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Diffstat (limited to 'drivers/gpu/drm/i915/soc')
-rw-r--r--drivers/gpu/drm/i915/soc/intel_dram.c15
-rw-r--r--drivers/gpu/drm/i915/soc/intel_dram.h1
-rw-r--r--drivers/gpu/drm/i915/soc/intel_gmch.c1
-rw-r--r--drivers/gpu/drm/i915/soc/intel_rom.c7
-rw-r--r--drivers/gpu/drm/i915/soc/intel_rom.h6
5 files changed, 19 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/soc/intel_dram.c b/drivers/gpu/drm/i915/soc/intel_dram.c
index edffaed8f9a7..3e588762709a 100644
--- a/drivers/gpu/drm/i915/soc/intel_dram.c
+++ b/drivers/gpu/drm/i915/soc/intel_dram.c
@@ -6,6 +6,7 @@
#include <linux/string_helpers.h>
#include <drm/drm_managed.h>
+#include <drm/drm_print.h>
#include "../display/intel_display_core.h" /* FIXME */
@@ -335,7 +336,7 @@ static bool
skl_is_16gb_dimm(const struct dram_dimm_info *dimm)
{
/* Convert total Gb to Gb per DRAM device */
- return dimm->size / (intel_dimm_num_devices(dimm) ?: 1) == 16;
+ return dimm->size / (intel_dimm_num_devices(dimm) ?: 1) >= 16;
}
static void
@@ -354,7 +355,7 @@ skl_dram_get_dimm_info(struct drm_i915_private *i915,
}
drm_dbg_kms(&i915->drm,
- "CH%u DIMM %c size: %u Gb, width: X%u, ranks: %u, 16Gb DIMMs: %s\n",
+ "CH%u DIMM %c size: %u Gb, width: X%u, ranks: %u, 16Gb+ DIMMs: %s\n",
channel, dimm_name, dimm->size, dimm->width, dimm->ranks,
str_yes_no(skl_is_16gb_dimm(dimm)));
}
@@ -384,7 +385,7 @@ skl_dram_get_channel_info(struct drm_i915_private *i915,
ch->is_16gb_dimm = skl_is_16gb_dimm(&ch->dimm_l) ||
skl_is_16gb_dimm(&ch->dimm_s);
- drm_dbg_kms(&i915->drm, "CH%u ranks: %u, 16Gb DIMMs: %s\n",
+ drm_dbg_kms(&i915->drm, "CH%u ranks: %u, 16Gb+ DIMMs: %s\n",
channel, ch->ranks, str_yes_no(ch->is_16gb_dimm));
return 0;
@@ -406,7 +407,7 @@ skl_dram_get_channels_info(struct drm_i915_private *i915, struct dram_info *dram
u32 val;
int ret;
- /* Assume 16Gb DIMMs are present until proven otherwise */
+ /* Assume 16Gb+ DIMMs are present until proven otherwise */
dram_info->has_16gb_dimms = true;
val = intel_uncore_read(&i915->uncore,
@@ -438,7 +439,7 @@ skl_dram_get_channels_info(struct drm_i915_private *i915, struct dram_info *dram
drm_dbg_kms(&i915->drm, "Memory configuration is symmetric? %s\n",
str_yes_no(dram_info->symmetric_memory));
- drm_dbg_kms(&i915->drm, "16Gb DIMMs: %s\n",
+ drm_dbg_kms(&i915->drm, "16Gb+ DIMMs: %s\n",
str_yes_no(dram_info->has_16gb_dimms));
return 0;
@@ -685,6 +686,7 @@ static int gen12_get_dram_info(struct drm_i915_private *i915, struct dram_info *
static int xelpdp_get_dram_info(struct drm_i915_private *i915, struct dram_info *dram_info)
{
+ struct intel_display *display = i915->display;
u32 val = intel_uncore_read(&i915->uncore, MTL_MEM_SS_INFO_GLOBAL);
switch (REG_FIELD_GET(MTL_DDR_TYPE_MASK, val)) {
@@ -723,6 +725,9 @@ static int xelpdp_get_dram_info(struct drm_i915_private *i915, struct dram_info
dram_info->num_qgv_points = REG_FIELD_GET(MTL_N_OF_ENABLED_QGV_POINTS_MASK, val);
/* PSF GV points not supported in D14+ */
+ if (DISPLAY_VER(display) >= 35)
+ dram_info->ecc_impacting_de_bw = REG_FIELD_GET(XE3P_ECC_IMPACTING_DE, val);
+
return 0;
}
diff --git a/drivers/gpu/drm/i915/soc/intel_dram.h b/drivers/gpu/drm/i915/soc/intel_dram.h
index 03a973f1c941..8475ee379daa 100644
--- a/drivers/gpu/drm/i915/soc/intel_dram.h
+++ b/drivers/gpu/drm/i915/soc/intel_dram.h
@@ -30,6 +30,7 @@ struct dram_info {
u8 num_channels;
u8 num_qgv_points;
u8 num_psf_gv_points;
+ bool ecc_impacting_de_bw; /* Only valid from Xe3p_LPD onward. */
bool symmetric_memory;
bool has_16gb_dimms;
};
diff --git a/drivers/gpu/drm/i915/soc/intel_gmch.c b/drivers/gpu/drm/i915/soc/intel_gmch.c
index f210c9655b53..271da30c8290 100644
--- a/drivers/gpu/drm/i915/soc/intel_gmch.c
+++ b/drivers/gpu/drm/i915/soc/intel_gmch.c
@@ -8,6 +8,7 @@
#include <linux/vgaarb.h>
#include <drm/drm_managed.h>
+#include <drm/drm_print.h>
#include <drm/intel/i915_drm.h>
#include "../display/intel_display_core.h" /* FIXME */
diff --git a/drivers/gpu/drm/i915/soc/intel_rom.c b/drivers/gpu/drm/i915/soc/intel_rom.c
index 243d98cab8c3..2f17dc856e7f 100644
--- a/drivers/gpu/drm/i915/soc/intel_rom.c
+++ b/drivers/gpu/drm/i915/soc/intel_rom.c
@@ -39,8 +39,9 @@ static u16 spi_read16(struct intel_rom *rom, loff_t offset)
return spi_read32(rom, offset) & 0xffff;
}
-struct intel_rom *intel_rom_spi(struct drm_i915_private *i915)
+struct intel_rom *intel_rom_spi(struct drm_device *drm)
{
+ struct drm_i915_private *i915 = to_i915(drm);
struct intel_rom *rom;
u32 static_region;
@@ -85,7 +86,7 @@ static void pci_free(struct intel_rom *rom)
pci_unmap_rom(rom->pdev, rom->oprom);
}
-struct intel_rom *intel_rom_pci(struct drm_i915_private *i915)
+struct intel_rom *intel_rom_pci(struct drm_device *drm)
{
struct intel_rom *rom;
@@ -93,7 +94,7 @@ struct intel_rom *intel_rom_pci(struct drm_i915_private *i915)
if (!rom)
return NULL;
- rom->pdev = to_pci_dev(i915->drm.dev);
+ rom->pdev = to_pci_dev(drm->dev);
rom->oprom = pci_map_rom(rom->pdev, &rom->size);
if (!rom->oprom) {
diff --git a/drivers/gpu/drm/i915/soc/intel_rom.h b/drivers/gpu/drm/i915/soc/intel_rom.h
index fb2979c8ef7f..4e59a375787e 100644
--- a/drivers/gpu/drm/i915/soc/intel_rom.h
+++ b/drivers/gpu/drm/i915/soc/intel_rom.h
@@ -8,11 +8,11 @@
#include <linux/types.h>
-struct drm_i915_private;
+struct drm_device;
struct intel_rom;
-struct intel_rom *intel_rom_spi(struct drm_i915_private *i915);
-struct intel_rom *intel_rom_pci(struct drm_i915_private *i915);
+struct intel_rom *intel_rom_spi(struct drm_device *drm);
+struct intel_rom *intel_rom_pci(struct drm_device *drm);
u32 intel_rom_read32(struct intel_rom *rom, loff_t offset);
u16 intel_rom_read16(struct intel_rom *rom, loff_t offset);