From: zhang dongming Date: Fri, 13 Apr 2012 02:17:46 +0000 (+0800) Subject: Display: Optimize the delay time when gi display panel screen on X-Git-Tag: 2.1b_release~994 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b7d4fefc47c06cd57a55cec6d142e53877f81933;p=platform%2Fkernel%2Fkernel-mfld-blackbay.git Display: Optimize the delay time when gi display panel screen on BZ: 29879 There so many delay in gi panel dpi ic init. cause gi Screen wake up slowly after power key pressed. Optimize the delay time when Screen on. Change-Id: I5450eb0e6d63815eaa18ed8c5cd079e2c191a603 Signed-off-by: zhang dongming Reviewed-on: http://android.intel.com:8080/43333 Reviewed-by: Tong, BoX Tested-by: Tong, BoX Reviewed-by: buildbot Tested-by: buildbot --- diff --git a/drivers/staging/mrst/drv/gi_sony_vid.c b/drivers/staging/mrst/drv/gi_sony_vid.c index a7f09b0..5c46b9e 100644 --- a/drivers/staging/mrst/drv/gi_sony_vid.c +++ b/drivers/staging/mrst/drv/gi_sony_vid.c @@ -110,142 +110,32 @@ static void mdfld_gi_l5f3_dpi_ic_init(struct mdfld_dsi_config *dsi_config, PSB_DEBUG_ENTRY("\n"); - /*wait for 5ms*/ - wait_timeout = jiffies + (HZ / 200); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_set_column_add, 8, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_set_row_add, 8, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_set_address_mode, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_set_pixel_format, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - - /* set TE scanline and wait for 10ms. */ mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_set_te_scanline, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - - /* set TE on and wait for 10ms. */ mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_set_tear_on, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - - /* set password on and wait for 10ms. */ mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_passwd1_on, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_disctl, 20, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_pwrctl, 16, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_vcmctl, 16, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_srcctl, 12, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_ifctl, 8, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_panelctl, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_gammasel, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_pgammactl, 20, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_ngammactl, 20, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_miectl1, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_bcmode, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_wrmiectl2, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_set_wrblctl, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - mdfld_dsi_send_gen_long_hs(sender, gi_l5f3_passwd1_off, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - - /* set backlight to full brightness and wait for 10ms. */ mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_set_full_brightness, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - - /* set backlight on and wait for 10ms. */ mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_turn_on_backlight, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - - /* disalble CABC and wait for 10ms. */ mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_disable_cabc, 4, 0); - wait_timeout = jiffies + (HZ / 100); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); - - /* sleep out and wait for 150ms. */ mdfld_dsi_send_mcs_long_hs(sender, gi_l5f3_exit_sleep_mode, 4, 0); - wait_timeout = jiffies + (3 * HZ / 20); - while (time_before_eq(jiffies, wait_timeout)) - cpu_relax(); } static void