From: John Snow <jsnow@redhat.com>
To: qemu-devel@nongnu.org, qemu-block@nongnu.org
Cc: John Snow <jsnow@redhat.com>
Subject: [Qemu-devel] [PATCH 04/16] ahci: fix spacing damage on ahci_port_write
Date: Fri, 25 May 2018 19:54:57 -0400 [thread overview]
Message-ID: <20180525235509.11282-5-jsnow@redhat.com> (raw)
In-Reply-To: <20180525235509.11282-1-jsnow@redhat.com>
Churn.
Signed-off-by: John Snow <jsnow@redhat.com>
---
hw/ide/ahci.c | 142 +++++++++++++++++++++++++++++-----------------------------
1 file changed, 71 insertions(+), 71 deletions(-)
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index 57c80a2fe9..2298e72833 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -279,85 +279,85 @@ static int ahci_cond_start_engines(AHCIDevice *ad)
return 0;
}
-static void ahci_port_write(AHCIState *s, int port, int offset, uint32_t val)
+static void ahci_port_write(AHCIState *s, int port, int offset, uint32_t val)
{
AHCIPortRegs *pr = &s->dev[port].port_regs;
trace_ahci_port_write(s, port, offset, val);
switch (offset) {
- case PORT_LST_ADDR:
- pr->lst_addr = val;
- break;
- case PORT_LST_ADDR_HI:
- pr->lst_addr_hi = val;
- break;
- case PORT_FIS_ADDR:
- pr->fis_addr = val;
- break;
- case PORT_FIS_ADDR_HI:
- pr->fis_addr_hi = val;
- break;
- case PORT_IRQ_STAT:
- pr->irq_stat &= ~val;
- ahci_check_irq(s);
- break;
- case PORT_IRQ_MASK:
- pr->irq_mask = val & 0xfdc000ff;
- ahci_check_irq(s);
- break;
- case PORT_CMD:
- /* Block any Read-only fields from being set;
- * including LIST_ON and FIS_ON.
- * The spec requires to set ICC bits to zero after the ICC change
- * is done. We don't support ICC state changes, therefore always
- * force the ICC bits to zero.
- */
- pr->cmd = (pr->cmd & PORT_CMD_RO_MASK) |
- (val & ~(PORT_CMD_RO_MASK|PORT_CMD_ICC_MASK));
+ case PORT_LST_ADDR:
+ pr->lst_addr = val;
+ break;
+ case PORT_LST_ADDR_HI:
+ pr->lst_addr_hi = val;
+ break;
+ case PORT_FIS_ADDR:
+ pr->fis_addr = val;
+ break;
+ case PORT_FIS_ADDR_HI:
+ pr->fis_addr_hi = val;
+ break;
+ case PORT_IRQ_STAT:
+ pr->irq_stat &= ~val;
+ ahci_check_irq(s);
+ break;
+ case PORT_IRQ_MASK:
+ pr->irq_mask = val & 0xfdc000ff;
+ ahci_check_irq(s);
+ break;
+ case PORT_CMD:
+ /* Block any Read-only fields from being set;
+ * including LIST_ON and FIS_ON.
+ * The spec requires to set ICC bits to zero after the ICC change
+ * is done. We don't support ICC state changes, therefore always
+ * force the ICC bits to zero.
+ */
+ pr->cmd = (pr->cmd & PORT_CMD_RO_MASK) |
+ (val & ~(PORT_CMD_RO_MASK|PORT_CMD_ICC_MASK));
- /* Check FIS RX and CLB engines */
- ahci_cond_start_engines(&s->dev[port]);
+ /* Check FIS RX and CLB engines */
+ ahci_cond_start_engines(&s->dev[port]);
- /* XXX usually the FIS would be pending on the bus here and
- issuing deferred until the OS enables FIS receival.
- Instead, we only submit it once - which works in most
- cases, but is a hack. */
- if ((pr->cmd & PORT_CMD_FIS_ON) &&
- !s->dev[port].init_d2h_sent) {
- ahci_init_d2h(&s->dev[port]);
- }
+ /* XXX usually the FIS would be pending on the bus here and
+ issuing deferred until the OS enables FIS receival.
+ Instead, we only submit it once - which works in most
+ cases, but is a hack. */
+ if ((pr->cmd & PORT_CMD_FIS_ON) &&
+ !s->dev[port].init_d2h_sent) {
+ ahci_init_d2h(&s->dev[port]);
+ }
- check_cmd(s, port);
- break;
- case PORT_TFDATA:
- /* Read Only. */
- break;
- case PORT_SIG:
- /* Read Only */
- break;
- case PORT_SCR_STAT:
- /* Read Only */
- break;
- case PORT_SCR_CTL:
- if (((pr->scr_ctl & AHCI_SCR_SCTL_DET) == 1) &&
- ((val & AHCI_SCR_SCTL_DET) == 0)) {
- ahci_reset_port(s, port);
- }
- pr->scr_ctl = val;
- break;
- case PORT_SCR_ERR:
- pr->scr_err &= ~val;
- break;
- case PORT_SCR_ACT:
- /* RW1 */
- pr->scr_act |= val;
- break;
- case PORT_CMD_ISSUE:
- pr->cmd_issue |= val;
- check_cmd(s, port);
- break;
- default:
- break;
+ check_cmd(s, port);
+ break;
+ case PORT_TFDATA:
+ /* Read Only. */
+ break;
+ case PORT_SIG:
+ /* Read Only */
+ break;
+ case PORT_SCR_STAT:
+ /* Read Only */
+ break;
+ case PORT_SCR_CTL:
+ if (((pr->scr_ctl & AHCI_SCR_SCTL_DET) == 1) &&
+ ((val & AHCI_SCR_SCTL_DET) == 0)) {
+ ahci_reset_port(s, port);
+ }
+ pr->scr_ctl = val;
+ break;
+ case PORT_SCR_ERR:
+ pr->scr_err &= ~val;
+ break;
+ case PORT_SCR_ACT:
+ /* RW1 */
+ pr->scr_act |= val;
+ break;
+ case PORT_CMD_ISSUE:
+ pr->cmd_issue |= val;
+ check_cmd(s, port);
+ break;
+ default:
+ break;
}
}
--
2.14.3
next prev parent reply other threads:[~2018-05-25 23:55 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-25 23:54 [Qemu-devel] [PATCH 00/16] AHCI: tracing improvements John Snow
2018-05-25 23:54 ` [Qemu-devel] [PATCH 01/16] ahci: add port register enumeration John Snow
2018-05-25 23:54 ` [Qemu-devel] [PATCH 02/16] ahci: modify ahci_port_read to use register numbers John Snow
2018-05-25 23:54 ` [Qemu-devel] [PATCH 03/16] ahci: make port read traces more descriptive John Snow
2018-05-26 4:44 ` Philippe Mathieu-Daudé
2018-05-30 20:17 ` John Snow
2018-05-30 21:28 ` Philippe Mathieu-Daudé
2018-05-31 16:25 ` John Snow
2018-05-25 23:54 ` John Snow [this message]
2018-05-25 23:54 ` [Qemu-devel] [PATCH 05/16] ahci: combine identical clauses in port write John Snow
2018-05-25 23:54 ` [Qemu-devel] [PATCH 06/16] ahci: modify ahci_port_write to use register numbers John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 07/16] ahci: make port write traces more descriptive John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 08/16] ahci: delete old port register address definitions John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 09/16] ahci: add host register enumeration John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 10/16] ahci: fix host register max address John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 11/16] ahci: modify ahci_mem_read_32 to work on register numbers John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 12/16] ahci: make mem_read_32 traces more descriptive John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 13/16] ahci: fix spacing damage on ahci_mem_write John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 14/16] ahci: adjust ahci_mem_write to work on registers John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 15/16] ahci: delete old host register address definitions John Snow
2018-05-25 23:55 ` [Qemu-devel] [PATCH 16/16] ahci: make ahci_mem_write traces more descriptive John Snow
2018-05-26 0:11 ` [Qemu-devel] [PATCH 00/16] AHCI: tracing improvements no-reply
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