Message ID | 1447732444-30892-22-git-send-email-sjg@chromium.org |
---|---|
State | Superseded |
Delegated to: | Simon Glass |
Headers | show |
On Tuesday, November 17, 2015 at 04:53:59 AM, Simon Glass wrote: > Convert this driver to use the new driver model PCI API. Nit, in the subject, it should be ehci, not echi ;-) > Signed-off-by: Simon Glass <sjg@chromium.org> > --- > > drivers/usb/host/ehci-pci.c | 43 > +++++++++++++++++++++++++++++++++++-------- 1 file changed, 35 > insertions(+), 8 deletions(-) [...] > @@ -38,12 +40,12 @@ static void ehci_pci_common_init(pci_dev_t pdev, struct > ehci_hccr **ret_hccr, *ret_hcor = hcor; > > /* enable busmaster */ > - pci_read_config_dword(pdev, PCI_COMMAND, &cmd); > + dm_pci_read_config32(dev, PCI_COMMAND, &cmd); Is the dm_ prefix really needed on these functions ? > cmd |= PCI_COMMAND_MASTER; > - pci_write_config_dword(pdev, PCI_COMMAND, cmd); > + dm_pci_write_config32(dev, PCI_COMMAND, cmd); > } > > -#ifndef CONFIG_DM_USB > +#else > > #ifdef CONFIG_PCI_EHCI_DEVICE > static struct pci_device_id ehci_pci_ids[] = { > @@ -55,6 +57,31 @@ static struct pci_device_id ehci_pci_ids[] = { > }; > #endif > > +static void ehci_pci_legacy_init(pci_dev_t pdev, struct ehci_hccr > **ret_hccr, + struct ehci_hcor **ret_hcor) > +{ > + struct ehci_hccr *hccr; > + struct ehci_hcor *hcor; > + uint32_t cmd; > + > + hccr = (struct ehci_hccr *)pci_map_bar(pdev, > + PCI_BASE_ADDRESS_0, PCI_REGION_MEM); > + hcor = (struct ehci_hcor *)((uint32_t) hccr + This should be uintptr_t instead of uint32_t . Oh, and uint32_t should not be used, use u32 where applicable. > + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); > + > + debug("EHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n", > + (uint32_t)hccr, (uint32_t)hcor, > + (uint32_t)HC_LENGTH(ehci_readl(&hccr->cr_capbase))); > + > + *ret_hccr = hccr; > + *ret_hcor = hcor; > + > + /* enable busmaster */ > + pci_read_config_dword(pdev, PCI_COMMAND, &cmd); > + cmd |= PCI_COMMAND_MASTER; > + pci_write_config_dword(pdev, PCI_COMMAND, cmd); > +} [...] Best regards, Marek Vasut
On Tue, Nov 17, 2015 at 11:53 AM, Simon Glass <sjg@chromium.org> wrote: > Convert this driver to use the new driver model PCI API. > > Signed-off-by: Simon Glass <sjg@chromium.org> > --- > > drivers/usb/host/ehci-pci.c | 43 +++++++++++++++++++++++++++++++++++-------- > 1 file changed, 35 insertions(+), 8 deletions(-) > > diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c > index 0cb9fcc..94cd73f 100644 > --- a/drivers/usb/host/ehci-pci.c > +++ b/drivers/usb/host/ehci-pci.c > @@ -18,14 +18,16 @@ struct ehci_pci_priv { > struct ehci_ctrl ehci; > }; > > -static void ehci_pci_common_init(pci_dev_t pdev, struct ehci_hccr **ret_hccr, > - struct ehci_hcor **ret_hcor) > +#ifdef CONFIG_DM_USB > + > +static void ehci_pci_init(struct udevice *dev, struct ehci_hccr **ret_hccr, > + struct ehci_hcor **ret_hcor) > { > struct ehci_hccr *hccr; > struct ehci_hcor *hcor; > uint32_t cmd; > > - hccr = (struct ehci_hccr *)pci_map_bar(pdev, > + hccr = (struct ehci_hccr *)dm_pci_map_bar(dev, > PCI_BASE_ADDRESS_0, PCI_REGION_MEM); > hcor = (struct ehci_hcor *)((uint32_t) hccr + > HC_LENGTH(ehci_readl(&hccr->cr_capbase))); > @@ -38,12 +40,12 @@ static void ehci_pci_common_init(pci_dev_t pdev, struct ehci_hccr **ret_hccr, > *ret_hcor = hcor; > > /* enable busmaster */ > - pci_read_config_dword(pdev, PCI_COMMAND, &cmd); > + dm_pci_read_config32(dev, PCI_COMMAND, &cmd); > cmd |= PCI_COMMAND_MASTER; > - pci_write_config_dword(pdev, PCI_COMMAND, cmd); > + dm_pci_write_config32(dev, PCI_COMMAND, cmd); > } > > -#ifndef CONFIG_DM_USB > +#else > > #ifdef CONFIG_PCI_EHCI_DEVICE > static struct pci_device_id ehci_pci_ids[] = { > @@ -55,6 +57,31 @@ static struct pci_device_id ehci_pci_ids[] = { > }; > #endif > > +static void ehci_pci_legacy_init(pci_dev_t pdev, struct ehci_hccr **ret_hccr, > + struct ehci_hcor **ret_hcor) > +{ > + struct ehci_hccr *hccr; > + struct ehci_hcor *hcor; > + uint32_t cmd; > + > + hccr = (struct ehci_hccr *)pci_map_bar(pdev, > + PCI_BASE_ADDRESS_0, PCI_REGION_MEM); > + hcor = (struct ehci_hcor *)((uint32_t) hccr + > + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); > + > + debug("EHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n", > + (uint32_t)hccr, (uint32_t)hcor, > + (uint32_t)HC_LENGTH(ehci_readl(&hccr->cr_capbase))); > + > + *ret_hccr = hccr; > + *ret_hcor = hcor; > + > + /* enable busmaster */ > + pci_read_config_dword(pdev, PCI_COMMAND, &cmd); > + cmd |= PCI_COMMAND_MASTER; > + pci_write_config_dword(pdev, PCI_COMMAND, cmd); > +} > + > /* > * Create the appropriate control structures to manage > * a new EHCI host controller. > @@ -73,7 +100,7 @@ int ehci_hcd_init(int index, enum usb_init_type init, > printf("EHCI host controller not found\n"); > return -1; > } > - ehci_pci_common_init(pdev, ret_hccr, ret_hcor); > + ehci_pci_legacy_init(pdev, ret_hccr, ret_hcor); > > return 0; > } > @@ -94,7 +121,7 @@ static int ehci_pci_probe(struct udevice *dev) > struct ehci_hccr *hccr; > struct ehci_hcor *hcor; > > - ehci_pci_common_init(pci_get_bdf(dev), &hccr, &hcor); > + ehci_pci_init(dev, &hccr, &hcor); > > return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST); > } > -- Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 0cb9fcc..94cd73f 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -18,14 +18,16 @@ struct ehci_pci_priv { struct ehci_ctrl ehci; }; -static void ehci_pci_common_init(pci_dev_t pdev, struct ehci_hccr **ret_hccr, - struct ehci_hcor **ret_hcor) +#ifdef CONFIG_DM_USB + +static void ehci_pci_init(struct udevice *dev, struct ehci_hccr **ret_hccr, + struct ehci_hcor **ret_hcor) { struct ehci_hccr *hccr; struct ehci_hcor *hcor; uint32_t cmd; - hccr = (struct ehci_hccr *)pci_map_bar(pdev, + hccr = (struct ehci_hccr *)dm_pci_map_bar(dev, PCI_BASE_ADDRESS_0, PCI_REGION_MEM); hcor = (struct ehci_hcor *)((uint32_t) hccr + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); @@ -38,12 +40,12 @@ static void ehci_pci_common_init(pci_dev_t pdev, struct ehci_hccr **ret_hccr, *ret_hcor = hcor; /* enable busmaster */ - pci_read_config_dword(pdev, PCI_COMMAND, &cmd); + dm_pci_read_config32(dev, PCI_COMMAND, &cmd); cmd |= PCI_COMMAND_MASTER; - pci_write_config_dword(pdev, PCI_COMMAND, cmd); + dm_pci_write_config32(dev, PCI_COMMAND, cmd); } -#ifndef CONFIG_DM_USB +#else #ifdef CONFIG_PCI_EHCI_DEVICE static struct pci_device_id ehci_pci_ids[] = { @@ -55,6 +57,31 @@ static struct pci_device_id ehci_pci_ids[] = { }; #endif +static void ehci_pci_legacy_init(pci_dev_t pdev, struct ehci_hccr **ret_hccr, + struct ehci_hcor **ret_hcor) +{ + struct ehci_hccr *hccr; + struct ehci_hcor *hcor; + uint32_t cmd; + + hccr = (struct ehci_hccr *)pci_map_bar(pdev, + PCI_BASE_ADDRESS_0, PCI_REGION_MEM); + hcor = (struct ehci_hcor *)((uint32_t) hccr + + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + + debug("EHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n", + (uint32_t)hccr, (uint32_t)hcor, + (uint32_t)HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + + *ret_hccr = hccr; + *ret_hcor = hcor; + + /* enable busmaster */ + pci_read_config_dword(pdev, PCI_COMMAND, &cmd); + cmd |= PCI_COMMAND_MASTER; + pci_write_config_dword(pdev, PCI_COMMAND, cmd); +} + /* * Create the appropriate control structures to manage * a new EHCI host controller. @@ -73,7 +100,7 @@ int ehci_hcd_init(int index, enum usb_init_type init, printf("EHCI host controller not found\n"); return -1; } - ehci_pci_common_init(pdev, ret_hccr, ret_hcor); + ehci_pci_legacy_init(pdev, ret_hccr, ret_hcor); return 0; } @@ -94,7 +121,7 @@ static int ehci_pci_probe(struct udevice *dev) struct ehci_hccr *hccr; struct ehci_hcor *hcor; - ehci_pci_common_init(pci_get_bdf(dev), &hccr, &hcor); + ehci_pci_init(dev, &hccr, &hcor); return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST); }
Convert this driver to use the new driver model PCI API. Signed-off-by: Simon Glass <sjg@chromium.org> --- drivers/usb/host/ehci-pci.c | 43 +++++++++++++++++++++++++++++++++++-------- 1 file changed, 35 insertions(+), 8 deletions(-)