[PATCH 1/2] MPC52xx updates : sparse clean-ups
Kumar Gala
kumar.gala at freescale.com
Sat Mar 12 07:12:02 EST 2005
On Mar 11, 2005, at 2:05 PM, Sylvain Munaut wrote:
> Hi Tom & all
>
> Here's some updates related to the Freescale MPC52xx. First some
> clean-ups for sparse warnings and then PCI support. I'd like to get
> theses approved & merged before I submit conversion to platform bus
> model.
>
> As usual, the patches can also be pulled of a bk repository :
> bk://tnt.bkbits.net/linux-2.5-mpc52xx-pending
>
> (note it's _NOT_ the same url as before even if it's close ;)
>
>
>
>
> Sylvain
>
> ---
>
> diff -Nru a/arch/ppc/syslib/mpc52xx_pic.c
> b/arch/ppc/syslib/mpc52xx_pic.c
> --- a/arch/ppc/syslib/mpc52xx_pic.c 2005-03-11 20:41:36 +01:00
> +++ b/arch/ppc/syslib/mpc52xx_pic.c 2005-03-11 20:41:36 +01:00
> @@ -33,8 +33,8 @@
> #include <asm/mpc52xx.h>
>
>
>
> -static struct mpc52xx_intr *intr;
> -static struct mpc52xx_sdma *sdma;
> +static struct mpc52xx_intr __iomem *intr;
> +static struct mpc52xx_sdma __iomem *sdma;
>
> static void
> mpc52xx_ic_disable(unsigned int irq)
> @@ -173,7 +173,7 @@
> mpc52xx_ic_disable, /* disable(irq) */
> mpc52xx_ic_disable_and_ack, /* disable_and_ack(irq) */
> mpc52xx_ic_end, /* end(irq) */
> - 0 /* set_affinity(irq, cpumask)
> SMP. */
> + NULL /* set_affinity(irq, cpumask)
> SMP. */
> };
It looks like others have moved to a C99 initialization style for
hw_interrupt_type, see syslib/ipic.c for an example.
> void __init
> @@ -183,10 +183,8 @@
> u32 intr_ctrl;
>
> /* Remap the necessary zones */
> - intr = (struct mpc52xx_intr *)
> - ioremap(MPC52xx_INTR, sizeof(struct mpc52xx_intr));
> - sdma = (struct mpc52xx_sdma *)
> - ioremap(MPC52xx_SDMA, sizeof(struct mpc52xx_sdma));
> + intr = ioremap(MPC52xx_INTR, sizeof(struct mpc52xx_intr));
> + sdma = ioremap(MPC52xx_SDMA, sizeof(struct mpc52xx_sdma));
>
> if ((intr==NULL) || (sdma==NULL))
> panic("Can't ioremap PIC/SDMA register for init_irq
> !");
> diff -Nru a/arch/ppc/syslib/mpc52xx_setup.c
> b/arch/ppc/syslib/mpc52xx_setup.c
> --- a/arch/ppc/syslib/mpc52xx_setup.c 2005-03-11 20:41:36 +01:00
> +++ b/arch/ppc/syslib/mpc52xx_setup.c 2005-03-11 20:41:36 +01:00
> @@ -39,7 +39,8 @@
> void
> mpc52xx_restart(char *cmd)
> {
> - struct mpc52xx_gpt* gpt0 = (struct mpc52xx_gpt*)
> MPC52xx_GPTx(0);
> + struct mpc52xx_gpt __iomem *gpt0 =
> + (struct mpc52xx_gpt __iomem *) MPC52xx_GPTx(0);
>
> local_irq_disable();
>
> @@ -102,7 +103,7 @@
> #endif
>
> static void
> -mpc52xx_psc_putc(struct mpc52xx_psc * psc, unsigned char c)
> +mpc52xx_psc_putc(struct mpc52xx_psc __iomem *psc, unsigned char c)
> {
> while (!(in_be16(&psc->mpc52xx_psc_status) &
> MPC52xx_PSC_SR_TXRDY));
> @@ -112,8 +113,9 @@
> void
> mpc52xx_progress(char *s, unsigned short hex)
> {
> - struct mpc52xx_psc *psc = (struct mpc52xx_psc
> *)MPC52xx_CONSOLE;
> char c;
> + struct mpc52xx_psc __iomem *psc =
> + (struct mpc52xx_psc __iomem *)MPC52xx_CONSOLE;
>
> while ((c = *s++) != 0) {
> if (c == '\n')
> @@ -138,11 +140,11 @@
> * else get size from sdram config registers
> */
> if (ramsize == 0) {
> - struct mpc52xx_mmap_ctl *mmap_ctl;
> + struct mpc52xx_mmap_ctl __iomem *mmap_ctl;
> u32 sdram_config_0, sdram_config_1;
>
> /* Temp BAT2 mapping active when this is called ! */
> - mmap_ctl = (struct mpc52xx_mmap_ctl*)
> MPC52xx_MMAP_CTL;
> + mmap_ctl = (struct mpc52xx_mmap_ctl __iomem *)
> MPC52xx_MMAP_CTL;
>
> sdram_config_0 = in_be32(&mmap_ctl->sdram0);
> sdram_config_1 = in_be32(&mmap_ctl->sdram1);
> @@ -169,13 +171,11 @@
> /* if bootloader didn't pass bus frequencies, calculate them
> */
> if (xlbfreq == 0) {
> /* Get RTC & Clock manager modules */
> - struct mpc52xx_rtc *rtc;
> - struct mpc52xx_cdm *cdm;
> + struct mpc52xx_rtc __iomem *rtc;
> + struct mpc52xx_cdm __iomem *cdm;
>
> - rtc = (struct mpc52xx_rtc*)
> - ioremap(MPC52xx_RTC, sizeof(struct
> mpc52xx_rtc));
> - cdm = (struct mpc52xx_cdm*)
> - ioremap(MPC52xx_CDM, sizeof(struct
> mpc52xx_cdm));
> + rtc = ioremap(MPC52xx_RTC, sizeof(struct mpc52xx_rtc));
> + cdm = ioremap(MPC52xx_CDM, sizeof(struct mpc52xx_cdm));
>
> if ((rtc==NULL) || (cdm==NULL))
> panic("Can't ioremap RTC/CDM while computing
> bus
> freq");
> @@ -212,8 +212,8 @@
> __res.bi_pcifreq = pcifreq;
>
> /* Release mapping */
> - iounmap((void*)rtc);
> - iounmap((void*)cdm);
> + iounmap(rtc);
> + iounmap(cdm);
> }
>
> divisor = 4;
> diff -Nru a/drivers/serial/mpc52xx_uart.c
> b/drivers/serial/mpc52xx_uart.c
> --- a/drivers/serial/mpc52xx_uart.c 2005-03-11 20:41:36 +01:00
> +++ b/drivers/serial/mpc52xx_uart.c 2005-03-11 20:41:36 +01:00
> @@ -86,7 +86,7 @@
> * the console_init
> */
>
> -#define PSC(port) ((struct mpc52xx_psc *)((port)->membase))
> +#define PSC(port) ((struct mpc52xx_psc __iomem *)((port)->membase))
>
>
>
> /* Forward declaration of the interruption handling routine */
> @@ -190,7 +190,7 @@
> static int
> mpc52xx_uart_startup(struct uart_port *port)
> {
> - struct mpc52xx_psc *psc = PSC(port);
> + struct mpc52xx_psc __iomem *psc = PSC(port);
>
> /* Reset/activate the port, clear and enable interrupts */
> out_8(&psc->command,MPC52xx_PSC_RST_RX);
> @@ -217,7 +217,7 @@
> static void
> mpc52xx_uart_shutdown(struct uart_port *port)
> {
> - struct mpc52xx_psc *psc = PSC(port);
> + struct mpc52xx_psc __iomem *psc = PSC(port);
>
> /* Shut down the port, interrupt and all */
> out_8(&psc->command,MPC52xx_PSC_RST_RX);
> @@ -231,7 +231,7 @@
> mpc52xx_uart_set_termios(struct uart_port *port, struct termios *new,
> struct termios *old)
> {
> - struct mpc52xx_psc *psc = PSC(port);
> + struct mpc52xx_psc __iomem *psc = PSC(port);
> unsigned long flags;
> unsigned char mr1, mr2;
> unsigned short ctr;
> @@ -562,7 +562,7 @@
> mpc52xx_console_get_options(struct uart_port *port,
> int *baud, int *parity, int *bits, int
> *flow)
> {
> - struct mpc52xx_psc *psc = PSC(port);
> + struct mpc52xx_psc __iomem *psc = PSC(port);
> unsigned char mr1;
>
> /* Read the mode registers */
> @@ -592,7 +592,7 @@
> mpc52xx_console_write(struct console *co, const char *s, unsigned int
> count)
> {
> struct uart_port *port = &mpc52xx_uart_ports[co->index];
> - struct mpc52xx_psc *psc = PSC(port);
> + struct mpc52xx_psc __iomem *psc = PSC(port);
> unsigned int i, j;
>
> /* Disable interrupts */
>
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