jordans
938b34da24
The over arching goal it so provide an API that pre-silicon models can latch into for software bring up.# Please enter the commit message for your changes. Lines starting
[ROCm/ROCR-Runtime commit: d4b85b6bf5]
30 righe
672 B
C
30 righe
672 B
C
#include <stdio.h>
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#include <errno.h>
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#include <sys/ioctl.h>
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#include "libhsakmt.h"
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#include "hsakmt/hsakmtmodel.h"
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/* Call ioctl, restarting if it is interrupted */
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int hsakmt_ioctl(int fd, unsigned long request, void *arg)
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{
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if (hsakmt_use_model)
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return model_kfd_ioctl(request, arg);
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int ret;
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do {
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ret = ioctl(fd, request, arg);
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} while (ret == -1 && (errno == EINTR || errno == EAGAIN));
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if (ret == -1 && errno == EBADF) {
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/* In case pthread_atfork didn't catch it, this will
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* make any subsequent hsaKmt calls fail in CHECK_KFD_OPEN.
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*/
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pr_err("KFD file descriptor not valid in this process\n");
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hsakmt_is_forked_child();
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}
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return ret;
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}
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