From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:39204) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ScZ4B-0000Re-2R for qemu-devel@nongnu.org; Thu, 07 Jun 2012 05:31:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ScZ41-0004HI-Qw for qemu-devel@nongnu.org; Thu, 07 Jun 2012 05:31:42 -0400 Received: from mx1.redhat.com ([209.132.183.28]:9466) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ScZ41-0004Fu-Iw for qemu-devel@nongnu.org; Thu, 07 Jun 2012 05:31:33 -0400 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q579VWbd016909 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Thu, 7 Jun 2012 05:31:32 -0400 From: Gerd Hoffmann Date: Thu, 7 Jun 2012 11:31:20 +0200 Message-Id: <1339061486-28513-32-git-send-email-kraxel@redhat.com> In-Reply-To: <1339061486-28513-1-git-send-email-kraxel@redhat.com> References: <1339061486-28513-1-git-send-email-kraxel@redhat.com> Subject: [Qemu-devel] [PATCH 31/37] ehci: add ehci_*_enabled() helpers List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Gerd Hoffmann Add helper functions to query whenever the async / periodic schedule is enabled or not. Put them into use too. Signed-off-by: Gerd Hoffmann --- hw/usb/hcd-ehci.c | 27 +++++++++++++++++++++------ 1 files changed, 21 insertions(+), 6 deletions(-) diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c index 3b602b0..d9c0f0f 100644 --- a/hw/usb/hcd-ehci.c +++ b/hw/usb/hcd-ehci.c @@ -667,6 +667,21 @@ static void ehci_trace_sitd(EHCIState *s, target_phys_addr_t addr, (bool)(sitd->results & SITD_RESULTS_ACTIVE)); } +static inline bool ehci_enabled(EHCIState *s) +{ + return s->usbcmd & USBCMD_RUNSTOP; +} + +static inline bool ehci_async_enabled(EHCIState *s) +{ + return ehci_enabled(s) && (s->usbcmd & USBCMD_ASE); +} + +static inline bool ehci_periodic_enabled(EHCIState *s) +{ + return ehci_enabled(s) && (s->usbcmd & USBCMD_PSE); +} + /* packet management */ static EHCIPacket *ehci_alloc_packet(EHCIQueue *q) @@ -1160,7 +1175,7 @@ static void ehci_mem_writel(void *ptr, target_phys_addr_t addr, uint32_t val) break; case PERIODICLISTBASE: - if ((s->usbcmd & USBCMD_PSE) && (s->usbcmd & USBCMD_RUNSTOP)) { + if (ehci_periodic_enabled(s)) { fprintf(stderr, "ehci: PERIODIC list base register set while periodic schedule\n" " is enabled and HC is enabled\n"); @@ -1168,7 +1183,7 @@ static void ehci_mem_writel(void *ptr, target_phys_addr_t addr, uint32_t val) break; case ASYNCLISTADDR: - if ((s->usbcmd & USBCMD_ASE) && (s->usbcmd & USBCMD_RUNSTOP)) { + if (ehci_async_enabled(s)) { fprintf(stderr, "ehci: ASYNC list address register set while async schedule\n" " is enabled and HC is enabled\n"); @@ -2152,7 +2167,7 @@ static void ehci_advance_async_state(EHCIState *ehci) switch(ehci_get_state(ehci, async)) { case EST_INACTIVE: - if (!(ehci->usbcmd & USBCMD_ASE)) { + if (!ehci_async_enabled(ehci)) { break; } ehci_set_usbsts(ehci, USBSTS_ASS); @@ -2160,7 +2175,7 @@ static void ehci_advance_async_state(EHCIState *ehci) // No break, fall through to ACTIVE case EST_ACTIVE: - if ( !(ehci->usbcmd & USBCMD_ASE)) { + if (!ehci_async_enabled(ehci)) { ehci_queues_rip_all(ehci, async); ehci_clear_usbsts(ehci, USBSTS_ASS); ehci_set_state(ehci, async, EST_INACTIVE); @@ -2213,7 +2228,7 @@ static void ehci_advance_periodic_state(EHCIState *ehci) switch(ehci_get_state(ehci, async)) { case EST_INACTIVE: - if ( !(ehci->frindex & 7) && (ehci->usbcmd & USBCMD_PSE)) { + if (!(ehci->frindex & 7) && ehci_periodic_enabled(ehci)) { ehci_set_usbsts(ehci, USBSTS_PSS); ehci_set_state(ehci, async, EST_ACTIVE); // No break, fall through to ACTIVE @@ -2221,7 +2236,7 @@ static void ehci_advance_periodic_state(EHCIState *ehci) break; case EST_ACTIVE: - if ( !(ehci->frindex & 7) && !(ehci->usbcmd & USBCMD_PSE)) { + if (!(ehci->frindex & 7) && !ehci_periodic_enabled(ehci)) { ehci_queues_rip_all(ehci, async); ehci_clear_usbsts(ehci, USBSTS_PSS); ehci_set_state(ehci, async, EST_INACTIVE); -- 1.7.1