diff options
Diffstat (limited to 'target/linux/brcm2708/patches-3.18/0092-dwc_otg-introduce-fiq_fsm_spin-un-lock.patch')
| -rw-r--r--[-rwxr-xr-x] | target/linux/brcm2708/patches-3.18/0092-dwc_otg-introduce-fiq_fsm_spin-un-lock.patch | 49 |
1 files changed, 17 insertions, 32 deletions
diff --git a/target/linux/brcm2708/patches-3.18/0092-dwc_otg-introduce-fiq_fsm_spin-un-lock.patch b/target/linux/brcm2708/patches-3.18/0092-dwc_otg-introduce-fiq_fsm_spin-un-lock.patch index 0562a8cf0f..19bb50a17c 100755..100644 --- a/target/linux/brcm2708/patches-3.18/0092-dwc_otg-introduce-fiq_fsm_spin-un-lock.patch +++ b/target/linux/brcm2708/patches-3.18/0092-dwc_otg-introduce-fiq_fsm_spin-un-lock.patch @@ -19,11 +19,9 @@ cores. drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c | 9 ++++- 6 files changed, 88 insertions(+), 22 deletions(-) -diff --git a/drivers/usb/host/dwc_common_port/dwc_common_linux.c b/drivers/usb/host/dwc_common_port/dwc_common_linux.c -index 5c50a8b..b802042 100644 --- a/drivers/usb/host/dwc_common_port/dwc_common_linux.c +++ b/drivers/usb/host/dwc_common_port/dwc_common_linux.c -@@ -580,13 +580,7 @@ void DWC_WRITE_REG64(uint64_t volatile *reg, uint64_t value) +@@ -580,13 +580,7 @@ void DWC_WRITE_REG64(uint64_t volatile * void DWC_MODIFY_REG32(uint32_t volatile *reg, uint32_t clear_mask, uint32_t set_mask) { @@ -37,11 +35,9 @@ index 5c50a8b..b802042 100644 } #if 0 -diff --git a/drivers/usb/host/dwc_otg/dwc_otg_cil.c b/drivers/usb/host/dwc_otg/dwc_otg_cil.c -index 6a32c5c..e40060f 100644 --- a/drivers/usb/host/dwc_otg/dwc_otg_cil.c +++ b/drivers/usb/host/dwc_otg/dwc_otg_cil.c -@@ -2244,9 +2244,7 @@ void dwc_otg_core_host_init(dwc_otg_core_if_t * core_if) +@@ -2244,9 +2244,7 @@ void dwc_otg_core_host_init(dwc_otg_core */ void dwc_otg_hc_init(dwc_otg_core_if_t * core_if, dwc_hc_t * hc) { @@ -51,7 +47,7 @@ index 6a32c5c..e40060f 100644 hcchar_data_t hcchar; hcsplt_data_t hcsplt; -@@ -2348,14 +2346,6 @@ void dwc_otg_hc_init(dwc_otg_core_if_t * core_if, dwc_hc_t * hc) +@@ -2348,14 +2346,6 @@ void dwc_otg_hc_init(dwc_otg_core_if_t * } DWC_WRITE_REG32(&hc_regs->hcintmsk, hc_intr_mask.d32); @@ -66,11 +62,9 @@ index 6a32c5c..e40060f 100644 /* * Program the HCCHARn register with the endpoint characteristics for * the current transfer. -diff --git a/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.c b/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.c -index 284f902..84618a5 100644 --- a/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.c +++ b/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.c -@@ -75,6 +75,46 @@ void notrace _fiq_print(enum fiq_debug_level dbg_lvl, volatile struct fiq_state +@@ -75,6 +75,46 @@ void notrace _fiq_print(enum fiq_debug_l } /** @@ -117,7 +111,7 @@ index 284f902..84618a5 100644 * fiq_fsm_restart_channel() - Poke channel enable bit for a split transaction * @channel: channel to re-enable */ -@@ -1142,6 +1182,7 @@ void notrace dwc_otg_fiq_fsm(struct fiq_state *state, int num_channels) +@@ -1142,6 +1182,7 @@ void notrace dwc_otg_fiq_fsm(struct fiq_ gintsts_handled.d32 = 0; haint_handled.d32 = 0; @@ -125,7 +119,7 @@ index 284f902..84618a5 100644 gintsts.d32 = FIQ_READ(state->dwc_regs_base + GINTSTS); gintmsk.d32 = FIQ_READ(state->dwc_regs_base + GINTMSK); gintsts.d32 &= gintmsk.d32; -@@ -1231,7 +1272,7 @@ void notrace dwc_otg_fiq_fsm(struct fiq_state *state, int num_channels) +@@ -1231,7 +1272,7 @@ void notrace dwc_otg_fiq_fsm(struct fiq_ } state->fiq_done++; @@ -134,7 +128,7 @@ index 284f902..84618a5 100644 } -@@ -1253,6 +1294,7 @@ void notrace dwc_otg_fiq_nop(struct fiq_state *state) +@@ -1253,6 +1294,7 @@ void notrace dwc_otg_fiq_nop(struct fiq_ gintmsk_data_t gintmsk; hfnum_data_t hfnum; @@ -142,15 +136,13 @@ index 284f902..84618a5 100644 hfnum.d32 = FIQ_READ(state->dwc_regs_base + HFNUM); gintsts.d32 = FIQ_READ(state->dwc_regs_base + GINTSTS); gintmsk.d32 = FIQ_READ(state->dwc_regs_base + GINTMSK); -@@ -1290,5 +1332,5 @@ void notrace dwc_otg_fiq_nop(struct fiq_state *state) +@@ -1290,5 +1332,5 @@ void notrace dwc_otg_fiq_nop(struct fiq_ } state->fiq_done++; - mb(); + fiq_fsm_spin_unlock(&state->lock); } -diff --git a/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.h b/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.h -index 5c7707f..8455324 100644 --- a/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.h +++ b/drivers/usb/host/dwc_otg/dwc_otg_fiq_fsm.h @@ -120,7 +120,6 @@ typedef struct { @@ -197,11 +189,9 @@ index 5c7707f..8455324 100644 extern int fiq_fsm_too_late(struct fiq_state *st, int n); extern int fiq_fsm_tt_in_use(struct fiq_state *st, int num_channels, int n); -diff --git a/drivers/usb/host/dwc_otg/dwc_otg_hcd.c b/drivers/usb/host/dwc_otg/dwc_otg_hcd.c -index 68d4f3b..124ac16 100644 --- a/drivers/usb/host/dwc_otg/dwc_otg_hcd.c +++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd.c -@@ -1184,6 +1184,9 @@ static void assign_and_init_hc(dwc_otg_hcd_t * hcd, dwc_otg_qh_t * qh) +@@ -1184,6 +1184,9 @@ static void assign_and_init_hc(dwc_otg_h dwc_otg_qtd_t *qtd; dwc_otg_hcd_urb_t *urb; void* ptr = NULL; @@ -211,7 +201,7 @@ index 68d4f3b..124ac16 100644 qtd = DWC_CIRCLEQ_FIRST(&qh->qtd_list); -@@ -1409,6 +1412,20 @@ static void assign_and_init_hc(dwc_otg_hcd_t * hcd, dwc_otg_qh_t * qh) +@@ -1409,6 +1412,20 @@ static void assign_and_init_hc(dwc_otg_h hc->desc_list_addr = qh->desc_list_dma; dwc_otg_hc_init(hcd->core_if, hc); @@ -232,7 +222,7 @@ index 68d4f3b..124ac16 100644 hc->qh = qh; } -@@ -1659,6 +1676,7 @@ int fiq_fsm_queue_isoc_transaction(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) +@@ -1659,6 +1676,7 @@ int fiq_fsm_queue_isoc_transaction(dwc_o fiq_print(FIQDBG_INT, hcd->fiq_state, "%08x", st->hcdma_copy.d32); hfnum.d32 = DWC_READ_REG32(&hcd->core_if->host_if->host_global_regs->hfnum); local_fiq_disable(); @@ -240,7 +230,7 @@ index 68d4f3b..124ac16 100644 DWC_WRITE_REG32(&hc_regs->hctsiz, st->hctsiz_copy.d32); DWC_WRITE_REG32(&hc_regs->hcsplt, st->hcsplt_copy.d32); DWC_WRITE_REG32(&hc_regs->hcdma, st->hcdma_copy.d32); -@@ -1676,6 +1694,7 @@ int fiq_fsm_queue_isoc_transaction(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) +@@ -1676,6 +1694,7 @@ int fiq_fsm_queue_isoc_transaction(dwc_o } mb(); st->hcchar_copy.b.chen = 0; @@ -248,7 +238,7 @@ index 68d4f3b..124ac16 100644 local_fiq_enable(); return 0; } -@@ -1811,7 +1830,7 @@ int fiq_fsm_queue_split_transaction(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) +@@ -1811,7 +1830,7 @@ int fiq_fsm_queue_split_transaction(dwc_ DWC_WRITE_REG32(&hc_regs->hcintmsk, st->hcintmsk_copy.d32); local_fiq_disable(); @@ -257,7 +247,7 @@ index 68d4f3b..124ac16 100644 if (hc->ep_type & 0x1) { hfnum.d32 = DWC_READ_REG32(&hcd->core_if->host_if->host_global_regs->hfnum); -@@ -1909,7 +1928,7 @@ int fiq_fsm_queue_split_transaction(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) +@@ -1909,7 +1928,7 @@ int fiq_fsm_queue_split_transaction(dwc_ st->hcchar_copy.b.chen = 1; DWC_WRITE_REG32(&hc_regs->hcchar, st->hcchar_copy.d32); } @@ -266,11 +256,9 @@ index 68d4f3b..124ac16 100644 local_fiq_enable(); return 0; } -diff --git a/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c b/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c -index a5566bc..ee35196 100644 --- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c +++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c -@@ -101,6 +101,7 @@ int32_t dwc_otg_hcd_handle_intr(dwc_otg_hcd_t * dwc_otg_hcd) +@@ -101,6 +101,7 @@ int32_t dwc_otg_hcd_handle_intr(dwc_otg_ if (dwc_otg_is_host_mode(core_if)) { if (fiq_enable) { local_fiq_disable(); @@ -278,7 +266,7 @@ index a5566bc..ee35196 100644 /* Pull in from the FIQ's disabled mask */ gintmsk.d32 = gintmsk.d32 | ~(dwc_otg_hcd->fiq_state->gintmsk_saved.d32); dwc_otg_hcd->fiq_state->gintmsk_saved.d32 = ~0; -@@ -116,8 +117,10 @@ int32_t dwc_otg_hcd_handle_intr(dwc_otg_hcd_t * dwc_otg_hcd) +@@ -116,8 +117,10 @@ int32_t dwc_otg_hcd_handle_intr(dwc_otg_ } gintsts.d32 &= gintmsk.d32; @@ -306,7 +294,7 @@ index a5566bc..ee35196 100644 local_fiq_enable(); if ((jiffies / HZ) > last_time) { -@@ -633,8 +638,10 @@ int32_t dwc_otg_hcd_handle_hc_intr(dwc_otg_hcd_t * dwc_otg_hcd) +@@ -633,8 +638,10 @@ int32_t dwc_otg_hcd_handle_hc_intr(dwc_o { /* check the mask? */ local_fiq_disable(); @@ -317,6 +305,3 @@ index a5566bc..ee35196 100644 local_fiq_enable(); } --- -1.8.3.2 - |