summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/ast/ast_mode.c1
-rw-r--r--drivers/gpu/drm/drm_connector.c5
-rw-r--r--drivers/gpu/drm/drm_sysfs.c3
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp.c3
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_context.c5
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c56
-rw-r--r--drivers/gpu/drm/i915/i915_ioc32.c14
-rw-r--r--drivers/gpu/drm/i915/i915_params.c2
-rw-r--r--drivers/gpu/drm/i915/i915_perf.c3
-rw-r--r--drivers/gpu/drm/i915/i915_query.c62
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h2
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_hdmi.h2
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_hdmi_ddc_clk.c2
13 files changed, 88 insertions, 72 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index 7d39b858c9f1..3a3a511670c9 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -226,6 +226,7 @@ static void ast_set_vbios_color_reg(struct ast_private *ast,
case 3:
case 4:
color_index = TrueCModeIndex;
+ break;
default:
return;
}
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index b1099e1251a2..d877ddc6dc57 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -27,6 +27,7 @@
#include <drm/drm_print.h>
#include <drm/drm_drv.h>
#include <drm/drm_file.h>
+#include <drm/drm_sysfs.h>
#include <linux/uaccess.h>
@@ -523,6 +524,10 @@ int drm_connector_register(struct drm_connector *connector)
drm_mode_object_register(connector->dev, &connector->base);
connector->registration_state = DRM_CONNECTOR_REGISTERED;
+
+ /* Let userspace know we have a new connector */
+ drm_sysfs_hotplug_event(connector->dev);
+
goto unlock;
err_debugfs:
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 939f0032aab1..f0336c804639 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -291,9 +291,6 @@ int drm_sysfs_connector_add(struct drm_connector *connector)
return PTR_ERR(connector->kdev);
}
- /* Let userspace know we have a new connector */
- drm_sysfs_hotplug_event(dev);
-
if (connector->ddc)
return sysfs_create_link(&connector->kdev->kobj,
&connector->ddc->dev.kobj, "ddc");
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 40d42dcff0b7..ed9e53c373a7 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -5206,6 +5206,9 @@ void intel_read_dp_sdp(struct intel_encoder *encoder,
struct intel_crtc_state *crtc_state,
unsigned int type)
{
+ if (encoder->type != INTEL_OUTPUT_DDI)
+ return;
+
switch (type) {
case DP_SDP_VSC:
intel_read_dp_vsc_sdp(encoder, crtc_state,
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index f5d59d18cd5b..30c229fcb404 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -1921,11 +1921,6 @@ get_engines(struct i915_gem_context *ctx,
}
user = u64_to_user_ptr(args->value);
- if (!access_ok(user, size)) {
- err = -EFAULT;
- goto err_free;
- }
-
if (put_user(0, &user->extensions)) {
err = -EFAULT;
goto err_free;
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 3ce185670ca4..db8eb1c6afe9 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -1988,6 +1988,38 @@ static const struct dma_fence_work_ops eb_parse_ops = {
.release = __eb_parse_release,
};
+static inline int
+__parser_mark_active(struct i915_vma *vma,
+ struct intel_timeline *tl,
+ struct dma_fence *fence)
+{
+ struct intel_gt_buffer_pool_node *node = vma->private;
+
+ return i915_active_ref(&node->active, tl, fence);
+}
+
+static int
+parser_mark_active(struct eb_parse_work *pw, struct intel_timeline *tl)
+{
+ int err;
+
+ mutex_lock(&tl->mutex);
+
+ err = __parser_mark_active(pw->shadow, tl, &pw->base.dma);
+ if (err)
+ goto unlock;
+
+ if (pw->trampoline) {
+ err = __parser_mark_active(pw->trampoline, tl, &pw->base.dma);
+ if (err)
+ goto unlock;
+ }
+
+unlock:
+ mutex_unlock(&tl->mutex);
+ return err;
+}
+
static int eb_parse_pipeline(struct i915_execbuffer *eb,
struct i915_vma *shadow,
struct i915_vma *trampoline)
@@ -2022,20 +2054,25 @@ static int eb_parse_pipeline(struct i915_execbuffer *eb,
pw->shadow = shadow;
pw->trampoline = trampoline;
+ /* Mark active refs early for this worker, in case we get interrupted */
+ err = parser_mark_active(pw, eb->context->timeline);
+ if (err)
+ goto err_commit;
+
err = dma_resv_lock_interruptible(pw->batch->resv, NULL);
if (err)
- goto err_trampoline;
+ goto err_commit;
err = dma_resv_reserve_shared(pw->batch->resv, 1);
if (err)
- goto err_batch_unlock;
+ goto err_commit_unlock;
/* Wait for all writes (and relocs) into the batch to complete */
err = i915_sw_fence_await_reservation(&pw->base.chain,
pw->batch->resv, NULL, false,
0, I915_FENCE_GFP);
if (err < 0)
- goto err_batch_unlock;
+ goto err_commit_unlock;
/* Keep the batch alive and unwritten as we parse */
dma_resv_add_shared_fence(pw->batch->resv, &pw->base.dma);
@@ -2050,11 +2087,13 @@ static int eb_parse_pipeline(struct i915_execbuffer *eb,
dma_fence_work_commit_imm(&pw->base);
return 0;
-err_batch_unlock:
+err_commit_unlock:
dma_resv_unlock(pw->batch->resv);
-err_trampoline:
- if (trampoline)
- i915_active_release(&trampoline->active);
+err_commit:
+ i915_sw_fence_set_error_once(&pw->base.chain, err);
+ dma_fence_work_commit_imm(&pw->base);
+ return err;
+
err_shadow:
i915_active_release(&shadow->active);
err_batch:
@@ -2100,6 +2139,7 @@ static int eb_parse(struct i915_execbuffer *eb)
goto err;
}
i915_gem_object_set_readonly(shadow->obj);
+ shadow->private = pool;
trampoline = NULL;
if (CMDPARSER_USES_GGTT(eb->i915)) {
@@ -2113,6 +2153,7 @@ static int eb_parse(struct i915_execbuffer *eb)
shadow = trampoline;
goto err_shadow;
}
+ shadow->private = pool;
eb->batch_flags |= I915_DISPATCH_SECURE;
}
@@ -2129,7 +2170,6 @@ static int eb_parse(struct i915_execbuffer *eb)
eb->trampoline = trampoline;
eb->batch_start_offset = 0;
- shadow->private = pool;
return 0;
err_trampoline:
diff --git a/drivers/gpu/drm/i915/i915_ioc32.c b/drivers/gpu/drm/i915/i915_ioc32.c
index 8e45ca3d2ede..55b97c3a3dde 100644
--- a/drivers/gpu/drm/i915/i915_ioc32.c
+++ b/drivers/gpu/drm/i915/i915_ioc32.c
@@ -47,20 +47,16 @@ static int compat_i915_getparam(struct file *file, unsigned int cmd,
unsigned long arg)
{
struct drm_i915_getparam32 req32;
- drm_i915_getparam_t __user *request;
+ struct drm_i915_getparam req;
if (copy_from_user(&req32, (void __user *)arg, sizeof(req32)))
return -EFAULT;
- request = compat_alloc_user_space(sizeof(*request));
- if (!access_ok(request, sizeof(*request)) ||
- __put_user(req32.param, &request->param) ||
- __put_user((void __user *)(unsigned long)req32.value,
- &request->value))
- return -EFAULT;
+ req.param = req32.param;
+ req.value = compat_ptr(req32.value);
- return drm_ioctl(file, DRM_IOCTL_I915_GETPARAM,
- (unsigned long)request);
+ return drm_ioctl_kernel(file, i915_getparam_ioctl, &req,
+ DRM_RENDER_ALLOW);
}
static drm_ioctl_compat_t *i915_compat_ioctls[] = {
diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index a3dde770226d..02559da61e6e 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -65,7 +65,7 @@ i915_param_named_unsafe(vbt_sdvo_panel_type, int, 0400,
"Override/Ignore selection of SDVO panel mode in the VBT "
"(-2=ignore, -1=auto [default], index in VBT BIOS table)");
-i915_param_named_unsafe(reset, int, 0600,
+i915_param_named_unsafe(reset, uint, 0600,
"Attempt GPU resets (0=disabled, 1=full gpu reset, 2=engine reset [default])");
i915_param_named_unsafe(vbt_firmware, charp, 0400,
diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
index 665bb076e84d..25329b7600c9 100644
--- a/drivers/gpu/drm/i915/i915_perf.c
+++ b/drivers/gpu/drm/i915/i915_perf.c
@@ -3896,9 +3896,6 @@ static struct i915_oa_reg *alloc_oa_regs(struct i915_perf *perf,
if (!n_regs)
return NULL;
- if (!access_ok(regs, n_regs * sizeof(u32) * 2))
- return ERR_PTR(-EFAULT);
-
/* No is_valid function means we're not allowing any register to be programmed. */
GEM_BUG_ON(!is_valid);
if (!is_valid)
diff --git a/drivers/gpu/drm/i915/i915_query.c b/drivers/gpu/drm/i915/i915_query.c
index ef25ce6e395e..e75c528ebbe0 100644
--- a/drivers/gpu/drm/i915/i915_query.c
+++ b/drivers/gpu/drm/i915/i915_query.c
@@ -25,10 +25,6 @@ static int copy_query_item(void *query_hdr, size_t query_sz,
query_sz))
return -EFAULT;
- if (!access_ok(u64_to_user_ptr(query_item->data_ptr),
- total_length))
- return -EFAULT;
-
return 0;
}
@@ -72,20 +68,20 @@ static int query_topology_info(struct drm_i915_private *dev_priv,
topo.eu_offset = slice_length + subslice_length;
topo.eu_stride = sseu->eu_stride;
- if (__copy_to_user(u64_to_user_ptr(query_item->data_ptr),
+ if (copy_to_user(u64_to_user_ptr(query_item->data_ptr),
&topo, sizeof(topo)))
return -EFAULT;
- if (__copy_to_user(u64_to_user_ptr(query_item->data_ptr + sizeof(topo)),
+ if (copy_to_user(u64_to_user_ptr(query_item->data_ptr + sizeof(topo)),
&sseu->slice_mask, slice_length))
return -EFAULT;
- if (__copy_to_user(u64_to_user_ptr(query_item->data_ptr +
+ if (copy_to_user(u64_to_user_ptr(query_item->data_ptr +
sizeof(topo) + slice_length),
sseu->subslice_mask, subslice_length))
return -EFAULT;
- if (__copy_to_user(u64_to_user_ptr(query_item->data_ptr +
+ if (copy_to_user(u64_to_user_ptr(query_item->data_ptr +
sizeof(topo) +
slice_length + subslice_length),
sseu->eu_mask, eu_length))
@@ -131,14 +127,14 @@ query_engine_info(struct drm_i915_private *i915,
info.engine.engine_instance = engine->uabi_instance;
info.capabilities = engine->uabi_capabilities;
- if (__copy_to_user(info_ptr, &info, sizeof(info)))
+ if (copy_to_user(info_ptr, &info, sizeof(info)))
return -EFAULT;
query.num_engines++;
info_ptr++;
}
- if (__copy_to_user(query_ptr, &query, sizeof(query)))
+ if (copy_to_user(query_ptr, &query, sizeof(query)))
return -EFAULT;
return len;
@@ -158,10 +154,6 @@ static int can_copy_perf_config_registers_or_number(u32 user_n_regs,
if (user_n_regs < kernel_n_regs)
return -EINVAL;
- if (!access_ok(u64_to_user_ptr(user_regs_ptr),
- 2 * sizeof(u32) * kernel_n_regs))
- return -EFAULT;
-
return 0;
}
@@ -170,6 +162,7 @@ static int copy_perf_config_registers_or_number(const struct i915_oa_reg *kernel
u64 user_regs_ptr,
u32 *user_n_regs)
{
+ u32 __user *p = u64_to_user_ptr(user_regs_ptr);
u32 r;
if (*user_n_regs == 0) {
@@ -179,25 +172,19 @@ static int copy_perf_config_registers_or_number(const struct i915_oa_reg *kernel
*user_n_regs = kernel_n_regs;
- for (r = 0; r < kernel_n_regs; r++) {
- u32 __user *user_reg_ptr =
- u64_to_user_ptr(user_regs_ptr + sizeof(u32) * r * 2);
- u32 __user *user_val_ptr =
- u64_to_user_ptr(user_regs_ptr + sizeof(u32) * r * 2 +
- sizeof(u32));
- int ret;
-
- ret = __put_user(i915_mmio_reg_offset(kernel_regs[r].addr),
- user_reg_ptr);
- if (ret)
- return -EFAULT;
+ if (!user_write_access_begin(p, 2 * sizeof(u32) * kernel_n_regs))
+ return -EFAULT;
- ret = __put_user(kernel_regs[r].value, user_val_ptr);
- if (ret)
- return -EFAULT;
+ for (r = 0; r < kernel_n_regs; r++, p += 2) {
+ unsafe_put_user(i915_mmio_reg_offset(kernel_regs[r].addr),
+ p, Efault);
+ unsafe_put_user(kernel_regs[r].value, p + 1, Efault);
}
-
+ user_write_access_end();
return 0;
+Efault:
+ user_write_access_end();
+ return -EFAULT;
}
static int query_perf_config_data(struct drm_i915_private *i915,
@@ -233,10 +220,7 @@ static int query_perf_config_data(struct drm_i915_private *i915,
return -EINVAL;
}
- if (!access_ok(user_query_config_ptr, total_size))
- return -EFAULT;
-
- if (__get_user(flags, &user_query_config_ptr->flags))
+ if (get_user(flags, &user_query_config_ptr->flags))
return -EFAULT;
if (flags != 0)
@@ -249,7 +233,7 @@ static int query_perf_config_data(struct drm_i915_private *i915,
BUILD_BUG_ON(sizeof(user_query_config_ptr->uuid) >= sizeof(uuid));
memset(&uuid, 0, sizeof(uuid));
- if (__copy_from_user(uuid, user_query_config_ptr->uuid,
+ if (copy_from_user(uuid, user_query_config_ptr->uuid,
sizeof(user_query_config_ptr->uuid)))
return -EFAULT;
@@ -263,7 +247,7 @@ static int query_perf_config_data(struct drm_i915_private *i915,
}
rcu_read_unlock();
} else {
- if (__get_user(config_id, &user_query_config_ptr->config))
+ if (get_user(config_id, &user_query_config_ptr->config))
return -EFAULT;
oa_config = i915_perf_get_oa_config(perf, config_id);
@@ -271,8 +255,7 @@ static int query_perf_config_data(struct drm_i915_private *i915,
if (!oa_config)
return -ENOENT;
- if (__copy_from_user(&user_config, user_config_ptr,
- sizeof(user_config))) {
+ if (copy_from_user(&user_config, user_config_ptr, sizeof(user_config))) {
ret = -EFAULT;
goto out;
}
@@ -318,8 +301,7 @@ static int query_perf_config_data(struct drm_i915_private *i915,
memcpy(user_config.uuid, oa_config->uuid, sizeof(user_config.uuid));
- if (__copy_to_user(user_config_ptr, &user_config,
- sizeof(user_config))) {
+ if (copy_to_user(user_config_ptr, &user_config, sizeof(user_config))) {
ret = -EFAULT;
goto out;
}
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 6c076a24eb82..7717581350bd 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -186,7 +186,7 @@ typedef struct {
#define INVALID_MMIO_REG _MMIO(0)
-static inline u32 i915_mmio_reg_offset(i915_reg_t reg)
+static __always_inline u32 i915_mmio_reg_offset(i915_reg_t reg)
{
return reg.reg;
}
diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi.h b/drivers/gpu/drm/sun4i/sun4i_hdmi.h
index 7ad3f06c127e..00ca35f07ba5 100644
--- a/drivers/gpu/drm/sun4i/sun4i_hdmi.h
+++ b/drivers/gpu/drm/sun4i/sun4i_hdmi.h
@@ -148,7 +148,7 @@
#define SUN4I_HDMI_DDC_CMD_IMPLICIT_WRITE 3
#define SUN4I_HDMI_DDC_CLK_REG 0x528
-#define SUN4I_HDMI_DDC_CLK_M(m) (((m) & 0x7) << 3)
+#define SUN4I_HDMI_DDC_CLK_M(m) (((m) & 0xf) << 3)
#define SUN4I_HDMI_DDC_CLK_N(n) ((n) & 0x7)
#define SUN4I_HDMI_DDC_LINE_CTRL_REG 0x540
diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_ddc_clk.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_ddc_clk.c
index 2ff780114106..12430b9d4e93 100644
--- a/drivers/gpu/drm/sun4i/sun4i_hdmi_ddc_clk.c
+++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_ddc_clk.c
@@ -33,7 +33,7 @@ static unsigned long sun4i_ddc_calc_divider(unsigned long rate,
unsigned long best_rate = 0;
u8 best_m = 0, best_n = 0, _m, _n;
- for (_m = 0; _m < 8; _m++) {
+ for (_m = 0; _m < 16; _m++) {
for (_n = 0; _n < 8; _n++) {
unsigned long tmp_rate;
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-25 21:40:55 +0000