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authorJakub Kicinski <jakub.kicinski@netronome.com>2018-08-28 13:20:43 -0700
committerDavid S. Miller <davem@davemloft.net>2018-08-28 16:01:47 -0700
commit8f6d6052cf65a19a0c58d7f056935520d9961e7c (patch)
tree1979a5ed5ee94cd62efd3421effb57c8f92e2613
parentnfp: add RTsym access helpers (diff)
downloadlinux-dev-8f6d6052cf65a19a0c58d7f056935520d9961e7c.tar.xz
linux-dev-8f6d6052cf65a19a0c58d7f056935520d9961e7c.zip
nfp: pass cpp_id to nfp_cpp_map_area()
Align nfp_cpp_map_area() with other CPP-level APIs and pass encoded cpp_id/dest rather than target, action, domain tuple. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Francois H. Theron <francois.theron@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net_main.c8
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpp.h4
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpplib.c12
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_rtsym.c8
4 files changed, 16 insertions, 16 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c
index 28516eecccc8..0b1ac9c234d1 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c
@@ -470,8 +470,8 @@ static void nfp_net_pci_unmap_mem(struct nfp_pf *pf)
static int nfp_net_pci_map_mem(struct nfp_pf *pf)
{
+ u32 min_size, cpp_id;
u8 __iomem *mem;
- u32 min_size;
int err;
min_size = pf->max_data_vnics * NFP_PF_CSR_SLICE_SIZE;
@@ -519,9 +519,9 @@ static int nfp_net_pci_map_mem(struct nfp_pf *pf)
pf->vfcfg_tbl2 = NULL;
}
- mem = nfp_cpp_map_area(pf->cpp, "net.qc", 0, 0,
- NFP_PCIE_QUEUE(0), NFP_QCP_QUEUE_AREA_SZ,
- &pf->qc_area);
+ cpp_id = NFP_CPP_ISLAND_ID(0, NFP_CPP_ACTION_RW, 0, 0);
+ mem = nfp_cpp_map_area(pf->cpp, "net.qc", cpp_id, NFP_PCIE_QUEUE(0),
+ NFP_QCP_QUEUE_AREA_SZ, &pf->qc_area);
if (IS_ERR(mem)) {
nfp_err(pf->cpp, "Failed to map Queue Controller area.\n");
err = PTR_ERR(mem);
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpp.h
index 991b8ed7e036..123e29cba6d1 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpp.h
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpp.h
@@ -294,8 +294,8 @@ int nfp_cpp_writeq(struct nfp_cpp *cpp, u32 cpp_id,
unsigned long long address, u64 value);
u8 __iomem *
-nfp_cpp_map_area(struct nfp_cpp *cpp, const char *name, int domain, int target,
- u64 addr, unsigned long size, struct nfp_cpp_area **area);
+nfp_cpp_map_area(struct nfp_cpp *cpp, const char *name, u32 cpp_id, u64 addr,
+ unsigned long size, struct nfp_cpp_area **area);
struct nfp_cpp_mutex;
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpplib.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpplib.c
index 20bad05e2e92..03fcde5fa137 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpplib.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cpplib.c
@@ -294,8 +294,7 @@ exit_release:
* nfp_cpp_map_area() - Helper function to map an area
* @cpp: NFP CPP handler
* @name: Name for the area
- * @domain: CPP domain
- * @target: CPP target
+ * @cpp_id: CPP ID for operation
* @addr: CPP address
* @size: Size of the area
* @area: Area handle (output)
@@ -306,15 +305,12 @@ exit_release:
* Return: Pointer to memory mapped area or ERR_PTR
*/
u8 __iomem *
-nfp_cpp_map_area(struct nfp_cpp *cpp, const char *name, int domain, int target,
- u64 addr, unsigned long size, struct nfp_cpp_area **area)
+nfp_cpp_map_area(struct nfp_cpp *cpp, const char *name, u32 cpp_id, u64 addr,
+ unsigned long size, struct nfp_cpp_area **area)
{
u8 __iomem *res;
- u32 dest;
- dest = NFP_CPP_ISLAND_ID(target, NFP_CPP_ACTION_RW, 0, domain);
-
- *area = nfp_cpp_area_alloc_acquire(cpp, name, dest, addr, size);
+ *area = nfp_cpp_area_alloc_acquire(cpp, name, cpp_id, addr, size);
if (!*area)
goto err_eio;
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_rtsym.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_rtsym.c
index 1c0b1b11b69f..4d98905c0651 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_rtsym.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_rtsym.c
@@ -481,18 +481,22 @@ nfp_rtsym_map(struct nfp_rtsym_table *rtbl, const char *name, const char *id,
{
const struct nfp_rtsym *sym;
u8 __iomem *mem;
+ u32 cpp_id;
sym = nfp_rtsym_lookup(rtbl, name);
if (!sym)
return (u8 __iomem *)ERR_PTR(-ENOENT);
+ cpp_id = NFP_CPP_ISLAND_ID(sym->target, NFP_CPP_ACTION_RW, 0,
+ sym->domain);
+
if (sym->size < min_size) {
nfp_err(rtbl->cpp, "Symbol %s too small\n", name);
return (u8 __iomem *)ERR_PTR(-EINVAL);
}
- mem = nfp_cpp_map_area(rtbl->cpp, id, sym->domain, sym->target,
- sym->addr, sym->size, area);
+ mem = nfp_cpp_map_area(rtbl->cpp, id, cpp_id, sym->addr,
+ sym->size, area);
if (IS_ERR(mem)) {
nfp_err(rtbl->cpp, "Failed to map symbol %s: %ld\n",
name, PTR_ERR(mem));