From 51cdc48782796d6c3f6a3a08b22501d580858ede Mon Sep 17 00:00:00 2001 From: "Enrico Weigelt, metux IT consult" Date: Thu, 18 Apr 2019 19:50:15 +0200 Subject: [PATCH] drivers: tty: serial: cpm_uart: fix styling issues Fix checkpatch errors: ERROR: else should follow close brace '}' #121: FILE: drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c:121: + } + else WARNING: line over 80 characters #150: FILE: drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c:150: + pinfo->tx_fifosize), (void __force *)pinfo->mem_addr, WARNING: Block comments should align the * on each line #66: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:66: + * Check, if transmit buffers are processed +*/ WARNING: braces {} are not necessary for any arm of this statement #170: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:170: + if (IS_SMC(pinfo)) { [...] + } else { [...] WARNING: labels should not be indented #292: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:292: + error_return: ERROR: code indent should use tabs where possible #299: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:299: +^I^I BD_SC_OV | BD_SC_ID);$ WARNING: labels should not be indented #319: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:319: + handle_error: WARNING: line over 80 characters #423: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:423: + setbits32(&pinfo->sccp->scc_gsmrl, (SCC_GSMRL_ENR | SCC_GSMRL_ENT)); ERROR: space required before the open parenthesis '(' #451: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:451: + while(!cpm_uart_tx_empty(port)) { WARNING: Missing a blank line after declarations #462: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:462: + smc_t __iomem *smcp = pinfo->smcp; + clrbits16(&smcp->smc_smcmr, SMCMR_REN | SMCMR_TEN); WARNING: line over 80 characters #466: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:466: + clrbits32(&sccp->scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); WARNING: Missing a blank line after declarations #466: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:466: + scc_t __iomem *sccp = pinfo->sccp; + clrbits32(&sccp->scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); ERROR: code indent should use tabs where possible #484: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:484: + struct ktermios *termios,$ WARNING: please, no spaces at the start of a line #484: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:484: + struct ktermios *termios,$ ERROR: code indent should use tabs where possible #485: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:485: + struct ktermios *old)$ WARNING: please, no spaces at the start of a line #485: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:485: + struct ktermios *old)$ WARNING: line over 80 characters #624: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:624: + /* Output in *one* operation, so we don't interrupt RX/TX if they WARNING: Block comments use a trailing */ on a separate line #625: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:625: + * were already enabled. */ WARNING: line over 80 characters #629: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:629: + out_be16(&pinfo->sccup->scc_genscc.scc_mrblr, pinfo->rx_fifosize); WARNING: line over 80 characters #773: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:773: + mem_addr = pinfo->mem_addr + L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize); ERROR: code indent should use tabs where possible #797: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:797: +^I (u8 __iomem *)pinfo->rx_bd_base - DPRAM_BASE);$ ERROR: code indent should use tabs where possible #799: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:799: +^I (u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE);$ ERROR: code indent should use tabs where possible #836: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:836: +^I SCC_GSMRL_MODE_UART | SCC_GSMRL_TDCR_16 | SCC_GSMRL_RDCR_16);$ ERROR: code indent should use tabs where possible #859: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:859: +^I (u8 __iomem *)pinfo->rx_bd_base - DPRAM_BASE);$ ERROR: code indent should use tabs where possible #861: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:861: +^I (u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE);$ WARNING: space prohibited between function name and open parenthesis '(' #866: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:866: +#if defined (CONFIG_I2C_SPI_SMC1_UCODE_PATCH) WARNING: line over 80 characters #921: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:921: + clrbits32(&pinfo->sccp->scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); WARNING: Missing a blank line after declarations #462: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:462: + smc_t __iomem *smcp = pinfo->smcp; + clrbits16(&smcp->smc_smcmr, WARNING: Missing a blank line after declarations #467: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:467: + scc_t __iomem *sccp = pinfo->sccp; + clrbits32(&sccp->scc_gsmrl, ERROR: code indent should use tabs where possible #1151: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1151: + struct uart_cpm_port *pinfo)$ WARNING: please, no spaces at the start of a line #1151: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1151: + struct uart_cpm_port *pinfo)$ ERROR: "(foo*)" should be "(foo *)" #1161: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1161: + struct clk *clk = clk_get(NULL, (const char*)data); WARNING: Missing a blank line after declarations #1162: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1162: + struct clk *clk = clk_get(NULL, (const char*)data); + if (!IS_ERR(clk)) ERROR: code indent should use tabs where possible #1169: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1169: +^I^I^I "fsl,cpm-brg property.\n", np);$ ERROR: code indent should use tabs where possible #1178: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1178: +^I^I "fsl,cpm-command property.\n", np);$ ERROR: code indent should use tabs where possible #1192: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1192: WARNING: braces {} are not necessary for any arm of this statement #1279: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1279: + if (unlikely(nolock)) { [...] + } else { [...] WARNING: braces {} are not necessary for any arm of this statement #1287: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1287: + if (unlikely(nolock)) { [...] + } else { [...] WARNING: line over 80 characters #1354: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1354: + clrbits32(&pinfo->sccp->scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); ERROR: Macros with complex values should be enclosed in parentheses #1394: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1394: +#define CPM_UART_CONSOLE &cpm_scc_uart_console WARNING: Missing a blank line after declarations #1437: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1437: + struct uart_cpm_port *pinfo = platform_get_drvdata(ofdev); + return uart_remove_one_port(&cpm_reg, &pinfo->port); WARNING: please, no spaces at the start of a line #1464: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1464: + };$ WARNING: Missing a blank line after declarations #1469: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1469: + int ret = uart_register_driver(&cpm_reg); + if (ret) WARNING: Missing a blank line after declarations #1062: FILE: drivers/tty/serial/cpm_uart/cpm_uart_core.c:1062: + int i; + volatile cbd_t *bdp; ERROR: "foo * bar" should be "foo *bar" #19: FILE: drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h:19: +static inline void cpm_set_scc_fcr(scc_uart_t __iomem * sup) ERROR: "foo * bar" should be "foo *bar" #25: FILE: drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h:25: +static inline void cpm_set_smc_fcr(smc_uart_t __iomem * up) WARNING: Improper SPDX comment style for 'drivers/tty/serial/cpm_uart/cpm_uart.h', please use '/*' instead #1: FILE: drivers/tty/serial/cpm_uart/cpm_uart.h:1: +// SPDX-License-Identifier: GPL-2.0 WARNING: Missing or malformed SPDX-License-Identifier tag in line 1 #1: FILE: drivers/tty/serial/cpm_uart/cpm_uart.h:1: +// SPDX-License-Identifier: GPL-2.0 WARNING: Block comments use * on subsequent lines #106: FILE: drivers/tty/serial/cpm_uart/cpm_uart.h:106: +/* + virtual to phys transtalion ERROR: code indent should use tabs where possible #109: FILE: drivers/tty/serial/cpm_uart/cpm_uart.h:109: + struct uart_cpm_port *pinfo)$ WARNING: please, no spaces at the start of a line #109: FILE: drivers/tty/serial/cpm_uart/cpm_uart.h:109: + struct uart_cpm_port *pinfo)$ ERROR: code indent should use tabs where possible #125: FILE: drivers/tty/serial/cpm_uart/cpm_uart.h:125: + struct uart_cpm_port *pinfo)$ WARNING: please, no spaces at the start of a line #125: FILE: drivers/tty/serial/cpm_uart/cpm_uart.h:125: + struct uart_cpm_port *pinfo)$ Signed-off-by: Enrico Weigelt --- drivers/tty/serial/cpm_uart/cpm_uart.h | 10 +-- drivers/tty/serial/cpm_uart/cpm_uart_core.c | 95 ++++++++++++--------- drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h | 4 +- drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c | 6 +- 4 files changed, 64 insertions(+), 51 deletions(-) diff --git a/drivers/tty/serial/cpm_uart/cpm_uart.h b/drivers/tty/serial/cpm_uart/cpm_uart.h index 9f175a92fb5d34..e7e225f9a03043 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart.h +++ b/drivers/tty/serial/cpm_uart/cpm_uart.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ /* * Driver for CPM (SCC/SMC) serial ports * @@ -103,10 +103,10 @@ void scc3_lineif(struct uart_cpm_port *pinfo); void scc4_lineif(struct uart_cpm_port *pinfo); /* - virtual to phys transtalion -*/ + * virtual to phys transtalion + */ static inline unsigned long cpu2cpm_addr(void *addr, - struct uart_cpm_port *pinfo) + struct uart_cpm_port *pinfo) { int offset; u32 val = (u32)addr; @@ -122,7 +122,7 @@ static inline unsigned long cpu2cpm_addr(void *addr, } static inline void *cpm2cpu_addr(unsigned long addr, - struct uart_cpm_port *pinfo) + struct uart_cpm_port *pinfo) { int offset; u32 val = addr; diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c index 374b8bb4d5e7a8..d2ae10db062a43 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c @@ -63,7 +63,7 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo); /* * Check, if transmit buffers are processed -*/ + */ static unsigned int cpm_uart_tx_empty(struct uart_port *port) { struct uart_cpm_port *pinfo = @@ -167,11 +167,10 @@ static void cpm_uart_start_tx(struct uart_port *port) } if (cpm_uart_tx_pump(port) != 0) { - if (IS_SMC(pinfo)) { + if (IS_SMC(pinfo)) setbits8(&smcp->smc_smcm, SMCM_TX); - } else { + else setbits16(&sccp->scc_sccm, UART_SCCM_TX); - } } } @@ -289,14 +288,14 @@ static void cpm_uart_int_rx(struct uart_port *port) return; } #endif - error_return: +error_return: tty_insert_flip_char(tport, ch, flg); } /* End while (i--) */ /* This BD is ready to be used again. Clear status. get next */ clrbits16(&bdp->cbd_sc, BD_SC_BR | BD_SC_FR | BD_SC_PR | - BD_SC_OV | BD_SC_ID); + BD_SC_OV | BD_SC_ID); setbits16(&bdp->cbd_sc, BD_SC_EMPTY); if (in_be16(&bdp->cbd_sc) & BD_SC_WRAP) @@ -316,7 +315,7 @@ static void cpm_uart_int_rx(struct uart_port *port) /* Error processing */ - handle_error: +handle_error: /* Statistics */ if (status & BD_SC_BR) port->icount.brk++; @@ -420,7 +419,8 @@ static int cpm_uart_startup(struct uart_port *port) setbits16(&pinfo->smcp->smc_smcmr, (SMCMR_REN | SMCMR_TEN)); } else { setbits16(&pinfo->sccp->scc_sccm, UART_SCCM_RX); - setbits32(&pinfo->sccp->scc_gsmrl, (SCC_GSMRL_ENR | SCC_GSMRL_ENT)); + setbits32(&pinfo->sccp->scc_gsmrl, + (SCC_GSMRL_ENR | SCC_GSMRL_ENT)); } return 0; @@ -448,7 +448,7 @@ static void cpm_uart_shutdown(struct uart_port *port) /* If the port is not the console, disable Rx and Tx. */ if (!(pinfo->flags & FLAG_CONSOLE)) { /* Wait for all the BDs marked sent */ - while(!cpm_uart_tx_empty(port)) { + while (!cpm_uart_tx_empty(port)) { set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(2); } @@ -459,12 +459,17 @@ static void cpm_uart_shutdown(struct uart_port *port) /* Stop uarts */ if (IS_SMC(pinfo)) { smc_t __iomem *smcp = pinfo->smcp; - clrbits16(&smcp->smc_smcmr, SMCMR_REN | SMCMR_TEN); + + clrbits16(&smcp->smc_smcmr, + SMCMR_REN | SMCMR_TEN); clrbits8(&smcp->smc_smcm, SMCM_RX | SMCM_TX); } else { scc_t __iomem *sccp = pinfo->sccp; - clrbits32(&sccp->scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); - clrbits16(&sccp->scc_sccm, UART_SCCM_TX | UART_SCCM_RX); + + clrbits32(&sccp->scc_gsmrl, + SCC_GSMRL_ENR | SCC_GSMRL_ENT); + clrbits16(&sccp->scc_sccm, + UART_SCCM_TX | UART_SCCM_RX); } /* Shut them really down and reinit buffer descriptors */ @@ -481,8 +486,8 @@ static void cpm_uart_shutdown(struct uart_port *port) } static void cpm_uart_set_termios(struct uart_port *port, - struct ktermios *termios, - struct ktermios *old) + struct ktermios *termios, + struct ktermios *old) { int baud; unsigned long flags; @@ -621,12 +626,14 @@ static void cpm_uart_set_termios(struct uart_port *port, * present. */ prev_mode = in_be16(&smcp->smc_smcmr) & (SMCMR_REN | SMCMR_TEN); - /* Output in *one* operation, so we don't interrupt RX/TX if they - * were already enabled. */ + /* Output in *one* operation, so we don't interrupt RX/TX if + * they were already enabled. + */ out_be16(&smcp->smc_smcmr, smcr_mk_clen(bits) | cval | SMCMR_SM_UART | prev_mode); } else { - out_be16(&pinfo->sccup->scc_genscc.scc_mrblr, pinfo->rx_fifosize); + out_be16(&pinfo->sccup->scc_genscc.scc_mrblr, + pinfo->rx_fifosize); out_be16(&pinfo->sccup->scc_maxidl, maxidl); out_be16(&sccp->scc_psmr, (sbits << 12) | scval); } @@ -770,7 +777,8 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo) * buffers in the buffer descriptors, and the * virtual address for us to work with. */ - mem_addr = pinfo->mem_addr + L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize); + mem_addr = pinfo->mem_addr + + L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize); bdp = pinfo->tx_cur = pinfo->tx_bd_base; for (i = 0; i < (pinfo->tx_nrfifos - 1); i++, bdp++) { out_be32(&bdp->cbd_bufaddr, cpu2cpm_addr(mem_addr, pinfo)); @@ -794,9 +802,9 @@ static void cpm_uart_init_scc(struct uart_cpm_port *pinfo) /* Store address */ out_be16(&pinfo->sccup->scc_genscc.scc_rbase, - (u8 __iomem *)pinfo->rx_bd_base - DPRAM_BASE); + (u8 __iomem *)pinfo->rx_bd_base - DPRAM_BASE); out_be16(&pinfo->sccup->scc_genscc.scc_tbase, - (u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE); + (u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE); /* Set up the uart parameters in the * parameter ram. @@ -833,7 +841,7 @@ static void cpm_uart_init_scc(struct uart_cpm_port *pinfo) */ out_be32(&scp->scc_gsmrh, 0); out_be32(&scp->scc_gsmrl, - SCC_GSMRL_MODE_UART | SCC_GSMRL_TDCR_16 | SCC_GSMRL_RDCR_16); + SCC_GSMRL_MODE_UART | SCC_GSMRL_TDCR_16 | SCC_GSMRL_RDCR_16); /* Enable rx interrupts and clear all pending events. */ out_be16(&scp->scc_sccm, 0); @@ -856,14 +864,14 @@ static void cpm_uart_init_smc(struct uart_cpm_port *pinfo) /* Store address */ out_be16(&pinfo->smcup->smc_rbase, - (u8 __iomem *)pinfo->rx_bd_base - DPRAM_BASE); + (u8 __iomem *)pinfo->rx_bd_base - DPRAM_BASE); out_be16(&pinfo->smcup->smc_tbase, - (u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE); + (u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE); /* * In case SMC1 is being relocated... */ -#if defined (CONFIG_I2C_SPI_SMC1_UCODE_PATCH) +#if defined(CONFIG_I2C_SPI_SMC1_UCODE_PATCH) out_be16(&up->smc_rbptr, in_be16(&pinfo->smcup->smc_rbase)); out_be16(&up->smc_tbptr, in_be16(&pinfo->smcup->smc_tbase)); out_be32(&up->smc_rstate, 0); @@ -917,8 +925,10 @@ static int cpm_uart_request_port(struct uart_port *port) clrbits8(&pinfo->smcp->smc_smcm, SMCM_RX | SMCM_TX); clrbits16(&pinfo->smcp->smc_smcmr, SMCMR_REN | SMCMR_TEN); } else { - clrbits16(&pinfo->sccp->scc_sccm, UART_SCCM_TX | UART_SCCM_RX); - clrbits32(&pinfo->sccp->scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); + clrbits16(&pinfo->sccp->scc_sccm, + UART_SCCM_TX | UART_SCCM_RX); + clrbits32(&pinfo->sccp->scc_gsmrl, + SCC_GSMRL_ENR | SCC_GSMRL_ENT); } ret = cpm_uart_allocbuf(pinfo, 0); @@ -1048,9 +1058,10 @@ static int poll_chars; static int poll_wait_key(char *obuf, struct uart_cpm_port *pinfo) { u_char c, *cp; - volatile cbd_t *bdp; int i; + volatile cbd_t *bdp; + /* Get the address of the host memory buffer. */ bdp = pinfo->rx_cur; @@ -1138,7 +1149,7 @@ static const struct uart_ops cpm_uart_pops = { struct uart_cpm_port cpm_uart_ports[UART_NR]; static int cpm_uart_init_port(struct device_node *np, - struct uart_cpm_port *pinfo) + struct uart_cpm_port *pinfo) { const u32 *data; void __iomem *mem, *pram; @@ -1148,7 +1159,8 @@ static int cpm_uart_init_port(struct device_node *np, data = of_get_property(np, "clock", NULL); if (data) { - struct clk *clk = clk_get(NULL, (const char*)data); + struct clk *clk = clk_get(NULL, (const char *)data); + if (!IS_ERR(clk)) pinfo->clk = clk; } @@ -1156,7 +1168,7 @@ static int cpm_uart_init_port(struct device_node *np, data = of_get_property(np, "fsl,cpm-brg", &len); if (!data || len != 4) { dev_err(port->dev, "CPM UART %pOFn has no/invalid " - "fsl,cpm-brg property.\n", np); + "fsl,cpm-brg property.\n", np); return -EINVAL; } pinfo->brg = *data; @@ -1165,7 +1177,7 @@ static int cpm_uart_init_port(struct device_node *np, data = of_get_property(np, "fsl,cpm-command", &len); if (!data || len != 4) { dev_err(port->dev, "CPM UART %pOFn has no/invalid " - "fsl,cpm-command property.\n", np); + "fsl,cpm-command property.\n", np); return -EINVAL; } pinfo->command = *data; @@ -1179,7 +1191,7 @@ static int cpm_uart_init_port(struct device_node *np, pinfo->sccp = mem; pinfo->sccup = pram = cpm_uart_map_pram(pinfo, np); } else if (of_device_is_compatible(np, "fsl,cpm1-smc-uart") || - of_device_is_compatible(np, "fsl,cpm2-smc-uart")) { + of_device_is_compatible(np, "fsl,cpm2-smc-uart")) { pinfo->flags |= FLAG_SMC; pinfo->smcp = mem; pinfo->smcup = pram = cpm_uart_map_pram(pinfo, np); @@ -1266,19 +1278,17 @@ static void cpm_uart_console_write(struct console *co, const char *s, unsigned long flags; int nolock = oops_in_progress; - if (unlikely(nolock)) { + if (unlikely(nolock)) local_irq_save(flags); - } else { + else spin_lock_irqsave(&pinfo->port.lock, flags); - } cpm_uart_early_write(pinfo, s, count, true); - if (unlikely(nolock)) { + if (unlikely(nolock)) local_irq_restore(flags); - } else { + else spin_unlock_irqrestore(&pinfo->port.lock, flags); - } } @@ -1341,7 +1351,8 @@ static int __init cpm_uart_console_setup(struct console *co, char *options) out_be16(&pinfo->sccup->scc_brkcr, 0); cpm_line_cr_cmd(pinfo, CPM_CR_GRA_STOP_TX); clrbits16(&pinfo->sccp->scc_sccm, UART_SCCM_TX | UART_SCCM_RX); - clrbits32(&pinfo->sccp->scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); + clrbits32(&pinfo->sccp->scc_gsmrl, + SCC_GSMRL_ENR | SCC_GSMRL_ENT); } ret = cpm_uart_allocbuf(pinfo, 1); @@ -1381,7 +1392,7 @@ static int __init cpm_uart_console_init(void) console_initcall(cpm_uart_console_init); -#define CPM_UART_CONSOLE &cpm_scc_uart_console +#define CPM_UART_CONSOLE (&cpm_scc_uart_console) #else #define CPM_UART_CONSOLE NULL #endif @@ -1424,6 +1435,7 @@ static int cpm_uart_probe(struct platform_device *ofdev) static int cpm_uart_remove(struct platform_device *ofdev) { struct uart_cpm_port *pinfo = platform_get_drvdata(ofdev); + return uart_remove_one_port(&cpm_reg, &pinfo->port); } @@ -1451,11 +1463,12 @@ static struct platform_driver cpm_uart_driver = { }, .probe = cpm_uart_probe, .remove = cpm_uart_remove, - }; +}; static int __init cpm_uart_init(void) { int ret = uart_register_driver(&cpm_reg); + if (ret) return ret; diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h b/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h index 18ec0849918ac1..eafff968e351d3 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h +++ b/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h @@ -16,13 +16,13 @@ static inline void cpm_set_brg(int brg, int baud) cpm_setbrg(brg, baud); } -static inline void cpm_set_scc_fcr(scc_uart_t __iomem * sup) +static inline void cpm_set_scc_fcr(scc_uart_t __iomem *sup) { out_8(&sup->scc_genscc.scc_rfcr, SMC_EB); out_8(&sup->scc_genscc.scc_tfcr, SMC_EB); } -static inline void cpm_set_smc_fcr(smc_uart_t __iomem * up) +static inline void cpm_set_smc_fcr(smc_uart_t __iomem *up) { out_8(&up->smc_rfcr, SMC_EB); out_8(&up->smc_tfcr, SMC_EB); diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c b/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c index 6799b14ec2e316..de3d02a63240db 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c @@ -117,8 +117,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) if (is_con) { mem_addr = kzalloc(memsz, GFP_NOWAIT); dma_addr = virt_to_bus(mem_addr); - } - else + } else mem_addr = dma_alloc_coherent(pinfo->port.dev, memsz, &dma_addr, GFP_KERNEL); @@ -148,7 +147,8 @@ void cpm_uart_freebuf(struct uart_cpm_port *pinfo) dma_free_coherent(pinfo->port.dev, L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize) + L1_CACHE_ALIGN(pinfo->tx_nrfifos * - pinfo->tx_fifosize), (void __force *)pinfo->mem_addr, + pinfo->tx_fifosize), + (void __force *)pinfo->mem_addr, pinfo->dma_addr); cpm_dpfree(pinfo->dp_addr);