Merge pull request #3378 from chewitt/oopsie

linux: remove amlogic-3.10 patch dir
This commit is contained in:
Jernej Škrabec 2019-03-23 11:27:17 +01:00 committed by GitHub
commit 5ccaa745e2
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@ -1,905 +0,0 @@
diff --git a/arch/arm/mach-mesong9bb/hdmi_tx_hw_20/hdmi_tx_cec_hw.c b/arch/arm/mach-mesong9bb/hdmi_tx_hw_20/hdmi_tx_cec_hw.c
index a2a78bd..762feba 100644
--- a/arch/arm/mach-mesong9bb/hdmi_tx_hw_20/hdmi_tx_cec_hw.c
+++ b/arch/arm/mach-mesong9bb/hdmi_tx_hw_20/hdmi_tx_cec_hw.c
@@ -996,6 +996,7 @@ void cec_tx_irq_handle(void)
#endif
}
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
void cec_polling_online_dev(int log_addr, int *bool)
{
#ifdef AO_CEC
@@ -1005,7 +1006,7 @@ void cec_polling_online_dev(int log_addr, int *bool)
#endif
hdmi_print(INF, CEC "CEC: poll online logic device: 0x%x BOOL: %d\n", log_addr, *bool);
}
-
+#endif
// DELETE LATER, TEST ONLY
void cec_test_(unsigned int cmd)
diff --git a/drivers/amlogic/hdmi/Kconfig b/drivers/amlogic/hdmi/Kconfig
index 71f6bf8..1bfc289 100755
--- a/drivers/amlogic/hdmi/Kconfig
+++ b/drivers/amlogic/hdmi/Kconfig
@@ -24,4 +24,12 @@ config AML_HDMI_TX_HDCP
hdmitx hdcp enable, it should be enalbe if board burned hdmitx hdcp keys
endif
+if AML_HDMI_TX
+config AML_HDMI_TX_NEW_CEC_DRIVER
+ bool "HDMI new CEC driver"
+ default n
+ help
+ hdmitx uses new CEC driver
+endif
+
endmenu
diff --git a/drivers/amlogic/hdmi/hdmi_tx/Makefile b/drivers/amlogic/hdmi/hdmi_tx/Makefile
index 7a944cd..f74ec1f 100755
--- a/drivers/amlogic/hdmi/hdmi_tx/Makefile
+++ b/drivers/amlogic/hdmi/hdmi_tx/Makefile
@@ -1,5 +1,11 @@
obj-$(CONFIG_AML_HDMI_TX) += hdmitx.o
-hdmitx-objs := hdmi_tx.o hdmi_tx_cec.o hdmi_cec_key.o hdmi_tx_video.o hdmi_tx_audio.o hdmi_tx_edid.o hdmi_tx_audio.o hdmi_tx_hdcp.o hdmi_tx_compliance.o
+hdmitx-objs := hdmi_tx.o hdmi_tx_video.o hdmi_tx_audio.o hdmi_tx_edid.o hdmi_tx_audio.o hdmi_tx_hdcp.o hdmi_tx_compliance.o
+
+ifdef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
+ hdmitx-objs += amlogic_cec.o
+else
+ hdmitx-objs += hdmi_tx_cec.o hdmi_cec_key.o
+endif
#EXTRA_CFLAGS += -O2
diff --git a/drivers/amlogic/hdmi/hdmi_tx/amlogic_cec.c b/drivers/amlogic/hdmi/hdmi_tx/amlogic_cec.c
new file mode 100644
index 0000000..1bfc29b
--- /dev/null
+++ b/drivers/amlogic/hdmi/hdmi_tx/amlogic_cec.c
@@ -0,0 +1,679 @@
+/* linux/drivers/amlogic/hdmi/hdmi_tx/amlogic_cec.c
+ *
+ * Copyright (c) 2016 Gerald Dachs
+ *
+ * CEC interface file for Amlogic
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/slab.h>
+#include <linux/uaccess.h>
+#include <linux/poll.h>
+#include <linux/miscdevice.h>
+#include <linux/clk.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/export.h>
+#include <linux/module.h>
+#include <linux/cdev.h>
+#include <linux/list.h>
+#include <linux/delay.h>
+#include <linux/types.h>
+#include <linux/atomic.h>
+#include <linux/semaphore.h>
+
+#include <asm/uaccess.h>
+#include <asm/delay.h>
+#include <mach/am_regs.h>
+#include <mach/power_gate.h>
+#include <linux/amlogic/tvin/tvin.h>
+
+#include <mach/gpio.h>
+#include <linux/amlogic/hdmi_tx/hdmi_info_global.h>
+#include <linux/amlogic/hdmi_tx/hdmi_tx_module.h>
+#include <mach/hdmi_tx_reg.h>
+#include <linux/amlogic/hdmi_tx/hdmi_tx_cec.h>
+
+#define CONFIG_TV_DEBUG // for verbose output
+//#undef CONFIG_TV_DEBUG
+unsigned long amlogic_cec_debug_flag = 1;
+
+MODULE_AUTHOR("Gerald Dachs");
+MODULE_DESCRIPTION("Amlogic CEC driver");
+MODULE_LICENSE("GPL");
+
+//unused, only left to satisfy the linker
+bool cec_msg_dbg_en = 1;
+
+#define DRV_NAME "amlogic_cec"
+#ifndef amlogic_cec_log_dbg
+#define amlogic_cec_log_dbg(fmt, ...) \
+ if (amlogic_cec_debug_flag) \
+ printk(KERN_INFO "[%s] %s(): " fmt, DRV_NAME, __func__, ##__VA_ARGS__)
+#endif
+
+#define CEC_IOC_MAGIC 'c'
+#define CEC_IOC_SETLADDR _IOW(CEC_IOC_MAGIC, 0, unsigned int)
+#define CEC_IOC_GETPADDR _IO(CEC_IOC_MAGIC, 1)
+
+#define VERSION "0.0.1" /* Driver version number */
+#define CEC_MINOR 243 /* Major 10, Minor 242, /dev/cec */
+
+/* CEC Rx buffer size */
+#define CEC_RX_BUFF_SIZE 16
+/* CEC Tx buffer size */
+#define CEC_TX_BUFF_SIZE 16
+
+static DEFINE_SEMAPHORE(init_mutex);
+
+struct cec_rx_list {
+ u8 buffer[CEC_RX_BUFF_SIZE];
+ unsigned char size;
+ struct list_head list;
+};
+
+struct cec_rx_struct {
+ spinlock_t lock;
+ wait_queue_head_t waitq;
+ atomic_t state;
+ struct list_head list;
+};
+
+struct cec_tx_struct {
+ spinlock_t lock;
+ wait_queue_head_t waitq;
+ atomic_t state;
+};
+
+enum cec_state {
+ STATE_RX,
+ STATE_TX,
+ STATE_DONE,
+ STATE_ERROR
+};
+
+static char banner[] __initdata =
+ "Amlogic CEC Driver, (c) 2016 Gerald Dachs";
+
+static struct cec_rx_struct cec_rx_struct;
+
+static struct cec_tx_struct cec_tx_struct;
+
+static atomic_t hdmi_on = ATOMIC_INIT(0);
+
+cec_global_info_t cec_global_info;
+
+static hdmitx_dev_t* hdmitx_device = NULL;
+
+static void amlogic_cec_set_rx_state(enum cec_state state)
+{
+ atomic_set(&cec_rx_struct.state, state);
+}
+
+static void amlogic_cec_set_tx_state(enum cec_state state)
+{
+ atomic_set(&cec_tx_struct.state, state);
+}
+
+static void amlogic_cec_msg_dump(char * msg_tag, const unsigned char *data, unsigned char count)
+{
+ int i;
+ int pos;
+ unsigned char msg_log_buf[128] = { 0 };
+
+ if (amlogic_cec_debug_flag == 1)
+ {
+ pos = 0;
+ pos += sprintf(msg_log_buf + pos, "msg %s len: %d dat: ", msg_tag, count);
+ for (i = 0; i < count; ++i)
+ {
+ pos += sprintf(msg_log_buf + pos, "%02x ", data[i]);
+ }
+ pos += sprintf(msg_log_buf + pos, "\n");
+ msg_log_buf[pos] = '\0';
+ hdmi_print(INF, "[amlogic_cec] dump: %s", msg_log_buf);
+ }
+}
+
+static unsigned int amlogic_cec_read_reg(unsigned int reg)
+{
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ return hdmi_rd_reg(CEC0_BASE_ADDR + reg);
+#endif
+#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
+ return aocec_rd_reg(reg);
+#endif
+}
+
+static void amlogic_cec_write_reg(unsigned int reg, unsigned int value)
+{
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ hdmi_wr_reg(CEC0_BASE_ADDR + reg, value);
+#endif
+#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
+ aocec_wr_reg(reg, value);
+#endif
+}
+
+static int amlogic_cec_read_hw(unsigned char *data, unsigned char *count)
+{
+ int ret = -1;
+ int valid_msg;
+ int rx_msg_status;
+ int rx_num_msg;
+
+ rx_msg_status = amlogic_cec_read_reg(CEC_RX_MSG_STATUS);
+ rx_num_msg = amlogic_cec_read_reg(CEC_RX_NUM_MSG);
+
+ amlogic_cec_log_dbg("rx_msg_status: %d, rx_num_msg: %d\n", rx_msg_status, rx_num_msg);
+
+ valid_msg = (RX_DONE == rx_msg_status) && (1 == rx_num_msg);
+
+ if (valid_msg)
+ {
+ int i;
+
+ *count = amlogic_cec_read_reg(CEC_RX_MSG_LENGTH) + 1;
+ for (i = 0; i < (*count) && i < CEC_RX_BUFF_SIZE; ++i)
+ {
+ data[i]= amlogic_cec_read_reg(CEC_RX_MSG_0_HEADER + i);
+ }
+
+ amlogic_cec_msg_dump("RX", data, *count);
+
+ ret = RX_DONE;
+ }
+
+#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
+ aml_write_reg32(P_AO_CEC_INTR_CLR, aml_read_reg32(P_AO_CEC_INTR_CLR) | (1 << 2));
+#endif
+ amlogic_cec_write_reg(CEC_RX_MSG_CMD, valid_msg ? RX_ACK_NEXT : RX_ACK_CURRENT);
+ amlogic_cec_write_reg(CEC_RX_MSG_CMD, RX_NO_OP);
+
+ return ret;
+}
+
+
+static void amlogic_cec_write_hw(const char *data, size_t count)
+{
+ int i;
+
+ for (i = 0; i < count; ++i)
+ {
+ amlogic_cec_write_reg(CEC_TX_MSG_0_HEADER + i, data[i]);
+ }
+ amlogic_cec_write_reg(CEC_TX_MSG_LENGTH, count - 1);
+ amlogic_cec_write_reg(CEC_TX_MSG_CMD, TX_REQ_CURRENT);
+
+ amlogic_cec_msg_dump("TX", data, count);
+}
+
+unsigned short cec_log_addr_to_dev_type(unsigned char log_addr)
+{
+// unused, just to satisfy the linker
+ return log_addr;
+}
+
+void cec_node_init(hdmitx_dev_t* hdmitx_device)
+{
+ unsigned long cec_phy_addr;
+ unsigned long spin_flags;
+ struct cec_rx_list *entry;
+
+ cec_phy_addr = (((hdmitx_device->hdmi_info.vsdb_phy_addr.a) & 0xf) << 12)
+ | (((hdmitx_device->hdmi_info.vsdb_phy_addr.b) & 0xf) << 8)
+ | (((hdmitx_device->hdmi_info.vsdb_phy_addr.c) & 0xf) << 4)
+ | (((hdmitx_device->hdmi_info.vsdb_phy_addr.d) & 0xf) << 0);
+
+ // If VSDB is not valid,use last or default physical address.
+ if (hdmitx_device->hdmi_info.vsdb_phy_addr.valid == 0)
+ {
+ amlogic_cec_log_dbg("no valid cec physical address\n");
+ if (aml_read_reg32(P_AO_DEBUG_REG1) & 0xffff)
+ {
+ amlogic_cec_log_dbg("use last physical address\n");
+ }
+ else
+ {
+ aml_write_reg32(P_AO_DEBUG_REG1, (aml_read_reg32(P_AO_DEBUG_REG1) & (0xf << 16)) | 0x1000);
+ amlogic_cec_log_dbg("use default physical address\n");
+ }
+ }
+ else
+ {
+ if (cec_global_info.my_node_index)
+ {
+ // prevent write operations
+ if (down_interruptible(&init_mutex))
+ {
+ printk(KERN_ERR "[amlogic] ##### cec node init interrupted! #####\n");
+ return;
+ }
+ hdmitx_device->cec_init_ready = 0;
+ spin_lock_irqsave(&cec_rx_struct.lock, spin_flags);
+
+ amlogic_cec_log_dbg("start reset\n");
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ aml_write_reg32(P_HDMI_CTRL_PORT, aml_read_reg32(P_HDMI_CTRL_PORT)|(1<<16));
+ hdmi_wr_reg(OTHER_BASE_ADDR+HDMI_OTHER_CTRL0, 0xc); //[3]cec_creg_sw_rst [2]cec_sys_sw_rst
+
+#if 0
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_TX_CLEAR_BUF, 0x1);
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_RX_CLEAR_BUF, 0x1);
+
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_TX_CLEAR_BUF, 0x0);
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_RX_CLEAR_BUF, 0x0);
+#endif
+
+ hdmi_wr_reg(OTHER_BASE_ADDR+HDMI_OTHER_CTRL0, 0x0);
+ aml_write_reg32(P_HDMI_CTRL_PORT, aml_read_reg32(P_HDMI_CTRL_PORT)&(~(1<<16)));
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_CLOCK_DIV_H, 0x00 );
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_CLOCK_DIV_L, 0xf0 );
+
+#endif
+#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
+ // regain rx interrupts
+ cec_enable_irq();
+#endif
+ spin_unlock_irqrestore(&cec_rx_struct.lock, spin_flags);
+
+ hdmitx_device->cec_init_ready = 1;
+
+ up(&init_mutex);
+ amlogic_cec_log_dbg("stop reset\n");
+ }
+
+ if ((aml_read_reg32(P_AO_DEBUG_REG1) & 0xffff) != cec_phy_addr)
+ {
+ aml_write_reg32(P_AO_DEBUG_REG1, (aml_read_reg32(P_AO_DEBUG_REG1) & (0xf << 16)) | cec_phy_addr);
+ amlogic_cec_log_dbg("physical address:0x%x\n", aml_read_reg32(P_AO_DEBUG_REG1) & 0xffff);
+
+ if ((hdmitx_device->cec_init_ready != 0) && (hdmitx_device->hpd_state != 0))
+ {
+ if ((entry = kmalloc(sizeof(struct cec_rx_list), GFP_ATOMIC)) == NULL)
+ {
+ amlogic_cec_log_dbg("can't alloc cec_rx_list\n");
+ }
+ else
+ {
+ // let the libCEC ask for new physical Address
+ entry->buffer[0] = 0xff;
+ entry->size = 1;
+ INIT_LIST_HEAD(&entry->list);
+
+ spin_lock_irqsave(&cec_rx_struct.lock, spin_flags);
+ list_add_tail(&entry->list, &cec_rx_struct.list);
+ amlogic_cec_set_rx_state(STATE_DONE);
+ spin_unlock_irqrestore(&cec_rx_struct.lock, spin_flags);
+
+ amlogic_cec_log_dbg("trigger libCEC\n");
+ wake_up_interruptible(&cec_rx_struct.waitq);
+ }
+ }
+ }
+ }
+}
+
+static irqreturn_t amlogic_cec_irq_handler(int irq, void *dummy)
+{
+ unsigned long spin_flags;
+ struct cec_rx_list *entry;
+ unsigned int tx_msg_state;
+ unsigned int rx_msg_state;
+
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ udelay(100); //Delay execution a little. This fixes an issue when HDMI CEC stops working after a while.
+#endif
+
+ tx_msg_state = amlogic_cec_read_reg(CEC_TX_MSG_STATUS);
+ rx_msg_state = amlogic_cec_read_reg(CEC_RX_MSG_STATUS);
+
+ amlogic_cec_log_dbg("cec msg status: rx: 0x%x; tx: 0x%x\n", rx_msg_state, tx_msg_state);
+
+ if ((tx_msg_state == TX_DONE) || (tx_msg_state == TX_ERROR))
+ {
+ amlogic_cec_write_reg(CEC_TX_MSG_CMD, TX_NO_OP);
+
+ switch (tx_msg_state) {
+ case TX_ERROR :
+ amlogic_cec_set_tx_state(STATE_ERROR);
+ break;
+ case TX_DONE :
+ amlogic_cec_set_tx_state(STATE_DONE);
+ break;
+ }
+ wake_up_interruptible(&cec_tx_struct.waitq);
+ }
+
+ if (rx_msg_state == RX_DONE)
+ {
+
+ if ((entry = kmalloc(sizeof(struct cec_rx_list), GFP_ATOMIC)) == NULL)
+ {
+ amlogic_cec_log_dbg("can't alloc cec_rx_list\n");
+ return IRQ_HANDLED;
+ }
+
+ INIT_LIST_HEAD(&entry->list);
+
+ spin_lock_irqsave(&cec_rx_struct.lock, spin_flags);
+
+ if ((-1) == amlogic_cec_read_hw(entry->buffer, &entry->size))
+ {
+ kfree(entry);
+ amlogic_cec_log_dbg("amlogic_cec_irq_handler: nothing to read\n");
+ spin_unlock_irqrestore(&cec_rx_struct.lock, spin_flags);
+ return IRQ_HANDLED;
+ }
+
+ list_add_tail(&entry->list, &cec_rx_struct.list);
+ amlogic_cec_set_rx_state(STATE_DONE);
+ spin_unlock_irqrestore(&cec_rx_struct.lock, spin_flags);
+
+ wake_up_interruptible(&cec_rx_struct.waitq);
+ }
+
+ return IRQ_HANDLED;
+}
+
+static int amlogic_cec_open(struct inode *inode, struct file *file)
+{
+ int ret = 0;
+
+ if (atomic_read(&hdmi_on))
+ {
+ amlogic_cec_log_dbg("do not allow multiple open for tvout cec\n");
+ ret = -EBUSY;
+ }
+ else
+ {
+ atomic_inc(&hdmi_on);
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ if (request_irq(INT_HDMI_CEC, &amlogic_cec_irq_handler,
+ IRQF_SHARED, "amhdmitx-cec",(void *)hdmitx_device))
+ {
+ amlogic_cec_log_dbg("Can't register IRQ %d\n",INT_HDMI_CEC);
+ return -EFAULT;
+ }
+#endif
+#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
+ if (request_irq(INT_AO_CEC, &amlogic_cec_irq_handler,
+ IRQF_SHARED, "amhdmitx-aocec",(void *)hdmitx_device))
+ {
+ amlogic_cec_log_dbg("Can't register IRQ %d\n",INT_HDMI_CEC);
+ return -EFAULT;
+ }
+#endif
+
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ cec_gpi_init();
+#endif
+
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ aml_set_reg32_bits(P_PERIPHS_PIN_MUX_1, 1, 25, 1);
+ // Clear CEC Int. state and set CEC Int. mask
+ aml_write_reg32(P_SYS_CPU_0_IRQ_IN1_INTR_STAT_CLR, aml_read_reg32(P_SYS_CPU_0_IRQ_IN1_INTR_STAT_CLR) | (1 << 23)); // Clear the interrupt
+ aml_write_reg32(P_SYS_CPU_0_IRQ_IN1_INTR_MASK, aml_read_reg32(P_SYS_CPU_0_IRQ_IN1_INTR_MASK) | (1 << 23)); // Enable the hdmi cec interrupt
+#endif
+#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
+// GPIOAO_12
+ aml_set_reg32_bits(P_AO_RTI_PIN_MUX_REG, 0, 14, 1); // bit[14]: AO_PWM_C pinmux //0xc8100014
+ aml_set_reg32_bits(P_AO_RTI_PULL_UP_REG, 1, 12, 1); // bit[12]: enable AO_12 internal pull-up //0xc810002c
+ aml_set_reg32_bits(P_AO_RTI_PIN_MUX_REG, 1, 17, 1); // bit[17]: AO_CEC pinmux //0xc8100014
+ ao_cec_init();
+ cec_arbit_bit_time_set(3, 0x118, 0);
+ cec_arbit_bit_time_set(5, 0x000, 0);
+ cec_arbit_bit_time_set(7, 0x2aa, 0);
+#endif
+ amlogic_cec_write_reg(CEC_LOGICAL_ADDR0, (0x1 << 4) | 0xf);
+
+ hdmitx_device->cec_init_ready = 1;
+
+ }
+ return ret;
+}
+
+static int amlogic_cec_release(struct inode *inode, struct file *file)
+{
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ aml_write_reg32(P_SYS_CPU_0_IRQ_IN1_INTR_MASK, aml_read_reg32(P_SYS_CPU_0_IRQ_IN1_INTR_MASK) & ~(1 << 23)); // Disable the hdmi cec interrupt
+ free_irq(INT_HDMI_CEC, (void *)hdmitx_device);
+#endif
+#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
+ free_irq(INT_AO_CEC, (void *)hdmitx_device);
+#endif
+
+ amlogic_cec_write_reg(CEC_LOGICAL_ADDR0, (0x1 << 4) | 0xf);
+
+ atomic_dec(&hdmi_on);
+
+ return 0;
+}
+
+static ssize_t amlogic_cec_read(struct file *file, char __user *buffer,
+ size_t count, loff_t *ppos)
+{
+ ssize_t retval;
+ unsigned long spin_flags;
+ struct cec_rx_list* entry = NULL;
+
+ if (wait_event_interruptible(cec_rx_struct.waitq,
+ atomic_read(&cec_rx_struct.state) == STATE_DONE))
+ {
+ amlogic_cec_log_dbg("error during wait on state change\n");
+ return -ERESTARTSYS;
+ }
+
+ spin_lock_irqsave(&cec_rx_struct.lock, spin_flags);
+
+ entry = list_first_entry_or_null(&cec_rx_struct.list, struct cec_rx_list, list);
+
+ if (entry == NULL || entry->size > count)
+ {
+ amlogic_cec_log_dbg("entry is NULL, or empty\n");
+ retval = -1;
+ goto error_exit;
+ }
+
+ if (copy_to_user(buffer, entry->buffer, entry->size))
+ {
+ printk(KERN_ERR " copy_to_user() failed!\n");
+
+ retval = -EFAULT;
+ goto error_exit;
+ }
+
+ retval = entry->size;
+
+
+error_exit:
+ if (entry != NULL)
+ {
+ list_del(&entry->list);
+ kfree(entry);
+ }
+
+ if (list_empty(&cec_rx_struct.list))
+ {
+ amlogic_cec_set_rx_state(STATE_RX);
+ }
+
+ spin_unlock_irqrestore(&cec_rx_struct.lock, spin_flags);
+
+ return retval;
+}
+
+static ssize_t amlogic_cec_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *ppos)
+{
+ int retval = count;
+ char data[CEC_TX_BUFF_SIZE];
+
+ /* check data size */
+ if (count > CEC_TX_BUFF_SIZE || count == 0)
+ return -1;
+
+ if (copy_from_user(data, buffer, count))
+ {
+ printk(KERN_ERR " copy_from_user() failed!\n");
+ return -EFAULT;
+ }
+
+ amlogic_cec_set_tx_state(STATE_TX);
+
+ // don't write if cec_node_init() is in progress
+ if (down_interruptible(&init_mutex))
+ {
+ amlogic_cec_log_dbg("error during wait on state change\n");
+ printk(KERN_ERR "[amlogic] ##### cec write error! #####\n");
+ return -ERESTARTSYS;
+ }
+
+ amlogic_cec_write_hw(data, count);
+
+ if (wait_event_interruptible_timeout(cec_tx_struct.waitq,
+ atomic_read(&cec_tx_struct.state) != STATE_TX, 2 * HZ) <= 0)
+ {
+ amlogic_cec_log_dbg("error during wait on state change, resetting\n");
+ printk(KERN_ERR "[amlogic] ##### cec write error! #####\n");
+ amlogic_cec_write_reg(CEC_TX_MSG_CMD, TX_ABORT); // stop cec tx for hw retry.
+ amlogic_cec_write_reg(CEC_TX_MSG_CMD, TX_NO_OP);
+ retval = -ERESTARTSYS;
+ goto error_exit;
+ }
+
+ if (atomic_read(&cec_tx_struct.state) != STATE_DONE)
+ {
+ printk(KERN_ERR "[amlogic] ##### cec write error! #####\n");
+ retval = -1;
+ }
+
+error_exit:
+ up(&init_mutex);
+
+ return retval;
+}
+
+static long amlogic_cec_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ unsigned char logical_addr;
+ unsigned int reg;
+
+ switch(cmd) {
+ case CEC_IOC_SETLADDR:
+ if (get_user(logical_addr, (unsigned char __user *)arg))
+ {
+ amlogic_cec_log_dbg("Failed to get logical addr from user\n");
+ return -EFAULT;
+ }
+
+ amlogic_cec_write_reg(CEC_LOGICAL_ADDR0, (0x1 << 4) | logical_addr);
+ cec_global_info.my_node_index = logical_addr;
+ /*
+ * use DEBUG_REG1 bit 16 ~ 31 to save logic address.
+ * So uboot can use this logic address directly
+ */
+ reg = (aml_read_reg32(P_AO_DEBUG_REG1) & 0xffff);
+ reg |= ((unsigned int)logical_addr) << 16;
+ aml_write_reg32(P_AO_DEBUG_REG1, reg);
+
+ amlogic_cec_log_dbg("amlogic_cec_ioctl: Set logical address: %d\n", logical_addr);
+ return 0;
+
+ case CEC_IOC_GETPADDR:
+ amlogic_cec_log_dbg("amlogic_cec_ioctl: return physical address 0x%x\n", aml_read_reg32(P_AO_DEBUG_REG1) & 0xffff);
+ return aml_read_reg32(P_AO_DEBUG_REG1) & 0xffff;
+ }
+
+ return -EINVAL;
+}
+
+static u32 amlogic_cec_poll(struct file *file, poll_table *wait)
+{
+
+ if (atomic_read(&cec_rx_struct.state) != STATE_DONE)
+ {
+ poll_wait(file, &cec_rx_struct.waitq, wait);
+ }
+
+ if (atomic_read(&cec_rx_struct.state) == STATE_DONE)
+ {
+ return POLLIN | POLLRDNORM;
+ }
+ return 0;
+}
+
+static const struct file_operations cec_fops = {
+ .owner = THIS_MODULE,
+ .open = amlogic_cec_open,
+ .release = amlogic_cec_release,
+ .read = amlogic_cec_read,
+ .write = amlogic_cec_write,
+ .unlocked_ioctl = amlogic_cec_ioctl,
+ .poll = amlogic_cec_poll,
+};
+
+static struct miscdevice cec_misc_device = {
+ .minor = CEC_MINOR,
+ .name = "AmlogicCEC",
+ .fops = &cec_fops,
+};
+
+static int amlogic_cec_init(void)
+{
+ int retval = 0;
+ extern hdmitx_dev_t * get_hdmitx_device(void);
+
+ if (down_interruptible(&init_mutex))
+ {
+ return -ERESTARTSYS;
+ }
+
+ INIT_LIST_HEAD(&cec_rx_struct.list);
+
+ printk("%s, Version: %s\n", banner, VERSION);
+
+ hdmitx_device = get_hdmitx_device();
+ amlogic_cec_log_dbg("CEC init\n");
+
+ amlogic_cec_write_reg(CEC_LOGICAL_ADDR0, (0x1 << 4) | 0xf);
+
+#if MESON_CPU_TYPE == MESON_CPU_TYPE_MESON6
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_CLOCK_DIV_H, 0x00 );
+ hdmi_wr_reg(CEC0_BASE_ADDR+CEC_CLOCK_DIV_L, 0xf0 );
+#endif
+
+ init_waitqueue_head(&cec_rx_struct.waitq);
+
+ spin_lock_init(&cec_rx_struct.lock);
+
+ init_waitqueue_head(&cec_tx_struct.waitq);
+
+ spin_lock_init(&cec_tx_struct.lock);
+
+ if (misc_register(&cec_misc_device))
+ {
+ printk(KERN_WARNING " Couldn't register device 10, %d.\n", CEC_MINOR);
+ retval = -EBUSY;
+ }
+
+ // release initial lock on init_mutex
+ up(&init_mutex);
+
+ amlogic_cec_log_dbg("CEC init finished: %d\n", retval);
+
+ return retval;
+}
+
+static void amlogic_cec_exit(void)
+{
+ misc_deregister(&cec_misc_device);
+}
+
+module_init(amlogic_cec_init);
+module_exit(amlogic_cec_exit);
+
diff --git a/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx.c b/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx.c
index 3e043bc..2b11c72 100755
--- a/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx.c
+++ b/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx.c
@@ -542,6 +542,7 @@ static ssize_t store_disp_mode(struct device * dev, struct device_attribute *att
return 16;
}
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
/*cec attr*/
static ssize_t show_cec(struct device * dev, struct device_attribute *attr, char * buf)
{
@@ -589,6 +590,20 @@ static ssize_t show_cec_lang_config(struct device * dev, struct device_attribute
pos+=snprintf(buf+pos, PAGE_SIZE, "%x\n",cec_global_info.cec_node_info[cec_global_info.my_node_index].menu_lang);
return pos;
}
+#else
+
+extern unsigned long amlogic_cec_debug_flag;
+
+static ssize_t show_amlogic_cec_debug_config(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "amlogic_cec_debug:%lu\n", amlogic_cec_debug_flag);
+}
+
+static ssize_t store_amlogic_cec_debug_config(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+ return kstrtoul(buf, 16, &amlogic_cec_debug_flag) ? 0 : count;
+}
+#endif
/*aud_mode attr*/
static ssize_t show_aud_mode(struct device * dev, struct device_attribute *attr, char * buf)
@@ -963,10 +978,14 @@ static DEVICE_ATTR(disp_cap_3d, S_IWUSR | S_IRUGO, show_disp_cap_3d, NULL);
static DEVICE_ATTR(hdcp_ksv_info, S_IWUSR | S_IRUGO, show_hdcp_ksv_info, NULL);
static DEVICE_ATTR(hpd_state, S_IWUSR | S_IRUGO, show_hpd_state, NULL);
static DEVICE_ATTR(support_3d, S_IWUSR | S_IRUGO, show_support_3d, NULL);
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
static DEVICE_ATTR(cec, S_IWUSR | S_IRUGO, show_cec, store_cec);
static DEVICE_ATTR(cec_config, S_IWUSR | S_IRUGO | S_IWGRP, show_cec_config, store_cec_config);
//static DEVICE_ATTR(cec_config, S_IWUGO | S_IRUGO , NULL, store_cec_config);
static DEVICE_ATTR(cec_lang_config, S_IWUSR | S_IRUGO | S_IWGRP, show_cec_lang_config, store_cec_lang_config);
+#else
+static DEVICE_ATTR(amlogic_cec_debug_config, S_IWUSR | S_IRUGO | S_IWGRP, show_amlogic_cec_debug_config, store_amlogic_cec_debug_config);
+#endif
/*****************************
* hdmitx display client interface
@@ -1582,7 +1601,9 @@ extern void register_hdmi_is_special_tv_func( int (*pfunc)(void) );
static int amhdmitx_probe(struct platform_device *pdev)
{
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
extern struct switch_dev lang_dev;
+#endif
int r,ret=0;
#ifdef CONFIG_USE_OF
@@ -1643,9 +1664,13 @@ static int amhdmitx_probe(struct platform_device *pdev)
ret=device_create_file(hdmitx_dev, &dev_attr_hdcp_ksv_info);
ret=device_create_file(hdmitx_dev, &dev_attr_hpd_state);
ret=device_create_file(hdmitx_dev, &dev_attr_support_3d);
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
ret=device_create_file(hdmitx_dev, &dev_attr_cec);
ret=device_create_file(hdmitx_dev, &dev_attr_cec_config);
ret=device_create_file(hdmitx_dev, &dev_attr_cec_lang_config);
+#else
+ ret=device_create_file(hdmitx_dev, &dev_attr_amlogic_cec_debug_config);
+#endif
if (hdmitx_dev == NULL) {
hdmi_print(ERR, SYS "device_create create error\n");
@@ -1732,7 +1757,9 @@ static int amhdmitx_probe(struct platform_device *pdev)
}
#endif
switch_dev_register(&sdev);
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
switch_dev_register(&lang_dev);
+#endif
hdmitx_init_parameters(&hdmitx_device.hdmi_info);
HDMITX_Meson_Init(&hdmitx_device);
@@ -1771,8 +1798,9 @@ static int amhdmitx_remove(struct platform_device *pdev)
device_remove_file(hdmitx_dev, &dev_attr_disp_cap_3d);
device_remove_file(hdmitx_dev, &dev_attr_hpd_state);
device_remove_file(hdmitx_dev, &dev_attr_support_3d);
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
device_remove_file(hdmitx_dev, &dev_attr_cec);
-
+#endif
cdev_del(&hdmitx_device.cdev);
device_destroy(hdmitx_class, hdmitx_id);
diff --git a/drivers/amlogic/input/new_remote/remote_func.c b/drivers/amlogic/input/new_remote/remote_func.c
index e36e272..807c255 100755
--- a/drivers/amlogic/input/new_remote/remote_func.c
+++ b/drivers/amlogic/input/new_remote/remote_func.c
@@ -525,6 +525,7 @@ int remote_hw_reprot_key(struct remote *remote_data)
mod_timer(&remote_data->timer, jiffies + msecs_to_jiffies(remote_data->release_delay[remote_data->map_num]+remote_data->repeat_delay[remote_data->map_num]));
} else if((remote_data->frame_status & REPEARTFLAG) && remote_data->enable_repeat_falg) { //repeate key
#ifdef CONFIG_AML_HDMI_TX
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
extern int rc_long_press_pwr_key;
if((remote_data->repeat_release_code == 0x1a) && (!cec_repeat)) {
rc_long_press_pwr_key = 1;
@@ -534,6 +535,7 @@ int remote_hw_reprot_key(struct remote *remote_data)
cec_repeat--;
#endif
+#endif
if (remote_data->repeat_enable) {
repeat_count++;
if (remote_data->repeat_tick < jiffies) {
@@ -618,6 +620,7 @@ int remote_hw_nec_rca_2in1_reprot_key(struct remote *remote_data)
mod_timer(&remote_data->timer, jiffies + msecs_to_jiffies(remote_data->release_delay[remote_data->map_num]+remote_data->repeat_delay[remote_data->map_num]));
} else if((remote_data->frame_status & REPEARTFLAG) && remote_data->enable_repeat_falg) { //repeate key
#ifdef CONFIG_AML_HDMI_TX
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
extern int rc_long_press_pwr_key;
if((remote_data->repeat_release_code == 0x1a) && (!cec_repeat)) {
rc_long_press_pwr_key = 1;
@@ -627,6 +630,7 @@ int remote_hw_nec_rca_2in1_reprot_key(struct remote *remote_data)
cec_repeat--;
#endif
+#endif
if (remote_data->repeat_enable) {
repeat_count++;
if (remote_data->repeat_tick < jiffies) {
@@ -700,6 +704,7 @@ int remote_hw_nec_toshiba_2in1_reprot_key(struct remote *remote_data)
mod_timer(&remote_data->timer, jiffies + msecs_to_jiffies(remote_data->release_delay[remote_data->map_num]+remote_data->repeat_delay[remote_data->map_num]));
} else if((remote_data->frame_status & REPEARTFLAG) && remote_data->enable_repeat_falg) { //repeate key
#ifdef CONFIG_AML_HDMI_TX
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
extern int rc_long_press_pwr_key;
if((remote_data->repeat_release_code == 0x1a) && (!cec_repeat)) {
rc_long_press_pwr_key = 1;
@@ -709,6 +714,7 @@ int remote_hw_nec_toshiba_2in1_reprot_key(struct remote *remote_data)
cec_repeat--;
#endif
+#endif
if (remote_data->repeat_enable) {
repeat_count++;
if (remote_data->repeat_tick < jiffies) {
diff --git a/drivers/amlogic/input/remote/am_remote.c b/drivers/amlogic/input/remote/am_remote.c
index c824efb..01f0bfb 100755
--- a/drivers/amlogic/input/remote/am_remote.c
+++ b/drivers/amlogic/input/remote/am_remote.c
@@ -390,6 +390,7 @@ static inline int remote_hw_reprot_key(struct remote *remote_data)
}
#ifdef CONFIG_AML_HDMI_TX
#ifdef CONFIG_ARCH_MESON6
+#ifndef CONFIG_AML_HDMI_TX_NEW_CEC_DRIVER
//printk("last_scan_code:%x\n", last_scan_code);
if((((scan_code >> 16) & 0xff) == 0x1a) && (!cec_repeat)) {
extern int rc_long_press_pwr_key;
@@ -401,6 +402,7 @@ static inline int remote_hw_reprot_key(struct remote *remote_data)
cec_repeat--;
#endif
#endif
+#endif
if (remote_data->repeat_enable) {
if ((remote_data->repeat_tick < jiffies)&&(repeat_flag == 1)) {
remote_send_key(remote_data->input, (scan_code >> 16) & 0xff, 2);