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Don't limit number of supported GPUs

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Stop using NUM_OF_SUPPORTED_GPUS. For now the definitions itself cannot
be removed as ioctl code is in upstream Kernel.

Change-Id: If846625a8ad5062d5483e762850c793d3c00b9d0


[ROCm/ROCR-Runtime commit: ce83dc623f]
This commit is contained in:
Harish Kasiviswanathan
2016-01-13 17:27:31 -05:00
parent add443f1ef
commit 14358ee07f
5 changed files with 115 additions and 49 deletions
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projects/rocr-runtime/src/openclose.c
+23 -10
View File
@@ -41,27 +41,30 @@ HSAKMTAPI
hsaKmtOpenKFD(void)
{
HSAKMT_STATUS result;
int fd;
pthread_mutex_lock(&hsakmt_mutex);
if (kfd_open_count == 0)
{
int fd = open(kfd_device_name, O_RDWR | O_CLOEXEC);
fd = open(kfd_device_name, O_RDWR | O_CLOEXEC);
if (fd != -1)
{
if (fd != -1) {
kfd_fd = fd;
kfd_open_count = 1;
result = fmm_init_process_apertures();
if (result != HSAKMT_STATUS_SUCCESS)
close(fd);
}
else
{
} else {
result = HSAKMT_STATUS_KERNEL_IO_CHANNEL_NOT_OPENED;
goto open_failed;
}
result = fmm_init_process_apertures();
if (result != HSAKMT_STATUS_SUCCESS)
goto init_process_aperture_failed;
result = init_process_doorbells();
if (result != HSAKMT_STATUS_SUCCESS)
goto init_doorbell_failed;
amd_hsa_thunk_lock_fd = open(tmp_file,
O_CREAT | //create the file if it's not present.
O_RDWR, //only need write access for the internal locking semantics.
@@ -73,6 +76,14 @@ hsaKmtOpenKFD(void)
result = HSAKMT_STATUS_SUCCESS;
}
pthread_mutex_unlock(&hsakmt_mutex);
return result;
init_doorbell_failed:
fmm_destroy_process_apertures();
init_process_aperture_failed:
close(fd);
open_failed:
pthread_mutex_unlock(&hsakmt_mutex);
return result;
@@ -90,6 +101,8 @@ hsaKmtCloseKFD(void)
{
if (--kfd_open_count == 0)
{
destroy_process_doorbells();
fmm_destroy_process_apertures();
close(kfd_fd);
if (amd_hsa_thunk_lock_fd > 0) {