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usb: musb: cppi: fix build errors due to DBG and missing musb variable

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Replace DBG with dev_dbg and fix invalid access of musb->controller.
With this patch cppi_dma builds successfully.

Cc: <stable@kernel.org>
Signed-off-by: Per Forlin <per.forlin@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Per Forlin 2011-08-03 15:39:15 +02:00 committed by Felipe Balbi
parent afbd0749c0
commit f847a79ab3
1 changed files with 17 additions and 9 deletions
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26
drivers/usb/musb/cppi_dma.c
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@ -226,8 +226,10 @@ static int cppi_controller_stop(struct dma_controller *c)
struct cppi *controller; struct cppi *controller;
void __iomem *tibase; void __iomem *tibase;
int i; int i;
struct musb *musb;
controller = container_of(c, struct cppi, controller); controller = container_of(c, struct cppi, controller);
musb = controller->musb;
tibase = controller->tibase; tibase = controller->tibase;
/* DISABLE INDIVIDUAL CHANNEL Interrupts */ /* DISABLE INDIVIDUAL CHANNEL Interrupts */
@ -289,9 +291,11 @@ cppi_channel_allocate(struct dma_controller *c,
u8 index; u8 index;
struct cppi_channel *cppi_ch; struct cppi_channel *cppi_ch;
void __iomem *tibase; void __iomem *tibase;
struct musb *musb;
controller = container_of(c, struct cppi, controller); controller = container_of(c, struct cppi, controller);
tibase = controller->tibase; tibase = controller->tibase;
musb = controller->musb;
/* ep0 doesn't use DMA; remember cppi indices are 0..N-1 */ /* ep0 doesn't use DMA; remember cppi indices are 0..N-1 */
index = ep->epnum - 1; index = ep->epnum - 1;
@ -339,7 +343,8 @@ static void cppi_channel_release(struct dma_channel *channel)
c = container_of(channel, struct cppi_channel, channel); c = container_of(channel, struct cppi_channel, channel);
tibase = c->controller->tibase; tibase = c->controller->tibase;
if (!c->hw_ep) if (!c->hw_ep)
dev_dbg(musb->controller, "releasing idle DMA channel %p\n", c); dev_dbg(c->controller->musb->controller,
"releasing idle DMA channel %p\n", c);
else if (!c->transmit) else if (!c->transmit)
core_rxirq_enable(tibase, c->index + 1); core_rxirq_enable(tibase, c->index + 1);
@ -357,10 +362,11 @@ cppi_dump_rx(int level, struct cppi_channel *c, const char *tag)
musb_ep_select(base, c->index + 1); musb_ep_select(base, c->index + 1);
DBG(level, "RX DMA%d%s: %d left, csr %04x, " dev_dbg(c->controller->musb->controller,
"%08x H%08x S%08x C%08x, " "RX DMA%d%s: %d left, csr %04x, "
"B%08x L%08x %08x .. %08x" "%08x H%08x S%08x C%08x, "
"\n", "B%08x L%08x %08x .. %08x"
"\n",
c->index, tag, c->index, tag,
musb_readl(c->controller->tibase, musb_readl(c->controller->tibase,
DAVINCI_RXCPPI_BUFCNT0_REG + 4 * c->index), DAVINCI_RXCPPI_BUFCNT0_REG + 4 * c->index),
@ -387,10 +393,11 @@ cppi_dump_tx(int level, struct cppi_channel *c, const char *tag)
musb_ep_select(base, c->index + 1); musb_ep_select(base, c->index + 1);
DBG(level, "TX DMA%d%s: csr %04x, " dev_dbg(c->controller->musb->controller,
"H%08x S%08x C%08x %08x, " "TX DMA%d%s: csr %04x, "
"F%08x L%08x .. %08x" "H%08x S%08x C%08x %08x, "
"\n", "F%08x L%08x .. %08x"
"\n",
c->index, tag, c->index, tag,
musb_readw(c->hw_ep->regs, MUSB_TXCSR), musb_readw(c->hw_ep->regs, MUSB_TXCSR),
@ -1022,6 +1029,7 @@ static bool cppi_rx_scan(struct cppi *cppi, unsigned ch)
int i; int i;
dma_addr_t safe2ack; dma_addr_t safe2ack;
void __iomem *regs = rx->hw_ep->regs; void __iomem *regs = rx->hw_ep->regs;
struct musb *musb = cppi->musb;
cppi_dump_rx(6, rx, "/K"); cppi_dump_rx(6, rx, "/K");