Add a callback to define the maximum number of vectors used by the RC.
Since this is a parameter associated to each SoC IP setting, makes sense
to be configurable and easily visible to future modifications.
Set DesignWare driver vectors number maximum to 256.
Signed-off-by: Gustavo Pimentel <gustavo.pimentel@xxxxxxxxxxxx>
Acked-by: Joao Pinto <jpinto@xxxxxxxxxxxx>
Acked-by: Jingoo Han <jingoohan1@xxxxxxxxx>
---
Change v1->v2:
- Nothing changed, just to follow the patch set version.
Change v2->v3:
- Nothing changed, just to follow the patch set version.
Changes v3->v4:
- Nothing changed, just to follow the patch set version.
Changes v4->v5:
- Nothing changed, just to follow the patch set version.
Changes v5->v6:
- Nothing changed, just to follow the patch set version.
Changes v6->v7:
- Nothing changed, just to follow the patch set version.
Changes v7->v8:
- Patch description rework for an imperative verbal mode.
drivers/pci/dwc/pcie-designware-plat.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/pci/dwc/pcie-designware-plat.c b/drivers/pci/dwc/pcie-designware-plat.c
index efc315c..5937fed 100644
--- a/drivers/pci/dwc/pcie-designware-plat.c
+++ b/drivers/pci/dwc/pcie-designware-plat.c
@@ -48,8 +48,14 @@ static int dw_plat_pcie_host_init(struct pcie_port *pp)
return 0;
}
+static void dw_plat_set_num_vectors(struct pcie_port *pp)
+{
+ pp->num_vectors = MAX_MSI_IRQS;
+}
+
static const struct dw_pcie_host_ops dw_plat_pcie_host_ops = {
.host_init = dw_plat_pcie_host_init,
+ .set_num_vectors = dw_plat_set_num_vectors,
};
static int dw_plat_pcie_establish_link(struct dw_pcie *pci)
--
2.7.4
--
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