From: Ville Syrjälä Date: Fri, 12 Nov 2021 19:38:10 +0000 (+0200) Subject: drm/i915: Clean up PIPESRC defines X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=62236df23d018fc977d2871744440efe6a08a6cc;p=linux.git drm/i915: Clean up PIPESRC defines Use REG_GENMASK() & co. when dealing with PIPESRC. Note that i9xx_get_initial_plane_config() will now use the full 16 bit mask whereas previously it used 12 bits only. But intel_get_pipe_src_size() already used the full 16 bits on all platforms anyway, so at least we're consistent now. The high bits beyond the max supported pipe source size should not be set in any case so this seems fine. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20211112193813.8224-7-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/display/i9xx_plane.c b/drivers/gpu/drm/i915/display/i9xx_plane.c index 54f8776ca6b33..a87b65cd41fd7 100644 --- a/drivers/gpu/drm/i915/display/i9xx_plane.c +++ b/drivers/gpu/drm/i915/display/i9xx_plane.c @@ -1054,8 +1054,8 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc, plane_config->base = base; val = intel_de_read(dev_priv, PIPESRC(pipe)); - fb->width = ((val >> 16) & 0xfff) + 1; - fb->height = ((val >> 0) & 0xfff) + 1; + fb->width = REG_FIELD_GET(PIPESRC_WIDTH_MASK, val) + 1; + fb->height = REG_FIELD_GET(PIPESRC_HEIGHT_MASK, val) + 1; val = intel_de_read(dev_priv, DSPSTRIDE(i9xx_plane)); fb->pitches[0] = val & 0xffffffc0; diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index e485dd048bced..2f2113b930be7 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -3276,7 +3276,8 @@ static void intel_set_pipe_src_size(const struct intel_crtc_state *crtc_state) * always be the user's requested size. */ intel_de_write(dev_priv, PIPESRC(pipe), - ((crtc_state->pipe_src_w - 1) << 16) | (crtc_state->pipe_src_h - 1)); + PIPESRC_WIDTH(crtc_state->pipe_src_w - 1) | + PIPESRC_HEIGHT(crtc_state->pipe_src_h - 1)); } static bool intel_pipe_is_interlaced(const struct intel_crtc_state *crtc_state) @@ -3347,8 +3348,8 @@ static void intel_get_pipe_src_size(struct intel_crtc *crtc, u32 tmp; tmp = intel_de_read(dev_priv, PIPESRC(crtc->pipe)); - pipe_config->pipe_src_h = (tmp & 0xffff) + 1; - pipe_config->pipe_src_w = ((tmp >> 16) & 0xffff) + 1; + pipe_config->pipe_src_w = REG_FIELD_GET(PIPESRC_WIDTH_MASK, tmp) + 1; + pipe_config->pipe_src_h = REG_FIELD_GET(PIPESRC_HEIGHT_MASK, tmp) + 1; } static void i9xx_set_pipeconf(const struct intel_crtc_state *crtc_state) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 8494fd466ca3c..d0286cb55d839 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3476,6 +3476,10 @@ enum { #define _VSYNC_A 0x60014 #define _EXITLINE_A 0x60018 #define _PIPEASRC 0x6001c +#define PIPESRC_WIDTH_MASK REG_GENMASK(31, 16) +#define PIPESRC_WIDTH(w) REG_FIELD_PREP(PIPESRC_WIDTH_MASK, (w)) +#define PIPESRC_HEIGHT_MASK REG_GENMASK(15, 0) +#define PIPESRC_HEIGHT(h) REG_FIELD_PREP(PIPESRC_HEIGHT_MASK, (h)) #define _BCLRPAT_A 0x60020 #define _VSYNCSHIFT_A 0x60028 #define _PIPE_MULT_A 0x6002c