Server IP : 104.21.38.3 / Your IP : 172.69.166.64 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/arch/parisc/include/asm/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_DMA_MAPPING_H #define _PARISC_DMA_MAPPING_H /* ** We need to support 4 different coherent dma models with one binary: ** ** I/O MMU consistent method dma_sync behavior ** ============= ====================== ======================= ** a) PA-7x00LC uncachable host memory flush/purge ** b) U2/Uturn cachable host memory NOP ** c) Ike/Astro cachable host memory NOP ** d) EPIC/SAGA memory on EPIC/SAGA flush/reset DMA channel ** ** PA-7[13]00LC processors have a GSC bus interface and no I/O MMU. ** ** Systems (eg PCX-T workstations) that don't fall into the above ** categories will need to modify the needed drivers to perform ** flush/purge and allocate "regular" cacheable pages for everything. */ extern const struct dma_map_ops *hppa_dma_ops; static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { return hppa_dma_ops; } #endif