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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 21:55:47 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 21:55:47 -0700 |
commit | e86908614f2c7fec401827e5cefd7a6ea9407f85 (patch) | |
tree | fcb5d9e52422b37bdaf0e647126ebdfc1680f162 /drivers/serial/cpm_uart/cpm_uart.h | |
parent | 547307420931344a868275bd7ea7a30f117a15a9 (diff) | |
parent | 9b4b8feb962f4b3e74768b7205f1f8f6cce87238 (diff) | |
download | linux-e86908614f2c7fec401827e5cefd7a6ea9407f85.tar.gz linux-e86908614f2c7fec401827e5cefd7a6ea9407f85.tar.bz2 linux-e86908614f2c7fec401827e5cefd7a6ea9407f85.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (408 commits)
[POWERPC] Add memchr() to the bootwrapper
[POWERPC] Implement logging of unhandled signals
[POWERPC] Add legacy serial support for OPB with flattened device tree
[POWERPC] Use 1TB segments
[POWERPC] XilinxFB: Allow fixed framebuffer base address
[POWERPC] XilinxFB: Add support for custom screen resolution
[POWERPC] XilinxFB: Use pdata to pass around framebuffer parameters
[POWERPC] PCI: Add 64-bit physical address support to setup_indirect_pci
[POWERPC] 4xx: Kilauea defconfig file
[POWERPC] 4xx: Kilauea DTS
[POWERPC] 4xx: Add AMCC Kilauea eval board support to platforms/40x
[POWERPC] 4xx: Add AMCC 405EX support to cputable.c
[POWERPC] Adjust TASK_SIZE on ppc32 systems to 3GB that are capable
[POWERPC] Use PAGE_OFFSET to tell if an address is user/kernel in SW TLB handlers
[POWERPC] 85xx: Enable FP emulation in MPC8560 ADS defconfig
[POWERPC] 85xx: Killed <asm/mpc85xx.h>
[POWERPC] 85xx: Add cpm nodes for 8541/8555 CDS
[POWERPC] 85xx: Convert mpc8560ads to the new CPM binding.
[POWERPC] mpc8272ads: Remove muram from the CPM reg property.
[POWERPC] Make clockevents work on PPC601 processors
...
Fixed up conflict in Documentation/powerpc/booting-without-of.txt manually.
Diffstat (limited to 'drivers/serial/cpm_uart/cpm_uart.h')
-rw-r--r-- | drivers/serial/cpm_uart/cpm_uart.h | 48 |
1 files changed, 27 insertions, 21 deletions
diff --git a/drivers/serial/cpm_uart/cpm_uart.h b/drivers/serial/cpm_uart/cpm_uart.h index a8f894c78194..32b9737759c4 100644 --- a/drivers/serial/cpm_uart/cpm_uart.h +++ b/drivers/serial/cpm_uart/cpm_uart.h @@ -56,21 +56,21 @@ struct uart_cpm_port { u16 rx_fifosize; u16 tx_nrfifos; u16 tx_fifosize; - smc_t *smcp; - smc_uart_t *smcup; - scc_t *sccp; - scc_uart_t *sccup; - volatile cbd_t *rx_bd_base; - volatile cbd_t *rx_cur; - volatile cbd_t *tx_bd_base; - volatile cbd_t *tx_cur; + smc_t __iomem *smcp; + smc_uart_t __iomem *smcup; + scc_t __iomem *sccp; + scc_uart_t __iomem *sccup; + cbd_t __iomem *rx_bd_base; + cbd_t __iomem *rx_cur; + cbd_t __iomem *tx_bd_base; + cbd_t __iomem *tx_cur; unsigned char *tx_buf; unsigned char *rx_buf; u32 flags; void (*set_lineif)(struct uart_cpm_port *); u8 brg; uint dp_addr; - void *mem_addr; + void *mem_addr; dma_addr_t dma_addr; u32 mem_size; /* helpers */ @@ -80,14 +80,18 @@ struct uart_cpm_port { int is_portb; /* wait on close if needed */ int wait_closing; + /* value to combine with opcode to form cpm command */ + u32 command; }; +#ifndef CONFIG_PPC_CPM_NEW_BINDING extern int cpm_uart_port_map[UART_NR]; +#endif extern int cpm_uart_nr; extern struct uart_cpm_port cpm_uart_ports[UART_NR]; /* these are located in their respective files */ -void cpm_line_cr_cmd(int line, int cmd); +void cpm_line_cr_cmd(struct uart_cpm_port *port, int cmd); int cpm_uart_init_portdesc(void); int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con); void cpm_uart_freebuf(struct uart_cpm_port *pinfo); @@ -102,34 +106,36 @@ void scc4_lineif(struct uart_cpm_port *pinfo); /* virtual to phys transtalion */ -static inline unsigned long cpu2cpm_addr(void* addr, struct uart_cpm_port *pinfo) +static inline unsigned long cpu2cpm_addr(void *addr, + struct uart_cpm_port *pinfo) { int offset; u32 val = (u32)addr; + u32 mem = (u32)pinfo->mem_addr; /* sane check */ - if (likely((val >= (u32)pinfo->mem_addr)) && - (val<((u32)pinfo->mem_addr + pinfo->mem_size))) { - offset = val - (u32)pinfo->mem_addr; - return pinfo->dma_addr+offset; + if (likely(val >= mem && val < mem + pinfo->mem_size)) { + offset = val - mem; + return pinfo->dma_addr + offset; } /* something nasty happened */ BUG(); return 0; } -static inline void *cpm2cpu_addr(unsigned long addr, struct uart_cpm_port *pinfo) +static inline void *cpm2cpu_addr(unsigned long addr, + struct uart_cpm_port *pinfo) { int offset; u32 val = addr; + u32 dma = (u32)pinfo->dma_addr; /* sane check */ - if (likely((val >= pinfo->dma_addr) && - (val<(pinfo->dma_addr + pinfo->mem_size)))) { - offset = val - (u32)pinfo->dma_addr; - return (void*)(pinfo->mem_addr+offset); + if (likely(val >= dma && val < dma + pinfo->mem_size)) { + offset = val - dma; + return pinfo->mem_addr + offset; } /* something nasty happened */ BUG(); - return 0; + return NULL; } |