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drm/i915/dmc: Rename functions names having "csr"

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No functional change.

Cc: Jani Nikula <jani.nikula@linux.intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210518213444.11420-5-anusha.srivatsa@intel.com
This commit is contained in:
Anusha Srivatsa 2021-05-18 14:34:43 -07:00 committed by Lucas De Marchi
parent 0633cdcbaa
commit 74ff150d98
5 changed files with 54 additions and 54 deletions
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64
drivers/gpu/drm/i915/display/intel_csr.c
View File

@ -302,14 +302,14 @@ static void gen9_set_dc_state_debugmask(struct drm_i915_private *dev_priv)
}
/**
* intel_csr_load_program() - write the firmware from memory to register.
* intel_dmc_load_program() - write the firmware from memory to register.
* @dev_priv: i915 drm device.
*
* CSR firmware is read from a .bin file and kept in internal memory one time.
* DMC firmware is read from a .bin file and kept in internal memory one time.
* Everytime display comes back from low power state this function is called to
* copy the firmware from internal memory to registers.
*/
void intel_csr_load_program(struct drm_i915_private *dev_priv)
void intel_dmc_load_program(struct drm_i915_private *dev_priv)
{
u32 *payload = dev_priv->dmc.dmc_payload;
u32 i, fw_size;
@ -391,9 +391,9 @@ static u32 find_dmc_fw_offset(const struct intel_fw_info *fw_info,
return dmc_offset;
}
static u32 parse_csr_fw_dmc(struct intel_dmc *dmc,
const struct intel_dmc_header_base *dmc_header,
size_t rem_size)
static u32 parse_dmc_fw_header(struct intel_dmc *dmc,
const struct intel_dmc_header_base *dmc_header,
size_t rem_size)
{
unsigned int header_len_bytes, dmc_header_size, payload_size, i;
const u32 *mmioaddr, *mmiodata;
@ -498,7 +498,7 @@ error_truncated:
}
static u32
parse_csr_fw_package(struct intel_dmc *dmc,
parse_dmc_fw_package(struct intel_dmc *dmc,
const struct intel_package_header *package_header,
const struct stepping_info *si,
size_t rem_size)
@ -557,7 +557,7 @@ error_truncated:
}
/* Return number of bytes parsed or 0 on error */
static u32 parse_csr_fw_css(struct intel_dmc *dmc,
static u32 parse_dmc_fw_css(struct intel_dmc *dmc,
struct intel_css_header *css_header,
size_t rem_size)
{
@ -590,7 +590,7 @@ static u32 parse_csr_fw_css(struct intel_dmc *dmc,
return sizeof(struct intel_css_header);
}
static void parse_csr_fw(struct drm_i915_private *dev_priv,
static void parse_dmc_fw(struct drm_i915_private *dev_priv,
const struct firmware *fw)
{
struct intel_css_header *css_header;
@ -606,7 +606,7 @@ static void parse_csr_fw(struct drm_i915_private *dev_priv,
/* Extract CSS Header information */
css_header = (struct intel_css_header *)fw->data;
r = parse_csr_fw_css(dmc, css_header, fw->size);
r = parse_dmc_fw_css(dmc, css_header, fw->size);
if (!r)
return;
@ -614,7 +614,7 @@ static void parse_csr_fw(struct drm_i915_private *dev_priv,
/* Extract Package Header information */
package_header = (struct intel_package_header *)&fw->data[readcount];
r = parse_csr_fw_package(dmc, package_header, si, fw->size - readcount);
r = parse_dmc_fw_package(dmc, package_header, si, fw->size - readcount);
if (!r)
return;
@ -622,17 +622,17 @@ static void parse_csr_fw(struct drm_i915_private *dev_priv,
/* Extract dmc_header information */
dmc_header = (struct intel_dmc_header_base *)&fw->data[readcount];
parse_csr_fw_dmc(dmc, dmc_header, fw->size - readcount);
parse_dmc_fw_header(dmc, dmc_header, fw->size - readcount);
}
static void intel_csr_runtime_pm_get(struct drm_i915_private *dev_priv)
static void intel_dmc_runtime_pm_get(struct drm_i915_private *dev_priv)
{
drm_WARN_ON(&dev_priv->drm, dev_priv->dmc.wakeref);
dev_priv->dmc.wakeref =
intel_display_power_get(dev_priv, POWER_DOMAIN_INIT);
}
static void intel_csr_runtime_pm_put(struct drm_i915_private *dev_priv)
static void intel_dmc_runtime_pm_put(struct drm_i915_private *dev_priv)
{
intel_wakeref_t wakeref __maybe_unused =
fetch_and_zero(&dev_priv->dmc.wakeref);
@ -640,7 +640,7 @@ static void intel_csr_runtime_pm_put(struct drm_i915_private *dev_priv)
intel_display_power_put(dev_priv, POWER_DOMAIN_INIT, wakeref);
}
static void csr_load_work_fn(struct work_struct *work)
static void dmc_load_work_fn(struct work_struct *work)
{
struct drm_i915_private *dev_priv;
struct intel_dmc *dmc;
@ -650,11 +650,11 @@ static void csr_load_work_fn(struct work_struct *work)
dmc = &dev_priv->dmc;
request_firmware(&fw, dev_priv->dmc.fw_path, dev_priv->drm.dev);
parse_csr_fw(dev_priv, fw);
parse_dmc_fw(dev_priv, fw);
if (dev_priv->dmc.dmc_payload) {
intel_csr_load_program(dev_priv);
intel_csr_runtime_pm_put(dev_priv);
intel_dmc_load_program(dev_priv);
intel_dmc_runtime_pm_put(dev_priv);
drm_info(&dev_priv->drm,
"Finished loading DMC firmware %s (v%u.%u)\n",
@ -673,17 +673,17 @@ static void csr_load_work_fn(struct work_struct *work)
}
/**
* intel_csr_ucode_init() - initialize the firmware loading.
* intel_dmc_ucode_init() - initialize the firmware loading.
* @dev_priv: i915 drm device.
*
* This function is called at the time of loading the display driver to read
* firmware from a .bin file and copied into a internal memory.
*/
void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
void intel_dmc_ucode_init(struct drm_i915_private *dev_priv)
{
struct intel_dmc *dmc = &dev_priv->dmc;
INIT_WORK(&dev_priv->dmc.work, csr_load_work_fn);
INIT_WORK(&dev_priv->dmc.work, dmc_load_work_fn);
if (!HAS_DMC(dev_priv))
return;
@ -696,7 +696,7 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
* suspend as runtime suspend *requires* a working DMC for whatever
* reason.
*/
intel_csr_runtime_pm_get(dev_priv);
intel_dmc_runtime_pm_get(dev_priv);
if (IS_ALDERLAKE_S(dev_priv)) {
dmc->fw_path = ADLS_DMC_PATH;
@ -766,14 +766,14 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
}
/**
* intel_csr_ucode_suspend() - prepare CSR firmware before system suspend
* intel_dmc_ucode_suspend() - prepare DMC firmware before system suspend
* @dev_priv: i915 drm device
*
* Prepare the DMC firmware before entering system suspend. This includes
* flushing pending work items and releasing any resources acquired during
* init.
*/
void intel_csr_ucode_suspend(struct drm_i915_private *dev_priv)
void intel_dmc_ucode_suspend(struct drm_i915_private *dev_priv)
{
if (!HAS_DMC(dev_priv))
return;
@ -782,17 +782,17 @@ void intel_csr_ucode_suspend(struct drm_i915_private *dev_priv)
/* Drop the reference held in case DMC isn't loaded. */
if (!dev_priv->dmc.dmc_payload)
intel_csr_runtime_pm_put(dev_priv);
intel_dmc_runtime_pm_put(dev_priv);
}
/**
* intel_csr_ucode_resume() - init CSR firmware during system resume
* intel_dmc_ucode_resume() - init DMC firmware during system resume
* @dev_priv: i915 drm device
*
* Reinitialize the DMC firmware during system resume, reacquiring any
* resources released in intel_csr_ucode_suspend().
* resources released in intel_dmc_ucode_suspend().
*/
void intel_csr_ucode_resume(struct drm_i915_private *dev_priv)
void intel_dmc_ucode_resume(struct drm_i915_private *dev_priv)
{
if (!HAS_DMC(dev_priv))
return;
@ -802,22 +802,22 @@ void intel_csr_ucode_resume(struct drm_i915_private *dev_priv)
* loaded.
*/
if (!dev_priv->dmc.dmc_payload)
intel_csr_runtime_pm_get(dev_priv);
intel_dmc_runtime_pm_get(dev_priv);
}
/**
* intel_csr_ucode_fini() - unload the CSR firmware.
* intel_dmc_ucode_fini() - unload the DMC firmware.
* @dev_priv: i915 drm device.
*
* Firmmware unloading includes freeing the internal memory and reset the
* firmware loading status.
*/
void intel_csr_ucode_fini(struct drm_i915_private *dev_priv)
void intel_dmc_ucode_fini(struct drm_i915_private *dev_priv)
{
if (!HAS_DMC(dev_priv))
return;
intel_csr_ucode_suspend(dev_priv);
intel_dmc_ucode_suspend(dev_priv);
drm_WARN_ON(&dev_priv->drm, dev_priv->dmc.wakeref);
kfree(dev_priv->dmc.dmc_payload);

10
drivers/gpu/drm/i915/display/intel_csr.h
View File

@ -12,10 +12,10 @@ struct drm_i915_private;
#define DMC_VERSION_MAJOR(version) ((version) >> 16)
#define DMC_VERSION_MINOR(version) ((version) & 0xffff)
void intel_csr_ucode_init(struct drm_i915_private *i915);
void intel_csr_load_program(struct drm_i915_private *i915);
void intel_csr_ucode_fini(struct drm_i915_private *i915);
void intel_csr_ucode_suspend(struct drm_i915_private *i915);
void intel_csr_ucode_resume(struct drm_i915_private *i915);
void intel_dmc_ucode_init(struct drm_i915_private *i915);
void intel_dmc_load_program(struct drm_i915_private *i915);
void intel_dmc_ucode_fini(struct drm_i915_private *i915);
void intel_dmc_ucode_suspend(struct drm_i915_private *i915);
void intel_dmc_ucode_resume(struct drm_i915_private *i915);
#endif /* __INTEL_CSR_H__ */

14
drivers/gpu/drm/i915/display/intel_display.c
View File

@ -12185,7 +12185,7 @@ int intel_modeset_init_noirq(struct drm_i915_private *i915)
if (!HAS_DISPLAY(i915))
return 0;
intel_csr_ucode_init(i915);
intel_dmc_ucode_init(i915);
i915->modeset_wq = alloc_ordered_workqueue("i915_modeset", 0);
i915->flip_wq = alloc_workqueue("i915_flip", WQ_HIGHPRI |
@ -12197,15 +12197,15 @@ int intel_modeset_init_noirq(struct drm_i915_private *i915)
ret = intel_cdclk_init(i915);
if (ret)
goto cleanup_vga_client_pw_domain_csr;
goto cleanup_vga_client_pw_domain_dmc;
ret = intel_dbuf_init(i915);
if (ret)
goto cleanup_vga_client_pw_domain_csr;
goto cleanup_vga_client_pw_domain_dmc;
ret = intel_bw_init(i915);
if (ret)
goto cleanup_vga_client_pw_domain_csr;
goto cleanup_vga_client_pw_domain_dmc;
init_llist_head(&i915->atomic_helper.free_list);
INIT_WORK(&i915->atomic_helper.free_work,
@ -12217,8 +12217,8 @@ int intel_modeset_init_noirq(struct drm_i915_private *i915)
return 0;
cleanup_vga_client_pw_domain_csr:
intel_csr_ucode_fini(i915);
cleanup_vga_client_pw_domain_dmc:
intel_dmc_ucode_fini(i915);
intel_power_domains_driver_remove(i915);
intel_vga_unregister(i915);
cleanup_bios:
@ -13297,7 +13297,7 @@ void intel_modeset_driver_remove_noirq(struct drm_i915_private *i915)
/* part #3: call after gem init */
void intel_modeset_driver_remove_nogem(struct drm_i915_private *i915)
{
intel_csr_ucode_fini(i915);
intel_dmc_ucode_fini(i915);
intel_power_domains_driver_remove(i915);

14
drivers/gpu/drm/i915/display/intel_display_power.c
View File

@ -958,7 +958,7 @@ static void bxt_disable_dc9(struct drm_i915_private *dev_priv)
intel_pps_unlock_regs_wa(dev_priv);
}
static void assert_csr_loaded(struct drm_i915_private *dev_priv)
static void assert_dmc_loaded(struct drm_i915_private *dev_priv)
{
drm_WARN_ONCE(&dev_priv->drm,
!intel_de_read(dev_priv, DMC_PROGRAM(0)),
@ -1057,7 +1057,7 @@ static void assert_can_enable_dc5(struct drm_i915_private *dev_priv)
"DC5 already programmed to be enabled.\n");
assert_rpm_wakelock_held(&dev_priv->runtime_pm);
assert_csr_loaded(dev_priv);
assert_dmc_loaded(dev_priv);
}
static void gen9_enable_dc5(struct drm_i915_private *dev_priv)
@ -1084,7 +1084,7 @@ static void assert_can_enable_dc6(struct drm_i915_private *dev_priv)
DC_STATE_EN_UPTO_DC6),
"DC6 already programmed to be enabled.\n");
assert_csr_loaded(dev_priv);
assert_dmc_loaded(dev_priv);
}
static void skl_enable_dc6(struct drm_i915_private *dev_priv)
@ -5574,7 +5574,7 @@ static void skl_display_core_init(struct drm_i915_private *dev_priv,
gen9_dbuf_enable(dev_priv);
if (resume && dev_priv->dmc.dmc_payload)
intel_csr_load_program(dev_priv);
intel_dmc_load_program(dev_priv);
}
static void skl_display_core_uninit(struct drm_i915_private *dev_priv)
@ -5641,7 +5641,7 @@ static void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume
gen9_dbuf_enable(dev_priv);
if (resume && dev_priv->dmc.dmc_payload)
intel_csr_load_program(dev_priv);
intel_dmc_load_program(dev_priv);
}
static void bxt_display_core_uninit(struct drm_i915_private *dev_priv)
@ -5707,7 +5707,7 @@ static void cnl_display_core_init(struct drm_i915_private *dev_priv, bool resume
gen9_dbuf_enable(dev_priv);
if (resume && dev_priv->dmc.dmc_payload)
intel_csr_load_program(dev_priv);
intel_dmc_load_program(dev_priv);
}
static void cnl_display_core_uninit(struct drm_i915_private *dev_priv)
@ -5864,7 +5864,7 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
tgl_bw_buddy_init(dev_priv);
if (resume && dev_priv->dmc.dmc_payload)
intel_csr_load_program(dev_priv);
intel_dmc_load_program(dev_priv);
/* Wa_14011508470 */
if (DISPLAY_VER(dev_priv) == 12) {

6
drivers/gpu/drm/i915/i915_drv.c
View File

@ -1043,7 +1043,7 @@ void i915_driver_shutdown(struct drm_i915_private *i915)
intel_suspend_encoders(i915);
intel_shutdown_encoders(i915);
intel_csr_ucode_suspend(i915);
intel_dmc_ucode_suspend(i915);
/*
* The only requirement is to reboot with display DC states disabled,
@ -1124,7 +1124,7 @@ static int i915_drm_suspend(struct drm_device *dev)
dev_priv->suspend_count++;
intel_csr_ucode_suspend(dev_priv);
intel_dmc_ucode_suspend(dev_priv);
enable_rpm_wakeref_asserts(&dev_priv->runtime_pm);
@ -1226,7 +1226,7 @@ static int i915_drm_resume(struct drm_device *dev)
i915_ggtt_resume(&dev_priv->ggtt);
intel_csr_ucode_resume(dev_priv);
intel_dmc_ucode_resume(dev_priv);
i915_restore_display(dev_priv);
intel_pps_unlock_regs_wa(dev_priv);