diff options
| author | Ian Forbes <ian.forbes@broadcom.com> | 2025-01-10 12:53:35 -0600 |
|---|---|---|
| committer | Zack Rusin <zack.rusin@broadcom.com> | 2025-01-14 13:01:43 -0500 |
| commit | b7d40627813799870e72729c6fc979a8a40d9ba6 (patch) | |
| tree | c94466cea6913ba25f203e62a81491fb2cda8c17 /drivers/gpu/drm/vmwgfx/vmwgfx_shader.c | |
| parent | 9cdebfa97d5844ac3a2ad815a87e60cec8f84795 (diff) | |
drm/vmwgfx: Add new keep_resv BO param
Adds a new BO param that keeps the reservation locked after creation.
This removes the need to re-reserve the BO after creation which is a
waste of cycles.
This also fixes a bug in vmw_prime_import_sg_table where the imported
reservation is unlocked twice.
Signed-off-by: Ian Forbes <ian.forbes@broadcom.com>
Fixes: b32233acceff ("drm/vmwgfx: Fix prime import/export")
Reviewed-by: Zack Rusin <zack.rusin@broadcom.com>
Signed-off-by: Zack Rusin <zack.rusin@broadcom.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250110185335.15301-1-ian.forbes@broadcom.com
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_shader.c')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_shader.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c index a01ca3226d0a..7fb1c88bcc47 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c @@ -896,7 +896,8 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv, .busy_domain = VMW_BO_DOMAIN_SYS, .bo_type = ttm_bo_type_device, .size = size, - .pin = true + .pin = true, + .keep_resv = true, }; if (!vmw_shader_id_ok(user_key, shader_type)) @@ -906,10 +907,6 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv, if (unlikely(ret != 0)) goto out; - ret = ttm_bo_reserve(&buf->tbo, false, true, NULL); - if (unlikely(ret != 0)) - goto no_reserve; - /* Map and copy shader bytecode. */ ret = ttm_bo_kmap(&buf->tbo, 0, PFN_UP(size), &map); if (unlikely(ret != 0)) { |