diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-05-02 17:07:03 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-05-02 17:07:03 +0200 |
| commit | ced62c33fc434b9d44118c9f35803af8088cc3fe (patch) | |
| tree | 34d1145899e0e5853c4d5b45162f86bbe46941ea /drivers/usb/gadget/s3c-hsotg.c | |
| parent | 3ff80abce7d0d3c1eacda53e73c94a57ade2e0a5 (diff) | |
| parent | 6838e601e6dc63440fd4315c1c2f3a2ef4ccdd6e (diff) | |
Merge tag 'imx-cleanup' of git://git.pengutronix.de/git/imx/linux-2.6 into next/cleanup
From: Sascha Hauer <s.hauer@pengutronix.de>
ARM: i.MX cleanups for 3.5
* tag 'imx-cleanup' of git://git.pengutronix.de/git/imx/linux-2.6: (5 commits)
ARM: mx53: fix pad definitions for MX53_PAD_EIM_D28__I2C1_SDA and MX53_PAD_GPIO_8__CAN1_RXCAN
ARM: imx/eukrea_mbimx27-baseboard: fix typo in error message
ARM: i.MX51 iomux: add missed definitions for SION-bit and mode for some pads
arm: imx: add missing select IMX_HAVE_PLATFORM for MACH_MX35_3DS in Kconfig
arm: imx: make various struct sys_timer static
Includes an update to 3.4-rc4
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/usb/gadget/s3c-hsotg.c')
| -rw-r--r-- | drivers/usb/gadget/s3c-hsotg.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c index 69295ba9d99..105b206cd84 100644 --- a/drivers/usb/gadget/s3c-hsotg.c +++ b/drivers/usb/gadget/s3c-hsotg.c @@ -340,7 +340,7 @@ static void s3c_hsotg_init_fifo(struct s3c_hsotg *hsotg) /* currently we allocate TX FIFOs for all possible endpoints, * and assume that they are all the same size. */ - for (ep = 0; ep <= 15; ep++) { + for (ep = 1; ep <= 15; ep++) { val = addr; val |= size << S3C_DPTXFSIZn_DPTxFSize_SHIFT; addr += size; @@ -741,7 +741,7 @@ static void s3c_hsotg_start_req(struct s3c_hsotg *hsotg, /* write size / packets */ writel(epsize, hsotg->regs + epsize_reg); - if (using_dma(hsotg)) { + if (using_dma(hsotg) && !continuing) { unsigned int dma_reg; /* write DMA address to control register, buffer already @@ -1696,10 +1696,12 @@ static void s3c_hsotg_set_ep_maxpacket(struct s3c_hsotg *hsotg, reg |= mpsval; writel(reg, regs + S3C_DIEPCTL(ep)); - reg = readl(regs + S3C_DOEPCTL(ep)); - reg &= ~S3C_DxEPCTL_MPS_MASK; - reg |= mpsval; - writel(reg, regs + S3C_DOEPCTL(ep)); + if (ep) { + reg = readl(regs + S3C_DOEPCTL(ep)); + reg &= ~S3C_DxEPCTL_MPS_MASK; + reg |= mpsval; + writel(reg, regs + S3C_DOEPCTL(ep)); + } return; @@ -1919,7 +1921,8 @@ static void s3c_hsotg_epint(struct s3c_hsotg *hsotg, unsigned int idx, ints & S3C_DIEPMSK_TxFIFOEmpty) { dev_dbg(hsotg->dev, "%s: ep%d: TxFIFOEmpty\n", __func__, idx); - s3c_hsotg_trytx(hsotg, hs_ep); + if (!using_dma(hsotg)) + s3c_hsotg_trytx(hsotg, hs_ep); } } } |