diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/arm/css/mhu/css_mhu_doorbell.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/arm/css/mhu/css_mhu_doorbell.c b/drivers/arm/css/mhu/css_mhu_doorbell.c index 885874272..c51f3b1d7 100644 --- a/drivers/arm/css/mhu/css_mhu_doorbell.c +++ b/drivers/arm/css/mhu/css_mhu_doorbell.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2014-2020, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -20,11 +20,13 @@ void mhu_ring_doorbell(struct scmi_channel_plat_info *plat_info) void mhuv2_ring_doorbell(struct scmi_channel_plat_info *plat_info) { + uintptr_t mhuv2_base = plat_info->db_reg_addr & MHU_V2_FRAME_BASE_MASK; + /* wake receiver */ - MHU_V2_ACCESS_REQUEST(MHUV2_BASE_ADDR); + MHU_V2_ACCESS_REQUEST(mhuv2_base); /* wait for receiver to acknowledge its ready */ - while (MHU_V2_IS_ACCESS_READY(MHUV2_BASE_ADDR) == 0) + while (MHU_V2_IS_ACCESS_READY(mhuv2_base) == 0) ; MHU_RING_DOORBELL(plat_info->db_reg_addr, @@ -32,7 +34,7 @@ void mhuv2_ring_doorbell(struct scmi_channel_plat_info *plat_info) plat_info->db_preserve_mask); /* clear the access request for the receiver */ - MHU_V2_CLEAR_REQUEST(MHUV2_BASE_ADDR); + MHU_V2_CLEAR_REQUEST(mhuv2_base); return; } |