drm: xlnx: zynqmp_dpsub: Move all DRM init and cleanup to zynqmp_kms.c
Continue the isolation of DRM/KMS code by moving all DRM init and cleanup from zynqmp_dpsub.c to zynqmp_kms.c. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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6ca91bb43a
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074ef0ce9f
drivers/gpu/drm/xlnx
@ -18,126 +18,16 @@
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#include <linux/slab.h>
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#include <drm/drm_atomic_helper.h>
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#include <drm/drm_bridge_connector.h>
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#include <drm/drm_device.h>
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#include <drm/drm_drv.h>
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#include <drm/drm_fb_helper.h>
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#include <drm/drm_fourcc.h>
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#include <drm/drm_gem_dma_helper.h>
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#include <drm/drm_gem_framebuffer_helper.h>
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#include <drm/drm_managed.h>
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#include <drm/drm_mode_config.h>
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#include <drm/drm_modeset_helper.h>
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#include <drm/drm_module.h>
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#include <drm/drm_probe_helper.h>
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#include <drm/drm_vblank.h>
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#include "zynqmp_disp.h"
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#include "zynqmp_dp.h"
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#include "zynqmp_dpsub.h"
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#include "zynqmp_kms.h"
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/* -----------------------------------------------------------------------------
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* Dumb Buffer & Framebuffer Allocation
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*/
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static int zynqmp_dpsub_dumb_create(struct drm_file *file_priv,
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struct drm_device *drm,
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struct drm_mode_create_dumb *args)
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{
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struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm);
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unsigned int pitch = DIV_ROUND_UP(args->width * args->bpp, 8);
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/* Enforce the alignment constraints of the DMA engine. */
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args->pitch = ALIGN(pitch, dpsub->dma_align);
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return drm_gem_dma_dumb_create_internal(file_priv, drm, args);
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}
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static struct drm_framebuffer *
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zynqmp_dpsub_fb_create(struct drm_device *drm, struct drm_file *file_priv,
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const struct drm_mode_fb_cmd2 *mode_cmd)
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{
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struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm);
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struct drm_mode_fb_cmd2 cmd = *mode_cmd;
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unsigned int i;
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/* Enforce the alignment constraints of the DMA engine. */
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for (i = 0; i < ARRAY_SIZE(cmd.pitches); ++i)
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cmd.pitches[i] = ALIGN(cmd.pitches[i], dpsub->dma_align);
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return drm_gem_fb_create(drm, file_priv, &cmd);
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}
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static const struct drm_mode_config_funcs zynqmp_dpsub_mode_config_funcs = {
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.fb_create = zynqmp_dpsub_fb_create,
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.atomic_check = drm_atomic_helper_check,
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.atomic_commit = drm_atomic_helper_commit,
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};
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/* -----------------------------------------------------------------------------
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* DRM/KMS Driver
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*/
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DEFINE_DRM_GEM_DMA_FOPS(zynqmp_dpsub_drm_fops);
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static const struct drm_driver zynqmp_dpsub_drm_driver = {
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.driver_features = DRIVER_MODESET | DRIVER_GEM |
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DRIVER_ATOMIC,
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DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE(zynqmp_dpsub_dumb_create),
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.fops = &zynqmp_dpsub_drm_fops,
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.name = "zynqmp-dpsub",
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.desc = "Xilinx DisplayPort Subsystem Driver",
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.date = "20130509",
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.major = 1,
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.minor = 0,
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};
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static int zynqmp_dpsub_drm_init(struct zynqmp_dpsub *dpsub)
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{
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struct drm_device *drm = &dpsub->drm;
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int ret;
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/* Initialize mode config, vblank and the KMS poll helper. */
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ret = drmm_mode_config_init(drm);
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if (ret < 0)
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return ret;
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drm->mode_config.funcs = &zynqmp_dpsub_mode_config_funcs;
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drm->mode_config.min_width = 0;
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drm->mode_config.min_height = 0;
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drm->mode_config.max_width = ZYNQMP_DISP_MAX_WIDTH;
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drm->mode_config.max_height = ZYNQMP_DISP_MAX_HEIGHT;
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ret = drm_vblank_init(drm, 1);
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if (ret)
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return ret;
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drm_kms_helper_poll_init(drm);
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ret = zynqmp_dpsub_kms_init(dpsub);
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if (ret < 0)
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goto err_poll_fini;
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/* Reset all components and register the DRM device. */
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drm_mode_config_reset(drm);
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ret = drm_dev_register(drm, 0);
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if (ret < 0)
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goto err_poll_fini;
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/* Initialize fbdev generic emulation. */
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drm_fbdev_generic_setup(drm, 24);
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return 0;
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err_poll_fini:
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drm_kms_helper_poll_fini(drm);
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return ret;
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}
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/* -----------------------------------------------------------------------------
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* Power Management
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*/
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@ -320,11 +210,8 @@ err_mem:
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static int zynqmp_dpsub_remove(struct platform_device *pdev)
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{
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struct zynqmp_dpsub *dpsub = platform_get_drvdata(pdev);
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struct drm_device *drm = &dpsub->drm;
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drm_dev_unregister(drm);
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drm_atomic_helper_shutdown(drm);
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drm_kms_helper_poll_fini(drm);
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zynqmp_dpsub_drm_cleanup(dpsub);
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zynqmp_disp_remove(dpsub);
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zynqmp_dp_remove(dpsub);
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@ -72,11 +72,6 @@ struct zynqmp_dpsub {
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unsigned int dma_align;
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};
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static inline struct zynqmp_dpsub *to_zynqmp_dpsub(struct drm_device *drm)
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{
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return container_of(drm, struct zynqmp_dpsub, drm);
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}
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bool zynqmp_dpsub_audio_enabled(struct zynqmp_dpsub *dpsub);
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unsigned int zynqmp_dpsub_get_audio_clk_rate(struct zynqmp_dpsub *dpsub);
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@ -16,12 +16,19 @@
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#include <drm/drm_bridge_connector.h>
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#include <drm/drm_connector.h>
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#include <drm/drm_crtc.h>
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#include <drm/drm_device.h>
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#include <drm/drm_drv.h>
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#include <drm/drm_encoder.h>
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#include <drm/drm_fb_helper.h>
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#include <drm/drm_fourcc.h>
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#include <drm/drm_framebuffer.h>
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#include <drm/drm_gem_dma_helper.h>
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#include <drm/drm_gem_framebuffer_helper.h>
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#include <drm/drm_managed.h>
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#include <drm/drm_mode_config.h>
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#include <drm/drm_plane.h>
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#include <drm/drm_plane_helper.h>
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#include <drm/drm_probe_helper.h>
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#include <drm/drm_simple_kms_helper.h>
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#include <drm/drm_vblank.h>
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@ -35,6 +42,11 @@
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#include "zynqmp_dpsub.h"
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#include "zynqmp_kms.h"
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static inline struct zynqmp_dpsub *to_zynqmp_dpsub(struct drm_device *drm)
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{
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return container_of(drm, struct zynqmp_dpsub, drm);
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}
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/* -----------------------------------------------------------------------------
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* DRM Planes
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*/
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@ -339,10 +351,65 @@ void zynqmp_dpsub_handle_vblank(struct zynqmp_dpsub *dpsub)
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}
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/* -----------------------------------------------------------------------------
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* Initialization
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* Dumb Buffer & Framebuffer Allocation
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*/
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int zynqmp_dpsub_kms_init(struct zynqmp_dpsub *dpsub)
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static int zynqmp_dpsub_dumb_create(struct drm_file *file_priv,
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struct drm_device *drm,
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struct drm_mode_create_dumb *args)
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{
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struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm);
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unsigned int pitch = DIV_ROUND_UP(args->width * args->bpp, 8);
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/* Enforce the alignment constraints of the DMA engine. */
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args->pitch = ALIGN(pitch, dpsub->dma_align);
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return drm_gem_dma_dumb_create_internal(file_priv, drm, args);
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}
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static struct drm_framebuffer *
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zynqmp_dpsub_fb_create(struct drm_device *drm, struct drm_file *file_priv,
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const struct drm_mode_fb_cmd2 *mode_cmd)
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{
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struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm);
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struct drm_mode_fb_cmd2 cmd = *mode_cmd;
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unsigned int i;
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/* Enforce the alignment constraints of the DMA engine. */
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for (i = 0; i < ARRAY_SIZE(cmd.pitches); ++i)
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cmd.pitches[i] = ALIGN(cmd.pitches[i], dpsub->dma_align);
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return drm_gem_fb_create(drm, file_priv, &cmd);
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}
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static const struct drm_mode_config_funcs zynqmp_dpsub_mode_config_funcs = {
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.fb_create = zynqmp_dpsub_fb_create,
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.atomic_check = drm_atomic_helper_check,
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.atomic_commit = drm_atomic_helper_commit,
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};
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/* -----------------------------------------------------------------------------
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* DRM/KMS Driver
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*/
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DEFINE_DRM_GEM_DMA_FOPS(zynqmp_dpsub_drm_fops);
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const struct drm_driver zynqmp_dpsub_drm_driver = {
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.driver_features = DRIVER_MODESET | DRIVER_GEM |
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DRIVER_ATOMIC,
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DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE(zynqmp_dpsub_dumb_create),
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.fops = &zynqmp_dpsub_drm_fops,
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.name = "zynqmp-dpsub",
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.desc = "Xilinx DisplayPort Subsystem Driver",
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.date = "20130509",
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.major = 1,
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.minor = 0,
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};
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static int zynqmp_dpsub_kms_init(struct zynqmp_dpsub *dpsub)
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{
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struct drm_encoder *encoder = &dpsub->encoder;
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struct drm_connector *connector;
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@ -385,3 +452,55 @@ int zynqmp_dpsub_kms_init(struct zynqmp_dpsub *dpsub)
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return 0;
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}
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int zynqmp_dpsub_drm_init(struct zynqmp_dpsub *dpsub)
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{
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struct drm_device *drm = &dpsub->drm;
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int ret;
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/* Initialize mode config, vblank and the KMS poll helper. */
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ret = drmm_mode_config_init(drm);
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if (ret < 0)
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return ret;
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drm->mode_config.funcs = &zynqmp_dpsub_mode_config_funcs;
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drm->mode_config.min_width = 0;
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drm->mode_config.min_height = 0;
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drm->mode_config.max_width = ZYNQMP_DISP_MAX_WIDTH;
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drm->mode_config.max_height = ZYNQMP_DISP_MAX_HEIGHT;
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ret = drm_vblank_init(drm, 1);
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if (ret)
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return ret;
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drm_kms_helper_poll_init(drm);
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ret = zynqmp_dpsub_kms_init(dpsub);
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if (ret < 0)
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goto err_poll_fini;
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/* Reset all components and register the DRM device. */
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drm_mode_config_reset(drm);
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ret = drm_dev_register(drm, 0);
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if (ret < 0)
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goto err_poll_fini;
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/* Initialize fbdev generic emulation. */
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drm_fbdev_generic_setup(drm, 24);
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return 0;
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err_poll_fini:
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drm_kms_helper_poll_fini(drm);
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return ret;
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}
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void zynqmp_dpsub_drm_cleanup(struct zynqmp_dpsub *dpsub)
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{
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struct drm_device *drm = &dpsub->drm;
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drm_dev_unregister(drm);
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drm_atomic_helper_shutdown(drm);
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drm_kms_helper_poll_fini(drm);
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}
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@ -14,8 +14,11 @@
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struct zynqmp_dpsub;
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extern const struct drm_driver zynqmp_dpsub_drm_driver;
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void zynqmp_dpsub_handle_vblank(struct zynqmp_dpsub *dpsub);
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int zynqmp_dpsub_kms_init(struct zynqmp_dpsub *dpsub);
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int zynqmp_dpsub_drm_init(struct zynqmp_dpsub *dpsub);
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void zynqmp_dpsub_drm_cleanup(struct zynqmp_dpsub *dpsub);
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#endif /* _ZYNQMP_KMS_H_ */
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