UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

Revert "mmc: sdhci: Reset cmd and data circuits after tuning failure" 

This reverts commit fe5fb2e3b5 ("mmc: sdhci: Reset cmd and data circuits
after tuning failure").

A better fix is available, and it will be applied to older stable releases,
so get this out of the way by reverting it.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org # v4.9+
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Adrian Hunter 2016-12-02 15:14:19 +02:00 committed by Ulf Hansson
parent ef3d232245
commit 2ca71c27ee
1 changed files with 0 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/mmc/host/sdhci.c
View File

@ -2090,10 +2090,6 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
if (!host->tuning_done) {
pr_info(DRIVER_NAME ": Timeout waiting for Buffer Read Ready interrupt during tuning procedure, falling back to fixed sampling clock\n");
sdhci_do_reset(host, SDHCI_RESET_CMD);
sdhci_do_reset(host, SDHCI_RESET_DATA);
ctrl = sdhci_readw(host, SDHCI_HOST_CONTROL2);
ctrl &= ~SDHCI_CTRL_TUNED_CLK;
ctrl &= ~SDHCI_CTRL_EXEC_TUNING;