Message ID | 20210401112723.189107-7-eugen.hristev@microchip.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | media: atmel: atmel-isc: add support for xisc | expand |
Hi Eugen, I love your patch! Perhaps something to improve: [auto build test WARNING on linuxtv-media/master] [also build test WARNING on v5.12-rc5 next-20210401] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Eugen-Hristev/media-atmel-atmel-isc-add-support-for-xisc/20210402-024144 base: git://linuxtv.org/media_tree.git master config: arm64-randconfig-r024-20210401 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/16c4afad71c41ecb74d0afff8e7ccc7e868d3cdd git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Eugen-Hristev/media-atmel-atmel-isc-add-support-for-xisc/20210402-024144 git checkout 16c4afad71c41ecb74d0afff8e7ccc7e868d3cdd # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com> All warnings (new ones prefixed by >>): >> drivers/media/platform/atmel/atmel-sama5d2-isc.c:57:6: warning: no previous prototype for 'isc_sama5d2_config_csc' [-Wmissing-prototypes] 57 | void isc_sama5d2_config_csc(struct isc_device *isc) | ^~~~~~~~~~~~~~~~~~~~~~ vim +/isc_sama5d2_config_csc +57 drivers/media/platform/atmel/atmel-sama5d2-isc.c 56 > 57 void isc_sama5d2_config_csc(struct isc_device *isc) 58 { 59 struct regmap *regmap = isc->regmap; 60 61 /* Convert RGB to YUV */ 62 regmap_write(regmap, ISC_CSC_YR_YG, 0x42 | (0x81 << 16)); 63 regmap_write(regmap, ISC_CSC_YB_OY, 0x19 | (0x10 << 16)); 64 regmap_write(regmap, ISC_CSC_CBR_CBG, 0xFDA | (0xFB6 << 16)); 65 regmap_write(regmap, ISC_CSC_CBB_OCB, 0x70 | (0x80 << 16)); 66 regmap_write(regmap, ISC_CSC_CRR_CRG, 0x70 | (0xFA2 << 16)); 67 regmap_write(regmap, ISC_CSC_CRB_OCR, 0xFEE | (0x80 << 16)); 68 } 69 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c index ff40ee2e2759..31f63ba90c71 100644 --- a/drivers/media/platform/atmel/atmel-isc-base.c +++ b/drivers/media/platform/atmel/atmel-isc-base.c @@ -646,13 +646,7 @@ static void isc_set_pipeline(struct isc_device *isc, u32 pipeline) regmap_bulk_write(regmap, ISC_GAM_GENTRY, gamma, GAMMA_ENTRIES); regmap_bulk_write(regmap, ISC_GAM_RENTRY, gamma, GAMMA_ENTRIES); - /* Convert RGB to YUV */ - regmap_write(regmap, ISC_CSC_YR_YG, 0x42 | (0x81 << 16)); - regmap_write(regmap, ISC_CSC_YB_OY, 0x19 | (0x10 << 16)); - regmap_write(regmap, ISC_CSC_CBR_CBG, 0xFDA | (0xFB6 << 16)); - regmap_write(regmap, ISC_CSC_CBB_OCB, 0x70 | (0x80 << 16)); - regmap_write(regmap, ISC_CSC_CRR_CRG, 0x70 | (0xFA2 << 16)); - regmap_write(regmap, ISC_CSC_CRB_OCR, 0xFEE | (0x80 << 16)); + isc->config_csc(isc); regmap_write(regmap, ISC_CBC_BRIGHT, ctrls->brightness); regmap_write(regmap, ISC_CBC_CONTRAST, ctrls->contrast); diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h index d14ae096fbf6..bb0b4419deff 100644 --- a/drivers/media/platform/atmel/atmel-isc.h +++ b/drivers/media/platform/atmel/atmel-isc.h @@ -192,6 +192,9 @@ struct isc_ctrls { * * @max_width: maximum frame width, dependent on the internal RAM * @max_height: maximum frame height, dependent on the internal RAM + * + * @config_csc: pointer to a function that initializes product + * specific CSC module */ struct isc_device { struct regmap *regmap; @@ -259,6 +262,10 @@ struct isc_device { u32 max_width; u32 max_height; + + struct { + void (*config_csc)(struct isc_device *isc); + }; }; extern struct isc_format formats_list[]; diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c index 6d9942dcd7c1..d9f06daffdf8 100644 --- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c +++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c @@ -54,6 +54,19 @@ #define ISC_CLK_MAX_DIV 255 +void isc_sama5d2_config_csc(struct isc_device *isc) +{ + struct regmap *regmap = isc->regmap; + + /* Convert RGB to YUV */ + regmap_write(regmap, ISC_CSC_YR_YG, 0x42 | (0x81 << 16)); + regmap_write(regmap, ISC_CSC_YB_OY, 0x19 | (0x10 << 16)); + regmap_write(regmap, ISC_CSC_CBR_CBG, 0xFDA | (0xFB6 << 16)); + regmap_write(regmap, ISC_CSC_CBB_OCB, 0x70 | (0x80 << 16)); + regmap_write(regmap, ISC_CSC_CRR_CRG, 0x70 | (0xFA2 << 16)); + regmap_write(regmap, ISC_CSC_CRB_OCR, 0xFEE | (0x80 << 16)); +} + /* Gamma table with gamma 1/2.2 */ const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = { /* 0 --> gamma 1/1.8 */ @@ -198,6 +211,8 @@ static int atmel_isc_probe(struct platform_device *pdev) isc->max_width = ISC_SAMA5D2_MAX_SUPPORT_WIDTH; isc->max_height = ISC_SAMA5D2_MAX_SUPPORT_HEIGHT; + isc->config_csc = isc_sama5d2_config_csc; + /* sama5d2-isc - 8 bits per beat */ isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8;
The CSC submodule should be initialized in the product specific driver as it's product specific. Other products can implement it differently. Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com> --- drivers/media/platform/atmel/atmel-isc-base.c | 8 +------- drivers/media/platform/atmel/atmel-isc.h | 7 +++++++ drivers/media/platform/atmel/atmel-sama5d2-isc.c | 15 +++++++++++++++ 3 files changed, 23 insertions(+), 7 deletions(-)