From 49e02b7306cb7e01965fe5f41ba0f80085142f6e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 23 Apr 2010 17:57:27 -0400 Subject: drm/radeon/kms/pm: add additional asic callbacks - pm_misc() - handles voltage, pcie lanes, and other non clock related power mode settings. Currently disabled. Needs further debugging - pm_prepare() - disables crtc mem requests right now. All memory clients need to be disabled when changing memory clocks. This function can be expanded to include disabling fb access as well. - pm_finish() - enable active memory clients. Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/evergreen_reg.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/drm/radeon/evergreen_reg.h') diff --git a/drivers/gpu/drm/radeon/evergreen_reg.h b/drivers/gpu/drm/radeon/evergreen_reg.h index 9dba6d97d9b7..93aab2ebd9d0 100644 --- a/drivers/gpu/drm/radeon/evergreen_reg.h +++ b/drivers/gpu/drm/radeon/evergreen_reg.h @@ -166,6 +166,7 @@ /* CRTC blocks at 0x6df0, 0x79f0, 0x105f0, 0x111f0, 0x11df0, 0x129f0 */ #define EVERGREEN_CRTC_CONTROL 0x6e70 # define EVERGREEN_CRTC_MASTER_EN (1 << 0) +# define EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE (1 << 24) #define EVERGREEN_CRTC_STATUS 0x6e8c #define EVERGREEN_CRTC_UPDATE_LOCK 0x6ed4 -- cgit v1.2.3