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authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>2020-03-17 11:33:26 -0500
committerVinod Koul <vkoul@kernel.org>2020-03-19 12:43:04 +0530
commitad473db4ec8d5502e35d78a034a92a520afb9964 (patch)
tree397b3782a7a4291af2fa8067d69eb44ca12f1e93 /drivers/soundwire
parent91080111f51f89760a0dcd859a4f68b936779fb6 (diff)
downloadlinux-ad473db4ec8d5502e35d78a034a92a520afb9964.tar.bz2
soundwire: cadence: remove automatic command retries
This is a good idea on paper, but it's not recommended at all when operating in multi-master mode. It's also not recommended when doing bank switches, since the retransmission would happen at the next SSP, and the command protocol is stuck in the mean time. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20200317163329.25501-15-pierre-louis.bossart@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/soundwire')
-rw-r--r--drivers/soundwire/cadence_master.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index 420ad23c5530..c9fdd4deb4f5 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -1109,8 +1109,7 @@ int sdw_cdns_init(struct sdw_cdns *cdns)
/* leave frame delay to hardware default of 0x1F */
- /* Set Max cmd retry to 15 */
- val |= CDNS_MCP_CONFIG_MCMD_RETRY;
+ /* leave command retry to hardware default of 0 */
cdns_writel(cdns, CDNS_MCP_CONFIG, val);