This is to set the enable/disable status. v2: Addressed review comments [Jani]
Reviewed-by: Arun R Murthy <[email protected]> Signed-off-by: Nemesa Garg <[email protected]> --- .../gpu/drm/i915/display/intel_darkscreen.c | 36 +++++++++++++++++++ .../drm/i915/display/intel_display_debugfs.c | 2 ++ 2 files changed, 38 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_darkscreen.c b/drivers/gpu/drm/i915/display/intel_darkscreen.c index 7c42988af354..6342f5ed9360 100644 --- a/drivers/gpu/drm/i915/display/intel_darkscreen.c +++ b/drivers/gpu/drm/i915/display/intel_darkscreen.c @@ -93,3 +93,39 @@ void intel_dark_screen_disable(struct intel_crtc_state *crtc_state) intel_de_write(dev_priv, DARK_SCREEN(cpu_transcoder), 0); } + +static int intel_darkscreen_debugfs_status_get(void *data, u64 *val) +{ + struct intel_crtc *crtc = data; + + *val = crtc->dark_screen.enable; + + return 0; +} + +static int intel_darkscreen_debugfs_status_set(void *data, u64 val) +{ + struct intel_crtc *crtc = data; + struct intel_crtc_state *crtc_state; + + crtc->dark_screen.enable = val; + + crtc_state = to_intel_crtc_state(crtc->base.state); + + if (val) + intel_dark_screen_enable(crtc_state); + else + intel_dark_screen_disable(crtc_state); + + return 0; +} + +DEFINE_DEBUGFS_ATTRIBUTE(intel_darkscreen_debugfs_status_fops, + intel_darkscreen_debugfs_status_get, + intel_darkscreen_debugfs_status_set, "%llu\n"); + +void intel_darkscreen_crtc_debugfs_add(struct intel_crtc *crtc) +{ + debugfs_create_file("i915_darkscreen_status", 0644, crtc->base.debugfs_entry, + crtc, &intel_darkscreen_debugfs_status_fops); +} diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index f05b52381a83..036b331cdad2 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -16,6 +16,7 @@ #include "intel_crtc.h" #include "intel_de.h" #include "intel_crtc_state_dump.h" +#include "intel_darkscreen.h" #include "intel_display_debugfs.h" #include "intel_display_power.h" #include "intel_display_power_well.h" @@ -1541,6 +1542,7 @@ void intel_crtc_debugfs_add(struct intel_crtc *crtc) intel_drrs_crtc_debugfs_add(crtc); intel_fbc_crtc_debugfs_add(crtc); hsw_ips_crtc_debugfs_add(crtc); + intel_darkscreen_crtc_debugfs_add(crtc); debugfs_create_file("i915_current_bpc", 0444, root, crtc, &i915_current_bpc_fops); -- 2.25.1
