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| author | Rui Feng <[email protected]> | 2020-10-29 09:57:48 +0800 |
|---|---|---|
| committer | Ulf Hansson <[email protected]> | 2020-11-16 11:59:28 +0100 |
| commit | 5afe802132f242f5520d2acac09ea05d31e3c7cf (patch) | |
| tree | cdcf4af682254aee57971e5b2a791c2569e59937 /tools/perf/scripts/python/bin/stackcollapse-report | |
| parent | ead49373d2916080509f51fc6a4ee8f9bc021b9b (diff) | |
misc: rtsx: Add SD Express mode support for RTS5261
RTS5261 support SD mode and PCIe/NVMe mode. The workflow is as follows.
1.RTS5261 work in SD mode and set MMC_CAPS2_SD_EXP flag.
2.If card is plugged in, Host send CMD8 to ask card's PCIe availability.
3.If the card has PCIe availability and WP is not set, init_sd_express() will be invoked,
RTS5261 switch to PCIe/NVMe mode.
4.Mmc driver handover it to NVMe driver.
5.If card is unplugged, RTS5261 will switch to SD mode.
Signed-off-by: Rui Feng <[email protected]>
Acked-by: Greg Kroah-Hartman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Ulf Hansson <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-report')
0 files changed, 0 insertions, 0 deletions