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Diffstat (limited to 'patches/kms-2.6.30.patch')
| -rw-r--r-- | patches/kms-2.6.30.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/patches/kms-2.6.30.patch b/patches/kms-2.6.30.patch new file mode 100644 index 0000000..168a78c --- /dev/null +++ b/patches/kms-2.6.30.patch @@ -0,0 +1,35 @@ +From: Keith Packard <keithp@keithp.com> +Date: Sat, 6 Jun 2009 01:19:56 +0000 (-0700) +Subject: drm/i915: Hook connector to encoder during load detection (fixes tv/vga detect) +X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Fanholt%2Fdrm-intel.git;a=commitdiff_plain;h=03d6069912babc07a3da20e715dd6a5dc8f0f867 + +drm/i915: Hook connector to encoder during load detection (fixes tv/vga detect) + +With the DRM-driven DPMS code, encoders are considered idle unless a +connector is hooked to them, so mode setting is skipped. This makes load +detection fail as none of the hardware is enabled. + +Signed-off-by: Keith Packard <keithp@keithp.com> +Signed-off-by: Eric Anholt <eric@anholt.net> +--- + +diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c +index a87eeff..b32a51f 100644 +--- a/drivers/gpu/drm/i915/intel_display.c ++++ b/drivers/gpu/drm/i915/intel_display.c +@@ -2136,6 +2136,7 @@ struct drm_crtc *intel_get_load_detect_pipe(struct intel_output *intel_output, + } + + encoder->crtc = crtc; ++ intel_output->base.encoder = encoder; + intel_output->load_detect_temp = true; + + intel_crtc = to_intel_crtc(crtc); +@@ -2171,6 +2172,7 @@ void intel_release_load_detect_pipe(struct intel_output *intel_output, int dpms_ + + if (intel_output->load_detect_temp) { + encoder->crtc = NULL; ++ intel_output->base.encoder = NULL; + intel_output->load_detect_temp = false; + crtc->enabled = drm_helper_crtc_in_use(crtc); + drm_helper_disable_unused_functions(dev); |