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| author | David S. Miller <davem@davemloft.net> | 2010-12-27 09:37:05 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-27 09:37:05 +0300 |
| commit | 17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch) | |
| tree | 14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /drivers/ata/pata_cs5536.c | |
| parent | 041110a439e21cd40709ead4ffbfa8034619ad77 (diff) | |
| parent | d7c1255a3a21e98bdc64df8ccf005a174d7e6289 (diff) | |
| download | linux-17f7f4d9fcce8f1b75b5f735569309dee7665968.tar.xz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/ipv4/fib_frontend.c
Diffstat (limited to 'drivers/ata/pata_cs5536.c')
| -rw-r--r-- | drivers/ata/pata_cs5536.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c index 21ee23f89e88..a6e6c963b6ae 100644 --- a/drivers/ata/pata_cs5536.c +++ b/drivers/ata/pata_cs5536.c @@ -37,10 +37,20 @@ #include <linux/delay.h> #include <linux/libata.h> #include <scsi/scsi_host.h> + +#ifdef CONFIG_X86_32 #include <asm/msr.h> +static int use_msr; +module_param_named(msr, use_msr, int, 0644); +MODULE_PARM_DESC(msr, "Force using MSR to configure IDE function (Default: 0)"); +#else +#define rdmsr(x, y, z) do { } while (0) +#define wrmsr(x, y, z) do { } while (0) +#define use_msr 0 +#endif #define DRV_NAME "pata_cs5536" -#define DRV_VERSION "0.0.7" +#define DRV_VERSION "0.0.8" enum { CFG = 0, @@ -75,8 +85,6 @@ enum { IDE_ETC_NODMA = 0x03, }; -static int use_msr; - static const u32 msr_reg[4] = { MSR_IDE_CFG, MSR_IDE_DTC, MSR_IDE_CAST, MSR_IDE_ETC, }; @@ -88,7 +96,7 @@ static const u8 pci_reg[4] = { static inline int cs5536_read(struct pci_dev *pdev, int reg, u32 *val) { if (unlikely(use_msr)) { - u32 dummy; + u32 dummy __maybe_unused; rdmsr(msr_reg[reg], *val, dummy); return 0; @@ -294,8 +302,6 @@ MODULE_DESCRIPTION("low-level driver for the CS5536 IDE controller"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, cs5536); MODULE_VERSION(DRV_VERSION); -module_param_named(msr, use_msr, int, 0644); -MODULE_PARM_DESC(msr, "Force using MSR to configure IDE function (Default: 0)"); module_init(cs5536_init); module_exit(cs5536_exit); |