@@ -365,22 +365,11 @@ int dw_pcie_host_init(struct pcie_port *pp)
pci->link_gen = of_pci_get_max_link_speed(np);
if (pci_msi_enabled()) {
- /*
- * If a specific SoC driver needs to change the
- * default number of vectors, it needs to implement
- * the set_num_vectors callback.
- */
- if (!pp->ops->set_num_vectors) {
+ if (!pp->num_vectors) {
pp->num_vectors = MSI_DEF_NUM_VECTORS;
- } else {
- pp->ops->set_num_vectors(pp);
-
- if (pp->num_vectors > MAX_MSI_IRQS ||
- pp->num_vectors == 0) {
- dev_err(dev,
- "Invalid number of vectors\n");
- return -EINVAL;
- }
+ } else if (pp->num_vectors > MAX_MSI_IRQS) {
+ dev_err(dev, "Invalid number of vectors\n");
+ return -EINVAL;
}
if (!pp->ops->msi_host_init) {
@@ -44,14 +44,8 @@ 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)
@@ -128,6 +122,7 @@ static int dw_plat_add_pcie_port(struct dw_plat_pcie *dw_plat_pcie,
return pp->msi_irq;
}
+ pp->num_vectors = MAX_MSI_IRQS;
pp->ops = &dw_plat_pcie_host_ops;
ret = dw_pcie_host_init(pp);
@@ -171,7 +171,6 @@ enum dw_pcie_device_mode {
struct dw_pcie_host_ops {
int (*host_init)(struct pcie_port *pp);
- void (*set_num_vectors)(struct pcie_port *pp);
int (*msi_host_init)(struct pcie_port *pp);
};
@@ -990,11 +990,6 @@ static int tegra_pcie_dw_link_up(struct dw_pcie *pci)
return !!(val & PCI_EXP_LNKSTA_DLLLA);
}
-static void tegra_pcie_set_msi_vec_num(struct pcie_port *pp)
-{
- pp->num_vectors = MAX_MSI_IRQS;
-}
-
static int tegra_pcie_dw_start_link(struct dw_pcie *pci)
{
struct tegra_pcie_dw *pcie = to_tegra_pcie(pci);
@@ -1019,7 +1014,6 @@ static const struct dw_pcie_ops tegra_dw_pcie_ops = {
static struct dw_pcie_host_ops tegra_pcie_dw_host_ops = {
.host_init = tegra_pcie_dw_host_init,
- .set_num_vectors = tegra_pcie_set_msi_vec_num,
};
static void tegra_pcie_disable_phy(struct tegra_pcie_dw *pcie)
@@ -1995,6 +1989,7 @@ static int tegra_pcie_dw_probe(struct platform_device *pdev)
pci->n_fts[1] = FTS_VAL;
pp = &pci->pp;
+ pp->num_vectors = MAX_MSI_IRQS;
pcie->dev = &pdev->dev;
pcie->mode = (enum dw_pcie_device_mode)data->mode;
There's no reason for the .set_num_vectors() host op. Drivers needing a non-default value can just initialize pcie_port.num_vectors directly. Cc: Jingoo Han <jingoohan1@gmail.com> Cc: Gustavo Pimentel <gustavo.pimentel@synopsys.com> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Thierry Reding <thierry.reding@gmail.com> Cc: Jonathan Hunter <jonathanh@nvidia.com> Cc: linux-tegra@vger.kernel.org Signed-off-by: Rob Herring <robh@kernel.org> --- .../pci/controller/dwc/pcie-designware-host.c | 19 ++++--------------- .../pci/controller/dwc/pcie-designware-plat.c | 7 +------ drivers/pci/controller/dwc/pcie-designware.h | 1 - drivers/pci/controller/dwc/pcie-tegra194.c | 7 +------ 4 files changed, 6 insertions(+), 28 deletions(-)