void mipi_dsi_clk_enable(void)
{
u32 pll_ctrl = MIPI_INP(MIPI_DSI_BASE + 0x0200);
if (mipi_dsi_clk_on) {
pr_info("%s: mipi_dsi_clks already ON\n", __func__);
return;
}
MIPI_OUTP(MIPI_DSI_BASE + 0x0200, pll_ctrl | 0x01);
mipi_dsi_phy_rdy_poll();
if (clk_set_rate(dsi_byte_div_clk, 1) < 0) /* divided by 1 */
pr_err("%s: dsi_byte_div_clk - "
"clk_set_rate failed\n", __func__);
if (clk_set_rate(dsi_esc_clk, esc_byte_ratio) < 0) /* divided by esc */
pr_err("%s: dsi_esc_clk - " /* clk ratio */
"clk_set_rate failed\n", __func__);
mipi_dsi_pclk_ctrl(&dsi_pclk, 1);
mipi_dsi_clk_ctrl(&dsicore_clk, 1);
clk_enable(dsi_byte_div_clk);
clk_enable(dsi_esc_clk);
mipi_dsi_clk_on = 1;
mdp4_stat.dsi_clk_on++;
#ifdef CONFIG_SHLCDC_BOARD /* CUST_ID_00097 */
SHLCDC_EVENTLOG_REC(FB,LCD,MSM_FB_KERL,EEVENTID_FB_DSI_CLK_ENABLE,0);
#endif /* CONFIG_SHLCDC_BOARD */
}
void mipi_dsi_clk_disable(void)
{
if (mipi_dsi_clk_on == 0) {
pr_info("%s: mipi_dsi_clks already OFF\n", __func__);
return;
}
clk_disable(dsi_esc_clk);
clk_disable(dsi_byte_div_clk);
mipi_dsi_pclk_ctrl(&dsi_pclk, 0);
mipi_dsi_clk_ctrl(&dsicore_clk, 0);
/* DSIPHY_PLL_CTRL_0, disable dsi pll */
MIPI_OUTP(MIPI_DSI_BASE + 0x0200, 0x0);
mipi_dsi_clk_on = 0;
mdp4_stat.dsi_clk_off++;
#ifdef CONFIG_SHLCDC_BOARD /* CUST_ID_00097 */
SHLCDC_EVENTLOG_REC(FB,LCD,MSM_FB_KERL,EEVENTID_FB_DSI_CLK_DISABLE,0);
#endif /* CONFIG_SHLCDC_BOARD */
}
void msm_lcd_recovery(void)
{
struct msm_fb_data_type *mfd;
struct fb_info *info = NULL;
int ret;
int i;
int vsync_status;
suspended_recovery_flg = 0;
if (!num_registered_fb){
mipi_sharp_lcd_init_det_info();
return;
}
info = registered_fb[0];
if (!info){
mipi_sharp_lcd_init_det_info();
return;
}
lock_recovery();
if(mipi_dsi_get_err_contention_lp1_flag() == 3) {
SHLCDC_ERRLOG_REC(FB,LCD,MSM_FB_KERL,EEVENTID_FB_RECOVERY_ERR,0);
MSM_FB_WARNING("msm_lcd_recovery already retry over. return\n");
unlock_recovery();
return;
}
mfd = (struct msm_fb_data_type *)info->par;
if(!mfd->panel_power_on) {
SHLCDC_ERRLOG_REC(FB,LCD,MSM_FB_KERL,EEVENTID_FB_RECOVERY_ERR,1);
MSM_FB_WARNING("msm_lcd_recovery already suspend. return\n");
suspended_recovery_flg = 1;
unlock_recovery();
return;
}
mipi_sharp_stat_inc(SHDISP_STAT_INC_RECOVERY);
mdp_clk_ctrl(1);
vsync_status = mdp4_overlay_vsync_get_status();
if(vsync_status){
ret = mdp4_overlay_vsync_ctrl(info, 0);
}
SHLCDC_EVENTLOG_REC(FB,LCD,MSM_FB_KERL,EEVENTID_FB_RECOVERY,0);
MSM_FB_WARNING("msm_lcd_recovery start\n");
lcd_recovering = LCD_RECOVERY_ACTIVE;
for (i=0; i<LCD_RECOVERY_LOOP_MAX; i++) {
msm_fb_suspend_sub_recovery(mfd);
mipi_sharp_delay_us(40000);
shdisp_api_do_recovery();
msm_fb_resume_sub_recovery(mfd);
msm_fb_resume_sub_recovery_phase2(info);
ret = shdisp_api_check_recovery();
if (ret == SHDISP_RESULT_SUCCESS) {
lcd_recovering = LCD_RECOVERY_STOP;
mipi_sharp_lcd_init_det_info();
SHLCDC_EVENTLOG_REC(FB,LCD,MSM_FB_KERL,EEVENTID_FB_RECOVERY,1);
MSM_FB_WARNING("msm_lcd_recovery completed\n");
if(vsync_status){
ret = mdp4_overlay_vsync_ctrl(info, 1);
}
mdp_clk_ctrl(0);
unlock_recovery();
return;
}
}
lcd_recovering = LCD_RECOVERY_STOP;
if(shdisp_api_get_mipi_dsi_det_recovery_flag()) {
mipi_dsi_clr_err_int_mask0_b25();
}
SHLCDC_ERRLOG_REC(FB,LCD,MSM_FB_KERL,EEVENTID_FB_RECOVERY_OVER,0);
MSM_FB_ERR("msm_lcd_recovery retry over\n");
unlock_recovery();
}
