From 08df6d30c1022e738dd26e732a36f3f7642594d2 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 18 Apr 2023 20:55:18 +0300 Subject: [PATCH] drm/i915: Use REG_BIT() & co for the pre-ilk pfit registers MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Modernize the gmch pfit register definitions using REG_BIT/etc. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20230418175528.13117-6-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 15 ++++---- drivers/gpu/drm/i915/display/intel_overlay.c | 16 +++++---- drivers/gpu/drm/i915/display/intel_panel.c | 8 ++--- drivers/gpu/drm/i915/i915_reg.h | 54 ++++++++++++++-------------- 4 files changed, 48 insertions(+), 45 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 9c017e9..11bf7f7 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2749,6 +2749,7 @@ static void i9xx_get_pfit_config(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; u32 tmp; if (!i9xx_has_pfit(dev_priv)) @@ -2759,13 +2760,13 @@ static void i9xx_get_pfit_config(struct intel_crtc_state *crtc_state) return; /* Check whether the pfit is attached to our pipe. */ - if (DISPLAY_VER(dev_priv) < 4) { - if (crtc->pipe != PIPE_B) - return; - } else { - if ((tmp & PFIT_PIPE_MASK) != (crtc->pipe << PFIT_PIPE_SHIFT)) - return; - } + if (DISPLAY_VER(dev_priv) >= 4) + pipe = REG_FIELD_GET(PFIT_PIPE_MASK, tmp); + else + pipe = PIPE_B; + + if (pipe != crtc->pipe) + return; crtc_state->gmch_pfit.control = tmp; crtc_state->gmch_pfit.pgm_ratios = diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c index c12bdca..1813ab5 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.c +++ b/drivers/gpu/drm/i915/display/intel_overlay.c @@ -935,21 +935,25 @@ static int check_overlay_possible_on_crtc(struct intel_overlay *overlay, static void update_pfit_vscale_ratio(struct intel_overlay *overlay) { struct drm_i915_private *dev_priv = overlay->i915; - u32 pfit_control = intel_de_read(dev_priv, PFIT_CONTROL); u32 ratio; /* XXX: This is not the same logic as in the xorg driver, but more in * line with the intel documentation for the i965 */ if (DISPLAY_VER(dev_priv) >= 4) { + u32 tmp = intel_de_read(dev_priv, PFIT_PGM_RATIOS); + /* on i965 use the PGM reg to read out the autoscaler values */ - ratio = intel_de_read(dev_priv, PFIT_PGM_RATIOS) >> PFIT_VERT_SCALE_SHIFT_965; + ratio = REG_FIELD_GET(PFIT_VERT_SCALE_MASK_965, tmp); } else { - if (pfit_control & VERT_AUTO_SCALE) - ratio = intel_de_read(dev_priv, PFIT_AUTO_RATIOS); + u32 tmp; + + if (intel_de_read(dev_priv, PFIT_CONTROL) & VERT_AUTO_SCALE) + tmp = intel_de_read(dev_priv, PFIT_AUTO_RATIOS); else - ratio = intel_de_read(dev_priv, PFIT_PGM_RATIOS); - ratio >>= PFIT_VERT_SCALE_SHIFT; + tmp = intel_de_read(dev_priv, PFIT_PGM_RATIOS); + + ratio = REG_FIELD_GET(PFIT_VERT_SCALE_MASK, tmp); } overlay->pfit_vscale_ratio = ratio; diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c index 9acdd68..71cd08f 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.c +++ b/drivers/gpu/drm/i915/display/intel_panel.c @@ -564,8 +564,8 @@ static void i9xx_scale_aspect(struct intel_crtc_state *crtc_state, bits = panel_fitter_scaling(pipe_src_h, adjusted_mode->crtc_vdisplay); - *pfit_pgm_ratios |= (bits << PFIT_HORIZ_SCALE_SHIFT | - bits << PFIT_VERT_SCALE_SHIFT); + *pfit_pgm_ratios |= (PFIT_HORIZ_SCALE(bits) | + PFIT_VERT_SCALE(bits)); *pfit_control |= (PFIT_ENABLE | VERT_INTERP_BILINEAR | HORIZ_INTERP_BILINEAR); @@ -579,8 +579,8 @@ static void i9xx_scale_aspect(struct intel_crtc_state *crtc_state, bits = panel_fitter_scaling(pipe_src_w, adjusted_mode->crtc_hdisplay); - *pfit_pgm_ratios |= (bits << PFIT_HORIZ_SCALE_SHIFT | - bits << PFIT_VERT_SCALE_SHIFT); + *pfit_pgm_ratios |= (PFIT_HORIZ_SCALE(bits) | + PFIT_VERT_SCALE(bits)); *pfit_control |= (PFIT_ENABLE | VERT_INTERP_BILINEAR | HORIZ_INTERP_BILINEAR); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 024a92f..f1e0fa8 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2327,35 +2327,33 @@ /* Panel fitting */ #define PFIT_CONTROL _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61230) -#define PFIT_ENABLE (1 << 31) -#define PFIT_PIPE_MASK (3 << 29) -#define PFIT_PIPE_SHIFT 29 -#define PFIT_PIPE(pipe) ((pipe) << 29) -#define VERT_INTERP_DISABLE (0 << 10) -#define VERT_INTERP_BILINEAR (1 << 10) -#define VERT_INTERP_MASK (3 << 10) -#define VERT_AUTO_SCALE (1 << 9) -#define HORIZ_INTERP_DISABLE (0 << 6) -#define HORIZ_INTERP_BILINEAR (1 << 6) -#define HORIZ_INTERP_MASK (3 << 6) -#define HORIZ_AUTO_SCALE (1 << 5) -#define PANEL_8TO6_DITHER_ENABLE (1 << 3) -#define PFIT_FILTER_FUZZY (0 << 24) -#define PFIT_SCALING_AUTO (0 << 26) -#define PFIT_SCALING_PROGRAMMED (1 << 26) -#define PFIT_SCALING_PILLAR (2 << 26) -#define PFIT_SCALING_LETTER (3 << 26) +#define PFIT_ENABLE REG_BIT(31) +#define PFIT_PIPE_MASK REG_GENMASK(30, 29) /* 965+ */ +#define PFIT_PIPE(pipe) REG_FIELD_PREP(PFIT_PIPE_MASK, (pipe)) +#define PFIT_SCALING_MASK REG_GENMASK(28, 26) /* 965+ */ +#define PFIT_SCALING_AUTO REG_FIELD_PREP(PFIT_SCALING_MASK, 0) +#define PFIT_SCALING_PROGRAMMED REG_FIELD_PREP(PFIT_SCALING_MASK, 1) +#define PFIT_SCALING_PILLAR REG_FIELD_PREP(PFIT_SCALING_MASK, 2) +#define PFIT_SCALING_LETTER REG_FIELD_PREP(PFIT_SCALING_MASK, 3) +#define PFIT_FILTER_MASK REG_GENMASK(25, 24) /* 965+ */ +#define PFIT_FILTER_FUZZY REG_FIELD_PREP(PFIT_FILTER_MASK, 0) +#define PFIT_FILTER_CRISP REG_FIELD_PREP(PFIT_FILTER_MASK, 1) +#define PFIT_FILTER_MEDIAN REG_FIELD_PREP(PFIT_FILTER_MASK, 2) +#define VERT_INTERP_MASK REG_GENMASK(11, 10) /* pre-965 */ +#define VERT_INTERP_BILINEAR REG_FIELD_PREP(VERT_INTERP_MASK, 1) +#define VERT_AUTO_SCALE REG_BIT(9) /* pre-965 */ +#define HORIZ_INTERP_MASK REG_GENMASK(7, 6) /* pre-965 */ +#define HORIZ_INTERP_BILINEAR REG_FIELD_PREP(HORIZ_INTERP_MASK, 1) +#define HORIZ_AUTO_SCALE REG_BIT(5) /* pre-965 */ +#define PANEL_8TO6_DITHER_ENABLE REG_BIT(3) /* pre-965 */ + #define PFIT_PGM_RATIOS _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61234) -/* Pre-965 */ -#define PFIT_VERT_SCALE_SHIFT 20 -#define PFIT_VERT_SCALE_MASK 0xfff00000 -#define PFIT_HORIZ_SCALE_SHIFT 4 -#define PFIT_HORIZ_SCALE_MASK 0x0000fff0 -/* 965+ */ -#define PFIT_VERT_SCALE_SHIFT_965 16 -#define PFIT_VERT_SCALE_MASK_965 0x1fff0000 -#define PFIT_HORIZ_SCALE_SHIFT_965 0 -#define PFIT_HORIZ_SCALE_MASK_965 0x00001fff +#define PFIT_VERT_SCALE_MASK REG_GENMASK(31, 20) /* pre-965 */ +#define PFIT_VERT_SCALE(x) REG_FIELD_PREP(PFIT_VERT_SCALE_MASK, (x)) +#define PFIT_HORIZ_SCALE_MASK REG_GENMASK(15, 4) /* pre-965 */ +#define PFIT_HORIZ_SCALE(x) REG_FIELD_PREP(PFIT_HORIZ_SCALE_MASK, (x)) +#define PFIT_VERT_SCALE_MASK_965 REG_GENMASK(28, 16) /* 965+ */ +#define PFIT_HORIZ_SCALE_MASK_965 REG_GENMASK(12, 0) /* 965+ */ #define PFIT_AUTO_RATIOS _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61238) -- 2.7.4