From 6f6c195b95136e0b2972b3c5213f6cd876c4fa8f Mon Sep 17 00:00:00 2001 From: Hante Meuleman Date: Tue, 25 Feb 2014 20:30:32 +0100 Subject: [PATCH] brcmfmac: Remove immediate sleep support from SDIO. Immediate sleep support is an aggressive power saving option that has not been enabled in brcmfmac and is removed to simplify code. Reviewed-by: Arend Van Spriel Reviewed-by: Franky (Zhenhui) Lin Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Daniel (Deognyoun) Kim Signed-off-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: John W. Linville --- .../wireless/brcm80211/brcmfmac/dhd_sdio.c | 20 ------------------- 1 file changed, 20 deletions(-) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index cc0f1ad8b42c..04f5e32cfb48 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -304,7 +304,6 @@ struct rte_console { /* Flags for SDH calls */ #define F2SYNC (SDIO_REQ_4BYTE | SDIO_REQ_FIXED) -#define BRCMF_IDLE_IMMEDIATE (-1) /* Enter idle immediately */ #define BRCMF_IDLE_ACTIVE 0 /* Do not request any SD clock change * when idle */ @@ -2662,16 +2661,6 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) data_ok(bus)) || PKT_AVAILABLE()) { atomic_inc(&bus->dpc_tskcnt); } - - /* If we're done for now, turn off clock request. */ - if ((bus->clkstate != CLK_PENDING) - && bus->idletime == BRCMF_IDLE_IMMEDIATE) { - bus->activity = false; - brcmf_dbg(SDIO, "idle state\n"); - sdio_claim_host(bus->sdiodev->func[1]); - brcmf_sdio_bus_sleep(bus, true, false); - sdio_release_host(bus->sdiodev->func[1]); - } } static struct pktq *brcmf_sdio_bus_gettxq(struct device *dev) @@ -2948,15 +2937,6 @@ brcmf_sdio_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) } while (ret < 0 && retries++ < TXRETRIES); } - if ((bus->idletime == BRCMF_IDLE_IMMEDIATE) && - atomic_read(&bus->dpc_tskcnt) == 0) { - bus->activity = false; - sdio_claim_host(bus->sdiodev->func[1]); - brcmf_dbg(INFO, "idle\n"); - brcmf_sdio_clkctl(bus, CLK_NONE, true); - sdio_release_host(bus->sdiodev->func[1]); - } - if (ret) bus->sdcnt.tx_ctlerrs++; else