From: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
To: jani.nikula@linux.intel.com, daniel@ffwll.ch,
intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
ville.syrjala@linux.intel.com, airlied@linux.ie,
maarten.lankhorst@linux.intel.com, tzimmermann@suse.de,
mripard@kernel.org, mihail.atanassov@arm.com,
"Joonas Lahtinen" <joonas.lahtinen@linux.intel.com>,
"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
"Chris Wilson" <chris@chris-wilson.co.uk>,
"José Roberto de Souza" <jose.souza@intel.com>,
"Juha-Pekka Heikkila" <juhapekka.heikkila@gmail.com>
Cc: pankaj.laxminarayan.bharadiya@intel.com,
ankit.k.nautiyal@intel.com, linux-kernel@vger.kernel.org
Subject: [RFC][PATCH 3/5] drm/i915: Enable scaling filter for plane and pipe
Date: Tue, 25 Feb 2020 12:35:43 +0530 [thread overview]
Message-ID: <20200225070545.4482-4-pankaj.laxminarayan.bharadiya@intel.com> (raw)
In-Reply-To: <20200225070545.4482-1-pankaj.laxminarayan.bharadiya@intel.com>
Attach scaling filter property for crtc and plane and program the
scaler control register for the selected filter type.
This is preparatory patch to enable Nearest-neighbor integer scaling.
Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 17 +++++++++++++++--
drivers/gpu/drm/i915/display/intel_sprite.c | 12 +++++++++++-
drivers/gpu/drm/i915/i915_reg.h | 1 +
3 files changed, 27 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 3031e64ee518..b5903ef3c5a0 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -6242,6 +6242,8 @@ static void skl_pfit_enable(const struct intel_crtc_state *crtc_state)
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum pipe pipe = crtc->pipe;
+ const struct drm_crtc_state *state = &crtc_state->uapi;
+ u32 scaling_filter = PS_FILTER_MEDIUM;
const struct intel_crtc_scaler_state *scaler_state =
&crtc_state->scaler_state;
@@ -6258,6 +6260,11 @@ static void skl_pfit_enable(const struct intel_crtc_state *crtc_state)
pfit_w = (crtc_state->pch_pfit.size >> 16) & 0xFFFF;
pfit_h = crtc_state->pch_pfit.size & 0xFFFF;
+ if (state->scaling_filter ==
+ DRM_SCALING_FILTER_NEAREST_NEIGHBOR) {
+ scaling_filter = PS_FILTER_PROGRAMMED;
+ }
+
hscale = (crtc_state->pipe_src_w << 16) / pfit_w;
vscale = (crtc_state->pipe_src_h << 16) / pfit_h;
@@ -6268,8 +6275,10 @@ static void skl_pfit_enable(const struct intel_crtc_state *crtc_state)
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
- intel_de_write_fw(dev_priv, SKL_PS_CTRL(pipe, id), PS_SCALER_EN |
- PS_FILTER_MEDIUM | scaler_state->scalers[id].mode);
+ intel_de_write_fw(dev_priv, SKL_PS_CTRL(pipe, id),
+ PS_SCALER_EN |
+ scaling_filter |
+ scaler_state->scalers[id].mode);
intel_de_write_fw(dev_priv, SKL_PS_VPHASE(pipe, id),
PS_Y_PHASE(0) | PS_UV_RGB_PHASE(uv_rgb_vphase));
intel_de_write_fw(dev_priv, SKL_PS_HPHASE(pipe, id),
@@ -16695,6 +16704,10 @@ static int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe)
dev_priv->plane_to_crtc_mapping[i9xx_plane] = crtc;
}
+
+ if (INTEL_GEN(dev_priv) >= 11)
+ drm_crtc_enable_scaling_filter(&crtc->base);
+
intel_color_init(crtc);
drm_WARN_ON(&dev_priv->drm, drm_crtc_index(&crtc->base) != crtc->pipe);
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
index 7abeefe8dce5..fd7b31a21723 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
@@ -414,6 +414,12 @@ skl_program_scaler(struct intel_plane *plane,
u16 y_hphase, uv_rgb_hphase;
u16 y_vphase, uv_rgb_vphase;
int hscale, vscale;
+ const struct drm_plane_state *state = &plane_state->uapi;
+ u32 scaling_filter = PS_FILTER_MEDIUM;
+
+ if (state->scaling_filter == DRM_SCALING_FILTER_NEAREST_NEIGHBOR) {
+ scaling_filter = PS_FILTER_PROGRAMMED;
+ }
hscale = drm_rect_calc_hscale(&plane_state->uapi.src,
&plane_state->uapi.dst,
@@ -441,7 +447,8 @@ skl_program_scaler(struct intel_plane *plane,
}
intel_de_write_fw(dev_priv, SKL_PS_CTRL(pipe, scaler_id),
- PS_SCALER_EN | PS_PLANE_SEL(plane->id) | scaler->mode);
+ scaling_filter | PS_SCALER_EN |
+ PS_PLANE_SEL(plane->id) | scaler->mode);
intel_de_write_fw(dev_priv, SKL_PS_VPHASE(pipe, scaler_id),
PS_Y_PHASE(y_vphase) | PS_UV_RGB_PHASE(uv_rgb_vphase));
intel_de_write_fw(dev_priv, SKL_PS_HPHASE(pipe, scaler_id),
@@ -3104,6 +3111,9 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
drm_plane_create_zpos_immutable_property(&plane->base, plane_id);
+ if (INTEL_GEN(dev_priv) >= 11)
+ drm_plane_enable_scaling_filter(&plane->base);
+
drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
return plane;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index f45b5e86ec63..34923b1c284c 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7212,6 +7212,7 @@ enum {
#define PS_PLANE_SEL(plane) (((plane) + 1) << 25)
#define PS_FILTER_MASK (3 << 23)
#define PS_FILTER_MEDIUM (0 << 23)
+#define PS_FILTER_PROGRAMMED (1 << 23)
#define PS_FILTER_EDGE_ENHANCE (2 << 23)
#define PS_FILTER_BILINEAR (3 << 23)
#define PS_VERT3TAP (1 << 21)
--
2.23.0
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2020-02-25 7:16 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-25 7:05 [RFC][PATCH 0/5] Introduce drm scaling filter property Pankaj Bharadiya
2020-02-25 7:05 ` [RFC][PATCH 1/5] drm: Introduce " Pankaj Bharadiya
2020-02-25 9:56 ` Jani Nikula
2020-02-25 10:09 ` Laxminarayan Bharadiya, Pankaj
2020-02-25 11:07 ` Jani Nikula
2020-03-10 16:01 ` Ville Syrjälä
2020-03-16 8:31 ` Daniel Vetter
2020-03-16 15:14 ` Ville Syrjälä
2020-02-25 7:05 ` [RFC][PATCH 2/5] drm/drm-kms.rst: Add Scaling filter property documentation Pankaj Bharadiya
2020-02-25 7:05 ` Pankaj Bharadiya [this message]
2020-03-10 16:05 ` [RFC][PATCH 3/5] drm/i915: Enable scaling filter for plane and pipe Ville Syrjälä
2020-03-12 8:58 ` Laxminarayan Bharadiya, Pankaj
2020-03-12 12:27 ` Ville Syrjälä
2020-02-25 7:05 ` [RFC][PATCH 4/5] drm/i915: Introduce scaling filter related registers and bit fields Pankaj Bharadiya
2020-03-10 16:08 ` Ville Syrjälä
2020-02-25 7:05 ` [RFC][PATCH 5/5] drm/i915/display: Add Nearest-neighbor based integer scaling support Pankaj Bharadiya
2020-02-25 7:29 ` [Intel-gfx] " Daniel Stone
2020-02-28 5:50 ` Laxminarayan Bharadiya, Pankaj
2020-03-10 16:17 ` Ville Syrjälä
2020-03-12 9:13 ` Laxminarayan Bharadiya, Pankaj
2020-03-12 13:54 ` Ville Syrjälä
2020-03-13 8:45 ` Laxminarayan Bharadiya, Pankaj
2020-03-13 19:53 ` Ville Syrjälä
2020-03-12 14:04 ` [RFC][PATCH 0/5] Introduce drm scaling filter property Ville Syrjälä
2020-03-12 15:37 ` Laxminarayan Bharadiya, Pankaj
2020-03-12 16:01 ` Ville Syrjälä
2020-03-13 10:35 ` Pekka Paalanen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200225070545.4482-4-pankaj.laxminarayan.bharadiya@intel.com \
--to=pankaj.laxminarayan.bharadiya@intel.com \
--cc=airlied@linux.ie \
--cc=ankit.k.nautiyal@intel.com \
--cc=chris@chris-wilson.co.uk \
--cc=daniel@ffwll.ch \
--cc=dri-devel@lists.freedesktop.org \
--cc=intel-gfx@lists.freedesktop.org \
--cc=jani.nikula@linux.intel.com \
--cc=joonas.lahtinen@linux.intel.com \
--cc=jose.souza@intel.com \
--cc=juhapekka.heikkila@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=maarten.lankhorst@linux.intel.com \
--cc=mihail.atanassov@arm.com \
--cc=mripard@kernel.org \
--cc=rodrigo.vivi@intel.com \
--cc=tzimmermann@suse.de \
--cc=ville.syrjala@linux.intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).