mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-02 06:17:26 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/i915: Remove pointless register read

Browse Source 
We just wrote the EDP transcoder's VTOTAL register a few lines
earlier, so instead of reading it back out again let's just
generate the same value for the transocder B/C register.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230213225258.2127-13-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä
2023-02-14 00:52:58 +02:00
parent 1552dd6ef9
commit 9548fefcaf
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/i915/display/intel_display.c
View File

@@ -2794,8 +2794,8 @@ static void intel_set_transcoder_timings(const struct intel_crtc_state *crtc_sta
if (IS_HASWELL(dev_priv) && cpu_transcoder == TRANSCODER_EDP &&
(pipe == PIPE_B || pipe == PIPE_C))
intel_de_write(dev_priv, TRANS_VTOTAL(pipe),
intel_de_read(dev_priv, TRANS_VTOTAL(cpu_transcoder)));
VACTIVE(crtc_vdisplay - 1) |
VTOTAL(crtc_vtotal - 1));
}
static void intel_set_pipe_src_size(const struct intel_crtc_state *crtc_state)