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misc: rtsx: rts5249 support runtime PM

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rtsx_pcr:
add callback functions to support runtime PM
add delay_work to put device to D3 after idle
over 10 sec

rts5249:
add extra init flow for rtd3 and set rtd3_en from
config setting

rtsx_pci_sdmmc:
child device support autosuspend

Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
Link: https://lore.kernel.org/r/20201202065857.19412-1-ricky_wu@realtek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ricky Wu 2020-12-02 14:58:57 +08:00 • committed by Greg Kroah-Hartman
parent 121e9c6b5c
commit 5b4258f672
5 changed files with 145 additions and 6 deletions
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2
include/linux/rtsx_pci.h
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@ -1174,6 +1174,7 @@ struct rtsx_pcr {
struct delayed_work carddet_work;
struct delayed_work idle_work;
struct delayed_work rtd3_work;
spinlock_t lock;
struct mutex pcr_mutex;
@ -1183,6 +1184,7 @@ struct rtsx_pcr {
unsigned int cur_clock;
bool remove_pci;
bool msi_en;
bool is_runtime_suspended;
#define EXTRA_CAPS_SD_SDR50 (1 << 0)
#define EXTRA_CAPS_SD_SDR104 (1 << 1)