Hi Thomas. On Thu, Mar 05, 2020 at 04:59:33PM +0100, Thomas Zimmermann wrote: > The gma500 driver uses empty implementations for some of its encoders. > Replace the code with the generic simple encoder. This parts looks good. > As a side effect, the > patch also removes an indirection in the encoder setup for Medfield. I failed to see where this was done. Maybe too late for me to review patches, so I will stop now. No matter - patch is: Acked-by: Sam Ravnborg <sam@xxxxxxxxxxxx> > > Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx> > --- > drivers/gpu/drm/gma500/cdv_intel_crt.c | 14 +++----------- > drivers/gpu/drm/gma500/cdv_intel_dp.c | 16 +++------------- > drivers/gpu/drm/gma500/cdv_intel_hdmi.c | 4 ++-- > drivers/gpu/drm/gma500/cdv_intel_lvds.c | 17 +++-------------- > drivers/gpu/drm/gma500/mdfld_dsi_dpi.c | 7 +++---- > drivers/gpu/drm/gma500/mdfld_output.h | 1 - > drivers/gpu/drm/gma500/mdfld_tmd_vid.c | 6 ------ > drivers/gpu/drm/gma500/mdfld_tpo_vid.c | 6 ------ > drivers/gpu/drm/gma500/oaktrail_hdmi.c | 14 ++------------ > drivers/gpu/drm/gma500/oaktrail_lvds.c | 5 +++-- > drivers/gpu/drm/gma500/psb_intel_drv.h | 1 - > drivers/gpu/drm/gma500/psb_intel_lvds.c | 18 +++--------------- > drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c | 5 ----- > 13 files changed, 22 insertions(+), 92 deletions(-) > > diff --git a/drivers/gpu/drm/gma500/cdv_intel_crt.c b/drivers/gpu/drm/gma500/cdv_intel_crt.c > index 29c36d63b20e..88535f5aacc5 100644 > --- a/drivers/gpu/drm/gma500/cdv_intel_crt.c > +++ b/drivers/gpu/drm/gma500/cdv_intel_crt.c > @@ -28,6 +28,8 @@ > #include <linux/i2c.h> > #include <linux/pm_runtime.h> > > +#include <drm/drm_simple_kms_helper.h> > + > #include "cdv_device.h" > #include "intel_bios.h" > #include "power.h" > @@ -237,15 +239,6 @@ static const struct drm_connector_helper_funcs > .best_encoder = gma_best_encoder, > }; > > -static void cdv_intel_crt_enc_destroy(struct drm_encoder *encoder) > -{ > - drm_encoder_cleanup(encoder); > -} > - > -static const struct drm_encoder_funcs cdv_intel_crt_enc_funcs = { > - .destroy = cdv_intel_crt_enc_destroy, > -}; > - > void cdv_intel_crt_init(struct drm_device *dev, > struct psb_intel_mode_device *mode_dev) > { > @@ -271,8 +264,7 @@ void cdv_intel_crt_init(struct drm_device *dev, > &cdv_intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA); > > encoder = &gma_encoder->base; > - drm_encoder_init(dev, encoder, > - &cdv_intel_crt_enc_funcs, DRM_MODE_ENCODER_DAC, NULL); > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_DAC); > > gma_connector_attach_encoder(gma_connector, gma_encoder); > > diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c b/drivers/gpu/drm/gma500/cdv_intel_dp.c > index 5772b2dce0d6..13947ec06dbb 100644 > --- a/drivers/gpu/drm/gma500/cdv_intel_dp.c > +++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c > @@ -32,6 +32,7 @@ > #include <drm/drm_crtc.h> > #include <drm/drm_crtc_helper.h> > #include <drm/drm_dp_helper.h> > +#include <drm/drm_simple_kms_helper.h> > > #include "gma_display.h" > #include "psb_drv.h" > @@ -1908,11 +1909,6 @@ cdv_intel_dp_destroy(struct drm_connector *connector) > kfree(connector); > } > > -static void cdv_intel_dp_encoder_destroy(struct drm_encoder *encoder) > -{ > - drm_encoder_cleanup(encoder); > -} > - > static const struct drm_encoder_helper_funcs cdv_intel_dp_helper_funcs = { > .dpms = cdv_intel_dp_dpms, > .mode_fixup = cdv_intel_dp_mode_fixup, > @@ -1935,11 +1931,6 @@ static const struct drm_connector_helper_funcs cdv_intel_dp_connector_helper_fun > .best_encoder = gma_best_encoder, > }; > > -static const struct drm_encoder_funcs cdv_intel_dp_enc_funcs = { > - .destroy = cdv_intel_dp_encoder_destroy, > -}; > - > - > static void cdv_intel_dp_add_properties(struct drm_connector *connector) > { > cdv_intel_attach_force_audio_property(connector); > @@ -2016,8 +2007,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev > encoder = &gma_encoder->base; > > drm_connector_init(dev, connector, &cdv_intel_dp_connector_funcs, type); > - drm_encoder_init(dev, encoder, &cdv_intel_dp_enc_funcs, > - DRM_MODE_ENCODER_TMDS, NULL); > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_TMDS); > > gma_connector_attach_encoder(gma_connector, gma_encoder); > > @@ -2120,7 +2110,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev > if (ret == 0) { > /* if this fails, presume the device is a ghost */ > DRM_INFO("failed to retrieve link info, disabling eDP\n"); > - cdv_intel_dp_encoder_destroy(encoder); > + drm_encoder_cleanup(encoder); > cdv_intel_dp_destroy(connector); > goto err_priv; > } else { > diff --git a/drivers/gpu/drm/gma500/cdv_intel_hdmi.c b/drivers/gpu/drm/gma500/cdv_intel_hdmi.c > index 1711a41acc16..0d12c6ffbc40 100644 > --- a/drivers/gpu/drm/gma500/cdv_intel_hdmi.c > +++ b/drivers/gpu/drm/gma500/cdv_intel_hdmi.c > @@ -32,6 +32,7 @@ > #include <drm/drm.h> > #include <drm/drm_crtc.h> > #include <drm/drm_edid.h> > +#include <drm/drm_simple_kms_helper.h> > > #include "cdv_device.h" > #include "psb_drv.h" > @@ -311,8 +312,7 @@ void cdv_hdmi_init(struct drm_device *dev, > &cdv_hdmi_connector_funcs, > DRM_MODE_CONNECTOR_DVID); > > - drm_encoder_init(dev, encoder, &psb_intel_lvds_enc_funcs, > - DRM_MODE_ENCODER_TMDS, NULL); > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_TMDS); > > gma_connector_attach_encoder(gma_connector, gma_encoder); > gma_encoder->type = INTEL_OUTPUT_HDMI; > diff --git a/drivers/gpu/drm/gma500/cdv_intel_lvds.c b/drivers/gpu/drm/gma500/cdv_intel_lvds.c > index ea0a5d9a0acc..18de10e9ff9a 100644 > --- a/drivers/gpu/drm/gma500/cdv_intel_lvds.c > +++ b/drivers/gpu/drm/gma500/cdv_intel_lvds.c > @@ -12,6 +12,8 @@ > #include <linux/i2c.h> > #include <linux/pm_runtime.h> > > +#include <drm/drm_simple_kms_helper.h> > + > #include "cdv_device.h" > #include "intel_bios.h" > #include "power.h" > @@ -499,16 +501,6 @@ static const struct drm_connector_funcs cdv_intel_lvds_connector_funcs = { > .destroy = cdv_intel_lvds_destroy, > }; > > - > -static void cdv_intel_lvds_enc_destroy(struct drm_encoder *encoder) > -{ > - drm_encoder_cleanup(encoder); > -} > - > -static const struct drm_encoder_funcs cdv_intel_lvds_enc_funcs = { > - .destroy = cdv_intel_lvds_enc_destroy, > -}; > - > /* > * Enumerate the child dev array parsed from VBT to check whether > * the LVDS is present. > @@ -616,10 +608,7 @@ void cdv_intel_lvds_init(struct drm_device *dev, > &cdv_intel_lvds_connector_funcs, > DRM_MODE_CONNECTOR_LVDS); > > - drm_encoder_init(dev, encoder, > - &cdv_intel_lvds_enc_funcs, > - DRM_MODE_ENCODER_LVDS, NULL); > - > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_LVDS); > > gma_connector_attach_encoder(gma_connector, gma_encoder); > gma_encoder->type = INTEL_OUTPUT_LVDS; > diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c > index d4c65f268922..aa5aa293ddb6 100644 > --- a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c > +++ b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c > @@ -27,6 +27,8 @@ > > #include <linux/delay.h> > > +#include <drm/drm_simple_kms_helper.h> > + > #include "mdfld_dsi_dpi.h" > #include "mdfld_dsi_pkg_sender.h" > #include "mdfld_output.h" > @@ -993,10 +995,7 @@ struct mdfld_dsi_encoder *mdfld_dsi_dpi_init(struct drm_device *dev, > /*create drm encoder object*/ > connector = &dsi_connector->base.base; > encoder = &dpi_output->base.base.base; > - drm_encoder_init(dev, > - encoder, > - p_funcs->encoder_funcs, > - DRM_MODE_ENCODER_LVDS, NULL); > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_LVDS); > drm_encoder_helper_add(encoder, > p_funcs->encoder_helper_funcs); > > diff --git a/drivers/gpu/drm/gma500/mdfld_output.h b/drivers/gpu/drm/gma500/mdfld_output.h > index ab2b27c0f037..17a944d70add 100644 > --- a/drivers/gpu/drm/gma500/mdfld_output.h > +++ b/drivers/gpu/drm/gma500/mdfld_output.h > @@ -51,7 +51,6 @@ struct panel_info { > }; > > struct panel_funcs { > - const struct drm_encoder_funcs *encoder_funcs; > const struct drm_encoder_helper_funcs *encoder_helper_funcs; > struct drm_display_mode * (*get_config_mode)(struct drm_device *); > int (*get_panel_info)(struct drm_device *, int, struct panel_info *); > diff --git a/drivers/gpu/drm/gma500/mdfld_tmd_vid.c b/drivers/gpu/drm/gma500/mdfld_tmd_vid.c > index 49c92debb7b2..25e897b98f86 100644 > --- a/drivers/gpu/drm/gma500/mdfld_tmd_vid.c > +++ b/drivers/gpu/drm/gma500/mdfld_tmd_vid.c > @@ -188,13 +188,7 @@ static const struct drm_encoder_helper_funcs > .commit = mdfld_dsi_dpi_commit, > }; > > -/*TPO DPI encoder funcs*/ > -static const struct drm_encoder_funcs mdfld_tpo_dpi_encoder_funcs = { > - .destroy = drm_encoder_cleanup, > -}; > - > const struct panel_funcs mdfld_tmd_vid_funcs = { > - .encoder_funcs = &mdfld_tpo_dpi_encoder_funcs, > .encoder_helper_funcs = &mdfld_tpo_dpi_encoder_helper_funcs, > .get_config_mode = &tmd_vid_get_config_mode, > .get_panel_info = tmd_vid_get_panel_info, > diff --git a/drivers/gpu/drm/gma500/mdfld_tpo_vid.c b/drivers/gpu/drm/gma500/mdfld_tpo_vid.c > index a9420bf9a419..11845978fb0a 100644 > --- a/drivers/gpu/drm/gma500/mdfld_tpo_vid.c > +++ b/drivers/gpu/drm/gma500/mdfld_tpo_vid.c > @@ -76,13 +76,7 @@ static const struct drm_encoder_helper_funcs > .commit = mdfld_dsi_dpi_commit, > }; > > -/*TPO DPI encoder funcs*/ > -static const struct drm_encoder_funcs mdfld_tpo_dpi_encoder_funcs = { > - .destroy = drm_encoder_cleanup, > -}; > - > const struct panel_funcs mdfld_tpo_vid_funcs = { > - .encoder_funcs = &mdfld_tpo_dpi_encoder_funcs, > .encoder_helper_funcs = &mdfld_tpo_dpi_encoder_helper_funcs, > .get_config_mode = &tpo_vid_get_config_mode, > .get_panel_info = tpo_vid_get_panel_info, > diff --git a/drivers/gpu/drm/gma500/oaktrail_hdmi.c b/drivers/gpu/drm/gma500/oaktrail_hdmi.c > index f4370232767d..b25086f252ae 100644 > --- a/drivers/gpu/drm/gma500/oaktrail_hdmi.c > +++ b/drivers/gpu/drm/gma500/oaktrail_hdmi.c > @@ -27,6 +27,7 @@ > #include <linux/delay.h> > > #include <drm/drm.h> > +#include <drm/drm_simple_kms_helper.h> > > #include "psb_drv.h" > #include "psb_intel_drv.h" > @@ -620,15 +621,6 @@ static const struct drm_connector_funcs oaktrail_hdmi_connector_funcs = { > .destroy = oaktrail_hdmi_destroy, > }; > > -static void oaktrail_hdmi_enc_destroy(struct drm_encoder *encoder) > -{ > - drm_encoder_cleanup(encoder); > -} > - > -static const struct drm_encoder_funcs oaktrail_hdmi_enc_funcs = { > - .destroy = oaktrail_hdmi_enc_destroy, > -}; > - > void oaktrail_hdmi_init(struct drm_device *dev, > struct psb_intel_mode_device *mode_dev) > { > @@ -651,9 +643,7 @@ void oaktrail_hdmi_init(struct drm_device *dev, > &oaktrail_hdmi_connector_funcs, > DRM_MODE_CONNECTOR_DVID); > > - drm_encoder_init(dev, encoder, > - &oaktrail_hdmi_enc_funcs, > - DRM_MODE_ENCODER_TMDS, NULL); > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_TMDS); > > gma_connector_attach_encoder(gma_connector, gma_encoder); > > diff --git a/drivers/gpu/drm/gma500/oaktrail_lvds.c b/drivers/gpu/drm/gma500/oaktrail_lvds.c > index 582e09597500..2828360153d1 100644 > --- a/drivers/gpu/drm/gma500/oaktrail_lvds.c > +++ b/drivers/gpu/drm/gma500/oaktrail_lvds.c > @@ -13,6 +13,8 @@ > > #include <asm/intel-mid.h> > > +#include <drm/drm_simple_kms_helper.h> > + > #include "intel_bios.h" > #include "power.h" > #include "psb_drv.h" > @@ -311,8 +313,7 @@ void oaktrail_lvds_init(struct drm_device *dev, > &psb_intel_lvds_connector_funcs, > DRM_MODE_CONNECTOR_LVDS); > > - drm_encoder_init(dev, encoder, &psb_intel_lvds_enc_funcs, > - DRM_MODE_ENCODER_LVDS, NULL); > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_LVDS); > > gma_connector_attach_encoder(gma_connector, gma_encoder); > gma_encoder->type = INTEL_OUTPUT_LVDS; > diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h b/drivers/gpu/drm/gma500/psb_intel_drv.h > index 16c6136f778b..fb601983cef0 100644 > --- a/drivers/gpu/drm/gma500/psb_intel_drv.h > +++ b/drivers/gpu/drm/gma500/psb_intel_drv.h > @@ -252,7 +252,6 @@ extern int psb_intel_lvds_set_property(struct drm_connector *connector, > struct drm_property *property, > uint64_t value); > extern void psb_intel_lvds_destroy(struct drm_connector *connector); > -extern const struct drm_encoder_funcs psb_intel_lvds_enc_funcs; > > /* intel_gmbus.c */ > extern void gma_intel_i2c_reset(struct drm_device *dev); > diff --git a/drivers/gpu/drm/gma500/psb_intel_lvds.c b/drivers/gpu/drm/gma500/psb_intel_lvds.c > index afaebab7bc17..063c66bb946d 100644 > --- a/drivers/gpu/drm/gma500/psb_intel_lvds.c > +++ b/drivers/gpu/drm/gma500/psb_intel_lvds.c > @@ -11,6 +11,8 @@ > #include <linux/i2c.h> > #include <linux/pm_runtime.h> > > +#include <drm/drm_simple_kms_helper.h> > + > #include "intel_bios.h" > #include "power.h" > #include "psb_drv.h" > @@ -621,18 +623,6 @@ const struct drm_connector_funcs psb_intel_lvds_connector_funcs = { > .destroy = psb_intel_lvds_destroy, > }; > > - > -static void psb_intel_lvds_enc_destroy(struct drm_encoder *encoder) > -{ > - drm_encoder_cleanup(encoder); > -} > - > -const struct drm_encoder_funcs psb_intel_lvds_enc_funcs = { > - .destroy = psb_intel_lvds_enc_destroy, > -}; > - > - > - > /** > * psb_intel_lvds_init - setup LVDS connectors on this device > * @dev: drm device > @@ -683,9 +673,7 @@ void psb_intel_lvds_init(struct drm_device *dev, > &psb_intel_lvds_connector_funcs, > DRM_MODE_CONNECTOR_LVDS); > > - drm_encoder_init(dev, encoder, > - &psb_intel_lvds_enc_funcs, > - DRM_MODE_ENCODER_LVDS, NULL); > + drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_LVDS); > > gma_connector_attach_encoder(gma_connector, gma_encoder); > gma_encoder->type = INTEL_OUTPUT_LVDS; > diff --git a/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c b/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c > index 9e8224456ea2..f7e121f4c609 100644 > --- a/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c > +++ b/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c > @@ -765,12 +765,7 @@ static const struct drm_encoder_helper_funcs tc35876x_encoder_helper_funcs = { > .commit = mdfld_dsi_dpi_commit, > }; > > -static const struct drm_encoder_funcs tc35876x_encoder_funcs = { > - .destroy = drm_encoder_cleanup, > -}; > - > const struct panel_funcs mdfld_tc35876x_funcs = { > - .encoder_funcs = &tc35876x_encoder_funcs, > .encoder_helper_funcs = &tc35876x_encoder_helper_funcs, > .get_config_mode = tc35876x_get_config_mode, > .get_panel_info = tc35876x_get_panel_info, > -- > 2.25.1