] powerpc/powernv/npu: Enable passing through via VFIO Alexey Kardashevskiy
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