diff options
| author | Shrey Vijay <shreyv@codeaurora.org> | 2017-03-16 18:24:00 +0530 |
|---|---|---|
| committer | Shrey Vijay <shreyv@codeaurora.org> | 2017-03-17 16:36:51 +0530 |
| commit | c3e5288ca0966ccab967a8a56ee68bbc48f90e43 (patch) | |
| tree | 43d79f74fb637c7a3ebf5831d77154e53256a7cc /include/linux | |
| parent | 89bfd053bfb4afb40d86f58de52cb7b1433dccba (diff) | |
i2c-msm-v2: Create rx completion object for dma mode
Use dedicated rx completion object for DMA transfer mode.
Currently a single completion object is being used for tx, BAM
driver can signal for tx complete while there can be rx process
in active stage. Resulting in BAM_ERROR_IRQ for the pipe connect
as part of the next BAM transfer. Use rx completion callback to
wait for BAM to complete rx transfer.
Change-Id: I65677ed0791c231622a0c33b44f619675a3d8f93
Signed-off-by: Shrey Vijay <shreyv@codeaurora.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/i2c/i2c-msm-v2.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/i2c/i2c-msm-v2.h b/include/linux/i2c/i2c-msm-v2.h index 54974c02725d..468a1d6fa58d 100644 --- a/include/linux/i2c/i2c-msm-v2.h +++ b/include/linux/i2c/i2c-msm-v2.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. +/* Copyright (c) 2014-2015,2017, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -552,6 +552,7 @@ struct i2c_msm_xfer { int msg_cnt; enum i2c_msm_xfer_mode_id mode_id; struct completion complete; + struct completion rx_complete; size_t rx_cnt; size_t tx_cnt; size_t rx_ovrhd_cnt; |