diff options
| author | Fabio Falzoi <fabio.falzoi84@gmail.com> | 2015-06-14 15:48:50 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-06-17 21:23:15 -0700 |
| commit | 884a27e36e0ebd009f2efc3a0b8d40cb0290907d (patch) | |
| tree | 6080bb17ac09c0ab593bf0e0d0a08c0bd7c58a66 /drivers/staging | |
| parent | 319499380ceac581cbb73caf64d6814e7c606344 (diff) | |
Staging: rts5208: helper function to manage aspm
Use a helper function to manage aspm mode
Signed-off-by: Fabio Falzoi <fabio.falzoi84@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/rts5208/rtsx_chip.c | 51 |
1 files changed, 30 insertions, 21 deletions
diff --git a/drivers/staging/rts5208/rtsx_chip.c b/drivers/staging/rts5208/rtsx_chip.c index 373ccd03f0b2..ee331f2e4a0e 100644 --- a/drivers/staging/rts5208/rtsx_chip.c +++ b/drivers/staging/rts5208/rtsx_chip.c @@ -1216,6 +1216,35 @@ static void rtsx_manage_ss(struct rtsx_chip *chip) rtsx_exclusive_enter_ss(chip); } +static void rtsx_manage_aspm(struct rtsx_chip *chip) +{ + u8 data; + + if (!CHECK_PID(chip, 0x5208)) + return; + + rtsx_monitor_aspm_config(chip); + +#ifdef SUPPORT_SDIO_ASPM + if (!CHK_SDIO_EXIST(chip) || CHK_SDIO_IGNORED(chip) || + !chip->aspm_l0s_l1_en || !chip->dynamic_aspm) + return; + + if (chip->sd_io) { + dynamic_configure_sdio_aspm(chip); + return; + } + + if (chip->sdio_aspm) + return; + + dev_dbg(rtsx_dev(chip), "SDIO enter ASPM!\n"); + data = 0x30 | (chip->aspm_level[1] << 2); + rtsx_write_register(chip, ASPM_FORCE_CTL, 0xFC, data); + chip->sdio_aspm = 1; +#endif +} + void rtsx_polling_func(struct rtsx_chip *chip) { if (rtsx_chk_stat(chip, RTSX_STAT_SUSPEND)) @@ -1241,27 +1270,7 @@ void rtsx_polling_func(struct rtsx_chip *chip) rtsx_manage_ss(chip); - if (CHECK_PID(chip, 0x5208)) { - rtsx_monitor_aspm_config(chip); - -#ifdef SUPPORT_SDIO_ASPM - if (CHK_SDIO_EXIST(chip) && !CHK_SDIO_IGNORED(chip) && - chip->aspm_l0s_l1_en && chip->dynamic_aspm) { - if (chip->sd_io) { - dynamic_configure_sdio_aspm(chip); - } else { - if (!chip->sdio_aspm) { - dev_dbg(rtsx_dev(chip), "SDIO enter ASPM!\n"); - rtsx_write_register(chip, - ASPM_FORCE_CTL, 0xFC, - 0x30 | - (chip->aspm_level[1] << 2)); - chip->sdio_aspm = 1; - } - } - } -#endif - } + rtsx_manage_aspm(chip); if (chip->idle_counter < IDLE_MAX_COUNT) { chip->idle_counter++; |