type
stringclasses 5
values | content
stringlengths 9
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defines
|
#define HDMI_AUDIO_FIFO_MAX_WATER_MARK 8
|
defines
|
#define HDMI_AUDIO_PKT_CTRL 0x0020
|
defines
|
#define HDMI_AUDIO_SAMPLE_SEND_ENABLE 1
|
defines
|
#define IEEE_REGISTRATION_ID 0xC03
|
defines
|
#define IFRAME_CHECKSUM_32(d) \
|
defines
|
#define GET_RES(name, mode) do { \
|
defines
|
#define IO_REMAP(var, name) do { \
|
defines
|
#define GET_IRQ(var, name) do { \
|
structs
|
struct hdmi_msm_audio_acr {
uint32 n; /* N parameter for clock regeneration */
uint32 cts; /* CTS parameter for clock regeneration */
};
|
structs
|
struct hdmi_msm_audio_arcs {
uint32 pclk;
struct hdmi_msm_audio_acr lut[MSM_HDMI_SAMPLE_RATE_MAX];
};
|
functions
|
void hdmi_msm_cec_init(void)
{
/* 0x02A8 CEC_REFTIMER */
HDMI_OUTP(0x02A8,
HDMI_MSM_CEC_REFTIMER_REFTIMER_ENABLE
| HDMI_MSM_CEC_REFTIMER_REFTIMER(27 * 50)
);
/*
* 0x02A0 CEC_ADDR
* Starting with a default address of 4
*/
HDMI_OUTP(0x02A0, HDMI_MSM_CEC_ADDR_LOGICAL_ADDR(4));
hdmi_msm_state->first_monitor = 0;
hdmi_msm_state->fsm_reset_done = false;
/* 0x029C CEC_INT */
/* Enable CEC interrupts */
HDMI_OUTP(0x029C, \
HDMI_MSM_CEC_INT_FRAME_WR_DONE_MASK \
| HDMI_MSM_CEC_INT_FRAME_ERROR_MASK \
| HDMI_MSM_CEC_INT_MONITOR_MASK \
| HDMI_MSM_CEC_INT_FRAME_RD_DONE_MASK);
HDMI_OUTP(0x02B0, 0x7FF << 4 | 1);
/*
* Slight adjustment to logic 1 low periods on read,
* CEC Test 8.2-3 was failing, 8 for the
* BIT_1_ERR_RANGE_HI = 8 => 750us, the test used 775us,
* so increased this to 9 which => 800us.
*/
/*
* CEC latch up issue - To fire monitor interrupt
* for every start of message
*/
HDMI_OUTP(0x02E0, 0x880000);
/*
* Slight adjustment to logic 0 low period on write
*/
HDMI_OUTP(0x02DC, 0x8888A888);
/*
* Enable Signal Free Time counter and set to 7 bit periods
*/
HDMI_OUTP(0x02A4, 0x1 | (7 * 0x30) << 7);
/* 0x028C CEC_CTRL */
HDMI_OUTP(0x028C, HDMI_MSM_CEC_CTRL_ENABLE);
}
|
functions
|
void hdmi_msm_cec_write_logical_addr(int addr)
{
/* 0x02A0 CEC_ADDR
* LOGICAL_ADDR 7:0 NUM
*/
HDMI_OUTP(0x02A0, addr & 0xFF);
}
|
functions
|
void hdmi_msm_dump_cec_msg(struct hdmi_msm_cec_msg *msg)
{
#ifdef CEC_MSG_PRINT
int i;
DEV_DBG("sender_id : %d", msg->sender_id);
DEV_DBG("recvr_id : %d", msg->recvr_id);
if (msg->frame_size < 2) {
DEV_DBG("polling message");
return;
}
|
functions
|
void hdmi_msm_cec_msg_send(struct hdmi_msm_cec_msg *msg)
{
int i;
uint32 timeout_count = 1;
int retry = 10;
boolean frameType = (msg->recvr_id == 15 ? BIT(0) : 0);
mutex_lock(&hdmi_msm_state_mutex);
hdmi_msm_state->fsm_reset_done = false;
mutex_unlock(&hdmi_msm_state_mutex);
#ifdef TOGGLE_CEC_HARDWARE_FSM
msg_send_complete = FALSE;
#endif
INIT_COMPLETION(hdmi_msm_state->cec_frame_wr_done);
hdmi_msm_state->cec_frame_wr_status = 0;
/* 0x0294 HDMI_MSM_CEC_RETRANSMIT */
HDMI_OUTP(0x0294,
#ifdef DRVR_ONLY_CECT_NO_DAEMON
HDMI_MSM_CEC_RETRANSMIT_NUM(msg->retransmit)
| (msg->retransmit > 0) ? HDMI_MSM_CEC_RETRANSMIT_ENABLE : 0);
#else
HDMI_MSM_CEC_RETRANSMIT_NUM(0) |
HDMI_MSM_CEC_RETRANSMIT_ENABLE);
#endif
/* 0x028C CEC_CTRL */
HDMI_OUTP(0x028C, 0x1 | msg->frame_size << 4);
/* 0x0290 CEC_WR_DATA */
/* header block */
HDMI_OUTP(0x0290,
HDMI_MSM_CEC_WR_DATA_DATA(msg->sender_id << 4 | msg->recvr_id)
| frameType);
/* data block 0 : opcode */
HDMI_OUTP(0x0290,
HDMI_MSM_CEC_WR_DATA_DATA(msg->frame_size < 2 ? 0 : msg->opcode)
| frameType);
/* data block 1-14 : operand 0-13 */
for (i = 0; i < msg->frame_size - 1; i++)
HDMI_OUTP(0x0290,
HDMI_MSM_CEC_WR_DATA_DATA(msg->operand[i])
| (msg->recvr_id == 15 ? BIT(0) : 0));
for (; i < 14; i++)
HDMI_OUTP(0x0290,
HDMI_MSM_CEC_WR_DATA_DATA(0)
| (msg->recvr_id == 15 ? BIT(0) : 0));
while ((HDMI_INP(0x0298) & 1) && retry--) {
DEV_DBG("CEC line is busy(%d)\n", retry);
schedule();
}
|
functions
|
TOGGLE_CEC_HARDWARE_FSM
if (!msg_recv_complete) {
/* Toggle CEC hardware FSM */
HDMI_OUTP(0x028C, 0x0);
HDMI_OUTP(0x028C, HDMI_MSM_CEC_CTRL_ENABLE);
msg_recv_complete = TRUE;
}
|
functions
|
void hdmi_msm_cec_line_latch_detect(void)
{
/*
* CECT 9-5-1
* The timer period needs to be changed to appropriate value
*/
/*
* Timedout without RD_DONE, WR_DONE or ERR_INT
* Toggle CEC hardware FSM
*/
mutex_lock(&hdmi_msm_state_mutex);
if (hdmi_msm_state->first_monitor == 1) {
DEV_WARN("CEC line is probably latched up - CECT 9-5-1");
if (!msg_recv_complete)
hdmi_msm_state->fsm_reset_done = true;
HDMI_OUTP(0x028C, 0x0);
HDMI_OUTP(0x028C, HDMI_MSM_CEC_CTRL_ENABLE);
hdmi_msm_state->first_monitor = 0;
}
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functions
|
void hdmi_msm_cec_msg_recv(void)
{
uint32 data;
int i;
#ifdef DRVR_ONLY_CECT_NO_DAEMON
struct hdmi_msm_cec_msg temp_msg;
#endif
mutex_lock(&hdmi_msm_state_mutex);
if (hdmi_msm_state->cec_queue_wr == hdmi_msm_state->cec_queue_rd
&& hdmi_msm_state->cec_queue_full) {
mutex_unlock(&hdmi_msm_state_mutex);
DEV_ERR("CEC message queue is overflowing\n");
#ifdef DRVR_ONLY_CECT_NO_DAEMON
/*
* Without CEC daemon:
* Compliance tests fail once the queue gets filled up.
* so reset the pointers to the start of the queue.
*/
hdmi_msm_state->cec_queue_wr = hdmi_msm_state->cec_queue_start;
hdmi_msm_state->cec_queue_rd = hdmi_msm_state->cec_queue_start;
hdmi_msm_state->cec_queue_full = false;
#else
return;
#endif
}
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functions
|
else if (hdmi_msm_state->cec_queue_wr->frame_size == 1) {
DEV_DBG("%s: polling message (dest[%x] <- init[%x])",
__func__,
hdmi_msm_state->cec_queue_wr->recvr_id,
hdmi_msm_state->cec_queue_wr->sender_id);
return;
}
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functions
|
DRVR_ONLY_CECT_NO_DAEMON
switch (hdmi_msm_state->cec_queue_wr->opcode) {
case 0x64:
/* Set OSD String */
DEV_INFO("Recvd OSD Str=[%x]\n",\
hdmi_msm_state->cec_queue_wr->operand[3]);
break;
case 0x83:
/* Give Phy Addr */
DEV_INFO("Recvd a Give Phy Addr cmd\n");
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
/* Setup a frame for sending out phy addr */
temp_msg.sender_id = 0x4;
/* Broadcast */
temp_msg.recvr_id = 0xf;
temp_msg.opcode = 0x84;
i = 0;
temp_msg.operand[i++] = 0x10;
temp_msg.operand[i++] = 0x00;
temp_msg.operand[i++] = 0x04;
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
break;
case 0xFF:
/* Abort */
DEV_INFO("Recvd an abort cmd 0xFF\n");
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
temp_msg.recvr_id = hdmi_msm_state->cec_queue_wr->sender_id;
i = 0;
/*feature abort */
temp_msg.opcode = 0x00;
temp_msg.operand[i++] =
hdmi_msm_state->cec_queue_wr->opcode;
/*reason for abort = "Refused" */
temp_msg.operand[i++] = 0x04;
temp_msg.frame_size = i + 2;
hdmi_msm_dump_cec_msg(&temp_msg);
hdmi_msm_cec_msg_send(&temp_msg);
break;
case 0x046:
/* Give OSD name */
DEV_INFO("Recvd cmd 0x046\n");
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
temp_msg.recvr_id = hdmi_msm_state->cec_queue_wr->sender_id;
i = 0;
/* OSD Name */
temp_msg.opcode = 0x47;
/* Display control byte */
temp_msg.operand[i++] = 0x00;
temp_msg.operand[i++] = 'H';
temp_msg.operand[i++] = 'e';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'o';
temp_msg.operand[i++] = ' ';
temp_msg.operand[i++] = 'W';
temp_msg.operand[i++] = 'o';
temp_msg.operand[i++] = 'r';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'd';
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
break;
case 0x08F:
/* Give Device Power status */
DEV_INFO("Recvd a Power status message\n");
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
temp_msg.recvr_id = hdmi_msm_state->cec_queue_wr->sender_id;
i = 0;
/* OSD String */
temp_msg.opcode = 0x90;
temp_msg.operand[i++] = 'H';
temp_msg.operand[i++] = 'e';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'o';
temp_msg.operand[i++] = ' ';
temp_msg.operand[i++] = 'W';
temp_msg.operand[i++] = 'o';
temp_msg.operand[i++] = 'r';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'd';
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
break;
case 0x080:
/* Routing Change cmd */
case 0x086:
/* Set Stream Path */
DEV_INFO("Recvd Set Stream\n");
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
/*Broadcast this message*/
temp_msg.recvr_id = 0xf;
i = 0;
temp_msg.opcode = 0x82; /* Active Source */
temp_msg.operand[i++] = 0x10;
temp_msg.operand[i++] = 0x00;
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
/*
* sending <Image View On> message
*/
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
temp_msg.recvr_id = hdmi_msm_state->cec_queue_wr->sender_id;
i = 0;
/* opcode for Image View On */
temp_msg.opcode = 0x04;
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
break;
case 0x44:
/* User Control Pressed */
DEV_INFO("User Control Pressed\n");
break;
case 0x45:
/* User Control Released */
DEV_INFO("User Control Released\n");
break;
default:
DEV_INFO("Recvd an unknown cmd = [%u]\n",
hdmi_msm_state->cec_queue_wr->opcode);
#ifdef __SEND_ABORT__
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
temp_msg.recvr_id = hdmi_msm_state->cec_queue_wr->sender_id;
i = 0;
/* opcode for feature abort */
temp_msg.opcode = 0x00;
temp_msg.operand[i++] =
hdmi_msm_state->cec_queue_wr->opcode;
/*reason for abort = "Unrecognized opcode" */
temp_msg.operand[i++] = 0x00;
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
break;
#else
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
temp_msg.recvr_id = hdmi_msm_state->cec_queue_wr->sender_id;
i = 0;
/* OSD String */
temp_msg.opcode = 0x64;
temp_msg.operand[i++] = 0x0;
temp_msg.operand[i++] = 'H';
temp_msg.operand[i++] = 'e';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'o';
temp_msg.operand[i++] = ' ';
temp_msg.operand[i++] = 'W';
temp_msg.operand[i++] = 'o';
temp_msg.operand[i++] = 'r';
temp_msg.operand[i++] = 'l';
temp_msg.operand[i++] = 'd';
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
break;
#endif /* __SEND_ABORT__ */
}
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functions
|
void hdmi_msm_cec_one_touch_play(void)
{
struct hdmi_msm_cec_msg temp_msg;
uint32 i = 0;
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
/*
* Broadcast this message
*/
temp_msg.recvr_id = 0xf;
i = 0;
/* Active Source */
temp_msg.opcode = 0x82;
temp_msg.operand[i++] = 0x10;
temp_msg.operand[i++] = 0x00;
/*temp_msg.operand[i++] = 0x04;*/
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
/*
* sending <Image View On> message
*/
memset(&temp_msg, 0x00, sizeof(struct hdmi_msm_cec_msg));
temp_msg.sender_id = 0x4;
temp_msg.recvr_id = hdmi_msm_state->cec_queue_wr->sender_id;
i = 0;
/* Image View On */
temp_msg.opcode = 0x04;
temp_msg.frame_size = i + 2;
hdmi_msm_cec_msg_send(&temp_msg);
}
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functions
|
uint32 hdmi_msm_get_io_base(void)
{
return (uint32)MSM_HDMI_BASE;
}
|
functions
|
void hdmi_msm_setup_video_mode_lut(void)
{
HDMI_SETUP_LUT(640x480p60_4_3);
HDMI_SETUP_LUT(720x480p60_4_3);
HDMI_SETUP_LUT(720x480p60_16_9);
HDMI_SETUP_LUT(1280x720p60_16_9);
HDMI_SETUP_LUT(1920x1080i60_16_9);
HDMI_SETUP_LUT(1440x480i60_4_3);
HDMI_SETUP_LUT(1440x480i60_16_9);
HDMI_SETUP_LUT(1920x1080p60_16_9);
HDMI_SETUP_LUT(720x576p50_4_3);
HDMI_SETUP_LUT(720x576p50_16_9);
HDMI_SETUP_LUT(1280x720p50_16_9);
HDMI_SETUP_LUT(1440x576i50_4_3);
HDMI_SETUP_LUT(1440x576i50_16_9);
HDMI_SETUP_LUT(1920x1080p50_16_9);
HDMI_SETUP_LUT(1920x1080p24_16_9);
HDMI_SETUP_LUT(1920x1080p25_16_9);
HDMI_SETUP_LUT(1920x1080p30_16_9);
}
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functions
|
void hdmi_outp(uint32 offset, uint32 value)
{
uint32 in_val;
outpdw(MSM_HDMI_BASE+offset, value);
in_val = inpdw(MSM_HDMI_BASE+offset);
DEV_DBG("HDMI[%04x] => %08x [%08x] %s\n",
offset, value, in_val, hdmi_msm_name(offset));
}
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functions
|
uint32 hdmi_inp(uint32 offset)
{
uint32 value = inpdw(MSM_HDMI_BASE+offset);
DEV_DBG("HDMI[%04x] <= %08x %s\n",
offset, value, hdmi_msm_name(offset));
return value;
}
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functions
|
bool hdmi_ready(void)
{
return MSM_HDMI_BASE &&
hdmi_msm_state &&
hdmi_msm_state->hdmi_app_clk &&
hdmi_msm_state->hpd_initialized;
}
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functions
|
void hdmi_msm_send_event(boolean on)
{
char *envp[2];
/* QDSP OFF preceding the HPD event notification */
envp[0] = "HDCP_STATE=FAIL";
envp[1] = NULL;
DEV_ERR("hdmi: HDMI HPD: QDSP OFF\n");
kobject_uevent_env(external_common_state->uevent_kobj,
KOBJ_CHANGE, envp);
if (on) {
/* Build EDID table */
hdmi_msm_read_edid();
switch_set_state(&external_common_state->sdev, 1);
DEV_INFO("%s: hdmi state switched to %d\n", __func__,
external_common_state->sdev.state);
DEV_INFO("HDMI HPD: CONNECTED: send ONLINE\n");
kobject_uevent(external_common_state->uevent_kobj, KOBJ_ONLINE);
if (!hdmi_msm_state->hdcp_enable) {
/* Send Audio for HDMI Compliance Cases*/
envp[0] = "HDCP_STATE=PASS";
envp[1] = NULL;
DEV_INFO("HDMI HPD: sense : send HDCP_PASS\n");
kobject_uevent_env(external_common_state->uevent_kobj,
KOBJ_CHANGE, envp);
}
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functions
|
void hdmi_msm_hpd_state_work(struct work_struct *work)
{
if (!hdmi_ready()) {
DEV_ERR("hdmi: %s: ignored, probe failed\n", __func__);
return;
}
|
functions
|
void hdmi_msm_cec_latch_work(struct work_struct *work)
{
hdmi_msm_cec_line_latch_detect();
}
|
functions
|
void hdmi_msm_hdcp_reauth_work(struct work_struct *work)
{
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return;
}
|
functions
|
void hdmi_msm_hdcp_work(struct work_struct *work)
{
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return;
}
|
functions
|
int hdmi_msm_process_hdcp_interrupts(void)
{
int rc = -1;
uint32 hdcp_int_val;
char *envp[2];
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return -EINVAL;
}
|
functions
|
irqreturn_t hdmi_msm_isr(int irq, void *dev_id)
{
uint32 hpd_int_status;
uint32 hpd_int_ctrl;
#ifdef CONFIG_FB_MSM_HDMI_MSM_PANEL_CEC_SUPPORT
uint32 cec_intr_status;
#endif
uint32 ddc_int_ctrl;
uint32 audio_int_val;
static uint32 fifo_urun_int_occurred;
static uint32 sample_drop_int_occurred;
const uint32 occurrence_limit = 5;
if (!hdmi_ready()) {
DEV_DBG("ISR ignored, probe failed\n");
return IRQ_HANDLED;
}
|
functions
|
int check_hdmi_features(void)
{
/* RAW_FEAT_CONFIG_ROW0_LSB */
uint32 val = inpdw(QFPROM_BASE + 0x0238);
/* HDMI_DISABLE */
boolean hdmi_disabled = (val & 0x00200000) >> 21;
/* HDCP_DISABLE */
boolean hdcp_disabled = (val & 0x00400000) >> 22;
DEV_DBG("Features <val:0x%08x, HDMI:%s, HDCP:%s>\n", val,
hdmi_disabled ? "OFF" : "ON", hdcp_disabled ? "OFF" : "ON");
if (hdmi_disabled) {
DEV_ERR("ERROR: HDMI disabled\n");
return -ENODEV;
}
|
functions
|
boolean hdmi_msm_has_hdcp(void)
{
/* RAW_FEAT_CONFIG_ROW0_LSB, HDCP_DISABLE */
return (inpdw(QFPROM_BASE + 0x0238) & 0x00400000) ? FALSE : TRUE;
}
|
functions
|
boolean hdmi_msm_is_power_on(void)
{
/* HDMI_CTRL, ENABLE */
return (HDMI_INP_ND(0x0000) & 0x00000001) ? TRUE : FALSE;
}
|
functions
|
boolean hdmi_msm_is_dvi_mode(void)
{
/* HDMI_CTRL, HDMI_DVI_SEL */
return (HDMI_INP_ND(0x0000) & 0x00000002) ? FALSE : TRUE;
}
|
functions
|
void hdmi_msm_set_mode(boolean power_on)
{
uint32 reg_val = 0;
if (power_on) {
/* ENABLE */
reg_val |= 0x00000001; /* Enable the block */
if (external_common_state->hdmi_sink == 0) {
/* HDMI_DVI_SEL */
reg_val |= 0x00000002;
if (hdmi_msm_state->hdcp_enable)
/* HDMI Encryption */
reg_val |= 0x00000004;
/* HDMI_CTRL */
HDMI_OUTP(0x0000, reg_val);
/* HDMI_DVI_SEL */
reg_val &= ~0x00000002;
}
|
functions
|
void msm_hdmi_init_ddc(void)
{
/* 0x0220 HDMI_DDC_SPEED
[31:16] PRESCALE prescale = (m * xtal_frequency) /
(desired_i2c_speed), where m is multiply
factor, default: m = 1
[1:0] THRESHOLD Select threshold to use to determine whether value
sampled on SDA is a 1 or 0. Specified in terms of the ratio
between the number of sampled ones and the total number of times
SDA is sampled.
* 0x0: >0
* 0x1: 1/4 of total samples
* 0x2: 1/2 of total samples
* 0x3: 3/4 of total samples */
/* Configure the Pre-Scale multiplier
* Configure the Threshold */
HDMI_OUTP_ND(0x0220, (10 << 16) | (2 << 0));
/*
* 0x0224 HDMI_DDC_SETUP
* Setting 31:24 bits : Time units to wait before timeout
* when clock is being stalled by external sink device
*/
HDMI_OUTP_ND(0x0224, 0xff000000);
/* 0x027C HDMI_DDC_REF
[6] REFTIMER_ENABLE Enable the timer
* 0: Disable
* 1: Enable
[15:0] REFTIMER Value to set the register in order to generate
DDC strobe. This register counts on HDCP application clock */
/* Enable reference timer
* 27 micro-seconds */
HDMI_OUTP_ND(0x027C, (1 << 16) | (27 << 0));
}
|
functions
|
int hdmi_msm_ddc_clear_irq(const char *what)
{
const uint32 time_out = 0xFFFF;
uint32 time_out_count, reg_val;
/* clear pending and enable interrupt */
time_out_count = time_out;
do {
--time_out_count;
/* HDMI_DDC_INT_CTRL[0x0214]
[2] SW_DONE_MK Mask bit for SW_DONE_INT. Set to 1 to enable
interrupt.
[1] SW_DONE_ACK WRITE ONLY. Acknowledge bit for SW_DONE_INT.
Write 1 to clear interrupt.
[0] SW_DONE_INT READ ONLY. SW_DONE interrupt status */
/* Clear and Enable DDC interrupt */
/* Write */
HDMI_OUTP_ND(0x0214, (1 << 2) | (1 << 1));
/* Read back */
reg_val = HDMI_INP_ND(0x0214);
}
|
functions
|
int hdmi_msm_ddc_write(uint32 dev_addr, uint32 offset,
const uint8 *data_buf, uint32 data_len, const char *what)
{
uint32 reg_val, ndx;
int status = 0, retry = 10;
uint32 time_out_count;
if (NULL == data_buf) {
status = -EINVAL;
DEV_ERR("%s[%s]: invalid input paramter\n", __func__, what);
goto error;
}
|
functions
|
int hdmi_msm_ddc_read_retry(uint32 dev_addr, uint32 offset,
uint8 *data_buf, uint32 data_len, uint32 request_len, int retry,
const char *what)
{
uint32 reg_val, ndx;
int status = 0;
uint32 time_out_count;
int log_retry_fail = retry != 1;
if (NULL == data_buf) {
status = -EINVAL;
DEV_ERR("%s: invalid input paramter\n", __func__);
goto error;
}
|
functions
|
int hdmi_msm_ddc_read_edid_seg(uint32 dev_addr, uint32 offset,
uint8 *data_buf, uint32 data_len, uint32 request_len, int retry,
const char *what)
{
uint32 reg_val, ndx;
int status = 0;
uint32 time_out_count;
int log_retry_fail = retry != 1;
int seg_addr = 0x60, seg_num = 0x01;
if (NULL == data_buf) {
status = -EINVAL;
DEV_ERR("%s: invalid input paramter\n", __func__);
goto error;
}
|
functions
|
int hdmi_msm_ddc_read(uint32 dev_addr, uint32 offset, uint8 *data_buf,
uint32 data_len, int retry, const char *what, boolean no_align)
{
int ret = hdmi_msm_ddc_read_retry(dev_addr, offset, data_buf, data_len,
data_len, retry, what);
if (!ret)
return 0;
if (no_align) {
return hdmi_msm_ddc_read_retry(dev_addr, offset, data_buf,
data_len, data_len, retry, what);
}
|
functions
|
int hdmi_msm_read_edid_block(int block, uint8 *edid_buf)
{
int i, rc = 0;
int block_size = 0x80;
do {
DEV_DBG("EDID: reading block(%d) with block-size=%d\n",
block, block_size);
for (i = 0; i < 0x80; i += block_size) {
/*Read EDID twice with 32bit alighnment too */
if (block < 2) {
rc = hdmi_msm_ddc_read(0xA0, block*0x80 + i,
edid_buf+i, block_size, 1,
"EDID", FALSE);
}
|
functions
|
int hdmi_msm_read_edid(void)
{
int status;
msm_hdmi_init_ddc();
/* Looks like we need to turn on HDMI engine before any
* DDC transaction */
if (!hdmi_msm_is_power_on()) {
DEV_ERR("%s: failed: HDMI power is off", __func__);
status = -ENXIO;
goto error;
}
|
functions
|
void hdcp_auth_info(uint32 auth_info)
{
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return;
}
|
functions
|
void hdcp_key_state(uint32 key_state)
{
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return;
}
|
functions
|
int hdmi_msm_count_one(uint8 *array, uint8 len)
{
int i, j, count = 0;
for (i = 0; i < len; i++)
for (j = 0; j < 8; j++)
count += (((array[i] >> j) & 0x1) ? 1 : 0);
return count;
}
|
functions
|
void hdcp_deauthenticate(void)
{
int hdcp_link_status = HDMI_INP(0x011C);
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return;
}
|
functions
|
void check_and_clear_HDCP_DDC_Failure(void)
{
int hdcp_ddc_ctrl1_reg;
int hdcp_ddc_status;
int failure;
int nack0;
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return;
}
|
functions
|
int hdcp_authentication_part1(void)
{
int ret = 0;
boolean is_match;
boolean is_part1_done = FALSE;
uint32 timeout_count;
uint8 bcaps;
uint8 aksv[5];
uint32 qfprom_aksv_0, qfprom_aksv_1, link0_aksv_0, link0_aksv_1;
uint8 bksv[5];
uint32 link0_bksv_0, link0_bksv_1;
uint8 an[8];
uint32 link0_an_0, link0_an_1;
uint32 hpd_int_status, hpd_int_ctrl;
static uint8 buf[0xFF];
memset(buf, 0, sizeof(buf));
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return 0;
}
|
functions
|
int hdmi_msm_transfer_v_h(void)
{
/* Read V'.HO 4 Byte at offset 0x20 */
char what[20];
int ret;
uint8 buf[4];
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return 0;
}
|
functions
|
int hdcp_authentication_part2(void)
{
int ret = 0;
uint32 timeout_count;
int i = 0;
int cnt = 0;
uint bstatus;
uint8 bcaps;
uint32 down_stream_devices;
uint32 ksv_bytes;
static uint8 buf[0xFF];
static uint8 kvs_fifo[5 * 127];
boolean max_devs_exceeded = 0;
boolean max_cascade_exceeded = 0;
boolean ksv_done = FALSE;
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return 0;
}
|
functions
|
int hdcp_authentication_part3(uint32 found_repeater)
{
int ret = 0;
int poll = 3000;
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return 0;
}
|
functions
|
void hdmi_msm_hdcp_enable(void)
{
int ret = 0;
uint8 bcaps;
uint32 found_repeater = 0x0;
char *envp[2];
if (!hdmi_msm_state->hdcp_enable) {
DEV_INFO("%s: HDCP NOT ENABLED\n", __func__);
return;
}
|
functions
|
void hdmi_msm_video_setup(int video_format)
{
uint32 total_v = 0;
uint32 total_h = 0;
uint32 start_h = 0;
uint32 end_h = 0;
uint32 start_v = 0;
uint32 end_v = 0;
const struct hdmi_disp_mode_timing_type *timing =
hdmi_common_get_supported_mode(video_format);
/* timing register setup */
if (timing == NULL) {
DEV_ERR("video format not supported: %d\n", video_format);
return;
}
|
functions
|
void hdmi_msm_audio_acr_setup(boolean enabled, int video_format,
int audio_sample_rate, int num_of_channels)
{
/* Read first before writing */
/* HDMI_ACR_PKT_CTRL[0x0024] */
uint32 acr_pck_ctrl_reg = HDMI_INP(0x0024);
if (enabled) {
const struct hdmi_disp_mode_timing_type *timing =
hdmi_common_get_supported_mode(video_format);
const struct hdmi_msm_audio_arcs *audio_arc =
&hdmi_msm_audio_acr_lut[0];
const int lut_size = sizeof(hdmi_msm_audio_acr_lut)
/sizeof(*hdmi_msm_audio_acr_lut);
uint32 i, n, cts, layout, multiplier, aud_pck_ctrl_2_reg;
if (timing == NULL) {
DEV_WARN("%s: video format %d not supported\n",
__func__, video_format);
return;
}
|
functions
|
void hdmi_msm_outpdw_chk(uint32 offset, uint32 data)
{
uint32 check, i = 0;
#ifdef DEBUG
HDMI_OUTP(offset, data);
#endif
do {
outpdw(MSM_HDMI_BASE+offset, data);
check = inpdw(MSM_HDMI_BASE+offset);
}
|
functions
|
void hdmi_msm_rmw32or(uint32 offset, uint32 data)
{
uint32 reg_data;
reg_data = inpdw(MSM_HDMI_BASE+offset);
reg_data = inpdw(MSM_HDMI_BASE+offset);
hdmi_msm_outpdw_chk(offset, reg_data | data);
}
|
functions
|
int hdmi_audio_enable(bool on , u32 fifo_water_mark)
{
u32 hdmi_audio_config;
hdmi_audio_config = HDMI_INP(HDMI_AUDIO_CFG);
if (on) {
if (fifo_water_mark > HDMI_AUDIO_FIFO_MAX_WATER_MARK) {
pr_err("%s : HDMI audio fifo water mark can not be more"
" than %u\n", __func__,
HDMI_AUDIO_FIFO_MAX_WATER_MARK);
return -EINVAL;
}
|
functions
|
int hdmi_audio_packet_enable(bool on)
{
u32 hdmi_audio_pkt_ctrl;
hdmi_audio_pkt_ctrl = HDMI_INP(HDMI_AUDIO_PKT_CTRL);
if (on)
hdmi_audio_pkt_ctrl |= HDMI_AUDIO_SAMPLE_SEND_ENABLE;
else
hdmi_audio_pkt_ctrl &= ~(HDMI_AUDIO_SAMPLE_SEND_ENABLE);
HDMI_OUTP(HDMI_AUDIO_PKT_CTRL, hdmi_audio_pkt_ctrl);
mb();
pr_info("%s : HDMI_AUDIO_PKT_CTRL 0x%08x\n", __func__,
HDMI_INP(HDMI_AUDIO_PKT_CTRL));
return 0;
}
|
functions
|
int hdmi_msm_audio_info_setup(bool enabled, u32 num_of_channels,
u32 channel_allocation, u32 level_shift, bool down_mix)
{
uint32 channel_count = 1; /* Default to 2 channels
-> See Table 17 in CEA-D spec */
uint32 check_sum, audio_info_0_reg, audio_info_1_reg;
uint32 audio_info_ctrl_reg;
u32 aud_pck_ctrl_2_reg;
u32 layout;
layout = (MSM_HDMI_AUDIO_CHANNEL_2 == num_of_channels) ? 0 : 1;
aud_pck_ctrl_2_reg = 1 | (layout << 1);
HDMI_OUTP(0x00044, aud_pck_ctrl_2_reg);
/* Please see table 20 Audio InfoFrame in HDMI spec
FL = front left
FC = front Center
FR = front right
FLC = front left center
FRC = front right center
RL = rear left
RC = rear center
RR = rear right
RLC = rear left center
RRC = rear right center
LFE = low frequency effect
*/
/* Read first then write because it is bundled with other controls */
/* HDMI_INFOFRAME_CTRL0[0x002C] */
audio_info_ctrl_reg = HDMI_INP(0x002C);
if (enabled) {
switch (num_of_channels) {
case MSM_HDMI_AUDIO_CHANNEL_2:
channel_allocation = 0; /* Default to FR,FL */
break;
case MSM_HDMI_AUDIO_CHANNEL_4:
channel_count = 3;
/* FC,LFE,FR,FL */
channel_allocation = 0x3;
break;
case MSM_HDMI_AUDIO_CHANNEL_6:
channel_count = 5;
/* RR,RL,FC,LFE,FR,FL */
channel_allocation = 0xB;
break;
case MSM_HDMI_AUDIO_CHANNEL_8:
channel_count = 7;
/* FRC,FLC,RR,RL,FC,LFE,FR,FL */
channel_allocation = 0x1f;
break;
default:
pr_err("%s(): Unsupported num_of_channels = %u\n",
__func__, num_of_channels);
return -EINVAL;
break;
}
|
functions
|
void hdmi_msm_en_gc_packet(boolean av_mute_is_requested)
{
/* HDMI_GC[0x0040] */
HDMI_OUTP(0x0040, av_mute_is_requested ? 1 : 0);
/* GC packet enable (every frame) */
/* HDMI_VBI_PKT_CTRL[0x0028] */
hdmi_msm_rmw32or(0x0028, 3 << 4);
}
|
functions
|
void hdmi_msm_en_isrc_packet(boolean isrc_is_continued)
{
static const char isrc_psuedo_data[] =
"ISRC1:0123456789isrc2=ABCDEFGHIJ";
const uint32 * isrc_data = (const uint32 *) isrc_psuedo_data;
/* ISRC_STATUS =0b010 | ISRC_CONTINUE | ISRC_VALID */
/* HDMI_ISRC1_0[0x00048] */
HDMI_OUTP(0x00048, 2 | (isrc_is_continued ? 1 : 0) << 6 | 0 << 7);
/* HDMI_ISRC1_1[0x004C] */
HDMI_OUTP(0x004C, *isrc_data++);
/* HDMI_ISRC1_2[0x0050] */
HDMI_OUTP(0x0050, *isrc_data++);
/* HDMI_ISRC1_3[0x0054] */
HDMI_OUTP(0x0054, *isrc_data++);
/* HDMI_ISRC1_4[0x0058] */
HDMI_OUTP(0x0058, *isrc_data++);
/* HDMI_ISRC2_0[0x005C] */
HDMI_OUTP(0x005C, *isrc_data++);
/* HDMI_ISRC2_1[0x0060] */
HDMI_OUTP(0x0060, *isrc_data++);
/* HDMI_ISRC2_2[0x0064] */
HDMI_OUTP(0x0064, *isrc_data++);
/* HDMI_ISRC2_3[0x0068] */
HDMI_OUTP(0x0068, *isrc_data);
/* HDMI_VBI_PKT_CTRL[0x0028] */
/* ISRC Send + Continuous */
hdmi_msm_rmw32or(0x0028, 3 << 8);
}
|
functions
|
void hdmi_msm_en_isrc_packet(boolean isrc_is_continued)
{
/*
* Until end-to-end support for various audio packets
*/
}
|
functions
|
void hdmi_msm_en_acp_packet(uint32 byte1)
{
/* HDMI_ACP[0x003C] */
HDMI_OUTP(0x003C, 2 | 1 << 8 | byte1 << 16);
/* HDMI_VBI_PKT_CTRL[0x0028] */
/* ACP send, s/w source */
hdmi_msm_rmw32or(0x0028, 3 << 12);
}
|
functions
|
void hdmi_msm_en_acp_packet(uint32 byte1)
{
/*
* Until end-to-end support for various audio packets
*/
}
|
functions
|
int hdmi_msm_audio_get_sample_rate(void)
{
return msm_hdmi_sample_rate;
}
|
functions
|
void hdmi_msm_audio_sample_rate_reset(int rate)
{
msm_hdmi_sample_rate = rate;
if (hdmi_msm_state->hdcp_enable)
hdcp_deauthenticate();
else
hdmi_msm_turn_on();
}
|
functions
|
void hdmi_msm_audio_setup(void)
{
const int channels = MSM_HDMI_AUDIO_CHANNEL_2;
/* (0) for clr_avmute, (1) for set_avmute */
hdmi_msm_en_gc_packet(0);
/* (0) for isrc1 only, (1) for isrc1 and isrc2 */
hdmi_msm_en_isrc_packet(1);
/* arbitrary bit pattern for byte1 */
hdmi_msm_en_acp_packet(0x5a);
DEV_DBG("Not setting ACP, ISRC1, ISRC2 packets\n");
hdmi_msm_audio_acr_setup(TRUE,
external_common_state->video_resolution,
msm_hdmi_sample_rate, channels);
hdmi_msm_audio_info_setup(TRUE, channels, 0, 0, FALSE);
/* Turn on Audio FIFO and SAM DROP ISR */
HDMI_OUTP(0x02CC, HDMI_INP(0x02CC) | BIT(1) | BIT(3));
DEV_INFO("HDMI Audio: Enabled\n");
}
|
functions
|
int hdmi_msm_audio_off(void)
{
uint32 audio_cfg;
int i, timeout_val = 50;
for (i = 0; (i < timeout_val) &&
((audio_cfg = HDMI_INP_ND(0x01D0)) & BIT(0)); i++) {
DEV_DBG("%s: %d times: AUDIO CFG is %08xi\n", __func__,
i+1, audio_cfg);
if (!((i+1) % 10)) {
DEV_ERR("%s: audio still on after %d sec. try again\n",
__func__, (i+1)/10);
SWITCH_SET_HDMI_AUDIO(0, 1);
}
|
functions
|
void hdmi_msm_avi_info_frame(void)
{
/* two header + length + 13 data */
uint8 aviInfoFrame[16];
uint8 checksum;
uint32 sum;
uint32 regVal;
int i;
int mode = 0;
boolean use_ce_scan_info = TRUE;
switch (external_common_state->video_resolution) {
case HDMI_VFRMT_720x480p60_4_3:
mode = 0;
break;
case HDMI_VFRMT_720x480i60_16_9:
mode = 1;
break;
case HDMI_VFRMT_720x576p50_16_9:
mode = 2;
break;
case HDMI_VFRMT_720x576i50_16_9:
mode = 3;
break;
case HDMI_VFRMT_1280x720p60_16_9:
mode = 4;
break;
case HDMI_VFRMT_1280x720p50_16_9:
mode = 5;
break;
case HDMI_VFRMT_1920x1080p60_16_9:
mode = 6;
break;
case HDMI_VFRMT_1920x1080i60_16_9:
mode = 7;
break;
case HDMI_VFRMT_1920x1080p50_16_9:
mode = 8;
break;
case HDMI_VFRMT_1920x1080i50_16_9:
mode = 9;
break;
case HDMI_VFRMT_1920x1080p24_16_9:
mode = 10;
break;
case HDMI_VFRMT_1920x1080p30_16_9:
mode = 11;
break;
case HDMI_VFRMT_1920x1080p25_16_9:
mode = 12;
break;
case HDMI_VFRMT_640x480p60_4_3:
mode = 13;
break;
case HDMI_VFRMT_720x480p60_16_9:
mode = 14;
break;
case HDMI_VFRMT_720x576p50_4_3:
mode = 15;
break;
default:
DEV_INFO("%s: mode %d not supported\n", __func__,
external_common_state->video_resolution);
return;
}
|
functions
|
void hdmi_msm_vendor_infoframe_packetsetup(void)
{
uint32 packet_header = 0;
uint32 check_sum = 0;
uint32 packet_payload = 0;
if (!external_common_state->format_3d) {
HDMI_OUTP(0x0034, 0);
return;
}
|
functions
|
void hdmi_msm_switch_3d(boolean on)
{
mutex_lock(&external_common_state_hpd_mutex);
if (external_common_state->hpd_state)
hdmi_msm_vendor_infoframe_packetsetup();
mutex_unlock(&external_common_state_hpd_mutex);
}
|
functions
|
void hdmi_msm_spd_infoframe_packetsetup(void)
{
uint32 packet_header = 0;
uint32 check_sum = 0;
uint32 packet_payload = 0;
uint32 packet_control = 0;
uint8 *vendor_name = external_common_state->spd_vendor_name;
uint8 *product_description =
external_common_state->spd_product_description;
/* 0x00A4 GENERIC1_HDR
* HB0 7:0 NUM
* HB1 15:8 NUM
* HB2 23:16 NUM */
/* Setup Packet header and payload */
/* 0x83 InfoFrame Type Code
0x01 InfoFrame Version Number
0x19 Length of Source Product Description InfoFrame
*/
packet_header = 0x83 | (0x01 << 8) | (0x19 << 16);
HDMI_OUTP(0x00A4, packet_header);
check_sum += IFRAME_CHECKSUM_32(packet_header);
/* 0x00AC GENERIC1_1
* BYTE4 7:0 VENDOR_NAME[3]
* BYTE5 15:8 VENDOR_NAME[4]
* BYTE6 23:16 VENDOR_NAME[5]
* BYTE7 31:24 VENDOR_NAME[6] */
packet_payload = (vendor_name[3] & 0x7f)
| ((vendor_name[4] & 0x7f) << 8)
| ((vendor_name[5] & 0x7f) << 16)
| ((vendor_name[6] & 0x7f) << 24);
HDMI_OUTP(0x00AC, packet_payload);
check_sum += IFRAME_CHECKSUM_32(packet_payload);
/* Product Description (7-bit ASCII code) */
/* 0x00B0 GENERIC1_2
* BYTE8 7:0 VENDOR_NAME[7]
* BYTE9 15:8 PRODUCT_NAME[ 0]
* BYTE10 23:16 PRODUCT_NAME[ 1]
* BYTE11 31:24 PRODUCT_NAME[ 2] */
packet_payload = (vendor_name[7] & 0x7f)
| ((product_description[0] & 0x7f) << 8)
| ((product_description[1] & 0x7f) << 16)
| ((product_description[2] & 0x7f) << 24);
HDMI_OUTP(0x00B0, packet_payload);
check_sum += IFRAME_CHECKSUM_32(packet_payload);
/* 0x00B4 GENERIC1_3
* BYTE12 7:0 PRODUCT_NAME[ 3]
* BYTE13 15:8 PRODUCT_NAME[ 4]
* BYTE14 23:16 PRODUCT_NAME[ 5]
* BYTE15 31:24 PRODUCT_NAME[ 6] */
packet_payload = (product_description[3] & 0x7f)
| ((product_description[4] & 0x7f) << 8)
| ((product_description[5] & 0x7f) << 16)
| ((product_description[6] & 0x7f) << 24);
HDMI_OUTP(0x00B4, packet_payload);
check_sum += IFRAME_CHECKSUM_32(packet_payload);
/* 0x00B8 GENERIC1_4
* BYTE16 7:0 PRODUCT_NAME[ 7]
* BYTE17 15:8 PRODUCT_NAME[ 8]
* BYTE18 23:16 PRODUCT_NAME[ 9]
* BYTE19 31:24 PRODUCT_NAME[10] */
packet_payload = (product_description[7] & 0x7f)
| ((product_description[8] & 0x7f) << 8)
| ((product_description[9] & 0x7f) << 16)
| ((product_description[10] & 0x7f) << 24);
HDMI_OUTP(0x00B8, packet_payload);
check_sum += IFRAME_CHECKSUM_32(packet_payload);
/* 0x00BC GENERIC1_5
* BYTE20 7:0 PRODUCT_NAME[11]
* BYTE21 15:8 PRODUCT_NAME[12]
* BYTE22 23:16 PRODUCT_NAME[13]
* BYTE23 31:24 PRODUCT_NAME[14] */
packet_payload = (product_description[11] & 0x7f)
| ((product_description[12] & 0x7f) << 8)
| ((product_description[13] & 0x7f) << 16)
| ((product_description[14] & 0x7f) << 24);
HDMI_OUTP(0x00BC, packet_payload);
check_sum += IFRAME_CHECKSUM_32(packet_payload);
/* 0x00C0 GENERIC1_6
* BYTE24 7:0 PRODUCT_NAME[15]
* BYTE25 15:8 Source Device Information
* BYTE26 23:16 NUM
* BYTE27 31:24 NUM */
/* Source Device Information
* 00h unknown
* 01h Digital STB
* 02h DVD
* 03h D-VHS
* 04h HDD Video
* 05h DVC
* 06h DSC
* 07h Video CD
* 08h Game
* 09h PC general */
packet_payload = (product_description[15] & 0x7f) | 0x00 << 8;
HDMI_OUTP(0x00C0, packet_payload);
check_sum += IFRAME_CHECKSUM_32(packet_payload);
/* Vendor Name (7bit ASCII code) */
/* 0x00A8 GENERIC1_0
* BYTE0 7:0 CheckSum
* BYTE1 15:8 VENDOR_NAME[0]
* BYTE2 23:16 VENDOR_NAME[1]
* BYTE3 31:24 VENDOR_NAME[2] */
packet_payload = ((vendor_name[0] & 0x7f) << 8)
| ((vendor_name[1] & 0x7f) << 16)
| ((vendor_name[2] & 0x7f) << 24);
check_sum += IFRAME_CHECKSUM_32(packet_payload);
packet_payload |= ((0x100 - (0xff & check_sum)) & 0xff);
HDMI_OUTP(0x00A8, packet_payload);
/* GENERIC1_LINE | GENERIC1_CONT | GENERIC1_SEND
* Setup HDMI TX generic packet control
* Enable this packet to transmit every frame
* Enable HDMI TX engine to transmit Generic packet 1 */
packet_control = HDMI_INP_ND(0x0034);
packet_control |= ((0x1 << 24) | (1 << 5) | (1 << 4));
HDMI_OUTP(0x0034, packet_control);
}
|
functions
|
int hdmi_msm_clk(int on)
{
int rc;
DEV_DBG("HDMI Clk: %s\n", on ? "Enable" : "Disable");
if (on) {
rc = clk_prepare_enable(hdmi_msm_state->hdmi_app_clk);
if (rc) {
DEV_ERR("'hdmi_app_clk' clock enable failed, rc=%d\n",
rc);
return rc;
}
|
functions
|
void hdmi_msm_turn_on(void)
{
uint32 audio_pkt_ctrl, audio_cfg;
/*
* Number of wait iterations for QDSP to disable Audio Engine
* before resetting HDMI core
*/
int i = 10;
audio_pkt_ctrl = HDMI_INP_ND(0x0020);
audio_cfg = HDMI_INP_ND(0x01D0);
/*
* Checking BIT[0] of AUDIO PACKET CONTROL and
* AUDIO CONFIGURATION register
*/
while (((audio_pkt_ctrl & 0x00000001) || (audio_cfg & 0x00000001))
&& (i--)) {
audio_pkt_ctrl = HDMI_INP_ND(0x0020);
audio_cfg = HDMI_INP_ND(0x01D0);
DEV_DBG("%d times :: HDMI AUDIO PACKET is %08x and "
"AUDIO CFG is %08x", i, audio_pkt_ctrl, audio_cfg);
msleep(20);
}
|
functions
|
void hdmi_msm_hdcp_timer(unsigned long data)
{
if (!hdmi_msm_state->hdcp_enable) {
DEV_DBG("%s: HDCP not enabled\n", __func__);
return;
}
|
functions
|
void hdmi_msm_cec_read_timer_func(unsigned long data)
{
queue_work(hdmi_work_queue, &hdmi_msm_state->cec_latch_detect_work);
}
|
functions
|
void hdmi_msm_hpd_polarity_setup(void)
{
u32 cable_sense;
bool polarity = !external_common_state->hpd_state;
bool trigger = false;
if (polarity)
HDMI_OUTP(0x0254, BIT(2) | BIT(1));
else
HDMI_OUTP(0x0254, BIT(2));
cable_sense = (HDMI_INP(0x0250) & BIT(1)) >> 1;
if (cable_sense == polarity)
trigger = true;
DEV_DBG("%s: listen=%s, sense=%s, trigger=%s\n", __func__,
polarity ? "connect" : "disconnect",
cable_sense ? "connect" : "disconnect",
trigger ? "Yes" : "No");
if (trigger) {
u32 reg_val = HDMI_INP(0x0258);
/* Toggle HPD circuit to trigger HPD sense */
HDMI_OUTP(0x0258, reg_val & ~BIT(28));
HDMI_OUTP(0x0258, reg_val | BIT(28));
}
|
functions
|
void hdmi_msm_hpd_off(void)
{
int rc = 0;
if (!hdmi_msm_state->hpd_initialized) {
DEV_DBG("%s: HPD is already OFF, returning\n", __func__);
return;
}
|
functions
|
void hdmi_msm_dump_regs(const char *prefix)
{
#ifdef REG_DUMP
print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET, 32, 4,
(void *)MSM_HDMI_BASE, 0x0334, false);
#endif
}
|
functions
|
int hdmi_msm_hpd_on(void)
{
static int phy_reset_done;
uint32 hpd_ctrl;
int rc = 0;
if (hdmi_msm_state->hpd_initialized) {
DEV_DBG("%s: HPD is already ON\n", __func__);
}
|
functions
|
int hdmi_msm_power_ctrl(boolean enable)
{
int rc = 0;
if (enable) {
/*
* Enable HPD only if the UI option is on or if
* HDMI is configured as the primary display
*/
if (hdmi_prim_display ||
external_common_state->hpd_feature_on) {
DEV_DBG("%s: Turning HPD ciruitry on\n", __func__);
/*[ECID:000000] ZTEBSP wanghaifei start 20130221, add qcom new patch for HDP resume wait*/
if (external_common_state->pre_suspend_hpd_state) {
external_common_state->pre_suspend_hpd_state =
false;
hdmi_msm_send_event(HPD_EVENT_OFFLINE);
}
|
functions
|
int hdmi_msm_power_on(struct platform_device *pdev)
{
struct msm_fb_data_type *mfd = platform_get_drvdata(pdev);
int ret = 0;
bool changed;
if (!hdmi_ready()) {
DEV_ERR("%s: HDMI/HPD not initialized\n", __func__);
return ret;
}
|
functions
|
void mhl_connect_api(boolean on)
{
char *envp[2];
/* Simulating a HPD event based on MHL event */
if (on) {
hdmi_msm_read_edid();
hdmi_msm_state->reauth = FALSE ;
/* Build EDID table */
hdmi_msm_turn_on();
DEV_INFO("HDMI HPD: CONNECTED: send ONLINE\n");
kobject_uevent(external_common_state->uevent_kobj,
KOBJ_ONLINE);
envp[0] = 0;
if (!hdmi_msm_state->hdcp_enable) {
/* Send Audio for HDMI Compliance Cases*/
envp[0] = "HDCP_STATE=PASS";
envp[1] = NULL;
DEV_INFO("HDMI HPD: sense : send HDCP_PASS\n");
kobject_uevent_env(external_common_state->uevent_kobj,
KOBJ_CHANGE, envp);
switch_set_state(&external_common_state->sdev, 1);
DEV_INFO("%s: hdmi state switched to %d\n",
__func__, external_common_state->sdev.state);
}
|
functions
|
int hdmi_msm_power_off(struct platform_device *pdev)
{
int ret = 0;
if (!hdmi_ready()) {
DEV_ERR("%s: HDMI/HPD not initialized\n", __func__);
return ret;
}
|
functions
|
void hdmi_msm_config_hdcp_feature(void)
{
if (hdcp_feature_on && hdmi_msm_has_hdcp()) {
init_timer(&hdmi_msm_state->hdcp_timer);
hdmi_msm_state->hdcp_timer.function = hdmi_msm_hdcp_timer;
hdmi_msm_state->hdcp_timer.data = (uint32)NULL;
hdmi_msm_state->hdcp_timer.expires = 0xffffffffL;
init_completion(&hdmi_msm_state->hdcp_success_done);
INIT_WORK(&hdmi_msm_state->hdcp_reauth_work,
hdmi_msm_hdcp_reauth_work);
INIT_WORK(&hdmi_msm_state->hdcp_work, hdmi_msm_hdcp_work);
hdmi_msm_state->hdcp_enable = TRUE;
}
|
functions
|
__devinit hdmi_msm_probe(struct platform_device *pdev)
{
int rc;
struct platform_device *fb_dev;
if (!hdmi_msm_state) {
pr_err("%s: hdmi_msm_state is NULL\n", __func__);
return -ENOMEM;
}
|
functions
|
__devexit hdmi_msm_remove(struct platform_device *pdev)
{
DEV_INFO("HDMI device: remove\n");
DEV_INFO("HDMI HPD: OFF\n");
/* Unregister hdmi node from switch driver */
switch_dev_unregister(&external_common_state->sdev);
switch_dev_unregister(&external_common_state->audio_sdev);
hdmi_msm_hpd_off();
free_irq(hdmi_msm_state->irq, NULL);
if (hdmi_msm_state->qfprom_io)
iounmap(hdmi_msm_state->qfprom_io);
hdmi_msm_state->qfprom_io = NULL;
if (hdmi_msm_state->hdmi_io)
iounmap(hdmi_msm_state->hdmi_io);
hdmi_msm_state->hdmi_io = NULL;
external_common_state_remove();
if (hdmi_msm_state->hdmi_app_clk)
clk_put(hdmi_msm_state->hdmi_app_clk);
if (hdmi_msm_state->hdmi_m_pclk)
clk_put(hdmi_msm_state->hdmi_m_pclk);
if (hdmi_msm_state->hdmi_s_pclk)
clk_put(hdmi_msm_state->hdmi_s_pclk);
hdmi_msm_state->hdmi_app_clk = NULL;
hdmi_msm_state->hdmi_m_pclk = NULL;
hdmi_msm_state->hdmi_s_pclk = NULL;
kfree(hdmi_msm_state);
hdmi_msm_state = NULL;
return 0;
}
|
functions
|
int hdmi_msm_hpd_feature(int on)
{
int rc = 0;
DEV_INFO("%s: %d\n", __func__, on);
if (on) {
rc = hdmi_msm_hpd_on();
}
|
functions
|
__init hdmi_msm_init(void)
{
int rc;
if (msm_fb_detect_client("hdmi_msm"))
return 0;
#ifdef CONFIG_FB_MSM_HDMI_AS_PRIMARY
hdmi_prim_display = 1;
#endif
hdmi_msm_setup_video_mode_lut();
hdmi_msm_state = kzalloc(sizeof(*hdmi_msm_state), GFP_KERNEL);
if (!hdmi_msm_state) {
pr_err("hdmi_msm_init FAILED: out of memory\n");
rc = -ENOMEM;
goto init_exit;
}
|
functions
|
__exit hdmi_msm_exit(void)
{
platform_device_unregister(&this_device);
platform_driver_unregister(&this_driver);
}
|
functions
|
int set_hdcp_feature_on(const char *val, const struct kernel_param *kp)
{
int rv = param_set_bool(val, kp);
if (rv)
return rv;
pr_debug("%s: HDCP feature = %d\n", __func__, hdcp_feature_on);
if (hdmi_msm_state) {
if ((HDMI_INP(0x0250) & 0x2)) {
pr_err("%s: Unable to set HDCP feature", __func__);
pr_err("%s: HDMI panel is currently turned on",
__func__);
}
|
functions
|
else if (hdcp_feature_on != hdmi_msm_state->hdcp_enable) {
hdmi_msm_config_hdcp_feature();
}
|
structs
|
struct pkcs11_callback_data {
char *pin_used;
X509 *cert;
};
|
functions
|
void pkcs11_callback_data_release(struct pkcs11_callback_data *data) {
erase_and_free(data->pin_used);
X509_free(data->cert);
}
|
functions
|
int pkcs11_callback(
CK_FUNCTION_LIST *m,
CK_SESSION_HANDLE session,
CK_SLOT_ID slot_id,
const CK_SLOT_INFO *slot_info,
const CK_TOKEN_INFO *token_info,
P11KitUri *uri,
void *userdata) {
_cleanup_(erase_and_freep) char *pin_used = NULL;
struct pkcs11_callback_data *data = userdata;
CK_OBJECT_HANDLE object;
int r;
assert(m);
assert(slot_info);
assert(token_info);
assert(uri);
assert(data);
/* Called for every token matching our URI */
r = pkcs11_token_login(m, session, slot_id, token_info, "home directory operation", "user-home", "pkcs11-pin", UINT64_MAX, &pin_used);
if (r < 0)
return r;
r = pkcs11_token_find_x509_certificate(m, session, uri, &object);
if (r < 0)
return r;
r = pkcs11_token_read_x509_certificate(m, session, object, &data->cert);
if (r < 0)
return r;
/* Let's read some random data off the token and write it to the kernel pool before we generate our
* random key from it. This way we can claim the quality of the RNG is at least as good as the
* kernel's and the token's pool */
(void) pkcs11_token_acquire_rng(m, session);
data->pin_used = TAKE_PTR(pin_used);
return 1;
}
|
functions
|
int acquire_pkcs11_certificate(
const char *uri,
X509 **ret_cert,
char **ret_pin_used) {
#if HAVE_P11KIT
_cleanup_(pkcs11_callback_data_release) struct pkcs11_callback_data data = {}
|
functions
|
int encrypt_bytes(
EVP_PKEY *pkey,
const void *decrypted_key,
size_t decrypted_key_size,
void **ret_encrypt_key,
size_t *ret_encrypt_key_size) {
_cleanup_(EVP_PKEY_CTX_freep) EVP_PKEY_CTX *ctx = NULL;
_cleanup_free_ void *b = NULL;
size_t l;
ctx = EVP_PKEY_CTX_new(pkey, NULL);
if (!ctx)
return log_error_errno(SYNTHETIC_ERRNO(EIO), "Failed to allocate public key context");
if (EVP_PKEY_encrypt_init(ctx) <= 0)
return log_error_errno(SYNTHETIC_ERRNO(EIO), "Failed to initialize public key context");
if (EVP_PKEY_CTX_set_rsa_padding(ctx, RSA_PKCS1_PADDING) <= 0)
return log_error_errno(SYNTHETIC_ERRNO(EIO), "Failed to configure PKCS#1 padding");
if (EVP_PKEY_encrypt(ctx, NULL, &l, decrypted_key, decrypted_key_size) <= 0)
return log_error_errno(SYNTHETIC_ERRNO(EIO), "Failed to determine encrypted key size");
b = malloc(l);
if (!b)
return log_oom();
if (EVP_PKEY_encrypt(ctx, b, &l, decrypted_key, decrypted_key_size) <= 0)
return log_error_errno(SYNTHETIC_ERRNO(EIO), "Failed to determine encrypted key size");
*ret_encrypt_key = TAKE_PTR(b);
*ret_encrypt_key_size = l;
return 0;
}
|
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