diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0255-drm-amd-display-sometime-VtotalMin-less-than-VTotal-.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0255-drm-amd-display-sometime-VtotalMin-less-than-VTotal-.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0255-drm-amd-display-sometime-VtotalMin-less-than-VTotal-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0255-drm-amd-display-sometime-VtotalMin-less-than-VTotal-.patch new file mode 100644 index 00000000..29461e57 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0255-drm-amd-display-sometime-VtotalMin-less-than-VTotal-.patch @@ -0,0 +1,47 @@ +From 29be0ac5310f933e19b3a1a4cf98d6a9726b64c9 Mon Sep 17 00:00:00 2001 +From: Charlene Liu <charlene.liu@amd.com> +Date: Wed, 1 Mar 2017 18:20:58 -0500 +Subject: [PATCH 0255/4131] drm/amd/display: sometime VtotalMin less than + VTotal (rounding issue) + +Signed-off-by: Charlene Liu <charlene.liu@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +Reviewed-by: Jordan Lazare <Jordan.Lazare@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/modules/freesync/freesync.c | 12 ++++++------ + 1 file changed, 6 insertions(+), 6 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c +index 2026ef3..7a0731e 100644 +--- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c ++++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c +@@ -905,7 +905,6 @@ void mod_freesync_notify_mode_change(struct mod_freesync *mod_freesync, + core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); + + for (stream_index = 0; stream_index < num_streams; stream_index++) { +- + map_index = map_index_from_stream(core_freesync, + streams[stream_index]); + +@@ -913,11 +912,12 @@ void mod_freesync_notify_mode_change(struct mod_freesync *mod_freesync, + + if (core_freesync->map[map_index].caps->supported) { + /* Update the field rate for new timing */ +- state->nominal_refresh_rate_in_micro_hz = 1000000 * +- div64_u64(div64_u64((streams[stream_index]-> +- timing.pix_clk_khz * 1000), +- streams[stream_index]->timing.v_total), +- streams[stream_index]->timing.h_total); ++ unsigned long long temp; ++ temp = streams[stream_index]->timing.pix_clk_khz; ++ temp *= 1000ULL * 1000ULL * 1000ULL; ++ temp = div_u64(temp, streams[stream_index]->timing.h_total); ++ temp = div_u64(temp, streams[stream_index]->timing.v_total); ++ state->nominal_refresh_rate_in_micro_hz = (unsigned int) temp; + + /* Update the stream */ + update_stream(core_freesync, streams[stream_index]); +-- +2.7.4 + |