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authorDaniel Vetter <daniel.vetter@ffwll.ch>2021-02-26 16:36:47 +0300
committerThomas Zimmermann <tzimmermann@suse.de>2021-03-02 13:09:16 +0300
commit1db6295db904c736c2013efdf0a493105d62c332 (patch)
tree92b51bdc3f6d301c90029bb029f77cb86519fbd5 /drivers/gpu/drm/arc
parentfbde4ae7e15f71b57d194c5730189ac883622891 (diff)
downloadlinux-1db6295db904c736c2013efdf0a493105d62c332.tar.xz
drm/arcpgu: Really delete file
Somehow this got forgotten when I applied the patch in commit e2c406ea0b0d398a4afda5702957064cc74f8c25 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Tue Jan 12 09:43:54 2021 +0100 drm/arc: Inline arcpgu_crtc.c Fixes: e2c406ea0b0d ("drm/arc: Inline arcpgu_crtc.c") Cc: Thomas Zimmermann <tzimmermann@suse.de> Cc: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> Cc: Daniel Vetter <daniel.vetter@intel.com> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Alexey Brodkin <abrodkin@synopsys.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20210226133647.1403642-1-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers/gpu/drm/arc')
-rw-r--r--drivers/gpu/drm/arc/arcpgu_crtc.c161
1 files changed, 0 insertions, 161 deletions
diff --git a/drivers/gpu/drm/arc/arcpgu_crtc.c b/drivers/gpu/drm/arc/arcpgu_crtc.c
deleted file mode 100644
index bfd892a9fa3d..000000000000
--- a/drivers/gpu/drm/arc/arcpgu_crtc.c
+++ /dev/null
@@ -1,161 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * ARC PGU DRM driver.
- *
- * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
- */
-
-#include <drm/drm_atomic.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_device.h>
-#include <drm/drm_fb_cma_helper.h>
-#include <drm/drm_gem_cma_helper.h>
-#include <drm/drm_plane_helper.h>
-#include <drm/drm_probe_helper.h>
-#include <linux/clk.h>
-#include <linux/platform_data/simplefb.h>
-
-#include "arcpgu.h"
-#include "arcpgu_regs.h"
-
-#define ENCODE_PGU_XY(x, y) ((((x) - 1) << 16) | ((y) - 1))
-
-static const u32 arc_pgu_supported_formats[] = {
- DRM_FORMAT_RGB565,
- DRM_FORMAT_XRGB8888,
- DRM_FORMAT_ARGB8888,
-};
-
-static void arc_pgu_set_pxl_fmt(struct arcpgu_drm_private *arcpgu)
-{
- const struct drm_framebuffer *fb = arcpgu->pipe.plane.state->fb;
- uint32_t pixel_format = fb->format->format;
- u32 format = DRM_FORMAT_INVALID;
- int i;
- u32 reg_ctrl;
-
- for (i = 0; i < ARRAY_SIZE(arc_pgu_supported_formats); i++) {
- if (arc_pgu_supported_formats[i] == pixel_format)
- format = arc_pgu_supported_formats[i];
- }
-
- if (WARN_ON(format == DRM_FORMAT_INVALID))
- return;
-
- reg_ctrl = arc_pgu_read(arcpgu, ARCPGU_REG_CTRL);
- if (format == DRM_FORMAT_RGB565)
- reg_ctrl &= ~ARCPGU_MODE_XRGB8888;
- else
- reg_ctrl |= ARCPGU_MODE_XRGB8888;
- arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, reg_ctrl);
-}
-
-static enum drm_mode_status arc_pgu_mode_valid(struct drm_simple_display_pipe *pipe,
- const struct drm_display_mode *mode)
-{
- struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe);
- long rate, clk_rate = mode->clock * 1000;
- long diff = clk_rate / 200; /* +-0.5% allowed by HDMI spec */
-
- rate = clk_round_rate(arcpgu->clk, clk_rate);
- if ((max(rate, clk_rate) - min(rate, clk_rate) < diff) && (rate > 0))
- return MODE_OK;
-
- return MODE_NOCLOCK;
-}
-
-static void arc_pgu_mode_set(struct arcpgu_drm_private *arcpgu)
-{
- struct drm_display_mode *m = &arcpgu->pipe.crtc.state->adjusted_mode;
- u32 val;
-
- arc_pgu_write(arcpgu, ARCPGU_REG_FMT,
- ENCODE_PGU_XY(m->crtc_htotal, m->crtc_vtotal));
-
- arc_pgu_write(arcpgu, ARCPGU_REG_HSYNC,
- ENCODE_PGU_XY(m->crtc_hsync_start - m->crtc_hdisplay,
- m->crtc_hsync_end - m->crtc_hdisplay));
-
- arc_pgu_write(arcpgu, ARCPGU_REG_VSYNC,
- ENCODE_PGU_XY(m->crtc_vsync_start - m->crtc_vdisplay,
- m->crtc_vsync_end - m->crtc_vdisplay));
-
- arc_pgu_write(arcpgu, ARCPGU_REG_ACTIVE,
- ENCODE_PGU_XY(m->crtc_hblank_end - m->crtc_hblank_start,
- m->crtc_vblank_end - m->crtc_vblank_start));
-
- val = arc_pgu_read(arcpgu, ARCPGU_REG_CTRL);
-
- if (m->flags & DRM_MODE_FLAG_PVSYNC)
- val |= ARCPGU_CTRL_VS_POL_MASK << ARCPGU_CTRL_VS_POL_OFST;
- else
- val &= ~(ARCPGU_CTRL_VS_POL_MASK << ARCPGU_CTRL_VS_POL_OFST);
-
- if (m->flags & DRM_MODE_FLAG_PHSYNC)
- val |= ARCPGU_CTRL_HS_POL_MASK << ARCPGU_CTRL_HS_POL_OFST;
- else
- val &= ~(ARCPGU_CTRL_HS_POL_MASK << ARCPGU_CTRL_HS_POL_OFST);
-
- arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, val);
- arc_pgu_write(arcpgu, ARCPGU_REG_STRIDE, 0);
- arc_pgu_write(arcpgu, ARCPGU_REG_START_SET, 1);
-
- arc_pgu_set_pxl_fmt(arcpgu);
-
- clk_set_rate(arcpgu->clk, m->crtc_clock * 1000);
-}
-
-static void arc_pgu_enable(struct drm_simple_display_pipe *pipe,
- struct drm_crtc_state *crtc_state,
- struct drm_plane_state *plane_state)
-{
- struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe);
-
- arc_pgu_mode_set(arcpgu);
-
- clk_prepare_enable(arcpgu->clk);
- arc_pgu_write(arcpgu, ARCPGU_REG_CTRL,
- arc_pgu_read(arcpgu, ARCPGU_REG_CTRL) |
- ARCPGU_CTRL_ENABLE_MASK);
-}
-
-static void arc_pgu_disable(struct drm_simple_display_pipe *pipe)
-{
- struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe);
-
- clk_disable_unprepare(arcpgu->clk);
- arc_pgu_write(arcpgu, ARCPGU_REG_CTRL,
- arc_pgu_read(arcpgu, ARCPGU_REG_CTRL) &
- ~ARCPGU_CTRL_ENABLE_MASK);
-}
-
-static void arc_pgu_update(struct drm_simple_display_pipe *pipe,
- struct drm_plane_state *state)
-{
- struct arcpgu_drm_private *arcpgu;
- struct drm_gem_cma_object *gem;
-
- if (!pipe->plane.state->fb)
- return;
-
- arcpgu = pipe_to_arcpgu_priv(pipe);
- gem = drm_fb_cma_get_gem_obj(pipe->plane.state->fb, 0);
- arc_pgu_write(arcpgu, ARCPGU_REG_BUF0_ADDR, gem->paddr);
-}
-
-static const struct drm_simple_display_pipe_funcs arc_pgu_pipe_funcs = {
- .update = arc_pgu_update,
- .mode_valid = arc_pgu_mode_valid,
- .enable = arc_pgu_enable,
- .disable = arc_pgu_disable,
-};
-
-int arc_pgu_setup_pipe(struct drm_device *drm)
-{
- struct arcpgu_drm_private *arcpgu = dev_to_arcpgu(drm);
-
- return drm_simple_display_pipe_init(drm, &arcpgu->pipe, &arc_pgu_pipe_funcs,
- arc_pgu_supported_formats,
- ARRAY_SIZE(arc_pgu_supported_formats),
- NULL, NULL);
-}