aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/hid/intel-ish-hid/ishtp/client-buffers.c
AgeCommit message (Collapse)Author
2019-11-12HID: intel-ish-hid: fix wrong error handling in ishtp_cl_alloc_tx_ring()Zhang Lixu
[ Upstream commit 16ff7bf6dbcc6f77d2eec1ac9120edf44213c2f1 ] When allocating tx ring buffers failed, should free tx buffers, not rx buffers. Signed-off-by: Zhang Lixu <lixu.zhang@intel.com> Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz> Signed-off-by: Sasha Levin <sashal@kernel.org>
2016-08-29HID: intel_ish-hid: Use kzalloc instead of kmalloc/memsetWei Yongjun
Use kzalloc rather than kmalloc followed by memset with 0. Generated by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com> Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2016-08-17HID: intel_ish-hid: ISH Transport layerSrinivas Pandruvada
The ISH transport layer (ishtp) is a bi-directional protocol implemented on the top of PCI based inter processor communication layer. This layer offers: - Connection management - Flow control with the firmware - Multiple client sessions - Client message transfer - Client message reception - DMA for RX and TX for fast data transfer Refer to Documentation/hid/intel-ish-hid.txt for overview of the functionality implemented in this layer. Original-author: Daniel Drubin <daniel.drubin@intel.com> Reviewed-and-tested-by: Ooi, Joyce <joyce.ooi@intel.com> Tested-by: Grant Likely <grant.likely@secretlab.ca> Tested-by: Rann Bar-On <rb6@duke.edu> Tested-by: Atri Bhattacharya <badshah400@aim.com> Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>