[Intel-gfx] [PATCH] drm/i915: sprite support for ValleyView v4
Daniel Vetter
daniel at ffwll.ch
Tue Apr 2 21:08:00 CEST 2013
On Tue, Apr 02, 2013 at 11:22:20AM -0700, Jesse Barnes wrote:
> No constant alpha yet though, that needs a new ioctl and/or property to
> get/set.
>
> v2: use drm_plane_format_cpp (Ville)
> fix up vlv_disable_plane, remove IVB bits (Ville)
> remove error path rework (Ville)
> fix component order confusion (Ville)
> clean up platform init (Ville)
> use compute_offset_xtiled (Ville)
> v3: fix up more format confusion (Ville)
> update to new page offset function (Ville)
> v4: remove incorrect formats from framebuffer_init (Ville)
>
> Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
Ok, I've slurped in a few more patches and droped comments on a few
others. For the not-merged, not-commented-on ones I simply think someone
should grab vlv docs or hw and cross-check.
Cheers, Daniel
> ---
> drivers/gpu/drm/i915/i915_dma.c | 4 +
> drivers/gpu/drm/i915/i915_drv.h | 1 +
> drivers/gpu/drm/i915/i915_reg.h | 57 +++++++++
> drivers/gpu/drm/i915/intel_display.c | 11 +-
> drivers/gpu/drm/i915/intel_drv.h | 3 +-
> drivers/gpu/drm/i915/intel_sprite.c | 213 ++++++++++++++++++++++++++++++++--
> 6 files changed, 275 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
> index ebcfe2e..4be58e3 100644
> --- a/drivers/gpu/drm/i915/i915_dma.c
> +++ b/drivers/gpu/drm/i915/i915_dma.c
> @@ -1630,6 +1630,10 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
> mutex_init(&dev_priv->rps.hw_lock);
> mutex_init(&dev_priv->modeset_restore_lock);
>
> + dev_priv->num_plane = 1;
> + if (IS_VALLEYVIEW(dev))
> + dev_priv->num_plane = 2;
> +
> ret = drm_vblank_init(dev, INTEL_INFO(dev)->num_pipes);
> if (ret)
> goto out_gem_unload;
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 1657d873..2832cdb 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -914,6 +914,7 @@ typedef struct drm_i915_private {
> bool enable_hotplug_processing;
>
> int num_pch_pll;
> + int num_plane;
>
> unsigned long cfb_size;
> unsigned int cfb_fb;
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index bceca11..d0f7cb9 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -3261,6 +3261,63 @@
> #define SPRGAMC(pipe) _PIPE(pipe, _SPRA_GAMC, _SPRB_GAMC)
> #define SPRSURFLIVE(pipe) _PIPE(pipe, _SPRA_SURFLIVE, _SPRB_SURFLIVE)
>
> +#define _SPACNTR 0x72180
> +#define SP_ENABLE (1<<31)
> +#define SP_GEAMMA_ENABLE (1<<30)
> +#define SP_PIXFORMAT_MASK (0xf<<26)
> +#define SP_FORMAT_YUV422 (0<<26)
> +#define SP_FORMAT_BGR565 (5<<26)
> +#define SP_FORMAT_BGRX8888 (6<<26)
> +#define SP_FORMAT_BGRA8888 (7<<26)
> +#define SP_FORMAT_RGBX1010102 (8<<26)
> +#define SP_FORMAT_RGBA1010102 (9<<26)
> +#define SP_FORMAT_RGBX8888 (0xe<<26)
> +#define SP_FORMAT_RGBA8888 (0xf<<26)
> +#define SP_SOURCE_KEY (1<<22)
> +#define SP_YUV_BYTE_ORDER_MASK (3<<16)
> +#define SP_YUV_ORDER_YUYV (0<<16)
> +#define SP_YUV_ORDER_UYVY (1<<16)
> +#define SP_YUV_ORDER_YVYU (2<<16)
> +#define SP_YUV_ORDER_VYUY (3<<16)
> +#define SP_TILED (1<<10)
> +#define _SPALINOFF 0x72184
> +#define _SPASTRIDE 0x72188
> +#define _SPAPOS 0x7218c
> +#define _SPASIZE 0x72190
> +#define _SPAKEYMINVAL 0x72194
> +#define _SPAKEYMSK 0x72198
> +#define _SPASURF 0x7219c
> +#define _SPAKEYMAXVAL 0x721a0
> +#define _SPATILEOFF 0x721a4
> +#define _SPACONSTALPHA 0x721a8
> +#define _SPAGAMC 0x721f4
> +
> +#define _SPBCNTR 0x72280
> +#define _SPBLINOFF 0x72284
> +#define _SPBSTRIDE 0x72288
> +#define _SPBPOS 0x7228c
> +#define _SPBSIZE 0x72290
> +#define _SPBKEYMINVAL 0x72294
> +#define _SPBKEYMSK 0x72298
> +#define _SPBSURF 0x7229c
> +#define _SPBKEYMAXVAL 0x722a0
> +#define _SPBTILEOFF 0x722a4
> +#define _SPBCONSTALPHA 0x722a8
> +#define _SPBGAMC 0x722f4
> +
> +#define SPCNTR(pipe, plane) _PIPE(pipe * 2 + plane, _SPACNTR, _SPBCNTR)
> +#define SPLINOFF(pipe, plane) _PIPE(pipe * 2 + plane, _SPALINOFF, _SPBLINOFF)
> +#define SPSTRIDE(pipe, plane) _PIPE(pipe * 2 + plane, _SPASTRIDE, _SPBSTRIDE)
> +#define SPPOS(pipe, plane) _PIPE(pipe * 2 + plane, _SPAPOS, _SPBPOS)
> +#define SPSIZE(pipe, plane) _PIPE(pipe * 2 + plane, _SPASIZE, _SPBSIZE)
> +#define SPKEYMINVAL(pipe, plane) _PIPE(pipe * 2 + plane, _SPAKEYMINVAL, _SPBKEYMINVAL)
> +#define SPKEYMSK(pipe, plane) _PIPE(pipe * 2 + plane, _SPAKEYMSK, _SPBKEYMSK)
> +#define SPSURF(pipe, plane) _PIPE(pipe * 2 + plane, _SPASURF, _SPBSURF)
> +#define SPKEYMAXVAL(pipe, plane) _PIPE(pipe * 2 + plane, _SPAKEYMAXVAL, _SPBKEYMAXVAL)
> +#define SPTILEOFF(pipe, plane) _PIPE(pipe * 2 + plane, _SPATILEOFF, _SPBTILEOFF)
> +#define SPCONSTALPHA(pipe, plane) _PIPE(pipe * 2 + plane, _SPACONSTALPHA, _SPBCONSTALPHA)
> +#define SPGAMC(pipe, plane) _PIPE(pipe * 2 + plane, _SPAGAMC, _SPBGAMC)
> +
> /* VBIOS regs */
> #define VGACNTRL 0x71400
> # define VGA_DISP_DISABLE (1 << 31)
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 7307974..afea89d 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -8855,7 +8855,7 @@ void intel_modeset_init_hw(struct drm_device *dev)
> void intel_modeset_init(struct drm_device *dev)
> {
> struct drm_i915_private *dev_priv = dev->dev_private;
> - int i, ret;
> + int i, j, ret;
>
> drm_mode_config_init(dev);
>
> @@ -8891,9 +8891,12 @@ void intel_modeset_init(struct drm_device *dev)
>
> for (i = 0; i < INTEL_INFO(dev)->num_pipes; i++) {
> intel_crtc_init(dev, i);
> - ret = intel_plane_init(dev, i);
> - if (ret)
> - DRM_DEBUG_KMS("plane %d init failed: %d\n", i, ret);
> + for (j = 0; j < dev_priv->num_plane; j++) {
> + ret = intel_plane_init(dev, i, j);
> + if (ret)
> + DRM_DEBUG_KMS("pipe %d plane %d init failed: %d\n",
> + i, j, ret);
> + }
> }
>
> intel_cpu_pll_init(dev);
> diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> index 599e978..8940741 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -242,6 +242,7 @@ struct intel_crtc {
>
> struct intel_plane {
> struct drm_plane base;
> + int plane;
> enum pipe pipe;
> struct drm_i915_gem_object *obj;
> bool can_scale;
> @@ -488,7 +489,7 @@ extern void intel_edp_link_config(struct intel_encoder *, int *, int *);
> extern int intel_edp_target_clock(struct intel_encoder *,
> struct drm_display_mode *mode);
> extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder);
> -extern int intel_plane_init(struct drm_device *dev, enum pipe pipe);
> +extern int intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane);
> extern void intel_flush_display_plane(struct drm_i915_private *dev_priv,
> enum plane plane);
>
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
> index 1b6eb76..2699026 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -37,6 +37,174 @@
> #include "i915_drv.h"
>
> static void
> +vlv_update_plane(struct drm_plane *dplane, struct drm_framebuffer *fb,
> + struct drm_i915_gem_object *obj, int crtc_x, int crtc_y,
> + unsigned int crtc_w, unsigned int crtc_h,
> + uint32_t x, uint32_t y,
> + uint32_t src_w, uint32_t src_h)
> +{
> + struct drm_device *dev = dplane->dev;
> + struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_plane *intel_plane = to_intel_plane(dplane);
> + int pipe = intel_plane->pipe;
> + int plane = intel_plane->plane;
> + u32 sprctl;
> + unsigned long sprsurf_offset, linear_offset;
> + int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
> +
> + sprctl = I915_READ(SPCNTR(pipe, plane));
> +
> + /* Mask out pixel format bits in case we change it */
> + sprctl &= ~SP_PIXFORMAT_MASK;
> + sprctl &= ~SP_YUV_BYTE_ORDER_MASK;
> + sprctl &= ~SP_TILED;
> +
> + switch (fb->pixel_format) {
> + case DRM_FORMAT_YUYV:
> + sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_YUYV;
> + break;
> + case DRM_FORMAT_YVYU:
> + sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_YVYU;
> + break;
> + case DRM_FORMAT_UYVY:
> + sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_UYVY;
> + break;
> + case DRM_FORMAT_VYUY:
> + sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_VYUY;
> + break;
> + case DRM_FORMAT_RGB565:
> + sprctl |= SP_FORMAT_BGR565;
> + break;
> + case DRM_FORMAT_XRGB8888:
> + sprctl |= SP_FORMAT_BGRX8888;
> + break;
> + case DRM_FORMAT_ARGB8888:
> + sprctl |= SP_FORMAT_BGRA8888;
> + break;
> + case DRM_FORMAT_XBGR2101010:
> + sprctl |= SP_FORMAT_RGBX1010102;
> + break;
> + case DRM_FORMAT_ABGR2101010:
> + sprctl |= SP_FORMAT_RGBA1010102;
> + break;
> + case DRM_FORMAT_XBGR8888:
> + sprctl |= SP_FORMAT_RGBX8888;
> + break;
> + case DRM_FORMAT_ABGR8888:
> + sprctl |= SP_FORMAT_RGBA8888;
> + break;
> + default:
> + /*
> + * If we get here one of the upper layers failed to filter
> + * out the unsupported plane formats
> + */
> + BUG();
> + break;
> + }
> +
> + if (obj->tiling_mode != I915_TILING_NONE)
> + sprctl |= SP_TILED;
> +
> + sprctl |= SP_ENABLE;
> +
> + /* Sizes are 0 based */
> + src_w--;
> + src_h--;
> + crtc_w--;
> + crtc_h--;
> +
> + intel_update_sprite_watermarks(dev, pipe, crtc_w, pixel_size);
> +
> + I915_WRITE(SPSTRIDE(pipe, plane), fb->pitches[0]);
> + I915_WRITE(SPPOS(pipe, plane), (crtc_y << 16) | crtc_x);
> +
> + linear_offset = y * fb->pitches[0] + x * pixel_size;
> + sprsurf_offset = intel_gen4_compute_page_offset(&x, &y,
> + obj->tiling_mode,
> + pixel_size,
> + fb->pitches[0]);
> + linear_offset -= sprsurf_offset;
> +
> + if (obj->tiling_mode != I915_TILING_NONE)
> + I915_WRITE(SPTILEOFF(pipe, plane), (y << 16) | x);
> + else
> + I915_WRITE(SPLINOFF(pipe, plane), linear_offset);
> +
> + I915_WRITE(SPSIZE(pipe, plane), (crtc_h << 16) | crtc_w);
> + I915_WRITE(SPCNTR(pipe, plane), sprctl);
> + I915_MODIFY_DISPBASE(SPSURF(pipe, plane), obj->gtt_offset +
> + sprsurf_offset);
> + POSTING_READ(SPSURF(pipe, plane));
> +}
> +
> +static void
> +vlv_disable_plane(struct drm_plane *dplane)
> +{
> + struct drm_device *dev = dplane->dev;
> + struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_plane *intel_plane = to_intel_plane(dplane);
> + int pipe = intel_plane->pipe;
> + int plane = intel_plane->plane;
> +
> + I915_WRITE(SPCNTR(pipe, plane), I915_READ(SPCNTR(pipe, plane)) &
> + ~SP_ENABLE);
> + /* Activate double buffered register update */
> + I915_MODIFY_DISPBASE(SPSURF(pipe, plane), 0);
> + POSTING_READ(SPSURF(pipe, plane));
> +}
> +
> +static int
> +vlv_update_colorkey(struct drm_plane *dplane,
> + struct drm_intel_sprite_colorkey *key)
> +{
> + struct drm_device *dev = dplane->dev;
> + struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_plane *intel_plane = to_intel_plane(dplane);
> + int pipe = intel_plane->pipe;
> + int plane = intel_plane->plane;
> + u32 sprctl;
> +
> + if (key->flags & I915_SET_COLORKEY_DESTINATION)
> + return -EINVAL;
> +
> + I915_WRITE(SPKEYMINVAL(pipe, plane), key->min_value);
> + I915_WRITE(SPKEYMAXVAL(pipe, plane), key->max_value);
> + I915_WRITE(SPKEYMSK(pipe, plane), key->channel_mask);
> +
> + sprctl = I915_READ(SPCNTR(pipe, plane));
> + sprctl &= ~SP_SOURCE_KEY;
> + if (key->flags & I915_SET_COLORKEY_SOURCE)
> + sprctl |= SP_SOURCE_KEY;
> + I915_WRITE(SPCNTR(pipe, plane), sprctl);
> +
> + POSTING_READ(SPKEYMSK(pipe, plane));
> +
> + return 0;
> +}
> +
> +static void
> +vlv_get_colorkey(struct drm_plane *dplane,
> + struct drm_intel_sprite_colorkey *key)
> +{
> + struct drm_device *dev = dplane->dev;
> + struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_plane *intel_plane = to_intel_plane(dplane);
> + int pipe = intel_plane->pipe;
> + int plane = intel_plane->plane;
> + u32 sprctl;
> +
> + key->min_value = I915_READ(SPKEYMINVAL(pipe, plane));
> + key->max_value = I915_READ(SPKEYMAXVAL(pipe, plane));
> + key->channel_mask = I915_READ(SPKEYMSK(pipe, plane));
> +
> + sprctl = I915_READ(SPCNTR(pipe, plane));
> + if (sprctl & SP_SOURCE_KEY)
> + key->flags = I915_SET_COLORKEY_SOURCE;
> + else
> + key->flags = I915_SET_COLORKEY_NONE;
> +}
> +
> +static void
> ivb_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
> struct drm_i915_gem_object *obj, int crtc_x, int crtc_y,
> unsigned int crtc_w, unsigned int crtc_h,
> @@ -670,8 +838,22 @@ static uint32_t snb_plane_formats[] = {
> DRM_FORMAT_VYUY,
> };
>
> +static uint32_t vlv_plane_formats[] = {
> + DRM_FORMAT_RGB565,
> + DRM_FORMAT_ABGR8888,
> + DRM_FORMAT_ARGB8888,
> + DRM_FORMAT_XBGR8888,
> + DRM_FORMAT_XRGB8888,
> + DRM_FORMAT_XBGR2101010,
> + DRM_FORMAT_ABGR2101010,
> + DRM_FORMAT_YUYV,
> + DRM_FORMAT_YVYU,
> + DRM_FORMAT_UYVY,
> + DRM_FORMAT_VYUY,
> +};
> +
> int
> -intel_plane_init(struct drm_device *dev, enum pipe pipe)
> +intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane)
> {
> struct intel_plane *intel_plane;
> unsigned long possible_crtcs;
> @@ -710,14 +892,26 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe)
> intel_plane->can_scale = false;
> else
> intel_plane->can_scale = true;
> - intel_plane->max_downscale = 2;
> - intel_plane->update_plane = ivb_update_plane;
> - intel_plane->disable_plane = ivb_disable_plane;
> - intel_plane->update_colorkey = ivb_update_colorkey;
> - intel_plane->get_colorkey = ivb_get_colorkey;
> -
> - plane_formats = snb_plane_formats;
> - num_plane_formats = ARRAY_SIZE(snb_plane_formats);
> +
> + if (IS_VALLEYVIEW(dev)) {
> + intel_plane->max_downscale = 1;
> + intel_plane->update_plane = vlv_update_plane;
> + intel_plane->disable_plane = vlv_disable_plane;
> + intel_plane->update_colorkey = vlv_update_colorkey;
> + intel_plane->get_colorkey = vlv_get_colorkey;
> +
> + plane_formats = vlv_plane_formats;
> + num_plane_formats = ARRAY_SIZE(vlv_plane_formats);
> + } else {
> + intel_plane->max_downscale = 2;
> + intel_plane->update_plane = ivb_update_plane;
> + intel_plane->disable_plane = ivb_disable_plane;
> + intel_plane->update_colorkey = ivb_update_colorkey;
> + intel_plane->get_colorkey = ivb_get_colorkey;
> +
> + plane_formats = snb_plane_formats;
> + num_plane_formats = ARRAY_SIZE(snb_plane_formats);
> + }
> break;
>
> default:
> @@ -726,6 +920,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe)
> }
>
> intel_plane->pipe = pipe;
> + intel_plane->plane = plane;
> possible_crtcs = (1 << pipe);
> ret = drm_plane_init(dev, &intel_plane->base, possible_crtcs,
> &intel_plane_funcs,
> --
> 1.7.10.4
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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