[PATCH RFC 37/51] DMA-API: usb: use newdma_coerce_mask_and_coherent()

From: Russell King
Date: Thu Aug 01 2013 - 18:11:43 EST


Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
---
drivers/usb/chipidea/ci_hdrc_imx.c | 4 +---
drivers/usb/dwc3/dwc3-exynos.c | 4 +---
drivers/usb/host/ehci-atmel.c | 4 +---
drivers/usb/host/ehci-omap.c | 4 +---
drivers/usb/host/ehci-orion.c | 4 +---
drivers/usb/host/ehci-platform.c | 5 ++---
drivers/usb/host/ehci-s5p.c | 4 +---
drivers/usb/host/ehci-spear.c | 4 +---
drivers/usb/host/ehci-tegra.c | 4 +---
drivers/usb/host/ohci-at91.c | 4 +---
drivers/usb/host/ohci-exynos.c | 4 +---
drivers/usb/host/ohci-nxp.c | 3 +--
drivers/usb/host/ohci-octeon.c | 3 +--
drivers/usb/host/ohci-omap3.c | 4 +---
drivers/usb/host/ohci-pxa27x.c | 4 +---
drivers/usb/host/ohci-spear.c | 4 +---
drivers/usb/host/uhci-platform.c | 4 +---
17 files changed, 18 insertions(+), 49 deletions(-)

diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index 1c47edd..ed73337 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -157,9 +157,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)

pdata.phy = data->phy;

- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
goto err;

diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 7553ae4..71052a7 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -115,9 +115,7 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we move to full device tree support this will vanish off.
*/
- if (!dev->dma_mask)
- dev->dma_mask = &dev->coherent_dma_mask;
- ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32));
if (ret)
goto err1;

diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
index 5831a88..8e7323e 100644
--- a/drivers/usb/host/ehci-atmel.c
+++ b/drivers/usb/host/ehci-atmel.c
@@ -90,9 +90,7 @@ static int ehci_atmel_drv_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ retval = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (retval)
goto fail_create_hcd;

diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
index 922e193..98d164d 100644
--- a/drivers/usb/host/ehci-omap.c
+++ b/drivers/usb/host/ehci-omap.c
@@ -144,9 +144,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!dev->dma_mask)
- dev->dma_mask = &dev->coherent_dma_mask;
- ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32));
if (ret)
return ret;

diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c
index d7fbad0..3ab4cf2 100644
--- a/drivers/usb/host/ehci-orion.c
+++ b/drivers/usb/host/ehci-orion.c
@@ -180,9 +180,7 @@ static int ehci_orion_drv_probe(struct platform_device *pdev)
* set. Since shared usb code relies on it, set it here for
* now. Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (err)
goto err1;

diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c
index 2c6004e..b32731b 100644
--- a/drivers/usb/host/ehci-platform.c
+++ b/drivers/usb/host/ehci-platform.c
@@ -89,9 +89,8 @@ static int ehci_platform_probe(struct platform_device *dev)
*/
if (!dev->dev.platform_data)
dev->dev.platform_data = &ehci_platform_defaults;
- if (!dev->dev.dma_mask)
- dev->dev.dma_mask = &dev->dev.coherent_dma_mask;
- err = dma_set_coherent_mask(&dev->dev, DMA_BIT_MASK(32));
+
+ err = dma_coerce_mask_and_coherent(&dev->dev, DMA_BIT_MASK(32));
if (err)
return err;

diff --git a/drivers/usb/host/ehci-s5p.c b/drivers/usb/host/ehci-s5p.c
index 97127db..788d786 100644
--- a/drivers/usb/host/ehci-s5p.c
+++ b/drivers/usb/host/ehci-s5p.c
@@ -89,9 +89,7 @@ static int s5p_ehci_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we move to full device tree support this will vanish off.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (err)
return err;

diff --git a/drivers/usb/host/ehci-spear.c b/drivers/usb/host/ehci-spear.c
index 6839e15..ee6f9ff 100644
--- a/drivers/usb/host/ehci-spear.c
+++ b/drivers/usb/host/ehci-spear.c
@@ -81,9 +81,7 @@ static int spear_ehci_hcd_drv_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ retval = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (retval)
goto fail;

diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index ade3650..6ccd7ae 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -371,9 +371,7 @@ static int tegra_ehci_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (err)
return err;

diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index e4a801d..e727edf 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -519,9 +519,7 @@ static int ohci_at91_of_init(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
return ret;

diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c
index 42d6730..29c02a4 100644
--- a/drivers/usb/host/ohci-exynos.c
+++ b/drivers/usb/host/ohci-exynos.c
@@ -114,9 +114,7 @@ static int exynos_ohci_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we move to full device tree support this will vanish off.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (err)
return err;

diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c
index 5f82db4..df3eb3e 100644
--- a/drivers/usb/host/ohci-nxp.c
+++ b/drivers/usb/host/ohci-nxp.c
@@ -226,8 +226,7 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev)
return -EPROBE_DEFER;
}

- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
goto fail_disable;

diff --git a/drivers/usb/host/ohci-octeon.c b/drivers/usb/host/ohci-octeon.c
index ac1dea1..6c16dce 100644
--- a/drivers/usb/host/ohci-octeon.c
+++ b/drivers/usb/host/ohci-octeon.c
@@ -127,8 +127,7 @@ static int ohci_octeon_drv_probe(struct platform_device *pdev)
}

/* Ohci is a 32-bit device. */
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
return ret;

diff --git a/drivers/usb/host/ohci-omap3.c b/drivers/usb/host/ohci-omap3.c
index e767a01..60e135c 100644
--- a/drivers/usb/host/ohci-omap3.c
+++ b/drivers/usb/host/ohci-omap3.c
@@ -166,9 +166,7 @@ static int ohci_hcd_omap3_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!dev->dma_mask)
- dev->dma_mask = &dev->coherent_dma_mask;
- ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32));
if (ret)
goto err_io;

diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index 88c97db..35b5662 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -296,9 +296,7 @@ static int ohci_pxa_of_init(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
return ret;

diff --git a/drivers/usb/host/ohci-spear.c b/drivers/usb/host/ohci-spear.c
index 195a0a1..075bb5e 100644
--- a/drivers/usb/host/ohci-spear.c
+++ b/drivers/usb/host/ohci-spear.c
@@ -111,9 +111,7 @@ static int spear_ohci_hcd_drv_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ retval = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (retval)
goto fail;

diff --git a/drivers/usb/host/uhci-platform.c b/drivers/usb/host/uhci-platform.c
index 048912d..f8548b7 100644
--- a/drivers/usb/host/uhci-platform.c
+++ b/drivers/usb/host/uhci-platform.c
@@ -75,9 +75,7 @@ static int uhci_hcd_platform_probe(struct platform_device *pdev)
* Since shared usb code relies on it, set it here for now.
* Once we have dma capability bindings this can go away.
*/
- if (!pdev->dev.dma_mask)
- pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
- ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
return ret;

--
1.7.4.4

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