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authorLucas Stach <l.stach@pengutronix.de>2017-11-10 17:10:01 +0100
committerPhilipp Zabel <p.zabel@pengutronix.de>2017-12-19 12:49:11 +0100
commit37aca51b08ca48df4212cbb2137197d4737b8585 (patch)
treed4809cfd9077273111ea2dd6a57fa1662dee7c73 /drivers/gpu/drm/imx
parent9222f768f7b09fea4f12914b376ec975ef758a60 (diff)
downloadlinux-37aca51b08ca48df4212cbb2137197d4737b8585.tar.bz2
drm/imx: advertise supported plane format modifiers
Let userspace know about the supported modifiers, to make automatic selection of a proper modifier possible. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/drm/imx')
-rw-r--r--drivers/gpu/drm/imx/ipuv3-plane.c35
1 files changed, 34 insertions, 1 deletions
diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c
index 32a6debf7107..849f4bde2a1a 100644
--- a/drivers/gpu/drm/imx/ipuv3-plane.c
+++ b/drivers/gpu/drm/imx/ipuv3-plane.c
@@ -77,6 +77,18 @@ static const uint32_t ipu_plane_formats[] = {
DRM_FORMAT_BGRX8888_A8,
};
+static const uint64_t ipu_format_modifiers[] = {
+ DRM_FORMAT_MOD_LINEAR,
+ DRM_FORMAT_MOD_INVALID
+};
+
+static const uint64_t pre_format_modifiers[] = {
+ DRM_FORMAT_MOD_LINEAR,
+ DRM_FORMAT_MOD_VIVANTE_TILED,
+ DRM_FORMAT_MOD_VIVANTE_SUPER_TILED,
+ DRM_FORMAT_MOD_INVALID
+};
+
int ipu_plane_irq(struct ipu_plane *ipu_plane)
{
return ipu_idmac_channel_irq(ipu_plane->ipu, ipu_plane->ipu_ch,
@@ -303,6 +315,22 @@ void ipu_plane_destroy_state(struct drm_plane *plane,
kfree(ipu_state);
}
+static bool ipu_plane_format_mod_supported(struct drm_plane *plane,
+ uint32_t format, uint64_t modifier)
+{
+ struct ipu_soc *ipu = to_ipu_plane(plane)->ipu;
+
+ /* linear is supported for all planes and formats */
+ if (modifier == DRM_FORMAT_MOD_LINEAR)
+ return true;
+
+ /* without a PRG there are no supported modifiers */
+ if (!ipu_prg_present(ipu))
+ return false;
+
+ return ipu_prg_format_supported(ipu, format, modifier);
+}
+
static const struct drm_plane_funcs ipu_plane_funcs = {
.update_plane = drm_atomic_helper_update_plane,
.disable_plane = drm_atomic_helper_disable_plane,
@@ -310,6 +338,7 @@ static const struct drm_plane_funcs ipu_plane_funcs = {
.reset = ipu_plane_state_reset,
.atomic_duplicate_state = ipu_plane_duplicate_state,
.atomic_destroy_state = ipu_plane_destroy_state,
+ .format_mod_supported = ipu_plane_format_mod_supported,
};
static int ipu_plane_atomic_check(struct drm_plane *plane,
@@ -784,6 +813,7 @@ struct ipu_plane *ipu_plane_init(struct drm_device *dev, struct ipu_soc *ipu,
enum drm_plane_type type)
{
struct ipu_plane *ipu_plane;
+ const uint64_t *modifiers = ipu_format_modifiers;
int ret;
DRM_DEBUG_KMS("channel %d, dp flow %d, possible_crtcs=0x%x\n",
@@ -799,10 +829,13 @@ struct ipu_plane *ipu_plane_init(struct drm_device *dev, struct ipu_soc *ipu,
ipu_plane->dma = dma;
ipu_plane->dp_flow = dp;
+ if (ipu_prg_present(ipu))
+ modifiers = pre_format_modifiers;
+
ret = drm_universal_plane_init(dev, &ipu_plane->base, possible_crtcs,
&ipu_plane_funcs, ipu_plane_formats,
ARRAY_SIZE(ipu_plane_formats),
- NULL, type, NULL);
+ modifiers, type, NULL);
if (ret) {
DRM_ERROR("failed to initialize plane\n");
kfree(ipu_plane);