diff options
Diffstat (limited to 'package/kernel/mac80211/patches/330-v4.18-0005-brcmfmac-add-hostready-indication.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/330-v4.18-0005-brcmfmac-add-hostready-indication.patch | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/330-v4.18-0005-brcmfmac-add-hostready-indication.patch b/package/kernel/mac80211/patches/330-v4.18-0005-brcmfmac-add-hostready-indication.patch new file mode 100644 index 0000000000..e3d4441f7f --- /dev/null +++ b/package/kernel/mac80211/patches/330-v4.18-0005-brcmfmac-add-hostready-indication.patch @@ -0,0 +1,74 @@ +From 84ad327d18debe19b8d509059b61db445d048b02 Mon Sep 17 00:00:00 2001 +From: Franky Lin <franky.lin@broadcom.com> +Date: Thu, 26 Apr 2018 12:16:50 +0200 +Subject: [PATCH] brcmfmac: add hostready indication + +A hostready signal is introduced to inform firmware through mailbox +doorbell1 when common ring initialized or D3 exited. + +Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com> +Signed-off-by: Franky Lin <franky.lin@broadcom.com> +Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 14 ++++++++++++-- + 1 file changed, 12 insertions(+), 2 deletions(-) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +@@ -105,7 +105,8 @@ static const struct brcmf_firmware_mappi + #define BRCMF_PCIE_PCIE2REG_MAILBOXMASK 0x4C + #define BRCMF_PCIE_PCIE2REG_CONFIGADDR 0x120 + #define BRCMF_PCIE_PCIE2REG_CONFIGDATA 0x124 +-#define BRCMF_PCIE_PCIE2REG_H2D_MAILBOX 0x140 ++#define BRCMF_PCIE_PCIE2REG_H2D_MAILBOX_0 0x140 ++#define BRCMF_PCIE_PCIE2REG_H2D_MAILBOX_1 0x144 + + #define BRCMF_PCIE2_INTA 0x01 + #define BRCMF_PCIE2_INTB 0x02 +@@ -140,6 +141,7 @@ static const struct brcmf_firmware_mappi + #define BRCMF_PCIE_SHARED_VERSION_MASK 0x00FF + #define BRCMF_PCIE_SHARED_DMA_INDEX 0x10000 + #define BRCMF_PCIE_SHARED_DMA_2B_IDX 0x100000 ++#define BRCMF_PCIE_SHARED_HOSTRDY_DB1 0x10000000 + + #define BRCMF_PCIE_FLAGS_HTOD_SPLIT 0x4000 + #define BRCMF_PCIE_FLAGS_DTOH_SPLIT 0x8000 +@@ -782,6 +784,12 @@ static void brcmf_pcie_intr_enable(struc + BRCMF_PCIE_MB_INT_FN0_1); + } + ++static void brcmf_pcie_hostready(struct brcmf_pciedev_info *devinfo) ++{ ++ if (devinfo->shared.flags & BRCMF_PCIE_SHARED_HOSTRDY_DB1) ++ brcmf_pcie_write_reg32(devinfo, ++ BRCMF_PCIE_PCIE2REG_H2D_MAILBOX_1, 1); ++} + + static irqreturn_t brcmf_pcie_quick_check_isr(int irq, void *arg) + { +@@ -924,7 +932,7 @@ static int brcmf_pcie_ring_mb_ring_bell( + + brcmf_dbg(PCIE, "RING !\n"); + /* Any arbitrary value will do, lets use 1 */ +- brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_H2D_MAILBOX, 1); ++ brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_H2D_MAILBOX_0, 1); + + return 0; + } +@@ -1728,6 +1736,7 @@ static void brcmf_pcie_setup(struct devi + init_waitqueue_head(&devinfo->mbdata_resp_wait); + + brcmf_pcie_intr_enable(devinfo); ++ brcmf_pcie_hostready(devinfo); + if (brcmf_attach(&devinfo->pdev->dev, devinfo->settings) == 0) + return; + +@@ -1950,6 +1959,7 @@ static int brcmf_pcie_pm_leave_D3(struct + brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2); + brcmf_bus_change_state(bus, BRCMF_BUS_UP); + brcmf_pcie_intr_enable(devinfo); ++ brcmf_pcie_hostready(devinfo); + return 0; + } + |