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20ea6adbf1
Build system: x86_64 Build-tested: bcm2708, bcm2709, bcm2710, bcm2711 Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B Signed-off-by: Marty Jones <mj8263788@gmail.com> Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
166 lines
5.7 KiB
Diff
166 lines
5.7 KiB
Diff
From 9f4f8d9e78dc7fbffba47dea9beb8cadd60fbc8c Mon Sep 17 00:00:00 2001
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From: Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>
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Date: Thu, 15 Jul 2021 01:08:11 +0200
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Subject: [PATCH] drm/vc4: Make VEC progressive modes readily
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accessible
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Add predefined modelines for the 240p (NTSC) and 288p (PAL) progressive
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modes, and report them through vc4_vec_connector_get_modes().
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Signed-off-by: Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>
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---
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drivers/gpu/drm/vc4/vc4_vec.c | 73 ++++++++++++++++++++++++++---------
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1 file changed, 55 insertions(+), 18 deletions(-)
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--- a/drivers/gpu/drm/vc4/vc4_vec.c
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+++ b/drivers/gpu/drm/vc4/vc4_vec.c
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@@ -245,7 +245,8 @@ enum vc4_vec_tv_mode_id {
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};
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struct vc4_vec_tv_mode {
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- const struct drm_display_mode *mode;
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+ const struct drm_display_mode *interlaced_mode;
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+ const struct drm_display_mode *progressive_mode;
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u32 config0;
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u32 config1;
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u32 custom_freq;
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@@ -279,61 +280,81 @@ static const struct debugfs_reg32 vec_re
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};
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static const struct drm_display_mode drm_mode_480i = {
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- DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 13500,
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+ DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500,
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720, 720 + 14, 720 + 14 + 64, 720 + 14 + 64 + 60, 0,
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480, 480 + 7, 480 + 7 + 6, 525, 0,
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DRM_MODE_FLAG_INTERLACE)
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};
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+static const struct drm_display_mode drm_mode_240p = {
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+ DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500,
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+ 720, 720 + 14, 720 + 14 + 64, 720 + 14 + 64 + 60, 0,
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+ 240, 240 + 3, 240 + 3 + 3, 262, 0, 0)
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+};
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+
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static const struct drm_display_mode drm_mode_576i = {
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- DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 13500,
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+ DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500,
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720, 720 + 20, 720 + 20 + 64, 720 + 20 + 64 + 60, 0,
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576, 576 + 4, 576 + 4 + 6, 625, 0,
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DRM_MODE_FLAG_INTERLACE)
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};
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+static const struct drm_display_mode drm_mode_288p = {
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+ DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500,
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+ 720, 720 + 20, 720 + 20 + 64, 720 + 20 + 64 + 60, 0,
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+ 288, 288 + 2, 288 + 2 + 3, 312, 0, 0)
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+};
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+
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static const struct vc4_vec_tv_mode vc4_vec_tv_modes[] = {
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[VC4_VEC_TV_MODE_NTSC] = {
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- .mode = &drm_mode_480i,
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+ .interlaced_mode = &drm_mode_480i,
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+ .progressive_mode = &drm_mode_240p,
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.config0 = VEC_CONFIG0_NTSC_STD | VEC_CONFIG0_PDEN,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS,
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},
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[VC4_VEC_TV_MODE_NTSC_J] = {
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- .mode = &drm_mode_480i,
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+ .interlaced_mode = &drm_mode_480i,
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+ .progressive_mode = &drm_mode_240p,
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.config0 = VEC_CONFIG0_NTSC_STD,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS,
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},
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[VC4_VEC_TV_MODE_NTSC_443] = {
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/* NTSC with PAL chroma frequency */
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- .mode = &drm_mode_480i,
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+ .interlaced_mode = &drm_mode_480i,
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+ .progressive_mode = &drm_mode_240p,
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.config0 = VEC_CONFIG0_NTSC_STD,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS | VEC_CONFIG1_CUSTOM_FREQ,
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.custom_freq = 0x2a098acb,
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},
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[VC4_VEC_TV_MODE_PAL] = {
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- .mode = &drm_mode_576i,
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+ .interlaced_mode = &drm_mode_576i,
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+ .progressive_mode = &drm_mode_288p,
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.config0 = VEC_CONFIG0_PAL_BDGHI_STD,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS,
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},
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[VC4_VEC_TV_MODE_PAL_M] = {
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- .mode = &drm_mode_480i,
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+ .interlaced_mode = &drm_mode_480i,
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+ .progressive_mode = &drm_mode_240p,
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.config0 = VEC_CONFIG0_PAL_M_STD,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS,
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},
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[VC4_VEC_TV_MODE_PAL_N] = {
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- .mode = &drm_mode_576i,
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+ .interlaced_mode = &drm_mode_576i,
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+ .progressive_mode = &drm_mode_288p,
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.config0 = VEC_CONFIG0_PAL_N_STD,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS,
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},
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[VC4_VEC_TV_MODE_PAL60] = {
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/* PAL-M with chroma frequency of regular PAL */
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- .mode = &drm_mode_480i,
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+ .interlaced_mode = &drm_mode_480i,
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+ .progressive_mode = &drm_mode_240p,
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.config0 = VEC_CONFIG0_PAL_M_STD,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS | VEC_CONFIG1_CUSTOM_FREQ,
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.custom_freq = 0x2a098acb,
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},
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[VC4_VEC_TV_MODE_SECAM] = {
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- .mode = &drm_mode_576i,
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+ .interlaced_mode = &drm_mode_576i,
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+ .progressive_mode = &drm_mode_288p,
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.config0 = VEC_CONFIG0_SECAM_STD,
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.config1 = VEC_CONFIG1_C_CVBS_CVBS,
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.custom_freq = 0x29c71c72,
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@@ -393,16 +414,32 @@ static void vc4_vec_connector_destroy(st
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static int vc4_vec_connector_get_modes(struct drm_connector *connector)
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{
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struct drm_connector_state *state = connector->state;
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- struct drm_display_mode *mode;
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+ struct drm_display_mode *interlaced_mode, *progressive_mode;
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- mode = drm_mode_duplicate(connector->dev,
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- vc4_vec_tv_modes[state->tv.mode].mode);
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- if (!mode) {
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+ interlaced_mode =
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+ drm_mode_duplicate(connector->dev,
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+ vc4_vec_tv_modes[state->tv.mode].interlaced_mode);
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+ progressive_mode =
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+ drm_mode_duplicate(connector->dev,
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+ vc4_vec_tv_modes[state->tv.mode].progressive_mode);
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+ if (!interlaced_mode || !progressive_mode) {
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DRM_ERROR("Failed to create a new display mode\n");
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+ drm_mode_destroy(connector->dev, interlaced_mode);
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+ drm_mode_destroy(connector->dev, progressive_mode);
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return -ENOMEM;
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}
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- drm_mode_probed_add(connector, mode);
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+ if (connector->cmdline_mode.specified &&
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+ connector->cmdline_mode.refresh_specified &&
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+ !connector->cmdline_mode.interlace)
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+ /* progressive mode set at boot, let's make it preferred */
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+ progressive_mode->type |= DRM_MODE_TYPE_PREFERRED;
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+ else
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+ /* otherwise, interlaced mode is preferred */
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+ interlaced_mode->type |= DRM_MODE_TYPE_PREFERRED;
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+
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+ drm_mode_probed_add(connector, interlaced_mode);
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+ drm_mode_probed_add(connector, progressive_mode);
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return 1;
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}
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@@ -583,7 +620,7 @@ static int vc4_vec_encoder_atomic_check(
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struct drm_connector_state *conn_state)
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{
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const struct drm_display_mode *reference_mode =
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- vc4_vec_tv_modes[conn_state->tv.mode].mode;
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+ vc4_vec_tv_modes[conn_state->tv.mode].interlaced_mode;
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if (crtc_state->adjusted_mode.crtc_clock != reference_mode->clock ||
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crtc_state->adjusted_mode.crtc_htotal != reference_mode->htotal ||
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