From 7c2e3c74767cf108635d1a5bd9fe014474c61ebf Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Wed, 21 Jan 2015 21:38:09 +0200 Subject: intel_scu_ipc: fix indentation in few places While here, do couple of amendments: - move platform variable to the function where it's used - define intel_scu_ipc_check_status() static Signed-off-by: Andy Shevchenko Signed-off-by: Darren Hart --- drivers/platform/x86/intel_scu_ipc.c | 31 ++++++++++++++----------------- 1 file changed, 14 insertions(+), 17 deletions(-) (limited to 'drivers/platform') diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c index 66a4d3284aab..8938c31be447 100644 --- a/drivers/platform/x86/intel_scu_ipc.c +++ b/drivers/platform/x86/intel_scu_ipc.c @@ -1,7 +1,7 @@ /* * intel_scu_ipc.c: Driver for the Intel SCU IPC mechanism * - * (C) Copyright 2008-2010 Intel Corporation + * (C) Copyright 2008-2010,2015 Intel Corporation * Author: Sreedhara DS (sreedhara.ds@intel.com) * * This program is free software; you can redistribute it and/or @@ -67,7 +67,7 @@ #define PCI_DEVICE_ID_CLOVERVIEW 0x08ea #define PCI_DEVICE_ID_TANGIER 0x11a0 -/* intel scu ipc driver data*/ +/* intel scu ipc driver data */ struct intel_scu_ipc_pdata_t { u32 ipc_base; u32 i2c_base; @@ -114,8 +114,6 @@ struct intel_scu_ipc_dev { static struct intel_scu_ipc_dev ipcdev; /* Only one for now */ -static int platform; /* Platform type */ - /* * IPC Read Buffer (Read Only): * 16 byte buffer for receiving data from SCU, if IPC command @@ -160,7 +158,6 @@ static inline void ipc_data_writel(u32 data, u32 offset) /* Write ipc data */ * Format: * |rfu3(8)|error code(8)|initiator id(8)|cmd id(4)|rfu1(2)|error(1)|busy(1)| */ - static inline u8 ipc_read_status(void) { return __raw_readl(ipcdev.ipc_base + 0x04); @@ -176,7 +173,8 @@ static inline u32 ipc_data_readl(u32 offset) /* Read ipc u32 data */ return readl(ipcdev.ipc_base + IPC_READ_BUFFER + offset); } -static inline int busy_loop(void) /* Wait till scu status is busy */ +/* Wait till scu status is busy */ +static inline int busy_loop(void) { u32 status = 0; u32 loop_count = 0; @@ -217,7 +215,7 @@ static inline int ipc_wait_for_interrupt(void) return 0; } -int intel_scu_ipc_check_status(void) +static int intel_scu_ipc_check_status(void) { return ipcdev.irq_mode ? ipc_wait_for_interrupt() : busy_loop(); } @@ -248,18 +246,18 @@ static int pwr_reg_rdwr(u16 *addr, u8 *data, u32 count, u32 op, u32 id) if (id == IPC_CMD_PCNTRL_R) { for (nc = 0, offset = 0; nc < count; nc++, offset += 4) ipc_data_writel(wbuf[nc], offset); - ipc_command((count*2) << 16 | id << 12 | 0 << 8 | op); + ipc_command((count * 2) << 16 | id << 12 | 0 << 8 | op); } else if (id == IPC_CMD_PCNTRL_W) { for (nc = 0; nc < count; nc++, offset += 1) cbuf[offset] = data[nc]; for (nc = 0, offset = 0; nc < count; nc++, offset += 4) ipc_data_writel(wbuf[nc], offset); - ipc_command((count*3) << 16 | id << 12 | 0 << 8 | op); + ipc_command((count * 3) << 16 | id << 12 | 0 << 8 | op); } else if (id == IPC_CMD_PCNTRL_M) { cbuf[offset] = data[0]; cbuf[offset + 1] = data[1]; ipc_data_writel(wbuf[0], 0); /* Write wbuff */ - ipc_command(4 << 16 | id << 12 | 0 << 8 | op); + ipc_command(4 << 16 | id << 12 | 0 << 8 | op); } err = intel_scu_ipc_check_status(); @@ -301,7 +299,7 @@ EXPORT_SYMBOL(intel_scu_ipc_ioread8); */ int intel_scu_ipc_ioread16(u16 addr, u16 *data) { - u16 x[2] = {addr, addr + 1 }; + u16 x[2] = {addr, addr + 1}; return pwr_reg_rdwr(x, (u8 *)data, 2, IPCMSG_PCNTRL, IPC_CMD_PCNTRL_R); } EXPORT_SYMBOL(intel_scu_ipc_ioread16); @@ -351,7 +349,7 @@ EXPORT_SYMBOL(intel_scu_ipc_iowrite8); */ int intel_scu_ipc_iowrite16(u16 addr, u16 data) { - u16 x[2] = {addr, addr + 1 }; + u16 x[2] = {addr, addr + 1}; return pwr_reg_rdwr(x, (u8 *)&data, 2, IPCMSG_PCNTRL, IPC_CMD_PCNTRL_W); } EXPORT_SYMBOL(intel_scu_ipc_iowrite16); @@ -412,7 +410,6 @@ int intel_scu_ipc_writev(u16 *addr, u8 *data, int len) } EXPORT_SYMBOL(intel_scu_ipc_writev); - /** * intel_scu_ipc_update_register - r/m/w a register * @addr: register address @@ -475,9 +472,8 @@ EXPORT_SYMBOL(intel_scu_ipc_simple_command); * Issue a command to the SCU which involves data transfers. Do the * data copies under the lock but leave it for the caller to interpret */ - int intel_scu_ipc_command(int cmd, int sub, u32 *in, int inlen, - u32 *out, int outlen) + u32 *out, int outlen) { int i, err; @@ -503,7 +499,7 @@ int intel_scu_ipc_command(int cmd, int sub, u32 *in, int inlen, } EXPORT_SYMBOL(intel_scu_ipc_command); -/*I2C commands */ +/* I2C commands */ #define IPC_I2C_WRITE 1 /* I2C Write command */ #define IPC_I2C_READ 2 /* I2C Read command */ @@ -666,9 +662,10 @@ static struct pci_driver ipc_driver = { .remove = ipc_remove, }; - static int __init intel_scu_ipc_init(void) { + int platform; /* Platform type */ + platform = intel_mid_identify_cpu(); if (platform == 0) return -ENODEV; -- cgit v1.2.3