diff options
| author | Ohad Sharabi <osharabi@habana.ai> | 2022-02-23 14:37:08 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-05-22 21:57:34 +0300 |
| commit | 050a6f349a09d3cefb14f4114bfa047b2c5b2a65 (patch) | |
| tree | e10a888741622f3955dff83e8434846dde35dc58 /drivers/misc/habanalabs/goya/goya.c | |
| parent | 06926dbed215ac98d253b151ae5ad3b0cabac2bf (diff) | |
| download | linux-050a6f349a09d3cefb14f4114bfa047b2c5b2a65.tar.xz | |
habanalabs: add user API to get valid DRAM page sizes
Future devices will support multiple device memory page sizes.
In addition, an API for the user was added for it to be able to control
the device memory allocation page size.
This patch is a complementary patch to inform the user of the available
page size supported by the device.
Signed-off-by: Ohad Sharabi <osharabi@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/habanalabs/goya/goya.c')
| -rw-r--r-- | drivers/misc/habanalabs/goya/goya.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c index ec347bd3bb69..b18288070754 100644 --- a/drivers/misc/habanalabs/goya/goya.c +++ b/drivers/misc/habanalabs/goya/goya.c @@ -5679,6 +5679,12 @@ static u32 *goya_get_stream_master_qid_arr(void) return NULL; } +static void goya_get_valid_dram_page_orders(struct hl_info_dev_memalloc_page_sizes *info) +{ + /* set 0 since multiple pages are not supported */ + info->page_order_bitmask = 0; +} + static const struct hl_asic_funcs goya_funcs = { .early_init = goya_early_init, .early_fini = goya_early_fini, @@ -5767,6 +5773,7 @@ static const struct hl_asic_funcs goya_funcs = { .get_stream_master_qid_arr = goya_get_stream_master_qid_arr, .is_valid_dram_page_size = NULL, .mmu_get_real_page_size = hl_mmu_get_real_page_size, + .get_valid_dram_page_orders = goya_get_valid_dram_page_orders, }; /* |