From: Alex Deucher <alexander.deucher@xxxxxxx>
Currently the driver required 5 sets of ucode:
1. pfp - pre-fetch parser, part of the CP
2. me - micro engine, part of the CP
3. ce - constant engine, part of the CP
4. rlc - interrupt controller
5. mc - memory controller
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon.h | 1 +
drivers/gpu/drm/radeon/si.c | 155 +++++++++++++++++++++++++++++++++++++++
2 files changed, 156 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index f467fe5..f1c2f58 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1527,6 +1527,7 @@ struct radeon_device {
const struct firmware *pfp_fw; /* r6/700 PFP firmware */
const struct firmware *rlc_fw; /* r6/700 RLC firmware */
const struct firmware *mc_fw; /* NI MC firmware */
+ const struct firmware *ce_fw; /* SI CE firmware */
struct r600_blit r600_blit;
struct r600_vram_scratch vram_scratch;
int msi_enabled; /* msi enabled */
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 30b379e..0938c21 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -21,6 +21,10 @@
*
* Authors: Alex Deucher
*/
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/module.h>
#include "drmP.h"
#include "radeon.h"
#include "radeon_asic.h"
@@ -28,6 +32,28 @@
#include "sid.h"
#include "atom.h"
+#define SI_PFP_UCODE_SIZE 2144
+#define SI_PM4_UCODE_SIZE 2144
+#define SI_CE_UCODE_SIZE 2144
+#define SI_RLC_UCODE_SIZE 2048
+#define SI_MC_UCODE_SIZE 7769
+
+MODULE_FIRMWARE("radeon/TAHITI_pfp.bin");
+MODULE_FIRMWARE("radeon/TAHITI_me.bin");
+MODULE_FIRMWARE("radeon/TAHITI_ce.bin");
+MODULE_FIRMWARE("radeon/TAHITI_mc.bin");
+MODULE_FIRMWARE("radeon/TAHITI_rlc.bin");
+MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin");
+MODULE_FIRMWARE("radeon/PITCAIRN_me.bin");
+MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin");
+MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin");
+MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin");
+MODULE_FIRMWARE("radeon/VERDE_pfp.bin");
+MODULE_FIRMWARE("radeon/VERDE_me.bin");
+MODULE_FIRMWARE("radeon/VERDE_ce.bin");
+MODULE_FIRMWARE("radeon/VERDE_mc.bin");
+MODULE_FIRMWARE("radeon/VERDE_rlc.bin");
+
extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
@@ -51,6 +77,135 @@ int si_get_temp(struct radeon_device *rdev)
return actual_temp;
}
+static int si_init_microcode(struct radeon_device *rdev)
+{
+ struct platform_device *pdev;
+ const char *chip_name;
+ const char *rlc_chip_name;
+ size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size;
+ char fw_name[30];
+ int err;
+
+ DRM_DEBUG("\n");
+
+ pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
+ err = IS_ERR(pdev);
+ if (err) {
+ printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
+ return -EINVAL;
+ }
+
+ switch (rdev->family) {
+ case CHIP_TAHITI:
+ chip_name = "TAHITI";
+ rlc_chip_name = "TAHITI";
+ pfp_req_size = SI_PFP_UCODE_SIZE * 4;
+ me_req_size = SI_PM4_UCODE_SIZE * 4;
+ ce_req_size = SI_CE_UCODE_SIZE * 4;
+ rlc_req_size = SI_RLC_UCODE_SIZE * 4;
+ mc_req_size = SI_MC_UCODE_SIZE * 4;
+ break;
+ case CHIP_PITCAIRN:
+ chip_name = "PITCAIRN";
+ rlc_chip_name = "PITCAIRN";
+ pfp_req_size = SI_PFP_UCODE_SIZE * 4;
+ me_req_size = SI_PM4_UCODE_SIZE * 4;
+ ce_req_size = SI_CE_UCODE_SIZE * 4;
+ rlc_req_size = SI_RLC_UCODE_SIZE * 4;
+ mc_req_size = SI_MC_UCODE_SIZE * 4;
+ break;
+ case CHIP_VERDE:
+ chip_name = "VERDE";
+ rlc_chip_name = "VERDE";
+ pfp_req_size = SI_PFP_UCODE_SIZE * 4;
+ me_req_size = SI_PM4_UCODE_SIZE * 4;
+ ce_req_size = SI_CE_UCODE_SIZE * 4;
+ rlc_req_size = SI_RLC_UCODE_SIZE * 4;
+ mc_req_size = SI_MC_UCODE_SIZE * 4;
+ break;
+ default: BUG();
+ }
+
+ DRM_INFO("Loading %s Microcode\n", chip_name);
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
+ err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->pfp_fw->size != pfp_req_size) {
+ printk(KERN_ERR
+ "si_cp: Bogus length %zu in firmware \"%s\"\n",
+ rdev->pfp_fw->size, fw_name);
+ err = -EINVAL;
+ goto out;
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
+ err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->me_fw->size != me_req_size) {
+ printk(KERN_ERR
+ "si_cp: Bogus length %zu in firmware \"%s\"\n",
+ rdev->me_fw->size, fw_name);
+ err = -EINVAL;
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name);
+ err = request_firmware(&rdev->ce_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->ce_fw->size != ce_req_size) {
+ printk(KERN_ERR
+ "si_cp: Bogus length %zu in firmware \"%s\"\n",
+ rdev->ce_fw->size, fw_name);
+ err = -EINVAL;
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
+ err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->rlc_fw->size != rlc_req_size) {
+ printk(KERN_ERR
+ "si_rlc: Bogus length %zu in firmware \"%s\"\n",
+ rdev->rlc_fw->size, fw_name);
+ err = -EINVAL;
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
+ err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->mc_fw->size != mc_req_size) {
+ printk(KERN_ERR
+ "si_mc: Bogus length %zu in firmware \"%s\"\n",
+ rdev->mc_fw->size, fw_name);
+ err = -EINVAL;
+ }
+
+out:
+ platform_device_unregister(pdev);
+
+ if (err) {
+ if (err != -EINVAL)
+ printk(KERN_ERR
+ "si_cp: Failed to load firmware \"%s\"\n",
+ fw_name);
+ release_firmware(rdev->pfp_fw);
+ rdev->pfp_fw = NULL;
+ release_firmware(rdev->me_fw);
+ rdev->me_fw = NULL;
+ release_firmware(rdev->ce_fw);
+ rdev->ce_fw = NULL;
+ release_firmware(rdev->rlc_fw);
+ rdev->rlc_fw = NULL;
+ release_firmware(rdev->mc_fw);
+ rdev->mc_fw = NULL;
+ }
+ return err;
+}
+
/* watermark setup */
static u32 dce6_line_buffer_adjust(struct radeon_device *rdev,
struct radeon_crtc *radeon_crtc,
--
1.7.7.5
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