sata_sil24: prevent hba lockup when pass-through ATA commands are used

[linux-2.6-omap-h63xx.git] / drivers / serial / cpm_uart / cpm_uart_cpm1.c

diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
index 95afc37297a849253d495e744bb90b47cde3a437..52fb044bb79a917333788d033217016fefce868f 100644 (file)
--- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c
+++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
@@ -40,6 +40,7 @@
 
 #include <asm/io.h>
 #include <asm/irq.h>
+#include <asm/fs_pd.h>
 
 #include <linux/serial_core.h>
 #include <linux/kernel.h>
@@ -48,9 +49,20 @@
 
 /**************************************************************/
 
-void cpm_line_cr_cmd(int line, int cmd)
+#ifdef CONFIG_PPC_CPM_NEW_BINDING
+void cpm_line_cr_cmd(struct uart_cpm_port *port, int cmd)
+{
+       u16 __iomem *cpcr = &cpmp->cp_cpcr;
+
+       out_be16(cpcr, port->command | (cmd << 8) | CPM_CR_FLG);
+       while (in_be16(cpcr) & CPM_CR_FLG)
+               ;
+}
+#else
+void cpm_line_cr_cmd(struct uart_cpm_port *port, int cmd)
 {
        ushort val;
+       int line = port - cpm_uart_ports;
        volatile cpm8xx_t *cp = cpmp;
 
        switch (line) {
@@ -113,6 +125,7 @@ void scc4_lineif(struct uart_cpm_port *pinfo)
        /* XXX SCC4: insert port configuration here */
        pinfo->brg = 4;
 }
+#endif
 
 /*
  * Allocate DP-Ram and memory buffers. We need to allocate a transmit and
@@ -124,7 +137,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
 {
        int dpmemsz, memsz;
        u8 *dp_mem;
-       uint dp_offset;
+       unsigned long dp_offset;
        u8 *mem_addr;
        dma_addr_t dma_addr = 0;
 
@@ -132,7 +145,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
 
        dpmemsz = sizeof(cbd_t) * (pinfo->rx_nrfifos + pinfo->tx_nrfifos);
        dp_offset = cpm_dpalloc(dpmemsz, 8);
-       if (IS_DPERR(dp_offset)) {
+       if (IS_ERR_VALUE(dp_offset)) {
                printk(KERN_ERR
                       "cpm_uart_cpm1.c: could not allocate buffer descriptors\n");
                return -ENOMEM;
@@ -145,7 +158,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
                /* was hostalloc but changed cause it blows away the */
                /* large tlb mapping when pinning the kernel area    */
                mem_addr = (u8 *) cpm_dpram_addr(cpm_dpalloc(memsz, 8));
-               dma_addr = (u32)mem_addr;
+               dma_addr = (u32)cpm_dpram_phys(mem_addr);
        } else
                mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr,
                                              GFP_KERNEL);
@@ -166,7 +179,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
        pinfo->tx_buf = pinfo->rx_buf + L1_CACHE_ALIGN(pinfo->rx_nrfifos
                                                       * pinfo->rx_fifosize);
 
-       pinfo->rx_bd_base = (volatile cbd_t *)dp_mem;
+       pinfo->rx_bd_base = (cbd_t __iomem __force *)dp_mem;
        pinfo->tx_bd_base = pinfo->rx_bd_base + pinfo->rx_nrfifos;
 
        return 0;
@@ -183,6 +196,7 @@ void cpm_uart_freebuf(struct uart_cpm_port *pinfo)
        cpm_dpfree(pinfo->dp_addr);
 }
 
+#ifndef CONFIG_PPC_CPM_NEW_BINDING
 /* Setup any dynamic params in the uart desc */
 int cpm_uart_init_portdesc(void)
 {
@@ -205,7 +219,7 @@ int cpm_uart_init_portdesc(void)
            (unsigned long)&cpmp->cp_smc[0];
        cpm_uart_ports[UART_SMC1].smcp->smc_smcm |= (SMCM_RX | SMCM_TX);
        cpm_uart_ports[UART_SMC1].smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
-       cpm_uart_ports[UART_SMC1].port.uartclk = (((bd_t *) __res)->bi_intfreq);
+       cpm_uart_ports[UART_SMC1].port.uartclk = uart_clock();
        cpm_uart_port_map[cpm_uart_nr++] = UART_SMC1;
 #endif
 
@@ -217,7 +231,7 @@ int cpm_uart_init_portdesc(void)
            (unsigned long)&cpmp->cp_smc[1];
        cpm_uart_ports[UART_SMC2].smcp->smc_smcm |= (SMCM_RX | SMCM_TX);
        cpm_uart_ports[UART_SMC2].smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
-       cpm_uart_ports[UART_SMC2].port.uartclk = (((bd_t *) __res)->bi_intfreq);
+       cpm_uart_ports[UART_SMC2].port.uartclk = uart_clock();
        cpm_uart_port_map[cpm_uart_nr++] = UART_SMC2;
 #endif
 
@@ -231,7 +245,7 @@ int cpm_uart_init_portdesc(void)
            ~(UART_SCCM_TX | UART_SCCM_RX);
        cpm_uart_ports[UART_SCC1].sccp->scc_gsmrl &=
            ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
-       cpm_uart_ports[UART_SCC1].port.uartclk = (((bd_t *) __res)->bi_intfreq);
+       cpm_uart_ports[UART_SCC1].port.uartclk = uart_clock();
        cpm_uart_port_map[cpm_uart_nr++] = UART_SCC1;
 #endif
 
@@ -245,7 +259,7 @@ int cpm_uart_init_portdesc(void)
            ~(UART_SCCM_TX | UART_SCCM_RX);
        cpm_uart_ports[UART_SCC2].sccp->scc_gsmrl &=
            ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
-       cpm_uart_ports[UART_SCC2].port.uartclk = (((bd_t *) __res)->bi_intfreq);
+       cpm_uart_ports[UART_SCC2].port.uartclk = uart_clock();
        cpm_uart_port_map[cpm_uart_nr++] = UART_SCC2;
 #endif
 
@@ -259,7 +273,7 @@ int cpm_uart_init_portdesc(void)
            ~(UART_SCCM_TX | UART_SCCM_RX);
        cpm_uart_ports[UART_SCC3].sccp->scc_gsmrl &=
            ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
-       cpm_uart_ports[UART_SCC3].port.uartclk = (((bd_t *) __res)->bi_intfreq);
+       cpm_uart_ports[UART_SCC3].port.uartclk = uart_clock();
        cpm_uart_port_map[cpm_uart_nr++] = UART_SCC3;
 #endif
 
@@ -273,8 +287,9 @@ int cpm_uart_init_portdesc(void)
            ~(UART_SCCM_TX | UART_SCCM_RX);
        cpm_uart_ports[UART_SCC4].sccp->scc_gsmrl &=
            ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
-       cpm_uart_ports[UART_SCC4].port.uartclk = (((bd_t *) __res)->bi_intfreq);
+       cpm_uart_ports[UART_SCC4].port.uartclk = uart_clock();
        cpm_uart_port_map[cpm_uart_nr++] = UART_SCC4;
 #endif
        return 0;
 }
+#endif