summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorDave Airlie <airlied@redhat.com>2019-06-07 07:31:49 +1000
committerDave Airlie <airlied@redhat.com>2019-06-07 07:31:59 +1000
commitbcc9d0e346f9fc0b6d4463ccc9dc76ef2fcedecc (patch)
tree72eb3195e5eb4305585cbc3addcf48cc8cf04ff0 /drivers
parentdbd9f78ed23746e9708f773224eec2c8b33206e7 (diff)
parent6d10dc617b4128c06fc2a88b47fda0a183ffe36c (diff)
Merge branch 'malidp-fixes' of git://linux-arm.org/linux-ld into drm-fixes
Assorted set of patches for Arm DRM drivers that I maintain in my tree. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Liviu Dudau <Liviu.Dudau@arm.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190604144205.GO15316@e110455-lin.cambridge.arm.com
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/arm/display/komeda/d71/d71_component.c8
-rw-r--r--drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c4
-rw-r--r--drivers/gpu/drm/arm/display/komeda/komeda_crtc.c2
-rw-r--r--drivers/gpu/drm/arm/display/komeda/komeda_dev.c6
-rw-r--r--drivers/gpu/drm/arm/display/komeda/komeda_dev.h8
-rw-r--r--drivers/gpu/drm/arm/display/komeda/komeda_pipeline.c4
-rw-r--r--drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h10
-rw-r--r--drivers/gpu/drm/arm/display/komeda/komeda_plane.c4
-rw-r--r--drivers/gpu/drm/arm/hdlcd_crtc.c14
-rw-r--r--drivers/gpu/drm/arm/malidp_drv.c13
10 files changed, 44 insertions, 29 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
index 031e5f305a3c..6bab816ed8e7 100644
--- a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
+++ b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
@@ -245,7 +245,7 @@ static void d71_layer_dump(struct komeda_component *c, struct seq_file *sf)
seq_printf(sf, "%sAD_V_CROP:\t\t0x%X\n", prefix, v[2]);
}
-static struct komeda_component_funcs d71_layer_funcs = {
+static const struct komeda_component_funcs d71_layer_funcs = {
.update = d71_layer_update,
.disable = d71_layer_disable,
.dump_register = d71_layer_dump,
@@ -391,7 +391,7 @@ static void d71_compiz_dump(struct komeda_component *c, struct seq_file *sf)
seq_printf(sf, "CU_USER_HIGH:\t\t0x%X\n", v[1]);
}
-static struct komeda_component_funcs d71_compiz_funcs = {
+static const struct komeda_component_funcs d71_compiz_funcs = {
.update = d71_compiz_update,
.disable = d71_component_disable,
.dump_register = d71_compiz_dump,
@@ -467,7 +467,7 @@ static void d71_improc_dump(struct komeda_component *c, struct seq_file *sf)
seq_printf(sf, "IPS_RGB_YUV_COEFF%u:\t0x%X\n", i, v[i]);
}
-static struct komeda_component_funcs d71_improc_funcs = {
+static const struct komeda_component_funcs d71_improc_funcs = {
.update = d71_improc_update,
.disable = d71_component_disable,
.dump_register = d71_improc_dump,
@@ -580,7 +580,7 @@ static void d71_timing_ctrlr_dump(struct komeda_component *c,
seq_printf(sf, "BS_USER:\t\t0x%X\n", v[4]);
}
-static struct komeda_component_funcs d71_timing_ctrlr_funcs = {
+static const struct komeda_component_funcs d71_timing_ctrlr_funcs = {
.update = d71_timing_ctrlr_update,
.disable = d71_timing_ctrlr_disable,
.dump_register = d71_timing_ctrlr_dump,
diff --git a/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c b/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c
index 34506ef7ad40..3a7248d42376 100644
--- a/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c
+++ b/drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c
@@ -502,7 +502,7 @@ static void d71_init_fmt_tbl(struct komeda_dev *mdev)
table->n_formats = ARRAY_SIZE(d71_format_caps_table);
}
-static struct komeda_dev_funcs d71_chip_funcs = {
+static const struct komeda_dev_funcs d71_chip_funcs = {
.init_format_table = d71_init_fmt_tbl,
.enum_resources = d71_enum_resources,
.cleanup = d71_cleanup,
@@ -514,7 +514,7 @@ static struct komeda_dev_funcs d71_chip_funcs = {
.flush = d71_flush,
};
-struct komeda_dev_funcs *
+const struct komeda_dev_funcs *
d71_identify(u32 __iomem *reg_base, struct komeda_chip_info *chip)
{
chip->arch_id = malidp_read32(reg_base, GLB_ARCH_ID);
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c b/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c
index 62fad59f5a6a..284ce079d8c4 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c
@@ -350,7 +350,7 @@ static bool komeda_crtc_mode_fixup(struct drm_crtc *crtc,
return true;
}
-static struct drm_crtc_helper_funcs komeda_crtc_helper_funcs = {
+static const struct drm_crtc_helper_funcs komeda_crtc_helper_funcs = {
.atomic_check = komeda_crtc_atomic_check,
.atomic_flush = komeda_crtc_atomic_flush,
.atomic_enable = komeda_crtc_atomic_enable,
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
index ca3599e4a4d3..b67030a9f056 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
@@ -8,6 +8,7 @@
#include <linux/of_device.h>
#include <linux/of_graph.h>
#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
#ifdef CONFIG_DEBUG_FS
#include <linux/debugfs.h>
#include <linux/seq_file.h>
@@ -249,6 +250,9 @@ struct komeda_dev *komeda_dev_create(struct device *dev)
goto err_cleanup;
}
+ dev->dma_parms = &mdev->dma_parms;
+ dma_set_max_seg_size(dev, DMA_BIT_MASK(32));
+
err = sysfs_create_group(&dev->kobj, &komeda_sysfs_attr_group);
if (err) {
DRM_ERROR("create sysfs group failed.\n");
@@ -269,7 +273,7 @@ err_cleanup:
void komeda_dev_destroy(struct komeda_dev *mdev)
{
struct device *dev = mdev->dev;
- struct komeda_dev_funcs *funcs = mdev->funcs;
+ const struct komeda_dev_funcs *funcs = mdev->funcs;
int i;
sysfs_remove_group(&dev->kobj, &komeda_sysfs_attr_group);
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
index 29e03c4e1ffc..973fd5e0eb98 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
@@ -60,7 +60,7 @@ struct komeda_chip_info {
struct komeda_product_data {
u32 product_id;
- struct komeda_dev_funcs *(*identify)(u32 __iomem *reg,
+ const struct komeda_dev_funcs *(*identify)(u32 __iomem *reg,
struct komeda_chip_info *info);
};
@@ -149,6 +149,8 @@ struct komeda_dev {
struct device *dev;
/** @reg_base: the base address of komeda io space */
u32 __iomem *reg_base;
+ /** @dma_parms: the dma parameters of komeda */
+ struct device_dma_parameters dma_parms;
/** @chip: the basic chip information */
struct komeda_chip_info chip;
@@ -173,7 +175,7 @@ struct komeda_dev {
struct komeda_pipeline *pipelines[KOMEDA_MAX_PIPELINES];
/** @funcs: chip funcs to access to HW */
- struct komeda_dev_funcs *funcs;
+ const struct komeda_dev_funcs *funcs;
/**
* @chip_data:
*
@@ -192,7 +194,7 @@ komeda_product_match(struct komeda_dev *mdev, u32 target)
return MALIDP_CORE_ID_PRODUCT_ID(mdev->chip.core_id) == target;
}
-struct komeda_dev_funcs *
+const struct komeda_dev_funcs *
d71_identify(u32 __iomem *reg, struct komeda_chip_info *chip);
struct komeda_dev *komeda_dev_create(struct device *dev);
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.c b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.c
index c379439c6194..a130b62fa6d1 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.c
@@ -12,7 +12,7 @@
/** komeda_pipeline_add - Add a pipeline to &komeda_dev */
struct komeda_pipeline *
komeda_pipeline_add(struct komeda_dev *mdev, size_t size,
- struct komeda_pipeline_funcs *funcs)
+ const struct komeda_pipeline_funcs *funcs)
{
struct komeda_pipeline *pipe;
@@ -130,7 +130,7 @@ komeda_pipeline_get_component(struct komeda_pipeline *pipe, int id)
struct komeda_component *
komeda_component_add(struct komeda_pipeline *pipe,
size_t comp_sz, u32 id, u32 hw_id,
- struct komeda_component_funcs *funcs,
+ const struct komeda_component_funcs *funcs,
u8 max_active_inputs, u32 supported_inputs,
u8 max_active_outputs, u32 __iomem *reg,
const char *name_fmt, ...)
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h
index b1f813a349a4..bae8a32b81a6 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h
@@ -124,7 +124,7 @@ struct komeda_component {
/**
* @funcs: chip functions to access HW
*/
- struct komeda_component_funcs *funcs;
+ const struct komeda_component_funcs *funcs;
};
/**
@@ -346,8 +346,8 @@ struct komeda_pipeline {
struct komeda_improc *improc;
/** @ctrlr: timing controller */
struct komeda_timing_ctrlr *ctrlr;
- /** @funcs: chip pipeline functions */
- struct komeda_pipeline_funcs *funcs; /* private pipeline functions */
+ /** @funcs: chip private pipeline functions */
+ const struct komeda_pipeline_funcs *funcs;
/** @of_node: pipeline dt node */
struct device_node *of_node;
@@ -397,7 +397,7 @@ struct komeda_pipeline_state {
/* pipeline APIs */
struct komeda_pipeline *
komeda_pipeline_add(struct komeda_dev *mdev, size_t size,
- struct komeda_pipeline_funcs *funcs);
+ const struct komeda_pipeline_funcs *funcs);
void komeda_pipeline_destroy(struct komeda_dev *mdev,
struct komeda_pipeline *pipe);
int komeda_assemble_pipelines(struct komeda_dev *mdev);
@@ -411,7 +411,7 @@ void komeda_pipeline_dump_register(struct komeda_pipeline *pipe,
struct komeda_component *
komeda_component_add(struct komeda_pipeline *pipe,
size_t comp_sz, u32 id, u32 hw_id,
- struct komeda_component_funcs *funcs,
+ const struct komeda_component_funcs *funcs,
u8 max_active_inputs, u32 supported_inputs,
u8 max_active_outputs, u32 __iomem *reg,
const char *name_fmt, ...);
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
index 07ed0cc1bc44..c97062bdd69b 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
@@ -55,7 +55,6 @@ komeda_plane_atomic_check(struct drm_plane *plane,
struct komeda_plane_state *kplane_st = to_kplane_st(state);
struct komeda_layer *layer = kplane->layer;
struct drm_crtc_state *crtc_st;
- struct komeda_crtc *kcrtc;
struct komeda_crtc_state *kcrtc_st;
struct komeda_data_flow_cfg dflow;
int err;
@@ -64,7 +63,7 @@ komeda_plane_atomic_check(struct drm_plane *plane,
return 0;
crtc_st = drm_atomic_get_crtc_state(state->state, state->crtc);
- if (!crtc_st->enable) {
+ if (IS_ERR(crtc_st) || !crtc_st->enable) {
DRM_DEBUG_ATOMIC("Cannot update plane on a disabled CRTC.\n");
return -EINVAL;
}
@@ -73,7 +72,6 @@ komeda_plane_atomic_check(struct drm_plane *plane,
if (!crtc_st->active)
return 0;
- kcrtc = to_kcrtc(state->crtc);
kcrtc_st = to_kcrtc_st(crtc_st);
err = komeda_plane_init_data_flow(state, &dflow);
diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c
index 0b2b62f8fa3c..a3efa28436ea 100644
--- a/drivers/gpu/drm/arm/hdlcd_crtc.c
+++ b/drivers/gpu/drm/arm/hdlcd_crtc.c
@@ -186,20 +186,20 @@ static void hdlcd_crtc_atomic_disable(struct drm_crtc *crtc,
clk_disable_unprepare(hdlcd->clk);
}
-static int hdlcd_crtc_atomic_check(struct drm_crtc *crtc,
- struct drm_crtc_state *state)
+static enum drm_mode_status hdlcd_crtc_mode_valid(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode)
{
struct hdlcd_drm_private *hdlcd = crtc_to_hdlcd_priv(crtc);
- struct drm_display_mode *mode = &state->adjusted_mode;
long rate, clk_rate = mode->clock * 1000;
rate = clk_round_rate(hdlcd->clk, clk_rate);
- if (rate != clk_rate) {
+ /* 0.1% seems a close enough tolerance for the TDA19988 on Juno */
+ if (abs(rate - clk_rate) * 1000 > clk_rate) {
/* clock required by mode not supported by hardware */
- return -EINVAL;
+ return MODE_NOCLOCK;
}
- return 0;
+ return MODE_OK;
}
static void hdlcd_crtc_atomic_begin(struct drm_crtc *crtc,
@@ -220,7 +220,7 @@ static void hdlcd_crtc_atomic_begin(struct drm_crtc *crtc,
}
static const struct drm_crtc_helper_funcs hdlcd_crtc_helper_funcs = {
- .atomic_check = hdlcd_crtc_atomic_check,
+ .mode_valid = hdlcd_crtc_mode_valid,
.atomic_begin = hdlcd_crtc_atomic_begin,
.atomic_enable = hdlcd_crtc_atomic_enable,
.atomic_disable = hdlcd_crtc_atomic_disable,
diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c
index 21725c9b9f5e..18cb7f134f4e 100644
--- a/drivers/gpu/drm/arm/malidp_drv.c
+++ b/drivers/gpu/drm/arm/malidp_drv.c
@@ -192,6 +192,7 @@ static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state)
{
struct drm_device *drm = state->dev;
struct malidp_drm *malidp = drm->dev_private;
+ int loop = 5;
malidp->event = malidp->crtc.state->event;
malidp->crtc.state->event = NULL;
@@ -206,8 +207,18 @@ static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state)
drm_crtc_vblank_get(&malidp->crtc);
/* only set config_valid if the CRTC is enabled */
- if (malidp_set_and_wait_config_valid(drm) < 0)
+ if (malidp_set_and_wait_config_valid(drm) < 0) {
+ /*
+ * make a loop around the second CVAL setting and
+ * try 5 times before giving up.
+ */
+ while (loop--) {
+ if (!malidp_set_and_wait_config_valid(drm))
+ break;
+ }
DRM_DEBUG_DRIVER("timed out waiting for updated configuration\n");
+ }
+
} else if (malidp->event) {
/* CRTC inactive means vblank IRQ is disabled, send event directly */
spin_lock_irq(&drm->event_lock);