//*****************************************************************************
//
// Function Name: dsic_close
//
// Description: Close The Driver
//
//*****************************************************************************
Int32 dsic_close ( DISPDRV_HANDLE_T drvH )
{
Int32 res = 0;
dsic_panel_t *pPanel = (dsic_panel_t *)drvH;
pPanel->pFb = NULL;
pPanel->pFbA = NULL;
if ( CSL_DSI_CloseCmVc ( pPanel->dsiCmVcHandle ) )
{
LCD_DBG ( LCD_DBG_ERR_ID, "[DISPDRV] %s: ERROR, "
"Closing Command Mode Handle\n\r", __FUNCTION__);
return ( -1 );
}
if ( CSL_DSI_CloseClient ( pPanel->clientH ) != CSL_LCD_OK )
{
LCD_DBG ( LCD_DBG_ERR_ID, "[DISPDRV] %s: ERROR, Closing DSI Client\n\r",
__FUNCTION__);
return ( -1 );
}
if ( CSL_DSI_Close( pPanel->busId ) != CSL_LCD_OK )
{
LCD_DBG ( LCD_DBG_ERR_ID, "[DISPDRV] %s: ERR Closing DSI Controller\n\r",
__FUNCTION__ );
return ( -1 );
}
pPanel->pwrState = DISP_PWR_OFF;
pPanel->drvState = DRV_STATE_INIT;
LCD_DBG ( LCD_DBG_INIT_ID, "[DISPDRV] %s: OK\n\r", __FUNCTION__ );
return ( res );
}
//*****************************************************************************
//
// Function Name: DISPDRV__Close
//
// Description: Close The Driver
//
//*****************************************************************************
Int32 DISPDRV_Close(DISPDRV_HANDLE_T drvH)
{
Int32 res = 0;
DISPDRV_PANEL_T *pPanel = (DISPDRV_PANEL_T *)drvH;
if (CSL_DSI_CloseCmVc(pPanel->dsiCmVcHandle)) {
LCD_DBG(LCD_DBG_ERR_ID, "[DISPDRV] %s: ERROR, "
"Closing Command Mode Handle\n\r", __FUNCTION__);
return (-1);
}
if (CSL_DSI_CloseClient(pPanel->clientH) != CSL_LCD_OK) {
LCD_DBG(LCD_DBG_ERR_ID,
"[DISPDRV] %s: ERROR, Closing DSI Client\n",
__FUNCTION__);
return (-1);
}
if (CSL_DSI_Close(pPanel->busNo) != CSL_LCD_OK) {
LCD_DBG(LCD_DBG_ERR_ID,
"[DISPDRV] %s: ERR Closing DSI Controller\n",
__FUNCTION__);
return (-1);
}
if (pPanel->isTE)
DISPDRV_TeOff(pPanel);
if (brcm_disable_dsi_pll_clocks(pPanel->busNo)) {
LCD_DBG(LCD_DBG_ERR_ID,
"[DISPDRV] %s: ERROR to disable the pll clock\n",
__FUNCTION__);
return (-1);
}
pPanel->pwrState = STATE_PWR_OFF;
pPanel->drvState = DRV_STATE_INIT;
LCD_DBG(LCD_DBG_INIT_ID, "[DISPDRV] %s: OK\n", __FUNCTION__);
return (res);
}
//*****************************************************************************
//
// Function Name: DISPDRV__Close
//
// Description: Close The Driver
//
//*****************************************************************************
Int32 DISPDRV_Close ( DISPDRV_HANDLE_T drvH )
{
Int32 res = 0;
DISPDRV_PANEL_T *pPanel = (DISPDRV_PANEL_T *)drvH;
DISPDRV_CHECK_PTR_2_RET( drvH, &panel[0], &panel[1], __FUNCTION__ );
pPanel->pFb = NULL;
pPanel->pFbA = NULL;
if ( CSL_DSI_CloseCmVc ( pPanel->dsiCmVcHandle ) )
{
LCD_DBG ( LCD_DBG_ERR_ID, "[DISPDRV] %s: ERROR, "
"Closing Command Mode Handle\n\r", __FUNCTION__);
return ( -1 );
}
if ( CSL_DSI_CloseClient ( pPanel->clientH ) != CSL_LCD_OK )
{
LCD_DBG ( LCD_DBG_ERR_ID, "[DISPDRV] %s: ERROR, Closing DSI Client\n\r",
__FUNCTION__);
return ( -1 );
}
if ( CSL_DSI_Close( pPanel->busId ) != CSL_LCD_OK )
{
LCD_DBG ( LCD_DBG_ERR_ID, "[DISPDRV] %s: ERR Closing DSI Controller\n\r",
__FUNCTION__ );
return ( -1 );
}
DISPDRV_TeOff ( pPanel );
pPanel->pwrState = DISP_PWR_OFF;
pPanel->drvState = DRV_STATE_INIT;
LCD_DBG ( LCD_DBG_INIT_ID, "[DISPDRV] %s: OK\n\r", __FUNCTION__ );
return ( res );
}
/*
*
* Function Name: DSI_Close
*
* Description: disp bus OFF
*
*/
Int32 DSI_Close(DISPDRV_HANDLE_T drvH)
{
Int32 res = 0;
DispDrv_PANEL_t *pPanel = (DispDrv_PANEL_t *)drvH;
if (pPanel->disp_info->vmode)
CSL_DSI_Suspend(pPanel->dsiCmVcHandle);
if (CSL_DSI_CloseCmVc(pPanel->dsiCmVcHandle)) {
DSI_ERR("Closing Command Mode Handle\n");
return -1;
}
if (CSL_DSI_CloseClient(pPanel->clientH) != CSL_LCD_OK) {
DSI_ERR("Closing DSI Client\n");
return -1;
}
if (CSL_DSI_Close(pPanel->busNo) != CSL_LCD_OK) {
DSI_ERR("ERR Closing DSI Controller\n");
return -1;
}
if (pPanel->isTE)
DSI_TeOff(pPanel);
if (brcm_disable_dsi_pll_clocks(pPanel->busNo)) {
DSI_ERR("ERROR disabling the pll clock\n");
return -1;
}
gpio_free(pPanel->disp_info->rst->gpio);
pPanel->pwrState = STATE_PWR_OFF;
pPanel->drvState = DRV_STATE_INIT;
g_display_enabled = 0;
DSI_INFO("OK\n");
return res;
}
/*
*
* Function Name: DSI_Open
*
* Description: disp bus ON
*
*/
Int32 DSI_Open(DISPDRV_HANDLE_T drvH)
{
Int32 res = 0;
DispDrv_PANEL_t *pPanel;
pPanel = (DispDrv_PANEL_t *) drvH;
DSI_INFO("enter\n");
if (pPanel->drvState != DRV_STATE_INIT) {
DSI_ERR("ERROR State != Init\n");
return -1;
}
if (brcm_enable_dsi_pll_clocks(pPanel->busNo,
pPanel->dsi_cfg->hsBitClk.clkIn_MHz * 1000000,
pPanel->dsi_cfg->hsBitClk.clkInDiv,
pPanel->disp_info->desense_offset,
pPanel->dsi_cfg->escClk.clkIn_MHz * 1000000
/ pPanel->dsi_cfg->escClk.clkInDiv)) {
DSI_ERR("ERROR enabling clock\n");
}
if (pPanel->isTE && DSI_TeOn(pPanel) == -1) {
DSI_ERR("Failed to Configure TE Input\n");
goto err_te_on;
}
if (CSL_DSI_Init(pPanel->dsi_cfg) != CSL_LCD_OK) {
DSI_ERR("DSI CSL Init Failed\n");
goto err_dsi_init;
}
if (CSL_DSI_OpenClient(pPanel->busNo, &pPanel->clientH) != CSL_LCD_OK) {
DSI_ERR("CSL_DSI_OpenClient Failed\n");
goto err_dsi_open_cl;
}
if (CSL_DSI_OpenCmVc(pPanel->clientH,
pPanel->cmnd_mode, &pPanel->dsiCmVcHandle) != CSL_LCD_OK) {
DSI_ERR("CSL_DSI_OpenCmVc Failed\n");
goto err_dsi_open_cm;
}
if (!pPanel->dsi_cfg->dispEngine && pPanel->dsi_cfg->pixTxporter) {
DSI_ERR("Cannot transfer pixels via MMDMA to DispEngine 0.");
DSI_ERR("Default to Display Engine 1\n");
pPanel->dsi_cfg->dispEngine = 1;
}
if (pPanel->dsi_cfg->dispEngine && pPanel->dsi_cfg->pixTxporter) {
if (csl_dma_vc4lite_init() != DMA_VC4LITE_STATUS_SUCCESS) {
DSI_ERR("csl_dma_vc4lite_init Failed\n");
goto err_dma_init;
}
}
if (!disp_reg) {
/*CAM2 LDO */
disp_reg = regulator_get(NULL, pPanel->disp_info->reg_name);
if (IS_ERR_OR_NULL(disp_reg)) {
DSI_ERR("Failed to get disp_reg\n");
goto err_reg_init;
}
if (g_display_enabled)
regulator_enable(disp_reg); /* Turn ON disp_reg to increase use count */
}
res = gpio_request(pPanel->disp_info->rst->gpio, "LCD_RST");
if (res < 0) {
DSI_ERR("gpio_request failed %ld\n", res);
goto err_gpio_request;
}
if (!g_display_enabled)
hw_reset(drvH, FALSE);
#if 0 // SS & DS not used
if (DSI_ReadPanelID(pPanel) < 0) {
DSI_ERR("ID read failed\n");
goto err_id_read;
}
#endif
pPanel->win_dim.l = 0;
pPanel->win_dim.r = pPanel->disp_info->width-1;
pPanel->win_dim.t = 0;
pPanel->win_dim.b = pPanel->disp_info->height-1;
pPanel->win_dim.w = pPanel->disp_info->width;
pPanel->win_dim.h = pPanel->disp_info->height;
pPanel->drvState = DRV_STATE_OPEN;
DSI_INFO("OK\n");
return res;
#if 0
err_id_read:
gpio_free(pPanel->disp_info->rst->gpio);
#endif
err_gpio_request:
err_reg_init:
err_dma_init:
CSL_DSI_CloseCmVc(pPanel->dsiCmVcHandle);
err_dsi_open_cm:
CSL_DSI_CloseClient(pPanel->clientH);
err_dsi_open_cl:
CSL_DSI_Close(pPanel->busNo);
err_dsi_init:
if (pPanel->isTE)
DSI_TeOff(pPanel);
err_te_on:
return -1;
}