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author | David S. Miller <davem@davemloft.net> | 2018-12-20 10:53:28 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2018-12-20 11:53:36 -0800 |
commit | 2be09de7d6a06f58e768de1255a687c9aaa66606 (patch) | |
tree | 298f9e04caf105873d987e807eccba27710a49cc /drivers/mmc/host/sdhci-omap.c | |
parent | Merge branch 'bnxt_en-next' (diff) | |
parent | Merge tag 'm68k-for-v4.20-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k (diff) | |
download | linux-dev-2be09de7d6a06f58e768de1255a687c9aaa66606.tar.xz linux-dev-2be09de7d6a06f58e768de1255a687c9aaa66606.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Lots of conflicts, by happily all cases of overlapping
changes, parallel adds, things of that nature.
Thanks to Stephen Rothwell, Saeed Mahameed, and others
for their guidance in these resolutions.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/mmc/host/sdhci-omap.c')
-rw-r--r-- | drivers/mmc/host/sdhci-omap.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c index 88347ce78f23..d264391616f9 100644 --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -288,9 +288,9 @@ static int sdhci_omap_execute_tuning(struct mmc_host *mmc, u32 opcode) struct device *dev = omap_host->dev; struct mmc_ios *ios = &mmc->ios; u32 start_window = 0, max_window = 0; + bool dcrc_was_enabled = false; u8 cur_match, prev_match = 0; u32 length = 0, max_len = 0; - u32 ier = host->ier; u32 phase_delay = 0; int ret = 0; u32 reg; @@ -317,9 +317,10 @@ static int sdhci_omap_execute_tuning(struct mmc_host *mmc, u32 opcode) * during the tuning procedure. So disable it during the * tuning procedure. */ - ier &= ~SDHCI_INT_DATA_CRC; - sdhci_writel(host, ier, SDHCI_INT_ENABLE); - sdhci_writel(host, ier, SDHCI_SIGNAL_ENABLE); + if (host->ier & SDHCI_INT_DATA_CRC) { + host->ier &= ~SDHCI_INT_DATA_CRC; + dcrc_was_enabled = true; + } while (phase_delay <= MAX_PHASE_DELAY) { sdhci_omap_set_dll(omap_host, phase_delay); @@ -366,6 +367,9 @@ tuning_error: ret: sdhci_reset(host, SDHCI_RESET_CMD | SDHCI_RESET_DATA); + /* Reenable forbidden interrupt */ + if (dcrc_was_enabled) + host->ier |= SDHCI_INT_DATA_CRC; sdhci_writel(host, host->ier, SDHCI_INT_ENABLE); sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE); return ret; |