diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0802-drm-amd-display-Consolidate-two-pixels-per-container.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0802-drm-amd-display-Consolidate-two-pixels-per-container.patch | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0802-drm-amd-display-Consolidate-two-pixels-per-container.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0802-drm-amd-display-Consolidate-two-pixels-per-container.patch new file mode 100644 index 00000000..98131f37 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0802-drm-amd-display-Consolidate-two-pixels-per-container.patch @@ -0,0 +1,61 @@ +From 21f75646a6c6bf29ba39d15f4c0c11d9d4243718 Mon Sep 17 00:00:00 2001 +From: Nikola Cornij <nikola.cornij@amd.com> +Date: Thu, 25 Oct 2018 17:02:42 -0400 +Subject: [PATCH 0802/2940] drm/amd/display: Consolidate + two-pixels-per-container check + +[why] +The condition to check for two pixels per containter has become rather +long and is used in number of places. + +[how] +Move the check to a helper function. + +Signed-off-by: Nikola Cornij <nikola.cornij@amd.com> +Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com> +Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c | 9 +++++++-- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h | 2 ++ + 2 files changed, 9 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c +index 7d1f66797cb3..7c76f4016ba8 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c +@@ -335,9 +335,8 @@ void optc1_program_timing( + /* Enable stereo - only when we need to pack 3D frame. Other types + * of stereo handled in explicit call + */ +- h_div_2 = (dc_crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) ? +- 1 : 0; + ++ h_div_2 = optc1_is_two_pixels_per_containter(&patched_crtc_timing); + REG_UPDATE(OTG_H_TIMING_CNTL, + OTG_H_TIMING_DIV_BY2, h_div_2); + +@@ -1422,3 +1421,9 @@ void dcn10_timing_generator_init(struct optc *optc1) + optc1->min_h_sync_width = 8; + optc1->min_v_sync_width = 1; + } ++ ++bool optc1_is_two_pixels_per_containter(const struct dc_crtc_timing *timing) ++{ ++ return timing->pixel_encoding == PIXEL_ENCODING_YCBCR420; ++} ++ +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h +index c1b114209fe8..8bacf0b6e27e 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h +@@ -565,4 +565,6 @@ bool optc1_configure_crc(struct timing_generator *optc, + bool optc1_get_crc(struct timing_generator *optc, + uint32_t *r_cr, uint32_t *g_y, uint32_t *b_cb); + ++bool optc1_is_two_pixels_per_containter(const struct dc_crtc_timing *timing); ++ + #endif /* __DC_TIMING_GENERATOR_DCN10_H__ */ +-- +2.17.1 + |