This is a note to let you know that I've just added the patch titled drm/radeon: fix DAC interrupt handling on DCE5+ to the 3.13-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-radeon-fix-dac-interrupt-handling-on-dce5.patch and it can be found in the queue-3.13 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From e9a321c6b2ac954a7dbf235f419c255a424a1273 Mon Sep 17 00:00:00 2001 From: Alex Deucher <alexander.deucher@xxxxxxx> Date: Mon, 27 Jan 2014 11:54:44 -0500 Subject: drm/radeon: fix DAC interrupt handling on DCE5+ From: Alex Deucher <alexander.deucher@xxxxxxx> commit e9a321c6b2ac954a7dbf235f419c255a424a1273 upstream. DCE5 and newer hardware only has 1 DAC. Use the correct offset. This may fix display problems on certain board configurations. Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/radeon/evergreen.c | 4 ++-- drivers/gpu/drm/radeon/si.c | 2 +- drivers/gpu/drm/radeon/sid.h | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -4298,8 +4298,8 @@ void evergreen_disable_interrupt_state(s WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); } - /* only one DAC on DCE6 */ - if (!ASIC_IS_DCE6(rdev)) + /* only one DAC on DCE5 */ + if (!ASIC_IS_DCE5(rdev)) WREG32(DACA_AUTODETECT_INT_CONTROL, 0); WREG32(DACB_AUTODETECT_INT_CONTROL, 0); --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -5566,7 +5566,7 @@ static void si_disable_interrupt_state(s } if (!ASIC_IS_NODCE(rdev)) { - WREG32(DACA_AUTODETECT_INT_CONTROL, 0); + WREG32(DAC_AUTODETECT_INT_CONTROL, 0); tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; WREG32(DC_HPD1_INT_CONTROL, tmp); --- a/drivers/gpu/drm/radeon/sid.h +++ b/drivers/gpu/drm/radeon/sid.h @@ -815,7 +815,7 @@ # define GRPH_PFLIP_INT_MASK (1 << 0) # define GRPH_PFLIP_INT_TYPE (1 << 8) -#define DACA_AUTODETECT_INT_CONTROL 0x66c8 +#define DAC_AUTODETECT_INT_CONTROL 0x67c8 #define DC_HPD1_INT_STATUS 0x601c #define DC_HPD2_INT_STATUS 0x6028 Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are queue-3.13/drm-radeon-skip-colorbuffer-checking-if-color_info.format-is-set-to-invalid.patch queue-3.13/drm-radeon-dce4-clear-bios-scratch-dpms-bit-v2.patch queue-3.13/drm-radeon-warn-users-when-hw_i2c-is-enabled-v2.patch queue-3.13/drm-radeon-add-uvd-support-for-oland.patch queue-3.13/drm-radeon-dce8-workaround-for-atom-blankcrtc-table.patch queue-3.13/radeon-pm-guard-access-to-rdev-pm.power_state-array.patch queue-3.13/drm-radeon-disable-dpm-on-btc.patch queue-3.13/drm-radeon-set-si_notify_smc_display_change-properly.patch queue-3.13/drm-radeon-fix-surface-sync-in-fence-on-cayman-v2.patch queue-3.13/drm-radeon-runpm-don-t-runtime-suspend-non-px-cards.patch queue-3.13/drm-radeon-set-the-full-cache-bit-for-fences-on-r7xx.patch queue-3.13/drm-radeon-fix-dac-interrupt-handling-on-dce5.patch queue-3.13/drm-radeon-disable-ss-on-dp-for-dce3.x.patch queue-3.13/drm-radeon-dpm-disable-mclk-switching-on-desktop-rv770.patch queue-3.13/revert-drm-radeon-disable-cik-cp-semaphores-for-now.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html