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PCI: Update xxx_pcie_ep_raise_irq() and pci_epc_raise_irq() signatures

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Change {cdns, dra7xx, artpec6, dw, rockchip}_pcie_ep_raise_irq() and
pci_epc_raise_irq() signature, namely the interrupt_num variable type
from u8 to u16 to accommodate 2048 maximum MSI-X interrupts.

Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Alan Douglas <adouglas@cadence.com>
Acked-by: Shawn Lin <shawn.lin@rock-chips.com>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
Acked-by: Joao Pinto <jpinto@synopsys.com>
Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Gustavo Pimentel 2018-07-19 10:32:13 +02:00 committed by Lorenzo Pieralisi
parent 8963106eab
commit d3c70a98d7
9 changed files with 15 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/pci/controller/dwc/pci-dra7xx.c
View File

@ -370,7 +370,7 @@ static void dra7xx_pcie_raise_msi_irq(struct dra7xx_pcie *dra7xx,
}
static int dra7xx_pcie_raise_irq(struct dw_pcie_ep *ep, u8 func_no,
enum pci_epc_irq_type type, u8 interrupt_num)
enum pci_epc_irq_type type, u16 interrupt_num)
{
struct dw_pcie *pci = to_dw_pcie_from_ep(ep);
struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pci);

2
drivers/pci/controller/dwc/pcie-artpec6.c
View File

@ -427,7 +427,7 @@ static void artpec6_pcie_ep_init(struct dw_pcie_ep *ep)
}
static int artpec6_pcie_raise_irq(struct dw_pcie_ep *ep, u8 func_no,
enum pci_epc_irq_type type, u8 interrupt_num)
enum pci_epc_irq_type type, u16 interrupt_num)
{
struct dw_pcie *pci = to_dw_pcie_from_ep(ep);

2
drivers/pci/controller/dwc/pcie-designware-ep.c
View File

@ -242,7 +242,7 @@ static int dw_pcie_ep_set_msi(struct pci_epc *epc, u8 func_no, u8 encode_int)
}
static int dw_pcie_ep_raise_irq(struct pci_epc *epc, u8 func_no,
enum pci_epc_irq_type type, u8 interrupt_num)
enum pci_epc_irq_type type, u16 interrupt_num)
{
struct dw_pcie_ep *ep = epc_get_drvdata(epc);

2
drivers/pci/controller/dwc/pcie-designware-plat.c
View File

@ -81,7 +81,7 @@ static void dw_plat_pcie_ep_init(struct dw_pcie_ep *ep)
static int dw_plat_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no,
enum pci_epc_irq_type type,
u8 interrupt_num)
u16 interrupt_num)
{
struct dw_pcie *pci = to_dw_pcie_from_ep(ep);

2
drivers/pci/controller/dwc/pcie-designware.h
View File

@ -191,7 +191,7 @@ enum dw_pcie_as_type {
struct dw_pcie_ep_ops {
void (*ep_init)(struct dw_pcie_ep *ep);
int (*raise_irq)(struct dw_pcie_ep *ep, u8 func_no,
enum pci_epc_irq_type type, u8 interrupt_num);
enum pci_epc_irq_type type, u16 interrupt_num);
};
struct dw_pcie_ep {

3
drivers/pci/controller/pcie-cadence-ep.c
View File

@ -363,7 +363,8 @@ static int cdns_pcie_ep_send_msi_irq(struct cdns_pcie_ep *ep, u8 fn,
}
static int cdns_pcie_ep_raise_irq(struct pci_epc *epc, u8 fn,
enum pci_epc_irq_type type, u8 interrupt_num)
enum pci_epc_irq_type type,
u16 interrupt_num)
{
struct cdns_pcie_ep *ep = epc_get_drvdata(epc);

2
drivers/pci/controller/pcie-rockchip-ep.c
View File

@ -472,7 +472,7 @@ static int rockchip_pcie_ep_send_msi_irq(struct rockchip_pcie_ep *ep, u8 fn,
static int rockchip_pcie_ep_raise_irq(struct pci_epc *epc, u8 fn,
enum pci_epc_irq_type type,
u8 interrupt_num)
u16 interrupt_num)
{
struct rockchip_pcie_ep *ep = epc_get_drvdata(epc);

8
drivers/pci/endpoint/pci-epc-core.c
View File

@ -131,13 +131,13 @@ EXPORT_SYMBOL_GPL(pci_epc_start);
* pci_epc_raise_irq() - interrupt the host system
* @epc: the EPC device which has to interrupt the host
* @func_no: the endpoint function number in the EPC device
* @type: specify the type of interrupt; legacy or MSI
* @interrupt_num: the MSI interrupt number
* @type: specify the type of interrupt; legacy, MSI or MSI-X
* @interrupt_num: the MSI or MSI-X interrupt number
*
* Invoke to raise an MSI or legacy interrupt
* Invoke to raise an legacy, MSI or MSI-X interrupt
*/
int pci_epc_raise_irq(struct pci_epc *epc, u8 func_no,
enum pci_epc_irq_type type, u8 interrupt_num)
enum pci_epc_irq_type type, u16 interrupt_num)
{
int ret;
unsigned long flags;

6
include/linux/pci-epc.h
View File

@ -35,7 +35,7 @@ enum pci_epc_irq_type {
* MSI-X capability register
* @get_msix: ops to get the number of MSI-X interrupts allocated by the RC
* from the MSI-X capability register
* @raise_irq: ops to raise a legacy or MSI interrupt
* @raise_irq: ops to raise a legacy, MSI or MSI-X interrupt
* @start: ops to start the PCI link
* @stop: ops to stop the PCI link
* @owner: the module owner containing the ops
@ -56,7 +56,7 @@ struct pci_epc_ops {
int (*set_msix)(struct pci_epc *epc, u8 func_no, u16 interrupts);
int (*get_msix)(struct pci_epc *epc, u8 func_no);
int (*raise_irq)(struct pci_epc *epc, u8 func_no,
enum pci_epc_irq_type type, u8 interrupt_num);
enum pci_epc_irq_type type, u16 interrupt_num);
int (*start)(struct pci_epc *epc);
void (*stop)(struct pci_epc *epc);
struct module *owner;
@ -154,7 +154,7 @@ int pci_epc_get_msi(struct pci_epc *epc, u8 func_no);
int pci_epc_set_msix(struct pci_epc *epc, u8 func_no, u16 interrupts);
int pci_epc_get_msix(struct pci_epc *epc, u8 func_no);
int pci_epc_raise_irq(struct pci_epc *epc, u8 func_no,
enum pci_epc_irq_type type, u8 interrupt_num);
enum pci_epc_irq_type type, u16 interrupt_num);
int pci_epc_start(struct pci_epc *epc);
void pci_epc_stop(struct pci_epc *epc);
struct pci_epc *pci_epc_get(const char *epc_name);