From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/media/pci/cx23885/cx23888-ir.c | 43 ++++++-------------------------------------
1 files changed, 6 insertions(+), 37 deletions(-)
diff --git a/kernel/drivers/media/pci/cx23885/cx23888-ir.c b/kernel/drivers/media/pci/cx23885/cx23888-ir.c
index 5177479..ddfd2eb 100644
--- a/kernel/drivers/media/pci/cx23885/cx23888-ir.c
+++ b/kernel/drivers/media/pci/cx23885/cx23888-ir.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for the Conexant CX23885/7/8 PCIe bridge
*
* CX23888 Integrated Consumer Infrared Controller
*
* Copyright (C) 2009 Andy Walls <awalls@md.metrocast.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include "cx23885.h"
@@ -184,19 +175,6 @@
return (u16) d;
}
-static inline u16 ns_to_clock_divider(unsigned int ns)
-{
- return count_to_clock_divider(
- DIV_ROUND_CLOSEST(CX23888_IR_REFCLK_FREQ / 1000000 * ns, 1000));
-}
-
-static inline unsigned int clock_divider_to_ns(unsigned int divider)
-{
- /* Period of the Rx or Tx clock in ns */
- return DIV_ROUND_CLOSEST((divider + 1) * 1000,
- CX23888_IR_REFCLK_FREQ / 1000000);
-}
-
static inline u16 carrier_freq_to_clock_divider(unsigned int freq)
{
return count_to_clock_divider(
@@ -206,13 +184,6 @@
static inline unsigned int clock_divider_to_carrier_freq(unsigned int divider)
{
return DIV_ROUND_CLOSEST(CX23888_IR_REFCLK_FREQ, (divider + 1) * 16);
-}
-
-static inline u16 freq_to_clock_divider(unsigned int freq,
- unsigned int rollovers)
-{
- return count_to_clock_divider(
- DIV_ROUND_CLOSEST(CX23888_IR_REFCLK_FREQ, freq * rollovers));
}
static inline unsigned int clock_divider_to_freq(unsigned int divider,
@@ -548,7 +519,7 @@
ror = stats & STATS_ROR; /* Rx FIFO Over Run */
tse = irqen & IRQEN_TSE; /* Tx FIFO Service Request IRQ Enable */
- rse = irqen & IRQEN_RSE; /* Rx FIFO Service Reuqest IRQ Enable */
+ rse = irqen & IRQEN_RSE; /* Rx FIFO Service Request IRQ Enable */
rte = irqen & IRQEN_RTE; /* Rx Pulse Width Timer Time Out IRQ Enable */
roe = irqen & IRQEN_ROE; /* Rx FIFO Over Run IRQ Enable */
@@ -638,7 +609,7 @@
events |= V4L2_SUBDEV_IR_RX_END_OF_RX_DETECTED;
}
if (v) {
- /* Clear STATS_ROR & STATS_RTO as needed by reseting hardware */
+ /* Clear STATS_ROR & STATS_RTO as needed by resetting hardware */
cx23888_ir_write4(dev, CX23888_IR_CNTRL_REG, cntrl & ~v);
cx23888_ir_write4(dev, CX23888_IR_CNTRL_REG, cntrl);
*handled = true;
@@ -692,14 +663,12 @@
}
v = (unsigned) pulse_width_count_to_ns(
- (u16) (p->hw_fifo_data & FIFO_RXTX), divider);
+ (u16)(p->hw_fifo_data & FIFO_RXTX), divider) / 1000;
if (v > IR_MAX_DURATION)
v = IR_MAX_DURATION;
- init_ir_raw_event(&p->ir_core_data);
- p->ir_core_data.pulse = u;
- p->ir_core_data.duration = v;
- p->ir_core_data.timeout = w;
+ p->ir_core_data = (struct ir_raw_event)
+ { .pulse = u, .duration = v, .timeout = w };
v4l2_dbg(2, ir_888_debug, sd, "rx read: %10u ns %s %s\n",
v, u ? "mark" : "space", w ? "(timed out)" : "");
--
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