[PATCH 03/13] drm/i915/spi: add intel_spi_region map

Alexander Usyskin alexander.usyskin at intel.com
Thu Mar 28 12:22:26 UTC 2024


Add the dGFX spi region map and convey it via auxiliary device
to the spi child device.

CC: Rodrigo Vivi <rodrigo.vivi at intel.com>
CC: Lucas De Marchi <lucas.demarchi at intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin at intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler at intel.com>
---
 drivers/gpu/drm/i915/spi/intel_spi.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/i915/spi/intel_spi.c b/drivers/gpu/drm/i915/spi/intel_spi.c
index 17e4c7861ef5..8dd4065551e2 100644
--- a/drivers/gpu/drm/i915/spi/intel_spi.c
+++ b/drivers/gpu/drm/i915/spi/intel_spi.c
@@ -11,6 +11,13 @@
 
 #define GEN12_GUNIT_SPI_SIZE 0x80
 
+static const struct intel_dg_spi_region regions[INTEL_DG_SPI_REGIONS] = {
+	[0] = { .name = "DESCRIPTOR", },
+	[2] = { .name = "GSC", },
+	[11] = { .name = "OptionROM", },
+	[12] = { .name = "DAM", },
+};
+
 static void i915_spi_release_dev(struct device *dev)
 {
 }
@@ -31,6 +38,7 @@ void intel_spi_init(struct drm_i915_private *dev_priv)
 	spi->bar.end = spi->bar.start + GEN12_GUNIT_SPI_SIZE - 1;
 	spi->bar.flags = IORESOURCE_MEM;
 	spi->bar.desc = IORES_DESC_NONE;
+	spi->regions = regions;
 
 	aux_dev->name = "spi";
 	aux_dev->id = (pci_domain_nr(pdev->bus) << 16) |
-- 
2.34.1



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