diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_pcode.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_pcode.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_pcode.c b/drivers/gpu/drm/xe/xe_pcode.c index cf955b3ed52c..6a7ddb9005f9 100644 --- a/drivers/gpu/drm/xe/xe_pcode.c +++ b/drivers/gpu/drm/xe/xe_pcode.c @@ -109,6 +109,17 @@ int xe_pcode_write_timeout(struct xe_tile *tile, u32 mbox, u32 data, int timeout return err; } +int xe_pcode_write64_timeout(struct xe_tile *tile, u32 mbox, u32 data0, u32 data1, int timeout) +{ + int err; + + mutex_lock(&tile->pcode.lock); + err = pcode_mailbox_rw(tile, mbox, &data0, &data1, timeout, false, false); + mutex_unlock(&tile->pcode.lock); + + return err; +} + int xe_pcode_read(struct xe_tile *tile, u32 mbox, u32 *val, u32 *val1) { int err; @@ -325,3 +336,33 @@ int xe_pcode_probe_early(struct xe_device *xe) return xe_pcode_ready(xe, false); } ALLOW_ERROR_INJECTION(xe_pcode_probe_early, ERRNO); /* See xe_pci_probe */ + +/* Helpers with drm device. These should only be called by the display side */ +#if IS_ENABLED(CONFIG_DRM_XE_DISPLAY) + +int intel_pcode_read(struct drm_device *drm, u32 mbox, u32 *val, u32 *val1) +{ + struct xe_device *xe = to_xe_device(drm); + struct xe_tile *tile = xe_device_get_root_tile(xe); + + return xe_pcode_read(tile, mbox, val, val1); +} + +int intel_pcode_write_timeout(struct drm_device *drm, u32 mbox, u32 val, int timeout_ms) +{ + struct xe_device *xe = to_xe_device(drm); + struct xe_tile *tile = xe_device_get_root_tile(xe); + + return xe_pcode_write_timeout(tile, mbox, val, timeout_ms); +} + +int intel_pcode_request(struct drm_device *drm, u32 mbox, u32 request, + u32 reply_mask, u32 reply, int timeout_base_ms) +{ + struct xe_device *xe = to_xe_device(drm); + struct xe_tile *tile = xe_device_get_root_tile(xe); + + return xe_pcode_request(tile, mbox, request, reply_mask, reply, timeout_base_ms); +} + +#endif |