From: Aurabindo Pillai Date: Thu, 6 Apr 2023 19:48:48 +0000 (-0400) Subject: drm/amd/display: Do not clear GPINT register when releasing DMUB from reset X-Git-Tag: v6.2.16~213 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7ecf16f7f900b04664e81e83b33881afe9c8ee41;p=thirdparty%2Fkernel%2Fstable.git drm/amd/display: Do not clear GPINT register when releasing DMUB from reset [ Upstream commit 99d92eaca5d915763b240aae24669f5bf3227ecf ] [Why & How] There's no need to clear GPINT register for DMUB when releasing it from reset. Fix that. Fixes: ac2e555e0a7f ("drm/amd/display: Add DMCUB source files and changes for DCN32/321") Reviewed-by: Leo Li Signed-off-by: Aurabindo Pillai Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c index b0adbf783aae9..9c20516be066c 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c @@ -137,7 +137,6 @@ void dmub_dcn32_reset(struct dmub_srv *dmub) void dmub_dcn32_reset_release(struct dmub_srv *dmub) { - REG_WRITE(DMCUB_GPINT_DATAIN1, 0); REG_UPDATE(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET, 0); REG_WRITE(DMCUB_SCRATCH15, dmub->psp_version & 0x001100FF); REG_UPDATE_2(DMCUB_CNTL, DMCUB_ENABLE, 1, DMCUB_TRACEPORT_EN, 1);