diff options
Diffstat (limited to 'package/kernel/mac80211/patches/312-v4.16-0010-brcmfmac-Remove-repeated-calls-to-brcmf_chip_get_cor.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/312-v4.16-0010-brcmfmac-Remove-repeated-calls-to-brcmf_chip_get_cor.patch | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/package/kernel/mac80211/patches/312-v4.16-0010-brcmfmac-Remove-repeated-calls-to-brcmf_chip_get_cor.patch b/package/kernel/mac80211/patches/312-v4.16-0010-brcmfmac-Remove-repeated-calls-to-brcmf_chip_get_cor.patch deleted file mode 100644 index 69fbf5c80f..0000000000 --- a/package/kernel/mac80211/patches/312-v4.16-0010-brcmfmac-Remove-repeated-calls-to-brcmf_chip_get_cor.patch +++ /dev/null @@ -1,128 +0,0 @@ -From 21a10846d09db3c5e3bdfb0be0fc7aa9fdc7000a Mon Sep 17 00:00:00 2001 -From: Ian Molton <ian@mnementh.co.uk> -Date: Fri, 8 Dec 2017 13:10:35 +0100 -Subject: [PATCH] brcmfmac: Remove repeated calls to brcmf_chip_get_core() - -There is no need to repeatdly call brcmf_chip_get_core(), which -traverses a list of cores every time its called (including during -register access code!). - -Call it once, and store a pointer to the core structure. The existing -code does nto keep track of users of the cores anyway, and even so, this -will allow for easier refcounting in future. - -Signed-off-by: Ian Molton <ian@mnementh.co.uk> -Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com> -Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> -Signed-off-by: Kalle Valo <kvalo@codeaurora.org> ---- - .../wireless/broadcom/brcm80211/brcmfmac/sdio.c | 25 +++++++++++++--------- - 1 file changed, 15 insertions(+), 10 deletions(-) - ---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c -+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c -@@ -436,6 +436,7 @@ struct brcmf_sdio_count { - struct brcmf_sdio { - struct brcmf_sdio_dev *sdiodev; /* sdio device handler */ - struct brcmf_chip *ci; /* Chip info struct */ -+ struct brcmf_core *sdio_core; /* sdio core info struct */ - - u32 hostintmask; /* Copy of Host Interrupt Mask */ - atomic_t intstatus; /* Intstatus bits (events) pending */ -@@ -665,10 +666,9 @@ static bool data_ok(struct brcmf_sdio *b - */ - static int r_sdreg32(struct brcmf_sdio *bus, u32 *regvar, u32 offset) - { -- struct brcmf_core *core; -+ struct brcmf_core *core = bus->sdio_core; - int ret; - -- core = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); - *regvar = brcmf_sdiod_readl(bus->sdiodev, core->base + offset, &ret); - - return ret; -@@ -676,10 +676,9 @@ static int r_sdreg32(struct brcmf_sdio * - - static int w_sdreg32(struct brcmf_sdio *bus, u32 regval, u32 reg_offset) - { -- struct brcmf_core *core; -+ struct brcmf_core *core = bus->sdio_core; - int ret; - -- core = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); - brcmf_sdiod_writel(bus->sdiodev, core->base + reg_offset, regval, &ret); - - return ret; -@@ -2495,12 +2494,11 @@ static inline void brcmf_sdio_clrintr(st - - static int brcmf_sdio_intr_rstatus(struct brcmf_sdio *bus) - { -- struct brcmf_core *buscore; -+ struct brcmf_core *buscore = bus->sdio_core; - u32 addr; - unsigned long val; - int ret; - -- buscore = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); - addr = buscore->base + SD_REG(intstatus); - - val = brcmf_sdiod_readl(bus->sdiodev, addr, &ret); -@@ -3377,13 +3375,14 @@ static void brcmf_sdio_sr_init(struct br - /* enable KSO bit */ - static int brcmf_sdio_kso_init(struct brcmf_sdio *bus) - { -+ struct brcmf_core *core = bus->sdio_core; - u8 val; - int err = 0; - - brcmf_dbg(TRACE, "Enter\n"); - - /* KSO bit added in SDIO core rev 12 */ -- if (brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV)->rev < 12) -+ if (core->rev < 12) - return 0; - - val = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, &err); -@@ -3412,6 +3411,7 @@ static int brcmf_sdio_bus_preinit(struct - struct brcmf_bus *bus_if = dev_get_drvdata(dev); - struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; - struct brcmf_sdio *bus = sdiodev->bus; -+ struct brcmf_core *core = bus->sdio_core; - uint pad_size; - u32 value; - int err; -@@ -3420,7 +3420,7 @@ static int brcmf_sdio_bus_preinit(struct - * a device perspective, ie. bus:txglom affects the - * bus transfers from device to host. - */ -- if (brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV)->rev < 12) { -+ if (core->rev < 12) { - /* for sdio core rev < 12, disable txgloming */ - value = 0; - err = brcmf_iovar_data_set(dev, "bus:txglom", &value, -@@ -3758,11 +3758,10 @@ static void brcmf_sdio_buscore_activate( - u32 rstvec) - { - struct brcmf_sdio_dev *sdiodev = ctx; -- struct brcmf_core *core; -+ struct brcmf_core *core = sdiodev->bus->sdio_core; - u32 reg_addr; - - /* clear all interrupts */ -- core = brcmf_chip_get_core(chip, BCMA_CORE_SDIO_DEV); - reg_addr = core->base + SD_REG(intstatus); - brcmf_sdiod_writel(sdiodev, reg_addr, 0xFFFFFFFF, NULL); - -@@ -3843,6 +3842,12 @@ brcmf_sdio_probe_attach(struct brcmf_sdi - bus->ci = NULL; - goto fail; - } -+ -+ /* Pick up the SDIO core info struct from chip.c */ -+ bus->sdio_core = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); -+ if (!bus->sdio_core) -+ goto fail; -+ - sdiodev->settings = brcmf_get_module_param(sdiodev->dev, - BRCMF_BUSTYPE_SDIO, - bus->ci->chip, |