On Wed, Apr 21, 2021 at 05:44:06AM -0400, Rodrigo Vivi wrote:
Although this abstraction removes the convenience of grepping
for the file name, it:
- makes addition easier.
- makes it easier to tweak global path when experiments are needed.
- get in sync with guc/huc, without getting overly abstracted.
- allows future junction with CSR_VERSION for simplicity.
- Enforces dmc file will never change this standard.

v2: define DMC_PATH inside .c (Lucas)

Cc: Fei Yang <[email protected]>
Cc: Jani Nikula <[email protected]>
Cc: Lucas De Marchi <[email protected]>
Signed-off-by: Rodrigo Vivi <[email protected]>
Reviewed-by: José Roberto de Souza <[email protected]> #v1


Reviewed-by: Lucas De Marchi <[email protected]>


Lucas De Marchi

---
drivers/gpu/drm/i915/display/intel_csr.c | 26 +++++++++++++++---------
1 file changed, 16 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_csr.c 
b/drivers/gpu/drm/i915/display/intel_csr.c
index 26a3c6787e9e..26a922d34263 100644
--- a/drivers/gpu/drm/i915/display/intel_csr.c
+++ b/drivers/gpu/drm/i915/display/intel_csr.c
@@ -38,50 +38,56 @@
 * low-power state and comes back to normal.
 */

+#define DMC_PATH(platform, major, minor) \
+       "i915/"                                \
+       __stringify(platform) "_dmc_ver" \
+       __stringify(major) "_"                 \
+       __stringify(minor) ".bin"
+
#define GEN12_CSR_MAX_FW_SIZE           ICL_CSR_MAX_FW_SIZE

-#define ADLS_CSR_PATH                  "i915/adls_dmc_ver2_01.bin"
+#define ADLS_CSR_PATH                  DMC_PATH(adls, 2, 01)
#define ADLS_CSR_VERSION_REQUIRED       CSR_VERSION(2, 1)
MODULE_FIRMWARE(ADLS_CSR_PATH);

-#define DG1_CSR_PATH                   "i915/dg1_dmc_ver2_02.bin"
+#define DG1_CSR_PATH                   DMC_PATH(dg1, 2, 02)
#define DG1_CSR_VERSION_REQUIRED        CSR_VERSION(2, 2)
MODULE_FIRMWARE(DG1_CSR_PATH);

-#define RKL_CSR_PATH                   "i915/rkl_dmc_ver2_02.bin"
+#define RKL_CSR_PATH                   DMC_PATH(rkl, 2, 02)
#define RKL_CSR_VERSION_REQUIRED        CSR_VERSION(2, 2)
MODULE_FIRMWARE(RKL_CSR_PATH);

-#define TGL_CSR_PATH                   "i915/tgl_dmc_ver2_08.bin"
+#define TGL_CSR_PATH                   DMC_PATH(tgl, 2, 08)
#define TGL_CSR_VERSION_REQUIRED        CSR_VERSION(2, 8)
MODULE_FIRMWARE(TGL_CSR_PATH);

-#define ICL_CSR_PATH                   "i915/icl_dmc_ver1_09.bin"
+#define ICL_CSR_PATH                   DMC_PATH(icl, 1, 09)
#define ICL_CSR_VERSION_REQUIRED        CSR_VERSION(1, 9)
#define ICL_CSR_MAX_FW_SIZE             0x6000
MODULE_FIRMWARE(ICL_CSR_PATH);

-#define CNL_CSR_PATH                   "i915/cnl_dmc_ver1_07.bin"
+#define CNL_CSR_PATH                   DMC_PATH(cnl, 1, 07)
#define CNL_CSR_VERSION_REQUIRED        CSR_VERSION(1, 7)
#define CNL_CSR_MAX_FW_SIZE             GLK_CSR_MAX_FW_SIZE
MODULE_FIRMWARE(CNL_CSR_PATH);

-#define GLK_CSR_PATH                   "i915/glk_dmc_ver1_04.bin"
+#define GLK_CSR_PATH                   DMC_PATH(glk, 1, 04)
#define GLK_CSR_VERSION_REQUIRED        CSR_VERSION(1, 4)
#define GLK_CSR_MAX_FW_SIZE             0x4000
MODULE_FIRMWARE(GLK_CSR_PATH);

-#define KBL_CSR_PATH                   "i915/kbl_dmc_ver1_04.bin"
+#define KBL_CSR_PATH                   DMC_PATH(kbl, 1, 04)
#define KBL_CSR_VERSION_REQUIRED        CSR_VERSION(1, 4)
#define KBL_CSR_MAX_FW_SIZE             BXT_CSR_MAX_FW_SIZE
MODULE_FIRMWARE(KBL_CSR_PATH);

-#define SKL_CSR_PATH                   "i915/skl_dmc_ver1_27.bin"
+#define SKL_CSR_PATH                   DMC_PATH(skl, 1, 27)
#define SKL_CSR_VERSION_REQUIRED        CSR_VERSION(1, 27)
#define SKL_CSR_MAX_FW_SIZE             BXT_CSR_MAX_FW_SIZE
MODULE_FIRMWARE(SKL_CSR_PATH);

-#define BXT_CSR_PATH                   "i915/bxt_dmc_ver1_07.bin"
+#define BXT_CSR_PATH                   DMC_PATH(bxt, 1, 07)
#define BXT_CSR_VERSION_REQUIRED        CSR_VERSION(1, 7)
#define BXT_CSR_MAX_FW_SIZE             0x3000
MODULE_FIRMWARE(BXT_CSR_PATH);
--
2.30.2

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