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authorAlex Deucher <alexdeucher@gmail.com>2010-04-23 23:57:27 +0200
committerDave Airlie <airlied@redhat.com>2010-05-18 10:21:12 +0200
commit49e02b7306cb7e01965fe5f41ba0f80085142f6e (patch)
tree6faaa8069fae9b4768d727274df94c2a5298b1b2 /drivers/gpu/drm/radeon/r500_reg.h
parentdrm/radeon/kms/pm: restore default power state on exit (diff)
downloadlinux-49e02b7306cb7e01965fe5f41ba0f80085142f6e.tar.xz
linux-49e02b7306cb7e01965fe5f41ba0f80085142f6e.zip
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 <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r500_reg.h')
-rw-r--r--drivers/gpu/drm/radeon/r500_reg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h
index 0cf2ad2a5585..f5adf42a9d15 100644
--- a/drivers/gpu/drm/radeon/r500_reg.h
+++ b/drivers/gpu/drm/radeon/r500_reg.h
@@ -347,6 +347,7 @@
#define AVIVO_D1CRTC_CONTROL 0x6080
# define AVIVO_CRTC_EN (1 << 0)
+# define AVIVO_CRTC_DISP_READ_REQUEST_DISABLE (1 << 24)
#define AVIVO_D1CRTC_BLANK_CONTROL 0x6084
#define AVIVO_D1CRTC_INTERLACE_CONTROL 0x6088
#define AVIVO_D1CRTC_INTERLACE_STATUS 0x608c